Just search it up on the internet:)
KE=1/2*mass*velocity^2
So u do 1/2 * 1 * 30^2
1/2 * 1 * 900
= 450kgm/s
P.s. I'm not sure if I would have to convert kg to g.
Anyways hope this helped
The Earth's rotation and the way the land is shaped around the water.
NaCl is table salt so you need 4Na and 4 Cl, So Na₄Cl₄
