adonailis1343 adonailis1343
  • 16-11-2017
  • Biology
contestada

How many Oxygen (O) atoms are in the following? H2O + CO2

4

2

3

Three?

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Mikes12
Mikes12 Mikes12
  • 16-11-2017
3 is the answer. the number to the right means the number of one elemet, for example O2 which means there are 2 oxygen atoms. Hope i have helped.
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