Chemistry Practice Problems Chemical Equilibrium Practice Problems Solution: For the following chemical reactions:Original: 2 H...

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Solution: For the following chemical reactions:Original: 2 H2S (g)⇌ 2 H2 (g) + S2 (g)                   K  P = 2.4 X 10  −4 New : 2 H2 (g) + S2 (g) ⇌ 2 H2S (g)                       K  P’ = ????Solve for KP’ of the new chemical reaction and select the best description below. KP’                          Original Reaction                  New Reaction a. 4.2 X 103            Favors products                    Favors reactantsb. 4.2 X 103            Favors reactants                   Favors productsc. −2.4 X 10−4        Favors reactants                   Favors reactantsd. −2.4 X 10−4        Favors products                    Favors products  e. 2.4 X 10−4          Favors reactants                    Favors reactants

Problem

For the following chemical reactions:

Original: 2 H2S (g)⇌ 2 H2 (g) + S2 (g)                   K  P = 2.4 X 10  −4 

New : 2 H2 (g) + S2 (g) ⇌ 2 H2S (g)                       K  P’ = ????

Solve for KP’ of the new chemical reaction and select the best description below.

 

KP’                          Original Reaction                  New Reaction 

a. 4.2 X 103            Favors products                    Favors reactants

b. 4.2 X 103            Favors reactants                   Favors products

c. −2.4 X 10−4        Favors reactants                   Favors reactants

d. −2.4 X 10−4        Favors products                    Favors products  

e. 2.4 X 10−4          Favors reactants                    Favors reactants