Question

2 HNO3(aq) + Na2CO3(s) 2 NaNO3(aq) + H2O(l) + CO2(g)

(a) Calculate H° for this reaction.
kJ

Answer 1

delta Hrxn = delta H products - delta H reactants.

Answer 2

i don't get how to find the delta H of the products or the reactants....do i have to figure them out or look them up?