Question

select the correct answer to the question below. the weight of a volume of vapor or gas as compared to air is: flashpoint solubility vapor density viscosity

Explanation:

Vapor density is defined as the weight of a volume of vapor or gas compared to air. Flash - point is related to flammability, solubility is about a substance dissolving in a solvent, and viscosity is a measure of a fluid's resistance to flow.

Answer:

Vapor Density