what is the name of the material used in making the plates
used for serving food in hotels?
When a glass rod is heated gradually and suddenly dipped in cold water, it cracks. What is the reason?? When a cool glass rod is suddenly heated, it cracks. Why?
How many elements have been discovered on the Periodic Table?
Why is eriochrome black t indicator cannot be used in this experiment?
Explain the Atom?
Why does a pencil look cracked, when partly immersed in water ?
describe the lewis dot structure of Mg2+?
If the stopper if a bottle has stuck, sometimes it may be removed by heating the neck, why ?
What is hydrolysis ?
In the calculation of calorific value of any fuel why the latent heat of vap. of water is taken as 587 kj/mol whereas actually it is 540kj/mol?
Why does a pond of clear water appear less deep than it really is?
What is solubility product ?
what is the detector used in ir spectroscopy