why bottles of Hazardous chemicals or solvent are available in
round shaped only?
describe the lewis dot structure of Mg2+?
what is acidity of a base?
What is an indicator electrode?
Can a molecule be divided ?
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?
What is meant by transmittance?
What is glacial acetic acid? What are its uses?
what is the importance of sorbitol?
Why does a diamond cut glass?
What s the difference between hard and soft coal ?
What is an alloy ?
What is si unit of viscosity-coefficient?