Stoichiometry The crystallisation of a solute from a solution may be done by Change of temperature thereby causing supersaturation Changing the nature of the system by the addition of a more soluble material All of these Removal of pure solvent by evaporation Change of temperature thereby causing supersaturation Changing the nature of the system by the addition of a more soluble material All of these Removal of pure solvent by evaporation ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Which of the following gravity scales is used exclusively for liquids heavier than water? Baumme scale None of these Twaddel scale API scale Baumme scale None of these Twaddel scale API scale ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Pure oxygen is mixed with air to produce an enriched air containing 50 volume % of oxygen. The ratio of moles of air to oxygen used is 0.58 0.5 0.2 1.72 0.58 0.5 0.2 1.72 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Which of the following is not a colligative property? Depression of freezing point Lowering of vapor pressure None of these Osmotic pressure Depression of freezing point Lowering of vapor pressure None of these Osmotic pressure ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The reverse process of fractional crystallisation is called Leaching Stripping Absorption Differential distillation Leaching Stripping Absorption Differential distillation ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Methane is mixed with stoichiometric proportion of oxygen and completely combusted. The number of additional specifications required to determine the product flow rate and composition is 2 3 1 2 3 1 ANSWER DOWNLOAD EXAMIANS APP