Answer:
The total atoms in this compound is 5.
Explanation:
Given that,
LiNO₃
Element : Element is the substance whose atoms have a number of protons.
Elements can not be broke using the chemical reaction.
Eg : Lithium (Li)
Compound : Compound is a substance which is the combination of two or more element.The atoms of different elements are held together by chemical bond.
The smallest unit of compound is molecule.
Ex : Nitrate(NO₃)
In this compound, one atom of lithium, one atom of nitrate and three atom of oxygen.
Hence, The total atoms in this compound is 5.