An old penny rusting, remember you can’t undo a chemical change
Answer: Its option "A" Both A and R are true and R is the correct explanation of A.
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Assuming it's a perfect gas, we have PV=nRT hence if T goes down, V goes down up. The volume will decrease.
There are 5 significant figures
Glycerol attractive forces are great than water. The harder to break, the more energy is needed.
