How do you write Vanadium (ll) carbonate formula?

Agas has a volume of 0.7 l at 300 mmhg. what would be the new volume at 900 mmhg

Will mark brainliest26. which of these statements are true? (3 points)a. gases are compressibleb. gases fill their containers completelyc. the pressure of a gas is independent of the temperatured. gases have masse. gases exert pressuref. the pressure of a gas is dependent on the volumeg. gas pressure results from the collisions between gas particlesh. gases have a definite volume and shape

Achange in the number of neutrons in an atom will change an blank . when the number of protons changes in an atom, a new element will form.