cherDElalana
An oxygen gas tank has a volume of 8 L and a pressure of 1500 N/m2. If the temperature decreases from 2500 K to 2000 K and its volume increases to 24 L, what is its final pressure?
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400 N/m2
625 N/m2
3600 N/m2
5625 N/m2
@Austin_Cochran
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Austin_Cochran
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im not so sure on this one. im sorry ill get someone.
Austin_Cochran
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@McSpazzy
Austin_Cochran
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or not.... umm..
Austin_Cochran
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Im guessing C im pretty sure it is:)
Austin_Cochran
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@Kryten will know
Kryten
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ok first start with pv=nrt
n=n
n=pV/RT
p1V1/RT1=p2V2/RT2
p1V1/T1=p2V2/T2
p1V1T2=p2V2T1
p2= p1V1T2/V2T1
Kryten
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do you get it?
Kryten
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i got 400 N/m2