Le Chatelier's Answers

3 A(s) + 5 B(g) $\leftrightharpoons$ 5 C(g) + 6 D(s) $\triangle$ H = 0 kJ

A. Predict the change in A when D is added

B. Predict the direction of reaction when the pressure is increased

C. Predict the direction of reaction when the heat is increased

Posted by Sara Robertson a year ago

Related Problems

A 1 L reaction vessel contains 2.5 mol A, 3 mol B, and initially 0 C. Find the concentrations of all species at equilibrium.

A + 2B $\leftrightharpoons$ 3 C , K $_C$ = 0.25

Find the equilibirium concentrations when starting with 0.50 M H $_2$ and 0.50 M Br $_2$

H $_2$ + Br $_2$ $\leftrightharpoons$ 2 HBr , K $_C$ = 143

0.20 M I $_2$ is placed in a reaction vessel. Find the concentrations of I $_2$ and I at equilibrium.

I $_2$ (g) $\leftrightharpoons$ 2 I (g) , K $_C$ = 3.8 x 10 $^{-5}$

Determine how the following changes will effect the concentrations of the reactants and products.

2 NO $_2$ (g) $\leftrightharpoons$ N $_2$ O $_4$ (g) $\triangle$ H = -58 kJ

A. Addition of N $_2$ O $_4$

B. Removal of NO $_2$

C. Increase in volume

D. Decrease in temperature