(a)
Interpretation:
The chemical equation for the protolysis of
(b)
Interpretation:
The chemical equation for the protolysis of
(c)
Interpretation:
The chemical equation for the protolysis of
(d)
Interpretation:
The chemical equation for the protolysis of
(e)
Interpretation:
The chemical equation for the protolysis of
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CHEM PRINCIPLES LL W/ACHIEVE ONE-SEM
- The pH of an aqueous solution of 8.39×10-2 M ammonium nitrate, NH4NO3 (aq), isarrow_forwardThe ionization constant, Ka, for dichloroacetic acid, HC2HO2Cl2 , is 5.0 × 10‑2. What is the pH of a 0.15 molar solution of this acid?arrow_forwardIn a solution of 0.015 mol L-1 HBr(aq) at 25 °C (a) What are the concentrations of the hydronium, H3O+, and hydroxide, OH-, ions? (Recall that HBr is a strong acid which means it completely ionizes in water ) (b) What is the pH of the solution?arrow_forward
- The pH of an aqueous solution of 0.291 M ammonium perchlorate, NH4C1O4 (aq), is This solution is (Assume that K (NH3) = 1.80 × 10-5.)arrow_forwardWhat is the pH of a 1.00 molar solution of NH4Cl(aq)? The Kb for NH3 = 1.8 × 10–5 .arrow_forwardAmmonia, NH3, is amphoteric. (a) Give the formula for the conjugate acid of NH3. (b) Give the formula for the conjugate base of NH3.arrow_forward
- The pH of an aqueous solution of 1.08×10-2 M carbonic acid, H2CO3 (aq), isarrow_forwardWhat is the pH of a 0.10 M N(CH3)3(aq)? The base ionization constant of trimethylamine is Kb= 6.5×10–5. Enter your answer with correct units and significant figures.arrow_forwardCalculate the equilibrium concentrations of all chemical species present in a 0.10 M H2CO3(aq) solution. What is the percent ionization of the acid and resulting pH?arrow_forward
- Write the equilibrium constant expression, K, for the following reaction taking place in dilute aqueous solution. HCN (aq) + OH" (aq) CN" (aq) + H,0 (1) K =arrow_forwardCalculate the pH of a 10 M C5H5NHCl (aq) (pyridine chloride salt of pyridine) at 25 °C. The base ionization constant of pyridine is Kb = 1.7×10–9.arrow_forward(a) Hydrogen peroxide, H2O2, is a Brønsted Lowry acid. It is used as an antiseptic and bleaching agent. Write the formula for the conjugate base of hydrogen peroxide. (b) Hydrazine, N2H4, is a Brønsted-Lowry base used as a rocket fuel. Write the formula for the conjugate acid of hydrazine. (c) Phenol, HOC6H5, is a Brønsted-Lowry acid used to make plastics, nylon, and slimicides. Write the formula for its conjugate base. (d) Aniline, C6H5NH2, is a Brønsted-Lowry base used to make polyurethane. Write the formula for its conjugate acid.arrow_forward
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