The reaction $CaCO_3 \rightleftharpoons CaO + CO_2$ goes to completion in an open vessel because:

Dihydrogen gas is obtained from natural gas by partial oxidation with steam as per the following endothermic reaction:
$CH_{4(g)} + H_2O_{(g)} \rightleftharpoons CO_{(g)} + 3H_{2(g)}$
$(a)$ Write an expression for $K_p$ for the above reaction.
$(b)$ How will the values of $K_p$ and the composition of the equilibrium mixture be affected by:
$(i)$ increasing the pressure
$(ii)$ increasing the temperature
$(iii)$ using a catalyst?

Which of the following gaseous reactions is favoured by low pressure?

The dissociation of $NO$ increases with $.......$.

For the reaction $N_2 + 3H_2 \rightleftharpoons 2NH_3 + 21.9 \, kcal$,under which conditions is the production of ammonia favored according to Le Chatelier's principle?

For the exothermic reaction $Cl_{2(g)} + 3F_{2(g)} \rightleftharpoons 2ClF_{3(g)}$,$\Delta_r H = -329 \ kJ$,which of the following will increase the quantity of $ClF_3$ in the equilibrium mixture?