Question

Principal of method mixture precautions

Answer 1

1.Always heat china dish on a wire gauze.
2.Plue the opening of the stem of the funnel with cotton while heating substances which sublimate.
3.Always separate sublimate from the mixture first or before dissolving salt in water.
4.While filtering a solution drop the contents along a glass rod into the funnel.
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Answer 2

HEYA MATE HERE U GO

when two or more bodies at different temperatures are brought into thermal contact then net heat lost by the hot bodies is equal to net heat gained by the cold bodies until they attain thermal equilibrium

HOPE THIS WILL HELP U

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