Freezing point of a 4% aqueous solution of X is equal to freezing point of 12% aqueous solution of Y. If molecular weight of X is A then molecular weight of Y is
(A) 3A (B) 2A
(C) A (D) 4A
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Molar Mass -
The mass of one mole of a substance in grams is called its molar mass.
- wherein
Molar mass of water = 18 g mol-1
Mole Concept -
One mole is the amount of a substance that contains as many particles or entities as there are atoms in exactly 12 g (or 0.012 kg) of the 12C isotope.
- wherein
one mole = 6.0221367 X 1023
after this look above
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