Question

give a defination for basis​

Answer 1

Answer:

In chemistry, a base is a chemical species that donates electrons, accepts protons, or releases hydroxide (OH-) ions in aqueous solution. Bases display certain characteristic properties that can be used to help identify them.

Explanation:

Examples of bases are sodium hydroxide, calcium carbonate and potassium oxide. A base is a substance that can neutralize the acid by reacting with hydrogen ions. Most bases are minerals that react with acids to form water and salts. Bases include the oxides, hydroxides and carbonates of metals.

Answer 2

Answer:

1. a particular method or system used for doing or organizing something

on a...basis: workers who are employed on a temporary basis

Tickets will be sold on a first-come, first-served basis.