how many total atoms are in the compound c₂h₈o?

Explanation:

Step1: Identify atom - counts

Carbon (C) has 2 atoms, hydrogen (H) has 8 atoms and oxygen (O) has 1 atom.

Step2: Calculate total atoms

Add the number of each type of atom: $2 + 8+1$. $2 + 8+1=11$

Answer:

11