How far will a cannonball go if it is shot from a height of 5 m at an angle of 30 degrees and a velocity of 250 m/s?*
6000
4250
7123
5530

What is meant by the statement" the melting poin of glycerine is 13 degree celsius

Abag of potato chips contains 2.00 l of air when it is sealed at sea level at a pressure of 1.00 atm and a temperature of 20.0 deg c. what will be the volume of the air in the bag if you take it with you, still sealed, to the mountains where the temperature is 7.00 deg c and atmospheric pressure is 70.0 kpa? assume that the bag behaves like a balloon and that the air in the bag is in thermal equilibrium with the outside air.

Directions: count the number of atoms. ar co2 na3po4 so3 nac2h3o2