Question

compare and contrast model a with model c. how are they alike: how are they different?
a they are composed of different elements in the same ratio.
b they are composed of the same elements in different ratios.
c they are composed of different elements in different ratios.
d the are composed of the same elements but the bond types differ.

Explanation:

Step1: Analyze Model A

Model A has 1 blue (Oxygen) and 1 purple (Nitrogen) atom.

Step2: Analyze Model C

Model C has 2 purple (Nitrogen) and 1 blue (Oxygen) atom.

Step3: Compare Elements

Elements in A: O and N. Elements in C: O and N (same elements).

Step4: Compare Ratios

Ratio in A: 1:1. Ratio in C: 1:2 (different ratios).

Answer:

B. They are composed of the same elements in different ratios.