For Which One of the Following Reactions Will ΔH Be

question 32

Multiple Choice

For which one of the following reactions will ΔH be approximately (or exactly) equal to ΔE?

• A)H ₂( g)+ Br ₂( g)→ 2HBr( g)
• B)H ₂O( l)→ H ₂O( g)
• C)CaCO ₃( s)→ CaO( s)+ CO ₂( g)
• D)2H( g)+ O( g)→ H ₂O( l)
• E)CH ₄( g)+ 2O ₂( g)→ CO ₂( g)+ 2H ₂O( l)

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