(a(i))[2]
Name the substances produced when sodium nitrate is heated.
(a(ii))[2]
Write an equation for the thermal decomposition of copper(II) nitrate.
(b(i))[2]
In chemistry, what is the meaning of equilibrium?
(b(ii))[2]
What does this observation show about the decomposition of dinitrogen tetroxide? Explain your answer by referring to the position of the equilibrium.
(b(iii))[2]
Suggest what would be seen if the pressure on the equilibrium mixture were raised at constant temperature. Explain your answer by referring to the position of the equilibrium.