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The Value of ΔH° for the Decomposition of Phosphorous Trichloride

Question 18

Multiple Choice

The value of ΔH° for the decomposition of phosphorous trichloride into its constituent elements, 2PCl₃ (g) → P₂ (g) + 3Cl₂ (g)
Is ________ kJ/mol.

A) +576.2
B) -288.1
C) +720.5
D) +288.1
E) -720.5

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