Stoichiometry The weight fraction of methanol in an aqueous solution is 0.64. The mole fraction of methanol XM satisfies XM ≥ 0.64 XM = 0.5 XM < 0.5 0.5 < XM < 0.64 XM ≥ 0.64 XM = 0.5 XM < 0.5 0.5 < XM < 0.64 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry 1 torr is equal to __________ mm Hg column. 10 0.1 1 1000 10 0.1 1 1000 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry 2 litres of nitrogen at N.T.P. weighs __________ gms. 2.5 14 1.25 28 2.5 14 1.25 28 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The molecules of a liquid which is in equilibrium with its vapor at its boiling point on an average have equal __________ in the two phases. Intermolecular forces Potential energy Kinetic energy Total energy Intermolecular forces Potential energy Kinetic energy Total energy ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Pick out the wrong unit conversion. 1 mm Hg = 1 torr = 133.3 Pa 1 atm. = 760 mm Hg = 29.92 inch Hg = 14.7 psi = 1.013 bar = 1.013 kgf/cm² 1 kPa = 100 bar None of these 1 mm Hg = 1 torr = 133.3 Pa 1 atm. = 760 mm Hg = 29.92 inch Hg = 14.7 psi = 1.013 bar = 1.013 kgf/cm² 1 kPa = 100 bar None of these ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry At a constant volume, for a fixed number of moles of a gas, the pressure of the gas increases with rise of temperature due to Increased collision rate among molecules Increase in molecular attraction Increase in average molecular speed Decrease in mean free path Increased collision rate among molecules Increase in molecular attraction Increase in average molecular speed Decrease in mean free path ANSWER DOWNLOAD EXAMIANS APP
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