A vessel containing 39.8 cm^3 of helium gas at 25°C and 106 kPa was inverted and placed in cold ethanol. As the gas contracted, ethanol was forced into the vessel to maintain the same pressure of helium. If this required 7.4 cm^3 of ethanol, what was the final temperature of the helium?

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20-06-2024
Chemistry

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A vessel containing 39.8 cm^3 of helium gas at 25°C and 106 kPa was inverted and placed in cold ethanol. As the gas contracted, ethanol was forced into the vessel to maintain the same pressure of helium. If this required 7.4 cm^3 of ethanol, what was the final temperature of the helium?

Sagot :

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