Q6) Ahmad has two unlabeled balloons, one filled with hydrogen gas and the second filled with neon gas.

Densities

How dense is that gas?

Density at

Gas

0°C and

1 atm (g/L)

Argon, Ar

1.784

Carbon dioxide, CO, 1.977

Helium, He

0.1786

Nitrogen, N

1.251

Oxygen, o,

1.429

Hydrogen

0.08988

Neon-

0.900 TL

I

TO

He places both balloons in a chamber of Helium to help him identify

neon and hydrogen.

a.

Predict what will happen to help Ahmed identify the element

in each of the balloons when it is placed in Helium. Explain your

answer. Give your evidence