Helium gas is added to a ballon already partially filled with helium gas the balloon inflated because the

4 answers

Extra helium molecules exert increased pressure in the ballon
I have the same question:
Helium gas is added to a balloon already partially filled with helium gas. the balloon inflates because the
1) Molecules in the balloon have become larger
2) Molecules are moving faster in the balloon than in the cylinder.
3) Helium molecules are heavier in the balloon than in the cylinder containing the gas.
4) Helium molecules do not collide with each other.
5) Extra helium molecules exert increased pressure in the balloon
5
) Extra helium molecules exert increased pressure in the balloon.