Calculate the [OH-] at equilibrium for the following reaction starting with [(CH3CH2)2NH] = 0.150 M and no products.
( approximation method) (Answer has 2 sig figs)
(CH3CH2)2NH (aq) + H2O(l) <--> (CH3CH2)2NH2+ (aq) + OH- (aq) Kc = 8.6 x10-4
Calculate the [OH-] at equilibrium for the following reaction starting with [(CH3CH2)2NH] = 0.150 M and...
Calculate the concentration of OH- at equilibrium in the following reaction: NH3 (aq) + H2O (l) -> NH4+ (aq) + OH- (aq) (Kb = 1.8 x10^(-5)
1) Calculate the OH- concentration at equilibrium in the following reaction: NH3 (aq) + H2O (l) -> NH4+ (aq) + OH- (aq) (Kb = 1.8 x10^(-5). (a) 1 x10^(-14) M (b) 2.7 x10^(-3) M (c) 7.2 x10^(-6) M (d) None of the above 2) Which of the following pH values indicates the most basic solution? (a) pH=12 (b) pH=4 (c) pH=8 (d) pH=9 3) Which of the following pH values indicate the most acidic solution? ( (a) pH=11 (b) pH=2...
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[References) A 0.079 M solution of diethylamine has a pH of 12.00. What is the value of Ky for this weak base? (C2H6)2NH(aq) + H2O(l) = (C2H6)2NH2+ (aq) + OH(aq) K- Submit Answer Try Another Version 10 item attempts remaining
What volume (in L) of a 5.69 M Ca(OH)2 solution is required to titrate 576 mL of 2.32 M HNO3? Give your answer to 3 sig figs. Ca(OH)2(aq) + 2 HNO3(aq) → Ca(NO3)2(aq) + 2 H2O(l)
Consider the reaction: Mg(OH)2 (s) = Mg(aq) + 2 OH- (aq) At equilibrium, a 1.0 L reaction vessel contains 5.3 moles of Mg(OH)2 and concentrations of 0.0080 M and 0.010 M of Mg and OH respectively. What is Kc for this equilibrium? Consider the reaction: N2 (g) + 3 Br(g) = 2 NBr) (g) At equilibrium, the concentrations of Nz and Bra are 0.34 M and 0.70 M respectively, and the concentration of NBrs is 0.090 M. What is Kc...
What volume (in L) of a 3.06 M Sr(OH)2 solution is required to titrate 2.77 mol HNO3? Give your answer to 3 sig figs. Sr(OH)2(aq) + 2 HNO3(aq) → Sr(NO3)2(aq) + 2 H2O(l)
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