Anucleus. x has atomic nimber 3. if the binding energy of x is 2.15×10-11, calculate ) the number of neutrons in ) the total number of neutrons and protons

Which statement is true? a. kepler's laws apply only to the motion of earth. b. kepler's laws can be used to predict eclipses. c. kepler's laws are true for a central force that is directly proportional to distance. d. kepler's laws can be deduced from newton's laws of motion and gravity.

The mantle is made up of which structural zones?

What property of an object determines its inertia?