solution
density of water is 1g/mL.The concentration of water in mol/litre is
When 0.01 mole of sugar is dissolved in 100g of a solvent, the depression in freezing point is 0.40o. When 0.03 mole of glucose is dissolved in 50g of the same solvent, depression in the freezing point will be:(a) 0.60o (b) 0.80o
37% weight of HCl and density is 1.1g/ml. find molarity of HCl
The accuracy of your written English will be taken into account in marking. 1. (a) Identify the spectator ions in the following equation &nb
what is the molarity of the solution prepared by dissolving 75.5 g of pure KOH in 540 ml of solution
an atom of an element is 10.1 times heavier than the mass of a carbon atom.What is its mass in amu?
Choose the right answer from following. At 300 K, when a solute is added to a solvent its vapour pressure over the mercury reduces from 50 mm to 45 mm. The value of mole fraction of solute will be: (a)0.005 (b)0.010 (c)0.100 (d)0.900
I want it before 8 am tomorow please. I am just wondering how much is going to be ?
Give me answer of this question. A solution contains 25%H2O 25%C2H5OH , and 50% CH3 COOH by mass. The mole fraction of H2O would be: (a) 0.25 (b) 2.5 (c) 0.503 (d) 5.03.
Vapour pressure of methanol in water Give me answer of this question. An aqueous solution of methanol in water has vapour pressure: (a) Equal to that of water (b) Equal to that of methanol (c) More than that of water (d) Less than that of water
The constant of vander Waal's equation can be related to the coefficients of the virial equation. Vander Waal's equation provides a good overall description of the real gas PVT behaviour. Now let us
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