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3 July, 19:19

The equation for the chemical reaction shown is not balanced. What number should replace the question mark to balance this equation?

2Ag2O →? Ag + O2

A.

2

B.

3

C.

1

D.

4

+4
Answers (1)
  1. 3 July, 20:21
    0
    It will be D. 4 because you have two lots of 2Ag atoms so its 4 in total
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