Chemistry again help!?

Chemistry again help!?



Consider the following generic reaction: 


2A+3B→CΔHrxn=−125kJ 

Determine the amount of heat emitted when each of the following completely reacts (assume that there is more than enough of the other reactant). 

1) 2 mol A 
2)3 molB 
3)3 mol A 
4)5 molB





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