GasesCharles's Law181Choose 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
MDCAT Chemistry Past Papers 2024Sindh MDCAT Chemistry Past Paper 2024#Atmospheric Pressure#Gases182Choose the best answerLow atmospheric pressure system is called:ADiffusionBDepressionCEffusionDContraction Like 0 Discuss 0Share
MDCAT Chemistry Past Paper 2023#Boyle's Law#Gases183Choose the best answerThe graph of volume versus total pressure at constant temperature is: (MDCAT 2023)AA straight lineBFirst a curve and then a straight lineCFirst a straight line and then a curveDNon-linear Like 0 Discuss 0Share
GasesPressure Units184Choose the best answerWhich represents the highest pressure?A1 torrB1 cm HgC1 mmHgD1 Pa Like 0 Discuss 0Share
GasesMolar Volume of Gases185Choose 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