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Chemistry, 03.12.2020 03:20 theblondeone2

What is the number of molecule(s)? Please explain and find an answer for all of these 1-5.
1. 4NHCO3
2. 3CaCO3
3. 5NaC2H3O
4. 6NH3
5. 2CaCl2O2

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What is the number of molecule(s)? Please explain and find an answer for all of these 1-5.
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