The number of protons and the number of neutrons together is know as the

Which type of bonding involves the complete transfer of a valence electron from a less electrogrative atom to a more electronegative one

The blackbody curve for a star name zeta is shown below. what is the peak wavelength for this star ?

The characteristic of two different types of reactions are shown below. reaction a: electrons are gained by the atoms of an element. reaction b: protons are lost by the atom of and element. which statement is true about the atoms of the elements that participate in the two reactions? a: their identity changes in both reaction a and b. b: their identity changes in reaction a but not b. c: their identity changes in reaction b but not a. d: their identity remains the same.