Question

4g of Sodium Hydroxide is present in 100g of water.calculate the mole fraction of sodium hydroxide​

Answer 1

Answer:

Explanation:

Mole fraction= no. Of moles of Noah/ total no. Of moles

Moles of Noah=4/40=0.1

Moles of water=100/18=5.5

Total moles=5.5+0.1=5.6

Mole fraction=0.1/5.6=0.017

Mole fraction is unit less

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