Chemistry
posted by John .
A sample of helium gas has a volume of 900. milliliters and a pressure of 2.50 atm at 298 K. what is the new pressure when the temperature is changed to 336K and the Volume is decreased to 450. milliliters?
a 0.177
b 14.1
c 5.64
d 4.43

Chemistry 
DrBob222
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