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junior college 2 | H2 Maths
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Date Posted: 6 years ago
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B. Enthalpy change positive means energy used to break bonds is more than energy produced from forming bonds.
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Answer B. Enthalpy change of formation of NOx (oxides of nitrogen, eg. N2O, NO, NO2, etc.) involves breaking of the high energy N triple bond. Very unfavourable. Hence, enthalpy change of formation is positive (need energy input).
Date Posted:
6 years ago
thank you so much!! i understood your explanation:)
thank you so much!! i understood your explanation:)
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