19. Consider the following thermochemical equation: CH3OH (g) + 1.5 02 g) â CO2 (g) 2 H2O -76.2 kJ + a) What is the heat transfer (in kJ) when 30.0 g of CH3OH () (MM 32.0) are burned? b) What mass (in g) of 02 (MM-32.0) is consumed when 950 kJ of heat are released? c) How many grams of CH3OH (s) must be burned in order to obtain 18.2 kcal of heat energy?