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    Chemistry The Molecular Nature
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    Exam 6: Thermochemistry: Energy Flow and Chemical Change
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    For Which One of the Following Reactions Will  H
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For Which One of the Following Reactions Will H

Question 14

Question 14

Multiple Choice

For which one of the following reactions will H be approximately (or exactly) equal to E?


A) H2(g) + Br2(g)  2HBr(g)
B) H2O(l)  H2O(g)
C) CaCO3(s)  CaO(s) + CO2(g)
D) 2H(g) + O(g)  H2O(l)
E) CH4(g) + 2O2(g)  CO2(g) + 2H2O(l)

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