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Anonymous
Anonymous asked in Science & MathematicsChemistry · 1 decade ago

can sum1 help me?ehhe`?

.) a sample of gas in flexible container holding 3.50 L of hydrogen gas at standard atmospheric pressure has to be comprressed into a volume of 1.75 L.If there is no change in temperature what pressure is required?

.) A sample of gas in a flexible container has a volume of 6.9 L after its pressure has been increased from 1.0atm to 3.5 atm.What was the initial volume of the gas?

.) The volume of gas in a 25 ml syringe attached to a pressure gauge is 2.50 ml when the pressure gauge reads 8.26 barIf there has beeb no change in temperature when the plunger of the syringe is pulled back to allow the gas to occupy 20.0 ml .what does the pressure gauge read??

thankss,

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