How many carbon atoms are represented by the model below?
A. 12
B. 4
C. 6
D. 5

Copper, silver, aluminum, cobalt, chromium, mercury 

What are the options? physical property can be color, smell, opacity, viscosity, density, infra red spectrum, melting and boiling points, attraction and repulson to magnets, etc.

The state or quality of being humid.a quantity representing the amount of water vapor in the atmosphere or a gas.

Answeropposite;