GIVING BRAINLIEST What did Rutherford's gold-foil experiments prove the existence of?

○ The protons
○ The electrons outside the nucleus
○ The nucleus
○ The entire atom

What is the most important factor in determining climates.

What is the binding energy of a nucleus that has a mass defect of 5.81*10-^29 kg a 5.23*10-^12 j b 3.15* 10^12 j c 1.57*10-3 j d 9.44*10^20 j

A4.86 g piece of metal was placed in a graduated cylinder containing 15.5 ml of water. the water level rose to 17.3 ml. what is the density of the metal. i need the steps of how to solve it to so i can use a formula to work out other problems.