Question

dry ice has the same chemical properties as what gas?
helium
hydrogen
nitrogen
carbon dioxide
multiple choice 1 point
how do the molecules of a gas behave?
they vibrate in place.
they bounce around randomly.
they are locked in a crystal lattice.
they clump together.

Explanation:

Dry ice is the solid form of carbon - dioxide. Gas molecules have high kinetic energy and move freely, bouncing around randomly.

Answer:

1. D. Carbon Dioxide
2. B. They bounce around randomly.