How can you mark your name on a glass plate by a simple
chemical method ?
What is the acidity of a base
What is modern definition(iupac) of ph?
Explain how buffer works?
why we shrink our body during cold
What is Atomic number?
How is the viscosity of liquid related to its mobility?
What is Poling ?
Which is heavier, water or ice ?
Why do eye-glasses become fogged, when the wearer comes form the cold outdoors into a warm room ?
State beer’s law.
Why is a newly made quit warmer than an old one ?
What is the chemical composition of diamond ?