It'd be a physical change. This is because it's a change in the state of matter and not altering the chemical structure of water
Hi,
Two sodium atoms are needed to create an ionic bond with sulfur.
Psolution = X · PH_20
= 0.966 · 31.8 torr
= 30.7 torr
Accelerating, because it’s going from standing still to running, so the speed increases