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Chemistry worksheet on Hess's Law and enthalpy of formation calculations.

A worksheet titled "Worksheet 5.3 Hess's Law & Enthalpy of Formation" containing five chemistry problems that require students to calculate enthalpy changes of reactions using Hess's Law and standard enthalpies of formation.

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Show Answer Key & Explanations Step-by-step solution for: Solved worksheet 5.3 “ Hess s Law & Enthalpy of Formation ...

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1. ΔH = +174.8 kJ
2. ΔH = -905.6 kJ
3. ΔH° = -277.6 kJ
4. ΔH = -1134.8 kJ
5. ΔH = -2856.8 kJ

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