Question:

An open flask sitting in a lab refrigerator looks empty, but

Last updated: 8/5/2022

An open flask sitting in a lab refrigerator looks empty, but

An open flask sitting in a lab refrigerator looks empty, but it is actually filled with a mixture of gases called air. If the flask volume is 4.00 L, and the air is at standard temperature and pressure, how many gaseous molecules does the flask contain? number of gaseous molecules: