What is the pH of water?
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Highest percentage of carbon is found in which form of coal?
What happens in an oxidation reaction?
Limestone is a raw material used by which industry?
_______________ is the movement of molecules across a cell membrane from a region of their lower concentration to a region of their higher concentration.
The molecular formula of Propane is
______ character of a bond between two atoms is greater if the difference in their electro negativities is lesser.
Which molecule contains a polar covalent bond?
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