GasesIdeal Gas Equation111Choose the best answerIn the ideal gas equation PV = nRT, V represents:AVolume occupied by one molecule onlyBVolume of one mole onlyCTotal volume occupied by n moles of gasDVolume of the gas only when n = 1 Like 0 Discuss 0Share
GasesPostulates of Kinetic Molecular Theory112Choose the best answerWhich statement is NOT a postulate of the Kinetic Molecular Theory of an ideal gas?AGas molecules are widely separated and have negligible volumeBGas molecules are in continuous random motionCIntermolecular attractions and repulsions are negligibleDGas molecules have definite volume and shape Like 0 Discuss 0Share
GasesIsothermal Expansion113Choose the best answerDuring isothermal expansion of a fixed amount of an ideal gas: (1) Pressure decreases. (2) Average kinetic energy remains constant. (3) Average kinetic energy decreases. (4) Number of molecules increases.A(1) and (2)B(1), (2) and (4)C(1), (2) and (3)D(2) and (3) Like 0 Discuss 0Share
GasesGas Density114Choose the best answerThe density of an ideal gas is maximum under:ALow temperature and high pressureBHigh temperature and low pressureCHigh temperature and high pressureDLow temperature and low pressure Like 0 Discuss 0Share
GasesCharles's Law115Choose the best answerAt constant pressure, if the Kelvin temperature of a fixed amount of gas is doubled, its volume:ARemains unchangedBBecomes halfCDoublesDBecomes four times Like 0 Discuss 0Share