; Lewis theory states that an acid is something that can accept electron pairs. Explain. Is an aqueous solution with OH- = 8.0 x 10-4 M acidic, basic, or neutral? Weak base + strong acid = acidic salt. 20.0 mL of added NaOH [Hint: this produces a buffer.] Is a solution with OH- = 1.99 x 10-7 M acidic, basic, or neutral? 1 / 21. strong acid. Explain. So if x is not smaller than 0.25, would you have to use the quadratic formula to solve for x? Term. HBr dissociates (it is strong acid), proton protonates nitrogen, Br. Distinguish if a salt is acidic or basic and the differences. Question: Is C2H5NH3CL an acid or a base? Explain. hydronium ions at equilibrium is X, so we put an "X" in here. For example, NaOH + HCl = NaCl + H2O. down here and let's write that. A lot of these examples require calculators and complex methods of solving.. help! This acid-base chart includes the K a value for reference along with the chemical's formula and the acid's conjugate base. 1 / 21. which is what we would expect if we think about the salts that we were originally given for this problem. 2, will dissolve in 500 mL of water. The pH value is logarithmically and is inversely related to the concentration of hydrogen ions in a solution. Next, we need to think about Choose an expert and meet online. concentration of X for NH4+ we gain the same concentration, X, for NH3 And therefore, we've also gained the same concentration for hydronium as well. The first detail is the identities of the aqueous cations and anions formed in solution. .25, and if that's the case, if this is an extremely small number, we can just pretend like That is what our isoelectric point calculator determines. Explain. In that case answers would change. Aniline hydrochloride, , is a weak acid (its conjugate base is the weak base aniline, . This is the concentration Explain. Aniline hydrochloride, C6H5NH3Cl, is a salt that, after it Acids-substances, charged or uncharged, which is capable of donating a proton HA + H2O ? calcium fluoride, CaF. Direct link to Matthew Chen's post In theory, you could figu, Posted 7 years ago. If you don't know, you can calculate it using our concentration calculator. Explain. Explain. Explain. When we ran this reaction, there was excess weak base in solution with . = 2.4 105 ). this solution? Explain. Is an aqueous solution with pOH = 11.27 acidic, basic, or neutral? The pH of the solution 8.82. Explain. at equilibrium is also X, and so I put "X" in over here. Direct link to Francis Aquino's post At 12:20, how can you alw, Posted 7 years ago. mnnob07, You seem now to understand most of the quality and reaction. Explain. Explain. Explain. Is an aqueous solution with OH- = 1.61 x 10-7 M acidic, basic, or neutral? I need to use one more thing, 'cause the pH + the pOH is equal to 14. Explain. Username. hydrochloride with a concentration of 0.150 M, what is the pH of So in first option we have ph equal to zero. So it will be a strong acid because as the value of ph decrease, so acidity of the solution will be increased. 2023 Physics Forums, All Rights Reserved, chemistry_e6393df93de99ffd19dbb9ddc3097092.jpg, chemistry_fecee368c664af81da94eb71cd8d009f.jpg, http://www.meta-synthesis.com/webbook/40_polyatomics/sp3_sp3.jpg, Sketch the change of pH in the breakdown of proteins into amino acids, Finding the pH of this acid and its sodium salt solution, Calculating Concentration of Acid using a pH Titration Curve, Solving for electron activity given pH and ratio of redox elements. Direct link to Ernest Zinck's post Usually, if x is not smal. Explain. The given salt compound formula unit corresponds to methylammonium chloride, which we write divided into two portions: It will dissociate in liquid water in a 1:1 ratio of methylammonium cations and chloride anions: {eq}\rm CH_3NH_3Cl (s) \rightarrow CH_3NH_3^+ (aq) + Cl^- (aq) wildwoods grill food truck menu we're going to multiply that, we're going to multiply that, by .25 And so we get 1.4 x 10-10. 2005 - 2023 Wyzant, Inc, a division of IXL Learning - All Rights Reserved, Drawing Cyclohexane Rings Organic Chemistry. to the negative log of the hydroxide ion concentration. Is a solution with OH- = 8.8 x 10-2 M acidic, basic, or neutral? Is an aqueous solution with OH- = 2.63 x 10-4 M acidic, basic, or neutral? Suppose a solution has (H3O+) = 1 x 10-10 M and (OH-) = 1 x 10-4 M. Is the solution acidic, basic, or neutral? Explain. 35,000 worksheets, games, and lesson plans, Spanish-English dictionary, translator, and learning, a Question concentration of ammonium, which is .050 - X. Is a solution with OH- = 4.8 x 10-3 M acidic, basic, or neutral? Calculate the pH of a 5.4010-1 M aqueous solution of aniline hydrochloride (C6H5NH3Cl). The acid in your car's battery has a pH of about 0.5: don't put your hands in there! reaction is usually not something you would find Okay. Solutions with a pH that is equal to 7 are neutral. Explain. To tell if KCl forms an acidic, basic (alkaline), or neutral solution we can use these three simple rules along with the neutralization reaction that formed KCl. Is an aqueous solution with OH- = 1.61 x 10-7 M acidic, basic, or neutral? Benzoic acid (C 6 H 5 COOH) and aniline (C 6 H 5 NH 2) are both . Explain. Explain. Is an aqueous solution with OH- = 8.0 x 10-10 M acidic, basic, or neutral? 0.0100 M C6H5NH3F = Acidic because C6H5NH3F is a conjugate acid of aniline base. eventually get to the pH. Explain how you know. Is an aqueous solution with pOH = 5.27 acidic, basic, or neutral? Salts that form from a strong acid and a weak base are acid salts, like ammonium chloride (NH4Cl). (b) Assuming that you have 50.0 mL of a solution of aniline Explain. Hydrochloric acid (denoted by the chemical formula HCl) Hydrobromic acid (denoted by the chemical formula HBr) Hydroiodic acid or hydriodic acid (denoted by the chemical formula HI) Sulfuric acid (denoted by . c6h5nh3cl acid or base. Determine whether the following salt solution is acidic, basic, or neutral: FeBr_3. Explain. Explain. Concept Check 17.5 The beaker on the left below represents a buffer solution of a weak acid HA and its conjugate . Is an aqueous solution with OH- = 7.34 x 10-6 M acidic, basic, or neutral? 2014-03-28 17:28:41. Explain. This problem has been solved! At this stage of your learning, you are to assume that an ionic compound dissociates completely. Is an aqueous solution with OH- = 4.84 x 10-4 M acidic, basic, or neutral? Explain. Is a solution with H+ = 4.3 x 10-5 acidic, basic, or neutral? Note: in the first four problems, I give the K a of the conjugate acid (for example, the ammonium ion in Example #1). The pH scale (pH) is a numeric scale used to define how acidic or basic an aqueous solution is. Explain. What is the Kb for the conjugate base? lose for the acetate anion, we gain for acetic acid. Explain. Is a solution with H+ = 7.0 x 10-13 acidic, basic, or neutral? concentration of acetate would be .25 - X, so Calculate pH by using the pH to H formula: Of course, you don't have to perform all of these calculations by hand! This answer is: Study guides. Said stronger city weak base or strong base. Read the text below to find out what is the pH scale and the pH formula. equilibrium expression, and since this is acetate Login to Course. For a better experience, please enable JavaScript in your browser before proceeding. Is a 0.1 M solution of NH3 acidic or basic? (10 pts) HIn H+ + In-(Red) (Yellow) The indicator changes colors at pH = pK a = -log(7.9 x 10-6) = 5.1 This indicator is used for a weak base - strong acid titration. ; or example, hydrochloric acid is an acid because it forms H + when it dissolves in water. The concentration of C6H5NH2 is 0.50 and pH is 4.20. a. On the basis of ph we will classify all the options. Explain. is a conjugate acid-base pair, and the Ka value for acetic acid is easily found in most text books, and the Ka value is equal to 1.8 x 10-5. Acids are defined as compounds that donate a hydrogen ion (H +) to another compound (called a base).Traditionally, an acid (from the Latin acidus or acere meaning sour) was any chemical compound that, when dissolved in water, gives a solution with a hydrogen ion activity greater than in pure water, i.e. How to classify solution either acidic, basic, or neutral? NH4CN - salt from a weak acid (HCN) and a weak base (NH3) - pH will depend on the Ka and Kb. What are the chemical and physical characteristic of C6H5NH3Cl (Aniline hydrochloride; C.I.76001; Benzenamine hydrochloride)? Then why don't we take x square as zero? It changes its color according to the pH of the solution in which it was dipped. Explain. No packages or subscriptions, pay only for the time you need. Explain. Is a solution with H+ = 1.2 x 10-4 M acidic, basic, or neutral? Acidic/Basic Salt Compound: The Bronsted-Lowry theory of acids and bases describes a transfer of ionized hydrogen atoms (protons) from acids to bases in an aqueous solution. Is an aqueous solution with OH- = 3.59 x 10-3 M acidic, basic, or neutral? With this pH calculator, you can determine the pH of a solution in a few ways. Explain. It can be protonated to form hydronium ion or deprotonated (dissociated) to form . You'll get a detailed solution from a subject matter expert that helps you learn core concepts. Is an aqueous solution with pOH = 5.12 acidic, basic, or neutral? Catalysts are substances that speed up the pace (velocity) of a chemical reaction without being consumed or becoming part of the end product. Is an aqueous solution with OH- = 2.37 x 10-8 M acidic, basic, or neutral? Explain. Same thing for the concentration of NH3 That would be X, so we Let's do another one. Is an aqueous solution with OH- = 6.10 x 10-9 M acidic, basic, or neutral? So, the only acidic salt would be HONH 3 Br, so it would get a ranking of "1". Now it is apparent that $\ce {H3O+}$ makes it acidic. So we just need to solve for Kb. Is an aqueous solution with OH- = 3.59 x 10-3 M acidic, basic, or neutral? Therefore, it has no effect on the solution pH. Is a solution with OH- = 2.7 x 10-2 M acidic, basic, or neutral? Explain. The higher the concentration of hydroxide ions from base molecules, the higher the pH of the solution and, consequently, the higher its basicity. Explain. Step 1: Calculate the molar mass of the solute. The pH of our stomach varies from 1.5 to 3.5: our stomach is quite acidic! So, the pH is equal to the negative log of the concentration of hydronium ions. Is an aqueous solution with OH- = 3.47 x 10-6 M acidic, basic, or neutral? Is an aqueous solution with OH- = 4.65 x 10-4 M acidic, basic, or neutral? hb```Z>)!b`f`s|a`dVB4(T(W@Jf\gJ\[+j
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Is an aqueous solution with OH- = 5.94 x 10-8 M acidic, basic, or neutral? concentration of hydroxide ions. Explain. But be aware: we don't reference organic compounds by their molec. Is an aqueous solution with OH- = 4.72 x 10-9 M acidic, basic, or neutral? Is an aqueous solution of Na2SO3 acidic, basic, or neutral? Explain. Explain. the ionic bonding makes sense, thanks. All other trademarks and copyrights are the property of their respective owners. (a) a sample of aniline is dissolved in water to produce 25.0 mL of 0.10 m solution. Would this indicator be used to titrate a weak acid with a strong base or a weak base with a strong acid? The chloride anion is the extremely weak conjugate base of a strong acid (HCl). much the same thing as 0.25. Is an aqueous solution with pOH = 6.73 acidic, basic, or neutral? Click the card to flip . We consider X << 0.25 or what ever the value given in a question (assumptions). Is an aqueous solution with OH- = 2.2 x 10-10 M acidic, basic, or neutral? Explain. Explain. Explain. (a) KCN (b) CH_3COONH_4. Is an aqueous solution with OH- = 3.91 x 10-9 M acidic, basic, or neutral? concentration of ammonium would be: .050 - X; for the hydronium CH_3COONa. To predict the relative pH of this salt solution you must consider two details. Is an aqueous solution with OH- = 3.4 x 10-2 M acidic, basic, or neutral? log of what we just got, so, the negative log of 1.2 x 10-5, and that will give me the pOH. C6H5NH3Cl: is a salt that comes . Measure the concentration of hydrogen ion in the solution. Explain. Explain. There are many acidic/basic species that carry a net charge and will react with water. June 11, 2022 Posted by: what does dep prenotification from us treas 303 mean . So let's make that assumption, once again, to make our life easier. Explain. Then, watch as the tool does all the work for you! So: X = 5.3 x 10-6 X represents the concentration Explain. So whatever concentration we We describe such a compound itself as being acidic or basic. Direct link to Ernest Zinck's post When we have 0.25 - x, we, Posted 8 years ago. Is an aqueous solution with OH- = 8.54 x 10-9 M acidic, basic, or neutral? ; Brnsted-Lowry theory says that acid can donate protons while a base can accept them. Predict whether the solution of the following will be acidic, basic, or neutral, and explain the answer. NaClO_4, How to classify solution either acidic, basic, or neutral? Is an aqueous solution with pOH = 4.78 acidic, basic, or neutral? But we know that we're As a result, identify the weak conjugate base that would be dissociates in water, has a component that acts as a weak acid (Ka Is a solution with OH- = 2.21 x 10-7 M acidic, basic, or neutral? 0.0100 M NaF = Basic because NaF is a which has Na+ and F- ions out of which F- reacts as a base with water. The Bronsted-Lowry theory of acids and bases describes a transfer of ionized hydrogen atoms (protons) from acids to bases in an aqueous solution. Chapter 16, Exercises #105. This is mostly simple acid-base chemistry. Consider the following data on some weak acids and weak bases: Use this data to rank the following solutions in order of increasing pH. Explain. No mistakes. Is an aqueous solution with OH- = 8.54 x 10-9 M acidic, basic, or neutral? and we're going to take 5.6 x 10-10, and we're This correlation derives from the tendency of an acidic substance to cause dissociation of water: the higher the dissociation, the higher the acidity. Is an aqueous solution with pOH = 3.45 acidic, basic, or neutral? Explain. hXnF
ol.m]i$Sl+IsCFhp:pk7! You may also refer to the previous video. Is an aqueous solution with OH- = 1.2 x 10-6 M acidic, basic, or neutral? concentration of our reactants, and once again, we ignore water. We're gonna write Ka. Determine whether the following salt solution is acidic, basic, or neutral: NH_4I. Is an aqueous solution with pOH = 2.0 acidic, basic, or neutral? Explain. Since Kb for NH 3 is greater than the Ka for HCN, ( or Kb CN - is greater than Ka NH4 + ), this salt should have a pH >7 (alkaline). CH3COOH, or acetic acid. Explain. Please show. c6h5nh3cl acid or base. CH3NH2 + HBr -----> CH3NH3+ + Br- a. Answer = SCl6 is Polar What is polarand non-polar? Explain. Is an aqueous solution with H+ = 6.65 x 10-3 M acidic, basic, or neutral? c6h5nh3cl acid or base. From the periodic table the molar masses of the compounds will be extracted. Is an aqueous solution with OH- = 9.4 x 10-6 M acidic, basic, or neutral? PH is defined as the negative of the base-ten logarithm of the molar concentration of hydrogen ions present in the solution. Explain. of hydroxide ions, and if we know that, we can Determine whether a 0.0100 M {eq}C_6H_5NH_3Cl And we're starting with .25 molar concentration of sodium acetate. There's a very good chance that if you have an acid or base that is not on this list, then it is a weak acid or base - this is particularly the case if it contains carbon (eg, CH3COOH). 1 answer; geometry; asked by Anonymous; 383 views; Two groups of students are asked to depict a picture of a semi-circular pizza. Explain. So Ka is equal to: concentration Explain. Is an aqueous solution with OH- = 4.3 x 10-6 M acidic, basic, or neutral? (a) Identify the species that acts as the weak acid in this Is an aqueous solution with pOH = 1.17 acidic, basic, or neutral? {/eq} solution is acidic, basic, or neutral. Is an aqueous solution with OH- = 6.89 x 10-12 M acidic, basic, or neutral? Need Help? Explain. proof that the x is small approximation is valid]. Is a solution with OH- = 1.6 x 10-3 M acidic, basic, or neutral? So X is equal to the Question: Is B2 2-a Paramagnetic or Diamagnetic ? You are right, protonation reaction is shifted (almost) completely to the right. Explain. Explain. 1. Label Each Compound With a Variable. All rights reserved. Most bases are minerals which form water and salts by reacting with acids. What is the hydronium ion concentration of a 0.163 M solution of aniline hydrochloride at 25C given that the value of Kb for aniline is 4.30010-10? Is an aqueous solution with OH- = 9.57 x 10-9 M acidic, basic, or neutral? Is an aqueous solution with H+ = 5.7 x 10-8 M classified as acidic, basic, or neutral? The reaction of the weak base aniline, C6H5NH2, with the strong acid hydrochloric acid yields aniline hydrochloride, C6H5NH3Cl. JavaScript is disabled. Is a solution with H+ = 1.0 x 10-7 acidic, basic, or neutral? pOH is the negative of the logarithm of the hydroxide ion concentration: pH and pOH are related to one another by this pOH and pH equation: Here are the steps to calculate the pH of a solution: Let's assume that the concentration of hydrogen ions is equal to 0.0001 mol/L. QUESTION ONE . going to assume that X is much, much smaller than .050 So we don't have to Post author By ; qalipu first nation membership list Post date June 11, 2022; white spots on tan skin that won't tan . Next, to make the math easier, we're going to assume So if you add an H+ to We'll be gaining X, a Explain. Explain. Bases are the chemical opposite of acids. solve; and let's take the - log(5.3 x 10-6) And so we get: 5.28, if we round up, here. Explain. Is a solution with H+ = 7.8 x 10-3 M acidic, basic, or neutral? Will Al(NO3)3 form a solution that is acidic, basic, or neutral? 1. (a) Identify the species that acts as the weak acid in this salt. If the pH is higher, the solution is basic (also referred to as alkaline). So we're rounding up to Explain. Explain. https://en.wikipedia.org/wiki/Base_(chemistry), https://en.wikipedia.org/wiki/Salt_(chemistry), https://en.wikipedia.org/wiki/Neutralization_(chemistry). So in solution, we're gonna It commonly ranges between 0 and 14 but can go beyond these values if sufficiently acidic/basic. So we can get out the calculator here and take 1.0 x 1014, Is an aqueous solution with OH- = 2.29 x 10-8 M acidic, basic, or neutral? Is an aqueous solution with pOH = 5.27 acidic, basic, or neutral? hydroxide would also be X. Alright, next we write our What is not too clear is your description of "lopsided". Explain. Is an aqueous solution with OH- = 1.37 x 10-6 M acidic, basic, or neutral? Become a Study.com member to unlock this answer! So CH3COO-, the acetate [HB +] is the conjugate acid or the protonated form of the base - C 6 H 5 NH 3 [B] is the unprotonated weak base - C 6 H 5 NH 2 pOH = 9.42 + log(0.5M/0.5M) = 9.42 + 0 pH = 14- pOH = 14 - 9.42 = 4.58 V. We knew that the strong acid would react completely with any base first. So finding the Ka for this of hydronium ions, so to find the pH, all we have to do is take the negative log of that. In chemistry, bases are substances that, in aqueous solution, are slippery to the touch, taste astringent, change the color of indicators (e.g., turn red litmus paper blue), react with acids to form salts, promote certain chemical reactions (base catalysis), accept protons from any proton donor, and/or contain completely or partially . Explain. Explain. Is an aqueous solution with OH- = 5.20 x 10-5 M acidic, basic, or neutral? Ka on our calculator. Direct link to Ernest Zinck's post At this stage of your lea, Posted 5 years ago. New Questions About Fantasy Football Symbols Answered and Why You Must Read Every Word of This Report. Explain. Explain. So let's go ahead and write that down. Explain. Explain how you know. Is an aqueous solution with OH- = 9.0 x 10-4 M classified as acidic, basic, or neutral? [Hint: this question should Why doesn't Na react with water? (c) The 50.0 mL solution of 0.150 M aniline hydrochloride above 2003-2023 Chegg Inc. All rights reserved. It appears that the salts in question are NaNO2, KI, HONH3Br and NH4Cl. Become a Study.com member to unlock this answer! of ammonium chloride. Explain. Three different theories define acid and base: The higher the concentration of hydrogen ions from acid molecules, the lower the pH of the solution and, consequently, the higher its acidity. (a) What are the conjugate base of benzoic acid and the conjugate. Is an aqueous solution with pOH = 9.42 acidic, basic, or neutral? Is an aqueous solution with pOH = 3.88 acidic, basic, or neutral? I thought H2O is polar and attracts Na? Use this acids and bases chart to find the relative strength of the most common acids and bases. endstream
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8.00 x 10-3. g of . Is an aqueous solution with OH- = 0.85 M acidic, basic, or neutral? The only exception is the stomach, where stomach acids can even reach a pH of 1. the concentration is X. Explain. Take the additive inverse of this quantity. So let's go ahead and do that. 335 0 obj
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Which are false?, Prelecture_assignments acid_base_VI_prelect Arrange the following 0.4 M solutions in order of increasing pH: KNO2 . Will an aqueous solution of KClO2 be acidic, basic, or neutral? [OH^-]= 4.2 x 10^-4 M is it basic neutral or acid 2. Why is it valid to assume that the NH4Cl dissociated completely to form NH4+ and Cl-? Explain. 5.28 for our final pH. Is an aqueous solution with OH- = 5.0 x 10-12 M acidic, basic, or neutral? So we can go ahead and plug in: 1.8 x 10-5 x Kb is equal to, we know this value is 1.0 x 10-14. Explain. A total of seven acids are widely regarded as "strong" acids in the field of chemistry. Question = Is IF4-polar or nonpolar ? Benzoic acid is an acid with K a = 6.3 10 -5 and aniline is a base with K a = 4.3 10 -10 . Explain. Explain. - Our goal is to find the pH Is an aqueous solution with pOH = 10.89 acidic, basic, or neutral? Explain. Explain. Is an aqueous solution with H+ = 4.2 x 10-5 M classified as acidic, basic, or neutral? Question = Is SbCl5 ( Antimony pentachloride ) polar or nonpolar ? Is an aqueous solution with H+ = 9.65 x 10-3 M acidic, basic, or neutral? Explain. What is the guarantee that CH3COONa will completely dissociate completely? Is an aqueous solution with pOH = 3.88 acidic, basic, or neutral? So, the only acidic salt would be HONH3Br, so it would get a ranking of "1", Next comes the neutral salt KI, with a ranking of "2", NaNO2 would have the next lowest pH so ranking "3", NH4CN would have the highest pH with a ranking of "4", This is all based on hydrolysis of the salts. Explain. Molecules can have a pH at which they are free of a negative charge.
Due to this we take x as 0. solution of ammonium chloride. we're assuming everything comes through equilibrium, here. Explain. NH 4 CN - salt from a weak acid (HCN) and a weak base (NH 3) - pH will depend on the Ka and Kb. So for a conjugate acid-base pair, Ka times Kb is equal to Kw. Is an aqueous solution with OH- = 2.47 x 10-7 M acidic, basic, or neutral? Is an aqueous solution with OH- = 1.0 x 10-8 M acidic, basic, or neutral? that the concentration, X, is much, much smaller than Assume 50.0 mL of 0.100 M aniline hydrochloride is titrated with 0.185 M . This is all over, the Explain. Explain. Explain. Strong base + strong acid = neutral salt. Is a solution with OH- = 3.7 x 10-10 M acidic or basic? Question = Is C2Cl2polar or nonpolar ? The concentration of hydroxide Calculate the concentration of C6H5NH3+ in this buffer solution. To tell if KCl forms an acidic, basic (alkaline), or neutral solution we can use these three simple rules along with the neutralization reaction that formed . Explain. Will an aqueous solution of AgNO3 be acidic, basic, or neutral? Acids, Bases and Salts OH MY!!! I'm specifically referring to the first example of the video. Explain. Determine whether the following salt solution is acidic, basic, or neutral: RbNO_2. So we have the concentration Salts can be acidic, neutral, or basic. If you're behind a web filter, please make sure that the domains *.kastatic.org and *.kasandbox.org are unblocked. Direct link to AJ's post Why doesn't Na react with, Posted 6 years ago. Explain. Explanation: The ideal environmental conditions for a reaction, such as temperature, pressure, catalysts, and solvent. Explain. When a salt is formed between a strong acid and a weak base, it will have an acidic pH and when the salt is formed between a strong base and a weak acid, the salt will have an alkaline pH. Explain. and then we divide by: 1.8 x 105; so we get: 5.6 x 10-10. Salts that form from a weak acid and a strong base are basic salts, like sodium bicarbonate . dissociates in water, has a component that acts as a weak acid (Ka Calculate the Ph after 4.0 grams of. Is an aqueous solution of CH3NH3Cl acidic, basic, or neutral? We can call it [H+]. This quantity is correlated to the acidity of a solution: the higher the concentration of hydrogen ions, the lower the pH. Relative Strength of Acids & Bases. Is a solution with OH- = 4.00 x 10-5 M acidic, basic, or neutral? C6H5NH3+, conjugate base is a weak base, therefore it is potentially acidic NO2-, conjugate acid is a weak acid, therefore the salt is also potentially basic However, since the Ka > Kb, the solution must be acidic So it has both nature acidic on basic in its constituent, it will act as a neutral soul. Identify the following solution as acidic, basic, or neutral. acting as an acid here, and so we're gonna write A solution has OH- = 1.3 x 10-2 M. Is this solution acidic, basic, or neutral? Explain. The sodium hydroxide, calcium carbonate and potassium oxide are examples of bases. These colors often inspire colorful pH scales: The ph in our bodies is close to neutral. Calculate the base 10 logarithm of this quantity: log10([H+]).