Which best describes a compound such as sodium chloride?
a) a pure substance that can be separated into different elements by physical means
b) a mixture of two common substances that can be separated by chemical means
c) a mixture of two common elements that can be separated by physical means
d) a pure substance that can be separated into different elements by chemical means

The correct answer is Option D.

Explanation:

Mixture is defined as the combination of two or more different substances in which each substance retains its original chemical properties. These can be physically separated.

Pure substance is defined as the substance which is formed by only one type of atom or only one type of molecule. The atoms forming a pure substance loose their original chemical properties.

Sodium chloride is the compound which are formed by the chemical combination of sodium and chlorine atoms.

When a compound is formed, the elemental properties of the atoms are lost and the compound formed attains new chemical and physical properties. The compound formed will be a pure substance.

From the above information, the correct answer is option D.

talk back to him about the sport and show him your expertise or leave the room

i think its d if wrong im sorry