The value of AH° for the reaction below is -126 kJ. The amount of heat that is released by the reaction of 25.0 g of Na202 with water is. kJ. 2Na202 (s) + 2H20 (1) – 4NAOH (s) + O2 (g) A 80.8 B 67.5 -126 D 20.2 E) 40.4

Chemistry & Chemical Reactivity
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Chapter18: Principles Of Chemical Reactivity: Entropy And Free Energy
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Problem 21PS: For the reaction BaCO3(s) BaO(s) + CO2(g), rG = +219.7 kJ/mol-rxn. Using this value and other data...
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The value of ΔH° for the reaction below is -126 kJ. The amount of heat that is released by the reaction of 25.0 g of Na2O2 with water is __________ kJ.

2Na2O2 (s) + 2H2O (l) → 4NaOH (s) + O2 (g)

The value of AH° for the reaction below is -126 kJ. The amount of heat that is released by the reaction of 25.0 g of
Na202 with water is
kJ.
2Na202 (s) + 2H20 (1) – 4NAOH (s) + 02 (g)
A) 80.8
(B) 67.5
C) -126
D) 20.2
E) 40.4
Transcribed Image Text:The value of AH° for the reaction below is -126 kJ. The amount of heat that is released by the reaction of 25.0 g of Na202 with water is kJ. 2Na202 (s) + 2H20 (1) – 4NAOH (s) + 02 (g) A) 80.8 (B) 67.5 C) -126 D) 20.2 E) 40.4
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