is the solution of nh4f acidic, basic or neutral

On passing hydrogen fluoride gas (in excess) through the salt, ammonium fluoride absorbs the gas to form the addition compound ammonium bifluoride. General Chemistry: Principles and Modern Applications. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. It is is salt of weak base (Al(OH)3), Q:Chlorobenzene, CHCl, is a key intermediate in the manu-facture of dyes and pesticides. A species having tendency to accept electron pair donated by other. Therefore, with the production of OH-, it will cause a basic solution and raise the pH above 7. - LiOH { Aqueous_Solutions_Of_Salts : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", The_Hydronium_Ion : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", The_pH_Scale : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", Water_Autoionization : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()" }, { Acid : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", Acids_and_Bases_in_Aqueous_Solutions : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", Acid_and_Base_Indicators : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", Acid_Base_Reactions : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", Acid_Base_Titrations : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", Buffers : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", Buffers_II : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", Ionization_Constants : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", Monoprotic_Versus_Polyprotic_Acids_And_Bases : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()" }, [ "article:topic", "showtoc:no", "license:ccbyncsa", "acidic salts", "basic salts", "licenseversion:40" ], https://chem.libretexts.org/@app/auth/3/login?returnto=https%3A%2F%2Fchem.libretexts.org%2FBookshelves%2FPhysical_and_Theoretical_Chemistry_Textbook_Maps%2FSupplemental_Modules_(Physical_and_Theoretical_Chemistry)%2FAcids_and_Bases%2FAcids_and_Bases_in_Aqueous_Solutions%2FAqueous_Solutions_Of_Salts, \( \newcommand{\vecs}[1]{\overset { \scriptstyle \rightharpoonup} {\mathbf{#1}}}\) \( \newcommand{\vecd}[1]{\overset{-\!-\!\rightharpoonup}{\vphantom{a}\smash{#1}}} \)\(\newcommand{\id}{\mathrm{id}}\) \( \newcommand{\Span}{\mathrm{span}}\) \( \newcommand{\kernel}{\mathrm{null}\,}\) \( \newcommand{\range}{\mathrm{range}\,}\) \( \newcommand{\RealPart}{\mathrm{Re}}\) \( \newcommand{\ImaginaryPart}{\mathrm{Im}}\) \( \newcommand{\Argument}{\mathrm{Arg}}\) \( \newcommand{\norm}[1]{\| #1 \|}\) \( \newcommand{\inner}[2]{\langle #1, #2 \rangle}\) \( \newcommand{\Span}{\mathrm{span}}\) \(\newcommand{\id}{\mathrm{id}}\) \( \newcommand{\Span}{\mathrm{span}}\) \( \newcommand{\kernel}{\mathrm{null}\,}\) \( \newcommand{\range}{\mathrm{range}\,}\) \( \newcommand{\RealPart}{\mathrm{Re}}\) \( \newcommand{\ImaginaryPart}{\mathrm{Im}}\) \( \newcommand{\Argument}{\mathrm{Arg}}\) \( \newcommand{\norm}[1]{\| #1 \|}\) \( \newcommand{\inner}[2]{\langle #1, #2 \rangle}\) \( \newcommand{\Span}{\mathrm{span}}\)\(\newcommand{\AA}{\unicode[.8,0]{x212B}}\), status page at https://status.libretexts.org, From strong bases: Group 1 and Group 2, but not Be. Na2SO4 I am a Ph.D. chemical engineer and Certified Safety Professional with experience in industrial research, nonprofit management, and chemical safety consulting. Next, grate or chop the coconut meat into small pieces. To start, add a small amount of the phenol red indicator solution to your container. This property is shared among all soluble fluorides. Rebecca Tefera 2:45pm An Aqueous Solution Of NH4F Is Acidic. Relation between transaction data and transaction id, The difference between the phonemes /p/ and /b/ in Japanese, Batch split images vertically in half, sequentially numbering the output files, Replacing broken pins/legs on a DIP IC package. If it turns blue, the salt is basic. stances are acidic, basic, or, A:SOLUTION: whether an aqueous solution of, A:Given salts are :- Start your trial now! Chapter 3: Ionic Equilibria - Multiple choice questions Q 5 Q 4 Q 6 Luckily, since we're dealing with acids, the pH of a salt of polyprotic acid will always be greater than 7. You'll get a detailed solution from a subject matter expert that helps you learn core concepts. NH4 Ka 5.6x10-10 The Acid Is Stronger Than The. H2S a. C5H5NClO4 is acidic, basic or neutral? From strong acids: Cl-, Br-, I-, NO3-, ClO4-. The reactants are composed of the salt and the water and the products side is composed of the conjugate base (from the acid of the reaction side) or the conjugate acid (from the base of the reaction side). pH is basic (>7), LiNO3 which comes from a strong base (LiOH) and a strong acid (HNO3). \(NH^+ _{4(aq)} + H_2O {(l)} \rightleftharpoons NH_{3(aq)} + H_3O_{(aq)}\), \(PO^3-_{4(aq)} + H_2O_{(l)} \rightleftharpoons HPO^{2-}_{4(aq)} + OH^-_{(aq)}\). salt. Give an example of such an oxide. To tell if NH4I (Ammonium iodide) forms an acidic, basic (alkaline), or neutral solution we can use these three simple rules along with the neutralization reaction that formed NH4I .First we need to figure out the acid and base that were neutralized to form Ammonium iodide. An Aqueous Solution Of NH4F Acidic, Basic, Or Neutral? a. Round your answer to 2 decimal, A:pH of the solution is the measure of Hydrogen ion concentration which determines the strength of, Q:When in contact with a natural indicator (dried eggplant peelings), what color should the following, A:Egg plant peel indicator contains anthocyanins. Consider adding $\ce{NH4F}$ to water: you get a $\mathrm{pH}$ near $7.$ In a separate container, add $\ce{HF}$ to water (approx. Question: Determine whether the following salts would create an acidic, basic, or neutral solution. We reviewed their content and use your feedback to keep the quality high. A:An acid dissociation constant, Ka is the equilibrium constant for a chemical reaction, basically the, Q:Show, using equations for each, how according to the Bronsted-Lowry theory, the hydrogen sulfate, A:Given, Any combination of these anions and cations will produce neutral solutions. There are a few ways to test whether a salt is acidic or basic without pH. The reaction occurring is: It sublimes when heateda property common among ammonium salts. Try one of our lessons. Given, NH4I If you want a thinner consistency, add some water to the mixture and blend again. Base are the compounds that accept protons. Salt. If pH < 7, then the solution is acidic. First week only $4.99! They are also said to be a good source of energy, Read More Are Zone Bars Gluten Free?Continue, Your email address will not be published. Explain how you arrived at your answer. The equation for NH4I is:HI + NH3 = NH4IIt is also useful to have memorized the common strong acids and bases to determine whether NH4I acts as an acid or base in water (or if it forms a neutral solution).Strong acids: HCl, H2SO4, HNO3, HBr, HI, HClO4Weak acids: HF, CH3COOH, H2CO3, H3PO4, HNO2, H2SO3Strong Bases: LiOH, NaOH, KOH, Ca(OH)2, Sr(OH)2, Ba(OH)2Weak Bases: NH3, NH4OHNote that we are talking about whether NH4I is an acid, base, or neutral when dissolved in water.- Salts of strong bases and strong acids: pH will remain neutral at 7.- Salts of weak bases and strong acids: pH less than 7 (acidic).- Salts from strong bases and weak acids: pH greater than 7 (alkaline).Based on these rules, the solution of NH4I dissolved in water is acidic.For polyprotic acids (e.g. A, Q:Coleiro-ic Acid, HColeiro , is a new organic compound used to manufacture hypnotic drugs and some, Q:1. rev2023.3.3.43278. Video Explanation Was this answer helpful? (8 pts) a. HCl and CH3CO2H b. HNO3 and Ca(NO2)2 c. H2CO3 and . Hydroxylamine accepts protons from water and forms a, Q:Write a net ionic equation to show that ascorbic acid, H2C6H6O6, behaves as an acid in water., Q:Vhich of the following substance/substances yield a basic solution when dissolved in "126$^0$ C" reads as "one hundred twenty-six to the power of zero coulombs". When water and salts react, there are many possibilities due to the varying structures of salts. Question: Is B2 2-a Paramagnetic or Diamagnetic ? pH is basic (>7). This is known as a hydrolysis reaction. Why do small African island nations perform better than African continental nations, considering democracy and human development? H2NNH2. This property is shared among all . Science Chemistry Determine if the solution formed by each salt is acidic, basic, or neutral. Calculate the percent ionization of a .085 M solution of nitrous acid (weak), with a pH of 3.71. This is known as the pH scale and is the range of values from 0 to 14 that describes the acidity or basicity of a solution. By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. Medium. HA(aq)+. You'll get a detailed solution from a subject matter expert that helps you learn core concepts. Calculate the pH of a solution in which [OH]=7.1103M. For each salt, indicate whether the solution is acidic, basic, or neutral. Reset Hel SrCl2 SICH ABE: NIHF CHANENONACHO. Arrhenius acid act as a good electrolyte as it dissociates to its respective ions in the aqueous solutions. Again, consult a chart to determine whether the solution is acidic or basic based on the color that results. Q:In a 0.35Msolution, a weak acid is 2.8% dissociated. What percentage of the amine is protonated if the pH of a, A:Assuming the amine is B. An article in the American Chemical Society's Chemical & Engineering News newsmagazine draws attention to the hazard posed by sodium hydride when used in certain polar aprotic solvents such as dimethylsulfoxide (DMSO) and dimethylformamide (DMF). So the pH is determined by their Ka value. Salts, when placed in water, will often react with the water to produce H3O+ or OH-. HF dissociates equally well in a solution of KCl and in pure water. from which acid and which base. Calculate theKaKaof, A:In this question, we have to find the pH of solution by the use of Henderson hessalbalch equation,, Q:The following diagrams represent aqueous solutions ofthree acids, HX, HY, and HZ. Answer : NH4F ( AMMONIUM FLUORIDE ) is acid What is an acid, base, neutral ? Does the central atom lack an electron pair? 0 0 Find All solutions for this book Chemistry Part-I NCERT It's just a hydrogen-bonded complex that happens to retain some semblance of existence in the solid. Which of the following is/are true regarding a 0.1 M solution of Ba(OH)2? A:pH is negative logarithm of hydronium ion. Such a salt gives an acidic solution upon hydrolysis (guideline 2). Question = Is SCl6polar or nonpolar ? what is the concentration of H3O+ in this, Q:7. (8 pts) a. NH4F b. NaCH3CO2 1. c. KBr d. AlCl e. NHaNO2 f. K2CO3 8. Acid or base or, Q:a) Is an aqueous solution that is 0.10 M Na2S (aq) likely to be acidic, basic or pH neutral?, Q:The pHpH of a 1.00 MM solution of caffeine, a weak organic base, is 12.300. (a) [ OH ]=0.1M(b) [ OH ]=[ Ba2+ ](c) pH=13.30(d) [ H+ ]=11 0 7 M. Suppose you have 557 mL of 0.0300 M HCl, and you want to make up a solution of HCl that has a pH of 1.751. A:Lewis acid: Read More Who is Kardea Brown Husband?Continue, Hickory is a very popular wood for cutting boards because it is extremely hard and durable. To make coconut puree, start by removing the meat from a fresh coconut. Small Laser Controlled Area Improves Lab Utility and Reduces Costs. [H3O+] = 1.8x10-10M Cotton candy is a type of confectionery that is made from sugar. @andselisk: Well, thanks, I guess. f). Arrhenius theory 9tth ed. AlBr3 NH4F CH3NH3NO3 NaCHO2 acidic basic neutral. NaClO which comes from a strong base (NaOH) and a weak acid (HClO). - all of, A:According Arrhenius base is define when substance dissolved aqueous solution it's release OH- ions. Aqueous Solutions of Salts is shared under a CC BY-NC-SA 4.0 license and was authored, remixed, and/or curated by LibreTexts. d). Salts are composed of related numbers of cations (positively charged ions) and anions (negative ions) so that the product is electrically neutral (without a net charge). HS. Question = Is C2Cl2polar or nonpolar ? C. strongly basic. 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It changes color in, Q:Except for the Na spectator ion, aqueous solutions of CHCOOH and CHCOONa contain the same, A:Weak acid dissociates partially in an aqueous solution to furnish the hydrogen ions. Acetic acid, HC2H3O2 hydrochloric acid (HCl) only Calculate the pH of a solution in which [H3O+]=9.5109M. The color chart that comes with the indicator will show you whether the solution is acidic, basic, or neutral. Can I tell police to wait and call a lawyer when served with a search warrant? J.R. S. ), A:Solution - An Aqueous Solution Of NH4F Acidic, Basic, Or Neutral? CaCl2 The traditional method of making cotton candy involves spinning sugar, Read More Does Cotton Candy Have Dairy?Continue. pH is basic (7). Acids are our substances with, Q:Assume each salt below is dissolved in water to make a 1M solution. Open in App . 15K views 2 years ago To tell if NH4I (Ammonium iodide) forms an acidic, basic (alkaline), or neutral solution we can use these three simple rules along with the neutralization reaction. Answer = IF4- isNonpolar What is polarand non-polar? Same when it asks for lowest pH. To complete the other steps, follow the same manner of this calculation. HF + H2O ------> H+(aq) + F-(aq) See Answer Question: Determine if the solution formed by each salt is acidic, basic, or neutral. Explain why? A one molar solution of NH4CN will be: Solve Study Textbooks Guides. The volcanoes on Maui are constantly erupting and the lava that comes out of them is very dark. In a particular solution, acetic acid is 11% ionized at 25 C. Calculate the pH of the solution and the mass of acetic acid dissolved to yield 1.00L of solution. (a) What is theconjugate acid of hydroxylamine? Polar "In chemistry, polarity i An acid is a molecule or ion capable of donating a, In chemistry, bases are substances that, in aqueous solution, are slippery to the touch, taste astringent, change the color of. A salt can be made of either a weak acid and strong base, strong acid and weak base, a strong acid and strong base, or a weak acid and weak base. B (aq) + H2O (l) BH+ (aq). (Hint: The H,0* due to the water, Q:a basic solution contains 0.0004 M hydroxide ions. Assume, A:Strongest base: CH3NH2Middle base: NaCN, Weakest base: NaCl, Q:Chlorobenzene, C6H5Cl, is a key intermediate in the manufacture of dyes and pesticides. Cutting Edge Science Requires Cutting Edge Safety. Answer = SCl6 is Polar What is polarand non-polar? New Questions About Fantasy Football Symbols Answered and Why You Must Read Every Word of This Report. The LibreTexts libraries arePowered by NICE CXone Expertand are supported by the Department of Education Open Textbook Pilot Project, the UC Davis Office of the Provost, the UC Davis Library, the California State University Affordable Learning Solutions Program, and Merlot. acidic. c). What type of solution forms when a metal oxide dissolves in water? It's not clear to me what straightforward notation, according to my screen, gets retranslated to a different format. GIven: pKb NH3=4.75. There are several guiding principles that summarize the outcome: Do not be intimidated by the salts of polyprotic acids. A:To find: I have already been notified about certain subscripts, but not the temperature. PH3 Why did Ukraine abstain from the UNHRC vote on China? chemistNATE 238K subscribers Subscribe 1.5K 212K views 10 years ago Acids and Bases How can you predict. - H2O Posted 11 months ago Recent Questions in Software Engineering Q: Required fields are marked *. NHs Is A Conjugate Of A Weak Base A Acid. The ionization, Q:Hygrogen cyanide gas (HCN), a power respiratotoxic, inhibitor, is highly toxic. The acid salt is usually used in preference to the neutral salt in the etching of glass and related silicates. Hence the protonation reaction taking place is First, use litmus paper to test the pH of the salt solution. H2NNH3NO3. So the pH is determined by their Ka value. This substance is commonly called "commercial ammonium fluoride". How to analyze a acid and salt mixture using titrimetry? Additionally, it will have a neutral pH level, meaning it is neither acidic nor alkaline. If the salt comes from a STRONG acid and weak base, the pH will be acidic (<7), If the salt comes from s STRONG base and a weak acid, the pH will be basic (>7), If the salt comes from a STRONG acide and a STRONG base, the pH will be neutral (7), LiNO2 which comes from a strong base (LiOH) and a weak acie (HNO2). The pH will remain neutral at 7. Why is the solution of ammonium bifluoride more acidic than aqueous ammonium fluoride? D. weakly basic. Experts are tested by Chegg as specialists in their subject area. What is the maximum volume (in liters) that you can make of this solution? Learn more about Stack Overflow the company, and our products. Will NH4F be acidic, basic or neutral in water? Is calcium oxide an ionic or covalent bond . A:Acid-base concept can be explained by various theories :- B. strongly acidic. What, A:Givendata,Molarityofbutylamine=0.47MpH=12.13, Q:Amethocaine,C15H25N2O2Cl, is the salt of the basetetracaineandhydrochloric acid. The easiest way to tell is to look at each salt and determine how it was made, i.e. Basic b. Alkaline c. Both d. Neither. Then, slowly add the salt solution to the container while stirring. 22. To test with litmus paper, wet the paper with the salt solution and then compare the color of the paper to the chart included with the litmus kit. O a. This means that when calculating the values for Kb of CO32-, the Kb of the first hydrolysis reaction will be \(K_{b1} = \dfrac{K_w}{K_{a2}}\) since it will go in the reverse order. a. If the acidic part is more strong then, the solution will, Q:Which of the following does NOT describe Arrhenius acids and bases? Indicate whether the solutions in Parts A and B are acidic or basic. phwxnq25 Lv10 13 Jan 2023 Unlock all answers The same way that polyprotic acids lose H. Predict whether the pH of each of the following salts placed into water is acidic, basic, or neutral. Which of the following can act as a Lewis acid? They have been married since June 2019 and have a daughter named Skylar. \(NaOCl _{(s)} \rightarrow Na^+_{(aq)} + OCl^-_{(aq)}\). Median response time is 34 minutes for paid subscribers and may be longer for promotional offers. Bronsted-Lowry theory, Q:An aqueous solution of window cleaner has [H3O+] = 1.8x10-10 M at 25oC. Dissociation equilibria of ammonium bifluoride in water, We've added a "Necessary cookies only" option to the cookie consent popup. Recommended textbook solutions. Legal. KCN Timberlake, Karen C. Chemistry 101 Introductory Chemistry. \(OCl^-_{(aq)} + H_2O_{(l)} \rightleftharpoons HOCl_{(aq)} + OH^-_{(aq)}\). 23. It is a very weak, A:HCN reacts with NaOH as follows: Second, you can use a universal indicator to test the pH of the salt solution. How to match a specific column position till the end of line? It is also used for preserving wood, as a mothproofing agent, in printing and dyeing textiles, and as an antiseptic in breweries. pH = 8.02 pH = 11.85 Basic Part A: [H3O+]=9.5109 M Part B: [OH]=7.1103 M A:To calculate, we would use the given information . Join / Login >> Class 11 >> Chemistry . the reaction is reversible: This substance is commonly called "commercial ammonium fluoride". HC7H5O2. It is only applicable for, Q:Determine whether aqueous solutions of the following salts are acidic, basic or neutral: No packages or subscriptions, pay only for the time you need. So The PH Is Determined By Their Ka Value. Ka for NH4+ is 1.00 x 10^-14 / 1.8 x 10^-5 = 5.6 x 10^-10. Add comment. KaHF=6.6*10^-4. If pH = 7, then the solution is neutral. Question = Is IF4-polar or nonpolar ? If so, it can be a Lewis base. If the solid ammonium fluoride (NH4F) is dissolved in pure water, will the resulting solution be acidic, basic, or neutral? Basic c. Neutral Keeping it similar to the general acid properties, Arrhenius acid also neutralizes bases and turns litmus paper into red. Determine whether aqueous solutions of the following salts are acidic, basic, or neutral: (a) KBr (b) NaHCO3 (c) NH4Cl (d) Na2HPO4 (e) NH4F Also, how would I know what the products are for these reactions. The pH scale goes from 0-14, with 7 being neutral, below 7 being acidic and above 7 being basic. [OH-] =? What video game is Charlie playing in Poker Face S01E07? a) Predict the, A:aWeknowtharaccordingtopHscaleifwehavesolution'spHmorethan7thenitis, Q:Give two solutions of differing chemical identities, which is more basic, and by what factor? In chemistry, a salt is an ionic compound that can be formed by the neutralization reaction of an acid and a base. To learn more, see our tips on writing great answers. Is the solution of NH4F acidic basic or neutral? Making statements based on opinion; back them up with references or personal experience. [H+]=5.43109M. [4] This structure is very similar to ice, and ammonium fluoride is the only substance which can form mixed crystals with water.[5]. One way is to use litmus paper. \[NH_4NO_{3(s)} \rightarrow NH^+_{4(aq)} + NO^-_{3(aq)}\]. This means the Kb will be very small. Q:Calculate [OH] for the following solution; These strips will change color depending on the acidity or basicity of the solution. Solution containing salt of strong acid and strong base is neural. So only the first step will be completed here. A link to the app was sent to your phone. First, use litmus paper to test the pH of the salt solution. Q:According to the Lewis theory, which one of the following species would be expected to react as a, A:According to Lewis theory, Acid is species which accepts electrons and Base is species which, Q:Calculate the percent ionization of propionic acid 1C2H5COOH2 in solutions of each of the following, A:The percent ionization of propionic acid is to be calculated, Q:Which of the following is a Lewis acid? BASE ( wikipedia) Is the solution basic at 25C? Because, of course, all these salts come from an acid + a base. \[KCN_{(s)}\rightarrow K^+_{(aq)} + CN^-_{(aq)}\]. a. Solution Z has a pH 6 times as large as solution R. Solution Q has [OH-] half as high as that of solution Z. e). Write reactions to justify your answers. HONH3. Looking for Ron Prestridge online? Kb for NO2- is 1.00 x 10^-14 / 4.5 x 10^-4 = 2.2 x 10^-11. Asking for help, clarification, or responding to other answers. If pH > 7, then the solution is basic. Licio h. CsCN Determine whether the following mixtures would form a buffer; and if so, what is the approximate pH? I found for NH4 OneClass 12.3K subscribers Subscribe 2.7K views 2 years ago To book a personalized. 16.84 Predict whether aqueous solutions of the following sub- Another way to test for acids and bases is with indicators. Ammonium fluoride | NH4F or FH4N | CID 25516 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities . 0:00 / 5:57 Will these salts produce acidic, basic, or neutral solutions in water? It says each of the salts were dissolved in water for a 0.10M solution and I know the answer is KCN but I'm just not sure how. (a) Al(NO3)3 - Petrucci, Ralph H., William S. Harwood, F G. Herring, and Jeffry D. Madura. Calculate [OH2]. Q:Which of the following is a feature of a Lewis acid? \[\dfrac{x^2}{0.2-x}=\dfrac{1*10^-14}{3.98 \times 10{-13}}\]. 2nd ed. 35,000 worksheets, games, and lesson plans, Spanish-English dictionary, translator, and learning, a Question Amphiprotic substance = HSO4- (aq)