Stoichiometry Air at a temperature of 20°C and 750 mm Hg pressure has a relative humidity of 80%. What is its percentage humidity?Vapour pressure of water at 20°C is 17.5 mm Hg. 80 80.38 78.51 79.62 80 80.38 78.51 79.62 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry What is the total pressure exerted by a mixture of 0.45 kg mole of benzene, 0.44 kg mole of toluene and 0.23 kg mole of o-xylene at 100°C, if their vapor pressures at 100°C are 1340, 560 and 210 mmHg respectively? 801.5 880.5 756.2 780.5 801.5 880.5 756.2 780.5 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. 43832 43834 √2 4 43832 43834 √2 4 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Validity of the relationship, inputs = outputs, holds good for the system at steady state With chemical reaction Without chemical reaction Without chemical reaction & losses None of these With chemical reaction Without chemical reaction Without chemical reaction & losses None of these ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry N₂ content in a urea sample was found to be only 42%. What is the actual urea content of the sample ? (molecular weight of urea = 60) 0.9 0.8 0.95 0.98 0.9 0.8 0.95 0.98 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The pressure under which liquid and vapor can co-exit at equilibrium is called the __________ vapor pressure. Limiting Real Saturated Normal Limiting Real Saturated Normal ANSWER DOWNLOAD EXAMIANS APP
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