A solution is prepared by adding 2 g of a substance A to 18 g of water. Calculate the mass percent of the solute.

A solution is prepared by adding 2 g of a substance A to 18 g of water

1.	A solution is prepared by adding 2 g of a substance A to 18 g of water. Calculate the mass percent of the solute.
Answer» Solution :Masspercent of A `= ("Mass of A")/("Mass of solution") XX 100` `= (2G)/(2 g A + 18 g "of water") xx 100` `= (2g)/(20g) xx 100 = 10%`