Stoichiometry Isotopes are atoms having the same Mass number Number of neutrons None of these Atomic mass Mass number Number of neutrons None of these Atomic mass ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The atomic weight of helium is 4 times that of hydrogen. Its diffusion rate as compared to hydrogen will be __________ times. 4 43834 √2 43832 4 43834 √2 43832 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Kopp's rule is useful for the determination of Heat capacities of solids Molal heat capacities of gases Activation energy Heat capacities of gases Heat capacities of solids Molal heat capacities of gases Activation energy Heat capacities of gases ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Addition of a non-volatile solute to a solvent produces a __________ in its solvent. All of these Vapor pressure lowering Boiling point depression Freezing point elevation All of these Vapor pressure lowering Boiling point depression Freezing point elevation ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry For a given mass of a gas at constant temperature, if the volume 'V' becomes three times, then the pressure 'P' will become 9P² P/3 3P 9P 9P² P/3 3P 9P ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The evaporation of aqueous solution of sugar causes its molarity to Decrease. Either A or B; depends on the concentration of the solution. Remain unchanged. increase. Decrease. Either A or B; depends on the concentration of the solution. Remain unchanged. increase. ANSWER DOWNLOAD EXAMIANS APP
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