Chemistry
At a constant temperature, volume of a gas was found to be 400 cm3 at a pressure of 760 mm Hg. If the pressure of the gas is increased by 25%, find the new volume.
Gas Laws
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Answer
V1 = Initial volume of the gas = 400 cm3
P1 = Initial pressure of the gas = 760 mm
P2 = Final pressure of the gas
= increased by 25% of 760 mm Hg
= of 760 mm Hg
= ( x 760) + 760
= 190 + 760 = 950 mm
V2 = Final volume = ?
By Boyle's Law:
Substituting the values :
∴ Final volume = 320 cm3
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