Determine the binding energy per nucleon of an mg-24 nucleus. The mg-24 nucleus has a mass of 23. 985045. A proton has a mass of 1. 00728 amu, a neutron has a mass of 1. 008665 amu, and 1 amu is equivalent to 931. 5 mev of energy.

Which of the following ideas did greek philosopher democritus contribute to the atomic theory? a. each object is made up of one atom, which varies in size from very small to very large. b. matter is composed of only one kind of particle, which can be easily destroyed. c. every element has a specific type of atom, which remains the same size in all forms of matter. d. all matter is composed of small particles, which combine to make larger objects.