is this right

Question

Consider the following reaction at equilibrium
N2(g) + O2(g) + heat < = > 2NO(g)
Indicate how each of the following will shift the equilibrium

a. raising the temperature of the reaction.
b. decreasing the volume of the reaction container.
c. adding a catalyst
d. adding N2

my answer
a. shifts toward products
b. shifts toward reactants
c. change occurs
d. shifts toward reactants

Thanks

Answer 1

Determine the amount of heat (in kJ) given off when 1.26x104 g of
NO2 are produced according to the equation
2 ( ) ( ) 2 ( ) H -114.6kJ/mol 2 2 NO g O g  NO g  
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Answer 2

Determine the amount of heat (in kJ) given off when 1.26x104 g of
NO2 are produced according to the equation