question 6 STION 3 hat is the energy difference between reactants and products in a chemical reaction? Otransition energy O activation energy O product energy O overall energy O heat of reaction QUESTION The mass of 100. moles of hydrogen chloride is how many kilograms? O 36.5 O 355 O 365 O 355 QUESTION 5 The balanced chemical reaction for the combustion of propane is shown below. How many moles of propane reacted with oxygen to produce 12 moles of water? C3H8 + 5 O2-) 3CO2 + 4 H2O 03 O 4 QUESTION 6 The balanced chemical reaction for the combustion of propane is shown below. It 2 moles of propane react with excess oxygen, how many moles of carbon dioxide Click Save and Submit to save and submit. Click Save All Answers to save all answers. Solution 2 moles of propane on combustion with excess of oxygen to gives 6 moles of CO2 and 8moles of H2O 2C3H8 (g) + 10O2(g) ------------> 6CO2 (g) + 8H2O(g) 6 moles of CO2 6 moles >>>>answer .