used laboratory equipment

Any of the methods listed below, can be used to prepare chlorine in the laboratory..

For use in the laboratory, ammonia is prepared by heating an ammonium salt with a strong base. It can also be prepared by reacting a metal nitride with water. All ammonium salts heated with alkali evolve ammonia. Ammonium nitrate is not used in laboratory..

Laboratory Preparation of Oxygen - Any of the above mentioned methods could be used to prepare oxygen in the laboratory. Mercuric and silver oxides are not used for the preparation of oxygen, as they are very expensive. For the laboratory preparatio..

Laboratory Preparation of Ammonia - For use in the laboratory, ammonia is prepared by heating an ammonium salt with a strong base. It can also be prepared by reacting a metal nitride with water. All ammonium salts heated with alkali evolve ammonia. Ammonium nitrate is ..

. Note: The following points should be remembered for the laboratory preparation of dihydrogen. Pure zinc is not used in the preparation of dihydrogen because its reaction with sulphuric acid is slow. The presence of some impurities increases the rate of reaction duel the format..

The manufacturer of a particular equipment for fitness, claims that the reduction in weight ( w ) resulting by using this equipment satisfies the inequality | w - 18 | ≤ 10. Find the maximum weight in pounds reduced by using that equipment as cla..

1) Ammonium Sulphate is used as a fertiliser. 2) It is used in the preparation of alum. 3) It is used in the preparation of other ammonium salts. 4) It is used as a laboratory reage..

It has very low co-efficient of expansion and can withstand sudden changes in temperature. Therefore highly suitable for laboratory ware like flasks, beakers and oven proof cook ware..

1) The ammonium chloride salt is used for cleaning metal surfaces before soldering, tinning etc. The metal is first heated and rubbed with ammonium chloride. The ammonia formed removes grease, oil etc. and the hydrogen chloride removes the oxides of metals. 2) Ammonium chloride is u..

In the manufacture of soap, paper, viscose rayon (artificial silk), organic dyestuffs, and many other chemicals In the refining of petroleum and vegetable oils In the purification of bauxite for the extraction of aluminium As a cleansing agent and in washing powder for machines, metal sheets e..