How many moles of sodium chloride are in 25 g of sodium chloride?

How many moles of sodium chloride are in 25 g of sodium chloride?

Solution: Molas Mass of NaCl = 58.44 g/mol

We always start with what is given.

25gNaCl * ( 1mol NaCl/ 58.44g NaCl) = 0.43 moles

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