A.Because the Carbon dioxide in the air mixes it to form carbonic acid
The answer is (4) the volume of the particles is negligible. The property of an ideal gas is that the volume of particles and forces of attraction between the particles are negligible.
C. The thermometer reads 100
The Nobel gasses
Excluding those, the most active are the lower left and upper right.So the least
active (EXCLUDING GROUP 18) are the non- metals furthest form the upper right