Hess’s Law Quiz

This online quiz is intended to give you extra practice in Hess's Law problems using standard heats of formation or heats of chemical reactions. This quiz aligns with the following NGSS standard(s): HS-PS1-4, HS-PS3-1

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Number of problems:	1  5  10  25  50
Question types:	Calculate ΔH for reactions using heats of formation for compounds (ΔH°f)  Calculate ΔH for reactions using heats of reactions (ΔHr)
Show solutions:	Display solution setups after quiz has been taken
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