# Problem: Given the following information,HF(aq) ⇌ H+ (aq) + F - (aq)                      K  c = 6.8 X 10-4H2C2O4 (aq) ⇌ 2H+ (aq) + C 2O4-2 (aq)      K c = 3.8 X 10-6determine the value of Kc for the reaction2HF(aq) + C2O4-2 (aq) ⇌ 2F - (aq) + H2C2O4 (aq)A) 0.12B) 1.2x10-3 C) 1.20D) 3.50E) 2.3 x 10-4

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###### Problem Details

Given the following information,

HF(aq) ⇌ H+ (aq) + F - (aq)                      K  c = 6.8 X 10-4

H2C2O(aq) ⇌ 2H+ (aq) + C 2O4-2 (aq)      K c = 3.8 X 10-6

determine the value of Kc for the reaction

2HF(aq) + C2O4-2 (aq) ⇌ 2F - (aq) + H2C2O4 (aq)

A) 0.12

B) 1.2x10-3

C) 1.20

D) 3.50

E) 2.3 x 10-4

What scientific concept do you need to know in order to solve this problem?

Our tutors have indicated that to solve this problem you will need to apply the Chemical Equilibrium concept. You can view video lessons to learn Chemical Equilibrium. Or if you need more Chemical Equilibrium practice, you can also practice Chemical Equilibrium practice problems.

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What professor is this problem relevant for?

Based on our data, we think this problem is relevant for Professor Lekhi's class at UBC.