Why only electrons stick to oil drop in millikan's experiment however protons are also present there?
why millikan only used oil ? and what is the ability in oil drop that it attracts electron towards itself?

The msds for glacial acetic acid says that it is a flammable liquid that can severely burn any human tissue it comes in contact with. it reacts with bases, various metals, and strong oxidizing agents. its vapors can form explosive mixtures with air.

Asample of sea water contains 6.28g of sodium chloride per litre of solution. how many milligrams of sodium chloride would be contained in 15.0ml of this solution?

What is the molecular formula of ferrous nitrate and ferric nitrate