Answer to Question #210972 in General Chemistry for Jenny

Question #210972

Hydrazine, N2H4 is used in rocket fuels. The thermochemical equation for the combustion of hydrazine is: N2H4 + O2 → N2 + 2H2O + 622.4 kJ


a)     How many grams of H2O will be produced if 1.5 of N2H4 is used?


1
Expert's answer
2021-06-28T08:12:03-0400

Mole ratio of H2O to N2H4 = 2:1

Therefore, 1.5 moles of N2H4 = 3 moles of H2O

Molar Mass of H2O = 18.01528

= 18.01528 ×3

= 54.04584 g


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