Brass is an alloy of copper and zinc the two metals are melted mixed and then solidified how would you best classify brass

Which force is most responsible for binding together an atom's protons and neutrons? electrostatic gravitational nuclear magnetic

Need asap ‼️ 20 pts which gravitational force field diagram is drawn correctly? (answers in pictures below)

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.