Answer to Question #138097 in Chemistry for Soul

Question #138097

2700 J of heat is produced when 1.7 g of ammonia undergoes a reaction. The molar enthalpy of reaction for the ammonia is ab kJ/mol.

Expert's answer

M (NH₃) = 18 g/mol

n (NH₃) = 1.7/18 = 0.094 mol

Molar enthalpy of ammonia is: 2700 J : 0.094 mol = 28 723 J/mol

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