The atom is one of the basic units of matter. Which part of the atom mostly determines the size of the atom? a. Electrons

b. Nucleus

c. Neutrons

d. Protons

Compare and contrast the bohr model and the electron cloud models of the atom.

Voltaic cells produce a positive overall charge. what does this indicate? a. the reaction is likely to be endothermic. b. the reaction is spontaneous. c. the reaction is not likely to occur. d. the reaction is not spontaneous.

Is 9 correct? and can someone me with 10? it’s due tomorrow, you