chem
A 2.9 L sample of gas has a pressure of 5 atm and a temperature of 50 °C. What will be the new temperature in Kelvin if the volume is decreased to 2.4 L and the pressure decreased to 3 atm? Round to the nearest whole number. Don't forget the units.
chem :(
If a gas is cooled from 323.0 K to 273.15 K and the volume is kept constant, what final pressure would result if the original pressure was 750.0 mm Hg? Round to the nearest tenth. Don't forget the units.
chem
If a gas is cooled from 323.0 K to 273.15 K and the volume is kept constant, what final pressure would result if the original pressure was 750.0 mm Hg? Round to the nearest tenth. Don't forget the units.
chem plz help :(
A sample of helium gas occupies a 10 cubic meter container at STP (273 K, 1 atm). What will the approximate volume become when the pressure is 1.5 atm and the temperature is 32 oC?
chem (boyles and charles law)
A helium filled balloon has a volume of 2.75L at 20 celsius .The volume of the balloon decreases to 2.46L after it is placed outside on a cold day.What is the outside temperature in celsius?
chem. mix of boyles and charles law
The volume of a scuba tank is 10.0L.It containes a mixture of nitrogen and oxygen at 290.atm.what volume of this mixture could the tank supply to a diver at 2:40 atm?
geometry ( trigonometric ratios)
a girl who is standing 92 ft away from a building looks up at a angle of 86 degrees at a bird on the top of a building. What is the height, from the ground, to the bird on the top of the building ?
Introduction to Accounting
Payment of a telephone bill represents an increase in a/an: A. Asset B. Expense C. Liability D. Revenue My answer:B. I'm I correct?
American government
Hi, I think I got it. I change my answer to C.
American government
The congressional lawmaking process is biased toward: A. Bold new initiatives rather than small adjustments in existing legislative programs B. National interests at the expense of local ones. C. Blocking legislation rather than passing it. D. Foreign-policy issues at the expe...
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