1.

Consider the following statements on Boyle's law.1. It states that the pressure exerted by a gas is directly proportional to the volume occupied by it.2. It states that the volume of an ideal gas is directly proportional to the absolute temperature at constant pressure.Which among the above statements is/are correct.1. 1 only2. 2 only3. Both 1 and 24. Neither 1 nor 2

Answer» Correct Answer - Option 4 : Neither 1 nor 2

The correct answer is Neither 1 nor 2.

  • Boyle's Law
    • It states that the pressure exerted by a gas is Inversely proportional to the volume occupied by it. (statement 1 is incorrect)
    • The pressure and volume of a gas are inversely proportional to each other as long as the temperature and the quantity of gas are kept constant.
    • PV = k where P is the pressure exerted by the gas, V is the volume occupied by it and k is the constant.
  • Charle's Law
    • It states that the volume of an ideal gas is directly proportional to the absolute temperature at constant pressure. (statement 2 is incorrect)
    • Also, When there is a decrease in temperature it will lead to a decrease in volume.
    • Charle’s law is a special case of the ideal gas law. The law is applicable to the ideal gases that are held at constant pressure but the temperature and volume keep changing.
    • VI /T=VF /TF where VI=Initial volume, VF=Final volume, TI= Initial absolute temperature, TF=Final absolute temperature. Please note that the temperature is in kelvin.


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