GasesHistorical Origin of the Term Gas21Choose the best answerThe word "gas" was coined from a word related to:AOrderBChaosCSolidDCrystal Like 0 Discuss 0Share
GasesPressure Units22Choose the best answerOne atmosphere is equal to:A760 mmHg onlyB101325 Pa onlyCBoth 760 mmHg and 101325 PaD760 Pa Like 0 Discuss 0Share
GasesCharles's Law23Choose the best answerA gas occupies 300 mL at 27°C. What volume will it occupy at 7°C at constant pressure?A135 mLB540 mLC350 mLD280 mL Like 0 Discuss 0Share
GasesBoyle's Law24Choose the best answerA gas occupies 600 cm³ at 750 mmHg. It is compressed to 500 cm³ at constant temperature. What is the increase in pressure?A150 mmHgB250 mmHgC350 mmHgD450 mmHg Like 0 Discuss 0Share
GasesDeviation of Real Gases from Ideal Behaviour25Choose the best answerReal gases deviate significantly from ideal behaviour at high pressure mainly because:AMolecular volume and intermolecular interactions become significantBMolecules move only in one directionCMolecular volume becomes zeroDIntermolecular forces disappear completely Like 0 Discuss 0Share