Hydrogen peroxide decomposes according to the following thermochemical – McqOptions

MCQOPTIONS

1.	Hydrogen peroxide decomposes according to the following thermochemical reaction:H2O2 (l) H2O (l) + 1/2 O2(g); H = -98.2 kJ
A.	nCalculate the change in enthalpy, H, when 1.00 g of hydrogen peroxide decomposes.
B.	-2.89 kJ
C.	-2.80 kJ
D.	-2.00 kJ
E.	-2.85 kJ
Answer» B. -2.89 kJ

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Hydrogen peroxide decomposes according to the following thermochemical reaction:H2O2 (l) H2O (l) + 1/2 O2(g); H = -98.2 kJ