GasesCharles's Law106Choose the best answerA gas occupies 10 dm³ at 273 K. At what temperature will its volume become 30 dm³ at constant pressure?A273 KB819 KC546 KD1092 K Like 0 Discuss 0Share
GasesDerivation of Ideal Gas Equation107Choose the best answerThe ideal gas equation can be obtained by combining:ABoyle's law onlyBBoyle's law, Charles's law and Avogadro's lawCCharles's law onlyDBoyle's law and Graham's law Like 0 Discuss 0Share
GasesCharles's Law108Choose the best answerWhen a fixed amount of gas is heated at constant pressure, its volume:ADecreasesBRemains constantCFirst decreases and then increasesDIncreases Like 0 Discuss 0Share
GasesKinetic Molecular Theory and Absolute Zero109Choose the best answerAccording to the classical Kinetic Molecular Theory, absolute zero represents the temperature at which:AMolecular speed is maximumBPressure must always equal 1 atmCTranslational molecular motion theoretically reaches zeroDMolecular mass becomes zero Like 0 Discuss 0Share
GasesAverage Kinetic Energy of Gases110Choose the best answerAt 298 K, the average kinetic energy of a He atom compared with that of an H₂ molecule is:ATwice as largeBThe sameCHalf as largeDFour times as large Like 0 Discuss 0Share