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When the equation H202 + H2O + O2 is completely balanced, the SUM of all the coefficients will be A.5 B. 8 C.3 D.4
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5 votes
When the equation H202 + H2O + O2 is completely balanced, the SUM of all the coefficients will be

A.5
B. 8
C.3
D.4

User Binary Worrier
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1 Answer

4 votes
Answer: 1. 5
2H202 -> 2H2O + O2 ; 2 + 2 +1 = 5
User Underwood
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