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? 880.5 756.2 801.5 780.5 880.5 756.2 801.5 780.5 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry For an ideal solution, the total vapor pressure varies __________ with the composition(expressed as mole fraction). Linearly Negligibly Exponentially Inversely Linearly Negligibly Exponentially Inversely ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The effect of pressure on the heat capacity of the gases __________ is negligible. Neither A nor B Below the critical temperature Both A & B At pressure below one atmosphere Neither A nor B Below the critical temperature Both A & B At pressure below one atmosphere ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Sometimes, in chemical processes, a part of the outlet stream is rejected as waste in order to keep the impurity level in the system within limits. This phenomenon is termed as the Recycling Recirculation Bypassing Purging Recycling Recirculation Bypassing Purging ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry For the gaseous phase reaction, N₂ + O₂ ⇋ 2NO, ΔH = + 80 kJ/kg. mole; the decomposition of NO is favoured by Increasing the concentration of N₂ Decrease in pressure Decrease in temperature Increase in pressure Increasing the concentration of N₂ Decrease in pressure Decrease in temperature Increase in pressure ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry For water evaporating into usaturated air under adiabatic conditions and at constant pressure, the __________ remains constant throughout the period of vaporisation. Dry bulb temperature Relative saturation Humidity Wet bulb temperature Dry bulb temperature Relative saturation Humidity Wet bulb temperature ANSWER DOWNLOAD EXAMIANS APP
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