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OpenStudy (anonymous):
how many total atoms are in 3Na2SO4
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OpenStudy (chmvijay):
what you think
OpenStudy (joannablackwelder):
The subscripts indicate how many atoms is in each molecule. The coefficient indicates how many molecules.
OpenStudy (joannablackwelder):
For example, there are 2 sodiums (Na) in each molecule, and there are 3 total molecules.
OpenStudy (anonymous):
21 atoms
OpenStudy (joannablackwelder):
Exactly, good job!
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