Stoichiometry The ratio of existing moles of vapor per mole of vapor free gas to the moles of vapor that would be present per mole of vapor free gas, if the mixture were saturated at the existing temperature & pressure, is termed as the Relative humidity Percentage saturation None of these Relative saturation Relative humidity Percentage saturation None of these Relative saturation ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Dry air is a mixture of Vapors Both A & B Neither A nor B Gases Vapors Both A & B Neither A nor B Gases 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 Less than 80.1°C 80.1°C Greater than 80.1°C but less than 100°C 100°C Less than 80.1°C 80.1°C Greater than 80.1°C but less than 100°C 100°C ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The boiling points for pure water and pure toluene are 100°C and 110.6°C respectively. Toluene and water are completely immiscible in each other. A well agitated equimolar mixture of toluene and water are prepared. The temperature at which the above mixture will exert a pressure of one standard atm. is 110.6°C 100°C Between 100 and 110°C Less than 100°C 110.6°C 100°C Between 100 and 110°C Less than 100°C ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Claussius Clapeyron equation applies to the __________ process. Vaporisation Melting All of these Sublimation Vaporisation Melting All of these Sublimation ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry In the reaction, Ca + 2H₂O = Ca(OH)₂ + H₂ ; what volume (c.c.) of hydrogen at STP would be liberated, when 8 gm of calcium reacts with excess water? (atomic weight of calcium = 40) 4480 1120 0.4 2240 4480 1120 0.4 2240 ANSWER DOWNLOAD EXAMIANS APP
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