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Hydrogen Peroxide Decomposes to Water and Oxygen at Constant Pressure

Question 126

Multiple Choice

Hydrogen peroxide decomposes to water and oxygen at constant pressure (△H = -196 kJ) . What is the value of q (kJ) for this reaction when 4.60 g of hydrogen peroxide decomposes at constant pressure?


A) -26.5 kJ
B) -0.0189 kJ
C) 1.25 kJ
D) -2.65 × 104 kJ
E) -13.3 kJ

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