Question

Assuming constant pressure and temperature, how many moles of gas have been added to the initial 3 moles of gas when the volume increases from 2.0 to 4.0 liters?

A. 1.5 moles

B. 2 moles

C. 3 moles

D. 6 moles

Answer 1

if P and T are constant, double the volume must come from _______ the number of moles

Answer 2

c