(a) A typical aerosol can is able to withstand pressures up to 1.3 x 106 Pa before exploding. A can contains 3.6 x 1022 molecules of gas as the propellant. i. Calculate the temperature which causes the pressure of 1.3 × 106 Pa. The volume of the can is 4.2 x 10-4 m³ ii. Calculate the pressure inside the can when the temperature is 710 K. (b) Calculate the average kinetic energy of one molecule at 710 K. (c) Determine the Crms of the gas molecules at 710 K. The molar mass of the propellant is 58.124 g mol-¹ (d) Find the density of the gas at 710 K.
(a) A typical aerosol can is able to withstand pressures up to 1.3 x 106 Pa before exploding. A can contains 3.6 x 1022 molecules of gas as the propellant. i. Calculate the temperature which causes the pressure of 1.3 × 106 Pa. The volume of the can is 4.2 x 10-4 m³ ii. Calculate the pressure inside the can when the temperature is 710 K. (b) Calculate the average kinetic energy of one molecule at 710 K. (c) Determine the Crms of the gas molecules at 710 K. The molar mass of the propellant is 58.124 g mol-¹ (d) Find the density of the gas at 710 K.
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Transcribed Image Text:3. (a) A typical aerosol can is able to withstand pressures up to 1.3 x 106 Pa before exploding.
A can contains 3.6 x 1022 molecules of gas as the propellant.
i. Calculate the temperature which causes the pressure of 1.3 × 106 Pa.
The volume of the can is 4.2 × 10-4 m³
ii. Calculate the pressure inside the can when the temperature is 710 K.
(b) Calculate the average kinetic energy of one molecule at 710 K.
(c) Determine the Crms of the gas molecules at 710 K.
The molar mass of the propellant is 58.124 g mol-1
(d) Find the density of the gas at 710 K.
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