Stoichiometry The heat capacity of most substances is greater for the __________ state. Liquid Gaseous None of these Solid Liquid Gaseous None of these Solid ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The vapour pressure of a solution (made by dissolving a solute in a solvent) is __________ that of the pure solvent. More than Equal to Either more or less; depends on the solvent Less than More than Equal to Either more or less; depends on the solvent Less than ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry A very dilute solution is prepared by dissolving 'x1' mole of solute in 'x2' mole of a solvent. The mole fraction of solute is approximately equal to X2/x1 1/x2 X1/x2 1 - (x1/x2) X2/x1 1/x2 X1/x2 1 - (x1/x2) ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The density of a gas at N.T.P.is 'ρ'. Keeping the pressure constant (i.e. 760 mm Hg), the 3 density of the gas will become ¾ 0.75ρ at a temperature of __________ °K 273° 300° 400° 300° 273° 300° 400° 300° ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Osmotic pressure exerted by a solution prepared by dissolving one gram mole of a solute in 22.4 litres of a solvent at 0°C will be __________ atmosphere. 2 0.5 1 1.5 2 0.5 1 1.5 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Osmotic pressure of the solution can be increased by Increasing the volume of the vessel containing the solution Decreasing its temperature None of these Diluting the solution Increasing the volume of the vessel containing the solution Decreasing its temperature None of these Diluting the solution ANSWER DOWNLOAD EXAMIANS APP