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    Chemistry The Central Science Study Set 2
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    Exam 5: Thermochemistry
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    In the Reaction Below,ΔH°<sub>f</sub> Is Zero for ________
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In the Reaction Below,ΔH°f Is Zero for ________

Question 110

Question 110

Multiple Choice

In the reaction below,ΔH°f is zero for ________. Ni (s) + 2CO (g) + 2PF3 (g) → Ni(CO) 2(PF3) 2 (l)


A) Ni (s)
B) CO (g)
C) PF3 (g)
D) Ni(CO) 2(PF3) 2 (l)
E) both CO (g) and PF3 (g)

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