Question

1. choose the best answer. how many atoms are in nh₄no₃? 12 7 9 4

Explanation:

Step1: Count nitrogen atoms

There are 2 nitrogen (N) atoms in $NH_4NO_3$ (one in $NH_4$ and one in $NO_3$).

Step2: Count hydrogen atoms

There are 4 hydrogen (H) atoms in $NH_4$.

Step3: Count oxygen atoms

There are 3 oxygen (O) atoms in $NO_3$.

Step4: Calculate total atoms

Add up the number of each type of atom: $2 + 4+3=9$.

Answer:

9