Calculate the percent by mass of gluc...

Calculate the percent by mass of glucose in a solution made by dissolving 50 g of glucose in 500 g of water .

Text Solution

Verified by Experts

Mass percentage =`("Mass of the solute ")/(underset("Mass of the solvent ")underset(" + ")"Mass of the solute ") xx100`
`=(500 )/(500+50 )xx100 =(500) /(550) xx100 =90.90%`

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The molality of a solution containing 1.8g.of glucose dissolved in 250g of water is :

0.2 M

0.01 M

0.02 M

0.04 M

The molality of solution containing 1.8g of glucose dissolved in 250 g of water is _______

` 0 . 2 ` M

` 0 . 0 1 ` M

`0 . 0 2` M

`0 . 0 4 ` M

The molality of a solution containing 1.8g of glucose dissolved in 250g of water is

`0.2`M

`0.01`M

`0.02`M

`0.04`M