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22. What is the sum of all coefficients when the following equation is balanced?NH3(g) + O2(g) → NO2
問題詳情
22. What is the sum of all coefficients when the following equation is balanced? NH3(g) + O2(g) → NO2(g) + H2O(g)
(A) 6
(B) 14
(C) 17
(D) 21
(E) 23
參考答案
答案:D
難度:
計算中
-1
書單:
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