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23-05-2023
Chemistry

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Hydrazine (N2H4) reacts with chlorine gas according to the following equation.
N2H4 (l) + 2 Cl2 (g) - 4 HCl (g) + N2 (g) ?H = - 420.0 kJ
Calculate the change in enthalpy for this reaction under each of the following conditions.
a). 25.4 g hydrazine reacts with excess chlorine
b). 1.45 mol HCl (g) is generated

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