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yuradex [85]
3 years ago
6

Melting is a physical change in matter, so it doesn’t change the chemical makeup or chemical properties of matter.

Chemistry
1 answer:
stepan [7]3 years ago
3 0

is this site ment for k12


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What is the pressure of 4 moles of helium in a 50 L tank at 308k using PV=nRT
Ilya [14]

Hey there!:

p = ??

n = 4 moles

V = 50 L

T = 308 K

R =  0.082 atm

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p*50 = 101.024

p = 101.024 / 50

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8 0
3 years ago
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Answer:the answer is c

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