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Which Coefficient Should Be Placed in Front of the H2O

Question 17

Multiple Choice

Which coefficient should be placed in front of the H2O when balancing the following equation?
(NH4) 2Cr2O7(s) Cr2O3(s) + N2(g) + H2O(g)


A) 1
B) 2
C) 3
D) 4
E) 8

Correct Answer:

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