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29 October, 05:34

If you start with 5 molecules of O2 in the reaction 2Mg+O2--> 2MgO, how much Mg will you need?

a.

4

c.

8

b.

5

d.

10

+2
Answers (1)
  1. 29 October, 08:16
    0
    You will need 4 molecules of O2.
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