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Given the Following Two Reactions at 298 K and 1

Question 76

Multiple Choice

Given the following two reactions at 298 K and 1 atm, which of the statements is true? Given the following two reactions at 298 K and 1 atm, which of the statements is true? A) ΔH<sub>f</sub> for NO<sub>2</sub>(g) = ΔH<sub>2</sub> + (1/2) ΔH<sub>1</sub> B) ΔH<sub>1</sub> = ΔH<sub>2</sub> C) ΔH<sub>f</sub> for NO(g) = ΔH<sub>1</sub> D) ΔH<sub>f</sub> for NO<sub>2</sub>(g) = ΔH<sub>2</sub> E) none of these


A) ΔHf for NO2(g) = ΔH2 + (1/2) ΔH1
B) ΔH1 = ΔH2
C) ΔHf for NO(g) = ΔH1
D) ΔHf for NO2(g) = ΔH2
E) none of these

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