bewellplus.gsu.edu
AshannMNisyH
AshannMNisyH AshannMNisyH
  • 30-12-2015
  • Chemistry
Answered

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 336 K and the volume is decreased to 450. milliliters?

(1) 0.177 atm (3) 5.64 atm

(2) 4.43 atm (4) 14.1 atm

Verified Answer :

Anonymous Anonymous
  • 30-12-2015


The combined Boyle's and Charles' gas law says P1V1/T1 = P2V2/T2 

In this case we have (2.5 atm) (900 ml) / 298 K = (P2) (450 ml) / 336 K -----> 
7.55 = 1.34P2 -----> P2 = 7.55 / 1.34 = 5.63 atm

Answer Link

Related Questions

When 25 is added to a number the result is 59 less than 4 times the number
The term Bauhaus is associated with A photography B physics C psychology D painting E architecture
who knows what the problem is
Ive been through one war I have seen the dead piled up and I do not want to see anotherPresident William McKinley a veteran of the Civil War McKinleyÍs remark i
The internalcombustion engine gave rise to
which civilization was responsible for building the structures described in this text Some of the earthworks were large burial mounds others served as platforms
the system help guard against infectionprotect from UV radiation and regulate body temperature
People aged 15 to 24 account for of all people infected by STIs A more than a quarter B less than half C more than half D less than a quarter
How does temperature affect oxygen production
how to solve parabola