Question

Consider the following exothermic equilibrium system in a closed container. In which direction will the equilibrium shift with each of the disturbances listed below?

2H⁺_(aq) + CO₃ ^2-_(aq) ↔ H₂O _(l) + CO_{2 (g)}

_{each one will be labeled as one of the three options: Towards products, towards reactants, no change}

a. placing it on a hotplate

b. adding CO_{2 (g)}

c. opening the container.

d. adding NaCl _(aq)

e. adding Pb(NO₃)_{2 (aq)}