what is the name of the material used in making the plates
used for serving food in hotels?
Define what is avogadro’s law?
What is Evaporation ?
Explain substituted hydrocarbon?
Explain the Mixture?
Why titration in which hcl and h2so4 is use?
What is soot or lamp black ?
What are the names of the three different rays emitted by radioactive substances ?
From what was Uranium isolated ?
When carbon is made to burn in an atmosphere of oxygen, what is produced ?
Explain about Atomic Weight ?
when we covert any substance into vapour state from solid state, is it ionized or not?
How are the waters classified based on the degree of hardness?