If you place 20 grams of helium at room temperature into a closed container that holds 500 mL, and then...

If you place 20 grams of helium at room temperature into a closed container that holds 500 mL, and then later transfer the helium into a 1000 mL closed container, which of the gas' properties will change?

Select answer A weightSelect answer B viscositySelect answer C massSelect answer D density