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If 100 grams of NaOH is dissolved in water to give a solution with a volume of 250ml, what is the formality of the solution?
The grinding of a large crystal of a substance into smaller crystals increases the rate of solution of the substance. Why?
Why are the liquids, carbons tetrachloride and water, immiscible? Why, then are the liquids, ethyl alcohol and water, miscible in all proportions?
Calculate the amount in moles of (a) 250cm3 of sodium hydroxide solution containing 2.00mol/dm3.
(b) 200cm3 of ammonia solution having a concentration of 0.125mol/dm3
Determine the vapor pressure of 20 degrees celsius of a cane sugar solution C12H22O11 containing 10 g of sugar and 100 g of water.
If 140 ml of 0.1 F AgNO3 is required to precipitate, quantitatively, silver chloride from 120 ml of KCl solution, what is the formality of the KCl solution the equation for this chemical reaction is Ag+ + Cl- =AgCl
To dilute 150 ml of 1 F CaCl2 solution to 0.02 F would require how many milliliters of water?
In water solutions, is HCO2- stronger as an acid or as a base? Why?
Express in formality the concentration of 28.4 per cent in NH3 by weight having a density of 0.808 grams per ml
Give an explanations for the fact that polar solids have a limit to their solubilities in water, whereas polar liquids may be miscible in all proportions?
