Calculate the mole fractio of ethanol in a sample of spirit containing 92% ethanol by mass.

What will be the mole fraction of ethanol in a sample of spirit containing 85% ethanol by mass ?

What will be the mole fraction of ethanol in a sample of spirit containing 85% ethanol by mass ?

Calculate mole fraction of ethanol and water in a sample of rectified spirit which contains 92% ethanol by mass.

Find mole fraction of ethanol and water in a sample of rectified spirit which contain 95 % ethanol by mass.

Calculate the mole fraction of ethanol if 9.2 g of it is mixed with 1.8 g water.

Calculate the mass % of carbon in ethanol.