Chemistry, 23.12.2019 21:31 jenstets05
What dose it mean to say that mass is conserved during a physical change?
Answers: 1
Chemistry, 21.06.2019 13:00
In a closed or isolated system , matter can not be created or destroyed. it can change forms but is conserved true or false
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Chemistry, 22.06.2019 01:30
An empty fuel tank can still contain and therefore can be even more dangerous than one full of liquid fuel.
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Chemistry, 22.06.2019 10:50
8) a mixture of he, ne and ar has a pressure of 7.85 atm. if the ne has a mole fraction of 0.47 and 8) ar has a mole fraction of 0.23, what is the pressure of he? a) 4.2 atm b) 3.7 atm c) 5.5 atm d) 2.4 atm e) 1.8 atm
Answers: 1
What dose it mean to say that mass is conserved during a physical change?...
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