Sindh MDCAT 2020 Chemistry#Gases#Ideal Gas Equation101Choose the best answerAccording to the general gas equation, density of an ideal gas depends upon: (Sindh MDCAT 2020)APressureBTemperatureCMolar mass of the gasDAll of above Like 0 Discuss 0Share
XiMDCAT XI Complete Chemistry Grand Test#Gases#Ideal Gas Equation102Choose the best answerFor the V–T graphs of an ideal gas shown at constant pressures P₁ and P₂, which relation is correct?AP₁ > P₂BP₁ < P₂CP₁ = P₂DAll of the above Like 0 Discuss 0Share
GasesFree Expansion of an Ideal Gas103Choose the best answerAn ideal gas undergoes free expansion into a vacuum. Its temperature does not decrease because ideal-gas molecules:AAre always above the inversion temperatureBHave no intermolecular attractive forcesCLose kinetic energy during collisionsDPerform maximum external work Like 0 Discuss 0Share
GasesMolar Mass from Ideal Gas Equation104Choose the best answerWhich relations can be used to determine the molar mass M of an ideal gas?AM = mRT/PVBM = PV/mRTCM = dRT/PDBoth A and C Like 0 Discuss 0Share
GasesPressure–Temperature Relationship105Choose the best answerAt constant volume, gas pressure increases with temperature mainly because:AAverage molecular speed increasesBIntermolecular attraction increasesCMolecular mass increasesDContainer volume decreases Like 0 Discuss 0Share