What is the pH of a 0.34 M solution of methylamine (CH_3 NH_3, K_, - 4.4...
At 400 K, an equilibrium mixture of H_2, I_2, and HI consists of 0.068 mol H_2, 0.075 mol I_2, and 0.13 mol HI in a1.00-L flask. What is the value of K_p, for the flowing equilibrium? (R = 0.0821 L middot atm (K - mol)) 2HI_(g) Rightwardsharpoonoverleftwardsharpoon H_2 (g) + I_2 (g) A) 0.039 B) 3.4 C) 26 D) 0.29 E) 8.2 If K = 0.150 for A_2 + 2B Rightwardsharpoonoverleftwardsharpoon 2AB, what is the value of K for the...
If 100. mL of 0.040 M NaOH solution is added to 100. mL of solution which is 0.10 M in and 0.10 M in, what be will the pH of the new solution? a. 5.00 b. 4.74 c. 4.81 d. 4.89 e. 5.11 What concentration of Al^3+ must be added to a solution of pH = 4.80 in order to initiate precipitation of Al(OH)_3 at 25 degree C? K_ for Al(OH)_3 = 1.9 times 10^- a. 5.3 times 10^-7 M...
The pH of a solution of 0.02 M (2-10^2 M) CH_3 OH (methanol or methyl alcohol) in pure water is: a. 1.70 b. 2.00 c. 2.30 d. 5.30 e. 7.00 f 8.70 g. 11.70 h. 12.30 i. None of the above, the correct pH value is _______________.
A 0.0403 M solution of a particular monoprotic weak acid. HA, has a pH of 3, 40 a 298 K. What is Delta G^Compositefunction for the following equilibrium? HA (aq) + H_2O(l) rightarrow leftarrow H_2O(aq) = A(aq) A) 7.95 kJ B) 30.8 kJ C) 11.4 kJ D) 19.4 kJ For a reversible phase change at constant temperature and pressure. A) Delta U = 0. B) Delta H = 0. C) w = 0 D) q = 0 E) Delta G...