2) 2KClO3 --> 2KCl + 3O2 a) How many moles of O2 are produced from 19 moles of KClO3?
b) How many kilograms of KClO3 would decompose to form 62 moles of KCl?
c) How many grams of O2 are required to react with 39 grams of KCl?

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In a heat engine of 1000 j of heat enters the system and the piston does 500 j of work what is the final internal energy of the system if the inital energy was 2000 j we have to do all of these down here 1)write the equation 2)list out your know variables 3)plug the numbers into the equations 4)solve 5)write your solution statemtn that includes inital energuy and final energuy added