Explanation:
An object in motion <u>stays</u> <u>at</u> motion An object <u>at</u> <u>rest</u> stays at rest unless acted by an <u>external</u> force.
[ Newton's 1st law of motion ]
A.) temperature
By raising the temperature the gas molecules speed up causing collisions with the volume of a container if kept constant.
Explanation:
it reacts with acid .......
