What is the pH of a 0.04 Mof the diprotic acid H2CO3 solution? Kai= 4.3 x 10-; Ka2 = 4.8 x 1011 %3D O 1.4 O 2.80 Q 3.84 O 10.12 O 3.88

Q: What is the pH of 0.0085 M of the strong acid H₂SO4 (Ka2 = 0.012)? 1.90 2.29 1.42 2.42

A: Given,Molarity of H2SO4 = 0.0085 MKa2  of H2SO4 = 0.012

Q: 1. Complete and balance the following equations for acid-base reactions: NH3 HNO3 > NaHCOз HCI ->…

A: Interpretation -  To complete and balance the following equation for acid -base reactions -…

Q: What is the pH of .08 M H2SO3 (aq)? O 12.51 Ο 1.10 0 .94 O 1.89 Ο 1.49

A: Concentration of H2SO3 = 0.08 M  pH of the H2SO3 = ?

Q: Calculate the pH for the following concentration: [H3O+] = 2.19 x 10-5 M.

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Q: Calculate the pH of a 0.42 M H,SO4 solution. Give your answer to 2 places after the decimal.

A: given, molarity of H2SO4 solution = 0.42 M

Q: What is the pH of a 0.24 M solution of sodium propionate, NaC3H5O2, (base) at 25°C? (For propionic…

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Q: What is the pH of 4.3 x 10-4 M NaOH (aq)? O 17.4 10.6 О 3.4 O -3.4 O 24.6

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Q: Determine the voltage of a galvanic cell composed of Pb(s) in a 1.00 M solution of Pb²+, and Ni(s)…

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Q: Complete the table. (All solutions are at 25 °C.) Solution [H3O+] [OH-] pH 1 3.19 2 3 4 3.2 x 10-9…

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Q: Calculate the pH of a 0.10 M hypochlorous acid solution. Ka = 3.5 x 10-8

A: Hypochlorous acid is a weak acid with dissociation constant 3.5×10-8. HClO ⇋ H+ + ClO- Ka=ClO-H+HClO…

Q: What is the pH of 0.03 M HNO2?

A: Given :-  Molar concentration of HNO2 = 0.03 M  Ka = 4.6 × 10-4  To calculate :-  pH of the solution

Q: Calculate the pKa of water in ammonia generating hydroxide and ammonium products. H2O = 1.07 M ; OH-…

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Q: Calculate the pH of a 0.125 M solution of KN3 at 25°C. Ka for HN3 is 2.5 x 10*

A: KN3 is a salt of weak acid HN3 and strong base KOH  This salt undergo a anionic salt hydrolysis…

Q: What is the pH of .03 M NH4Br (aq)? O 3.13 O 9.25 O 10.87 O 1.52 O 5.38

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Q: What is the pH of a 1 x 104 M solution of HNO3?

A: using the given question, concentration is given, apply the formula, pH=-logH+  hydrogen ion…

Q: What is the pH of a solution that is 0.080 M in NaClO at 25 °C?  The Ka for HClO is 4.0×10^-8

A: NaClO is salt made by strong base sodium hydroxide and weak acid HClO

Q: What is the concentration (in M) of hydroxide ions in a solution at 25.0 °C with a pH of 3.58? O…

A: pH is defined as negative logarithm of hydrogen ions present in the solution.

Q: The pH of an arsenic acid H3AsO4 solution is 4.2. What is the concentration of the arsenate ion…

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Q: Which is more acidic?

A: The acidic strength of a particular compound is directly proportional to the stability of its…

Q: What is the pH of 3.7 x 103 M NH¼Br(aq)? Ο 10.4 O 2.4 Ο 11.7 O 5.8 O 4.6

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Q: What is the pH of a 0.01 M CH3COOH solution? (Ka= 1.74 x 10-5)

A: Given that  Ka of Ch3COOH is 1.74× 10^-5    Concentration of Ch3COOH is 0.01M

Q: Phosphoric acid, H3PO4(aq), is a triprotic acid, meaning that one molecule of the acid has three…

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Q: 12 . What is the expected pH of a 0.015 M solution of boric acid (assuming 100% dissociation) ?

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Q: What is the pH of .15 M KBRO(aq)? O 3.07 O 4.75 O 13.18 O 9.25 O 10.93

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Q: What is the pH of 1.0 M solution of H3AsO4? What is the arsenate ion concentration? Ka1=5.5x10-3,…

A: We have to predict the pH as well as the arsenate ion concentration.

Q: What is the pH of a substance with a hydrogen concentration of 3.0 x 10-12?

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Q: What is the pH of a solution that is 0.080 M in NaClO at 25 °C? The Ka for HClO is 4.0*10^-8

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Q: Which of the following is the most acidic? CI 1 3 2 4 1 OH N 2 OH h OH 3 OH CN 4 ОН

A: For acidity of carboxylic acid we see stability of its conjugate base  formed by removal of most…

Q: What is the pH of 5.35 x 103 M H2CO3 (aq)? O 4.3 O 8.6 O 2.3 O 4.9 O 9.1

A: Concentration of H2CO3 = 5.35 × 10-3 M  pH of the H2CO3 = ?

Q: What is the pH of 7.8 x 105 M HNO3 (aq)? O 18.1 O 9.9 O 9.5 O 3.7 O 4.1

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Q: At what pH would you expect this ionic species to be the predominant one? H3N- -CH- 1 4 CH₂ OH 7 11

A: The given molecule is Aspartic acid, an acidic amino acid.  The acidic groups present in the amino…

Q: The concentration of H* (or H3O*) from part A should be 1.02x×10-2 mol L-1. What is the pH of the…

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Q: What is the pH of a 0.0125 M hyploclorous acid? (Ka= 3.0 x 10-8)

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Q: What is the pH of .76 M CN (aq)? O 13.9 O 4.7 O 9.3 O 2.4

A: Interpretation : We have to calculate the pH of CN- .

Q: Calculate the pH of a 0.025 M solution of propanoic acid (K, = 1.3 x 10-5). 7.48 0.025 O 5.6 x 104…

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Q: Sulfurous acid (H₂SO3) is a polyprotic acid. Write balanced chemical equations for the sequence of…

A: The given acid is an dibasic acid which can produce two H+ ions when dissolved in water.

Q: A solution of CgH5N (pyridine, Kp = 1.7 x 10) has a pH of 9.40. What is the [C;H5N]? O 0.37 9.3 x 10…

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Q: = pH o

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: What is the pH of 6.3 x 10-4 M Ba(OH)2 (aq)? Ο 11.1 O 10.8 O 3.2 O 2.9 O 7.6

A: We have to calculate the pH of 0.00063M Ba(OH)2 solution.

Q: A 0.030 M aqueous solution of a sodium salt (NaA) has a pH of 8.23. What is the value of K, for the…

A: The correct answer is given below

Q: Calculate the pH of a 0.11 M solution of HCIO, with Ka = 3.5x10-8.

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Q: What is the pH of .03 M HC2H3O2 (aq)? O 10.07 O 1.52 O 4.74 O 3.13 O 6.27

A: Ka is acid dissociation constant which determines strength of acid. Stronger acid dissociates more…

Q: Which of the following solutions would have the lowest pH? Assume that they are all 0.10 M in acid…

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Q: [OH"]

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Q: Find the pH of a 0.50 M solution of NH4NO3 at 25 given the following values (also at 25 °C). Kb for…

A: Given,Molarity of NH4NO3 = 0.50 Mat 25 oC,     Kb of NH3 = 1.8 x 10-5                   Ka of HNO3…

Q: In the following equation HNO2 (aq) + H2O (l) ↔ H3O+ (aq) + NO2-(aq), 0.37 M of nitrous acid was…

A: Given data,Molarity of HNO2=0.37MKa for HNO2=4.5×10-4M

Q: The pH of a 0.05 M NaOH solution at 25 °C is: O 10.3 O 12.7 O 11.5 O 13.1 O13.8

A: pH of solution is calculated using relation pH + pOH = 14

Q: Which of the following characteristics of perchlorate (CIO4) best explains why perchloric acid…

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