Everyday Science

Nitrogen is prepared in the laboratory by heating

(a) Ammonium sulphate (b) Aluminium nitrate (c) The mixture of ammonium chloride and sodium nitrite (d) The mixture of ammonium chloride and calcium oxide Correct Answer (c) The mixture of ammonium chloride and sodium nitrite Submitted By: Syed Bilawal Shah (Sain)

A thermostat is

(a) An instrument by which the accuracy of thermometers is determined (b) A modern type of thermos flask which works on the principle of equipartition of heat energy (c) A device used to maintain a constant temperature of a water bath or an oven (d) A device that varies the temperature of a bath Correct …

A thermostat is Read More »

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