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Use Hess's Law to determine the heats of formation of Cao (s). You may find the...

Question:

Use Hesss Law to determine the heats of formation of Cao (s). You may find the following information to be helpful. Ca (s) +

Use Hess's Law to determine the heats of formation of Cao (s). You may find the following information to be helpful. Ca (s) + % 02 (g) + CaO (s) H2 (g) + 12O2 (g) → H20 (1) AH = -285.84 kJ

Answers

H2 Ca)+On Ca) Hoo () , 4H286 KJ/mo Ca(s)+2 H Ca)CaCoC)4-54 KJ/Too Cao(e)+2H (ag) Cac)+ ib0laj a- 198 /m2 comiting Ca2 Cag)t HTaking the enthalpy of formation of water =-286Kj/mole instead of -285Kj/mol for simplification the calculation.

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