When combusted in a bomb calorimeter, a 12.6 g sample of acetylene (c2h2) produced a temperature increase of 16.9 oc. the calorimeter constant for the calorimeter was determined to be 31.5 kj/oc. what is the molar heat of combustion for acetylene?

Ammonium perchlorate nh4clo4 is the solid rocket fuel used by the u.s. space shuttle. it reacts with itself to produce nitrogen gas n2 , chlorine gas cl2 , oxygen gas o2 , water h2o , and a great deal of energy. what mass of nitrogen gas is produced by the reaction of 2.1g of ammonium perchlorate?