1.

A solution is prepared by adding 5g of a solute 'X' to 45 g of solvent 'Y'. What is the mass percent of the solute 'X' ?

Answer»

0.1
0.111
0.9
0.75

SOLUTION :Mass PERCENT of X `=("Mass of X")/("Mass of solution")XX100`
`5/(5+45)xx100`=10%


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