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18 votes
What coefficient is needed in front of the H2O in the products in order to balance the equation?

2C2H2 + 5O2 --> 4CO2 + H2O



Group of answer choices

3

2

5

4

1 Answer

4 votes

Answer:

2.

Step-by-step explanation:


2C_2H_2+5O_2= > 4CO_2+2H_2O;

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