Stoichiometry For a reacation, X → Y, if the concentration of 'X' is tripled; the rate becomes nine times. The order of reaction is 3 1 2 3 1 2 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The depression in freezing point of a solution is Directly proportional to the mole of solute Inversely proportional to the mass of solvent Neither A nor B Both A & B Directly proportional to the mole of solute Inversely proportional to the mass of solvent Neither A nor B Both A & B ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Enthalpy change resulting, when unit mass of solid is wetted with sufficient liquid, so that further addition of liquid produces no additional thermal effect, is called the heat of Adsorption Complete wetting Mixing Wetting Adsorption Complete wetting Mixing Wetting ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The crystallisation of a solute from a solution may be done by All of these Changing the nature of the system by the addition of a more soluble material Removal of pure solvent by evaporation Change of temperature thereby causing supersaturation All of these Changing the nature of the system by the addition of a more soluble material Removal of pure solvent by evaporation Change of temperature thereby causing supersaturation ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry For most salts, the solubility increases with rise in temperature, but the solubility of __________ is nearly independent of temperature rise. Hypo Anhydrous sodium sulphate Sodium carbonate monohydrate Sodium chloride Hypo Anhydrous sodium sulphate Sodium carbonate monohydrate Sodium chloride ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Assume that benzene is insoluble in water. The normal boiling points of benzene and water are 80.1 and 100°C respectively. At a pressure of 1 atm, the boiling point of a mixture of benzene and water is 80.1°C 100°C Greater than 80.1°C but less than 100°C Less than 80.1°C 80.1°C 100°C Greater than 80.1°C but less than 100°C Less than 80.1°C ANSWER DOWNLOAD EXAMIANS APP