Question

Solubility of sodium chloride in water increases with rise in temperature while that lithium carbonate decrease give reason

Answer 1

Answer:

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Question From class 9 Chapter IS MATTER AROUND US PURE

(a) The solubility of sodium chloride in water increases with rise in temperature while that of lithium carbonate decreases. Assign reason. <br> (b) Water containing 88.8% oxygen and 11.2% hydrogen is often used as a fire extinguisher. Can a mixture containing the two gases in the same ratio by mass be used for extinguishing fire ? <br> (c ) The melting point of a solid when determined experimentally comes out to be

. But its actual melting point as given in standard books is

. Predict the nature of the solid.