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OpenStudy (anonymous):

How much heat is absorbed during production of 114g of NO by the combination of nitrogen and oxygen? N2(g)+O2(g)→2NO(g), ΔH = + 43 kcal/mol

OpenStudy (dtan5457):

How many grams is 2NO?

OpenStudy (dtan5457):

It is roughly 60 grams, and you can see in your equation, that produces 43 kcals. Therefore 114 grams is asking for 1.9 times as much. Just multiply 43kcal by 1.9

OpenStudy (dtan5457):

Do you understand..?

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