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ECTC-AL-Chemistry B
Unit Test — Unit test
Question 17
17
Quiz
Multiple Choice
Unit Test — Unit test
Question 17 • ECTC-AL-Chemistry B
Ammonia, NH3 (Hf = –45.9 kJ), reacts with oxygen to produce water (Hf = –241.8 kJ) and nitric oxide, NO (Hf = 91.3 kJ), in the following reaction:What is the enthalpy change for this reaction? Use .
Answer
A
–902 kJ
B
–104.6 kJ
C
104.6 kJ
D
900.8 kJ
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