Phosphoric acid, H3PO4(aq),H3PO4(aq), is a triprotic acid, meaning that one molecule of the acid has three acidic protons. Estimate the pH and the concentrations of all species in a 0.150 M phosphoric acid solution. pKa1= 2.16         pKa2= 7.21         pKa3= 12.32 [H3PO4]= ? M [H2PO−4]= ? M [HPO2−4]= ? M [PO3−4]= ? M [H+]= ? M [OH−]= ? M pH=

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A: Given reaction: HOCl(aq) + H2O(l) ⇌ H3O+ (aq) + OCl-(aq) The Ka for HOCl = 3.5×10-8 The initial…

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A: Information of question

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Q: Calculate the pH of water at 60 °C. The pKa of water is 13.017 at this temperature.

A: Since pKa = -log(Ka) => Ka = 10-pKa  = 10-13.017 = 9.62 X 10-14 approx H2O (l) -----> H+(aq) +…

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Q: Consider the following data on some weak acids and weak bases: acid base K. K, name formula name…

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

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Q: |Calculate the pH of a 18 M NH,Cl(aq) (ammonium chloride salt of ammonia) at 25°C. The base…

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Q: A 0.12 M solution of hypoiodous acid has a pH of 5.71. Calculate the acid-dissociation constant (Ka)…

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A: The correct answer is given below

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Q: 7. Identify the Brønsted-Lowry acid, the Brønsted-Lowry base, the conjugate acid, and the conjugate…

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Q: The base protonation constant K, of morpholine (C¸H,ONH) is 2.14 × 10 °. Calculate the pH of a 1.0 M…

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Q: of a 0.432 M aqueous solution of n pH =

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Q: Explain how ammonia can function both as a Brønsted base and as a Lewis base.

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Q: Household bleach is prepared by dissolving chlorine in water.  Cl2 (g) + H2O  « H+ (aq)  +  Cl-…

A: The hydrogen ion concentration in the solution of a pH of 1.19 is;

Q: 10. Calculate the pH of a solution of CH3NH2(aq) Methylamine, K = 4.3x10 that has an initial…

A: Information of question

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A: Given Initial Concentration = 0.47 M Kb = 9.12 × 10-6

Q: Calculate the pH of 0.10 M (COOH)½ (aq), oxalic acid. Ka1 = 5.9 x 10-² ; Ka2 = 6.4 x 10-5.

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Q: Consider the following data on some weak acids and weak bases: acid base K. K, name formula name…

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Q: What is standardization in acid-base chemistry? What constitutes a standard in analytical chemistry?…

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Q: Calculate the pH of a 0.0307 M aqueous solution of nitrous acid (HNO₂, K₂ = 4.5×10-4). pH =

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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

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Q: The acid dissociation constant K, of alloxanic acid (HC H₂N₂O) is 2.24 x 10 Calculate the pH of a…

A: Ka of alloxanic acid HC4H3N2O5 = 2.23×10-7Concentration of alloxanic acid = 3.9 MpH of the solution…

Q: the hydronium ion concentration in an aqueous solution of 0.293 M carbonic acid, H2CO3 (aq). [H3O+]…

A: [H2CO3] = 0.293 M  [H3O+] = ?

Q: Kw of water at 100°C is 5.62 x 10-13. What is the pH of water at this temperature

A: Given- Kw = 5.62 × 10-13 T= 100°C = 100 + 273 = 373 K

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Environmental Pollution

Environmental pollution occurs due to some unwanted alteration in the surroundings which results in unfavorable effects on all organisms of that surrounding.