CaCO3(s) + 176 kJ→CaO(s) + CO2(g)
How much energy is required to decompose 10.4 moles of CaCO3(s) ?
SO3(g) + H2O(l)→H2SO4(aq) + 129.6 kJ
At STP, if 540 kJ is released, what volume of SO3(g) was originally added?
|=||4.17 moles SO3(g)|