1 Answered Questions for the topic hess’s law

Hess’s Law Chemistry Heat Calculations


Use Hess's Law to calculate the heat of reaction for the following reaction :

A + 3B —> 3C + 2DA + 28 —> C+ D H= -20 kJ B —> 2C+ D H= -45 kJ (ANSWER CHOICE )a. -65 kJb. +65 kJc. -25 kJd. +25 kJ

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