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Question
\[\ce{Cu}\] reacts with dilute \[\ce{HNO3}\] to evolve which gas?
Options
N2O
NO2
NO
N2
MCQ
Solution
NO
Explanation:
\[\ce{3Cu_{(s)} + 8HNO3_{(aq)} -> 3Cu(NO3)2_{(aq)} + 2NO_{(g)} + 4H2O_{(l)}}\]
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