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Chemistry, 03.12.2020 04:50 BrookLPrescott287

What is the number of molecule(s)? I will give you brainliest
Please explain for all of these 1-5.

1. 4NHCO3

2. 3CaCO3

3. 5NaC2H3O

4. 6NH3

5. 2CaCl2O2

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