GasesGas Density131Choose the best answerAt constant temperature and fixed molar mass, the density of an ideal gas is directly proportional to:ATemperatureBVolumeCPressureDAbsolute temperature squared Like 0 Discuss 0Share
Gasesvan der Waals Constant b132Choose the best answerIn the van der Waals equation, the constant b accounts for:AIntermolecular attractionBVolume occupied by gas moleculesCAbsolute temperatureDNumber of collisions only Like 0 Discuss 0Share
GasesCharles's Law133Choose the best answerEqual initial volumes of different ideal gases are heated from 20°C to 40°C at the same constant pressure. Their fractional increase in volume will be:ADifferent for every gasBProportional to molar massCThe sameDZero Like 0 Discuss 0Share
GasesPressure Units134Choose the best answerWhich represents the highest pressure?A1 torrB1 cm HgC1 mmHgD1 Pa Like 0 Discuss 0Share
GasesMolar Volume of Gases135Choose the best answerUnder which conditions will a gas have the greatest molar volume?AHigh temperature and high pressureBHigh temperature and low pressureCLow temperature and high pressureDLow temperature and low pressure Like 0 Discuss 0Share