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In Chemistry / High School | 2014-05-09

When a sample of a gas is heated in a sealed, rigid container from 200 K to 400 K, the pressure exerted by the gas is:

1. decreased by a factor of 2
2. increased by a factor of 2
3. decreased by a factor of 200
4. increased by a factor of 200

Asked by WhyIsChemistrysoHard

Answer (3)

When a sample of a gas is heated in a sealed, rigid container from 200 degree Kelvin to 400 degree Kelvin, the pressure exerted by the gas is increased by a factor 2. Heating any gas actually increases the volume of the gas within a container. As the temperature of the gas rises, the molecules of the gas start moving faster and start striking the walls of the container in which it is kept with more force. The volume of the container tries to expand to accommodate the fast colliding molecules of the gas.

Answered by taskmasters | 2024-06-10

The pressure exerted by a gas in a sealed, rigid container when heated from 200 K to 400 K is doubled, according to Amontons's or Gay-Lussac's Law . This law reveals the direct proportionality between gas pressure and temperature at a constant volume. ;

Answered by PeterGene | 2024-06-18

Heating a gas in a sealed, rigid container from 200 K to 400 K leads to an increase in pressure by a factor of 2. This is due to the direct relationship between pressure and absolute temperature in gas laws. Therefore, the correct multiple choice answer is option 2, increased by a factor of 2.
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Answered by taskmasters | 2024-09-30