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14-12-2020
Chemistry

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How many moles of NaCl are in a 1 kg salt packet? Write the answer to one decimal place.

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Mohed34 Mohed34

14-12-2020

1Kg = 1000g

the molar mass of NaCl = 58.44 g/mol

number of moles = Mass / Molar mass

n = 1000g ÷ (58.44 g/mol)

n = 17.1115 mol

since you want the answer in one decimal place

then number of moles = 17.1 moles

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