Question

1. the gas state of a substances that is usually a solid or a liquid at room temperature is called a(n) ________.

Explanation:

In chemistry (part of Natural Science), the gas state of a substance that's usually solid/liquid at room temp is a vapor. Vapor differs from gas (which is gaseous at room temp, like oxygen), while vapor comes from solid/liquid (e.g., water vapor from liquid water).

Answer:

vapor