Question

What is the volume of 1.5 moles of chlorine gas (Cl2) at standard temperature and pressure (STP)?
Answer







57.5 L
71.0 L
22.4 L
33.6 L

Answer 1

Under certain conditions argon (Ar) gas diffuses at a rate of 3.2 centimeters per second. Under the same conditions, an unknown gas diffuses at a rate of 4.5 centimeters per second. What is the approximate molar mass of the unknown gas?

10 g/mol

20 g/mol

28 g/mol

56 g/mol