Chemistry, 09.03.2021 04:00 thajaalalqo

Write the expressions for the equilibrium constants of the reactions below. (4 points each) a. N2 () + 3H2 () ⇌ 2NH3 ()
b. Br2 () + H2 () ⇌ 2HBr ()
c. CO() + H2O() ⇌ H2 () + CO2 ()
2. How will the equilibrium shift if the following changes are made? State if the reaction will shift
to the left or right and explain why it will shift in that direction.
PCl5 () + heat ⇌ PCl3 () + Cl2 ()

a. Temperature is increased
b. pressure is increased
Cl2 is added
d. PCl3 is removed as it is formed
3. How will the equilibrium shift if the following changes are made? State if the reaction will shift
to the left or right and explain why it will shift in that direction. (10 points each. 5 points for
correct answer, 5 points for correct explanation)
H2 () + Cl2 () ⇌ 2HCl() + heat
a. Heat is removed
b. Cl2 is added
d. PCl3 is removed as it is formed
3. How will the equilibrium shift if the following changes are made? State if the reaction will shift
to the left or right and explain why it will shift in that direction.
H2 () + Cl2 () ⇌ 2HCl() + heat
a. Heat is removed
b. HCl is added
c. H2 is added
d. Pressure is decreased
Use the reaction below to answer the following questions.
2NO2 ()⇌N2O4 ()
a. What is the expression for the equilibrium constant, Keq, for the reaction?
b. If there are 0.400 moles of N2O4 and 0.500 moles of NO2 in a 1.00 L flask at equilibrium at 20°C, what is the Keq?

Answers: 3

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Write the expressions for the equilibrium constants of the reactions below. (4 points each) a. N2 (...

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