Question

A gas occupies 200 mL at -73°C. To have the same gas occupy 300 mL:

Should the temperature be increased or decreased?

What is the new temperature in Kelvins? K

Answer 1

You can figure this out using Charles' Law, since moles and pressure are staying constant.

\[{V_1 \over T_1}={V_2 \over T_2}\]
Finding the value of T(2) will answer both of your questions!