The decomposition of NI3 to form N2 and I2 releases −290.0 kJ of energy. The reaction can be represented as?
The decomposition of NI3 to form N2 and I2 releases −290.0 kJ of energy. The reaction can be represented as
2NI3(s)→N2(g)+3I2(g), ΔHrxn=−290.0 kJ
Find the change in enthaply when 10.0 g of NI3 decomposes.
Express your answer to three significant figures and include the appropriate units.
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(10.0 g NI3) / (394.72011 g NI3/mol) x (-290.0 kJ / 2 mol NI3) = -3.67 kJ