100 points which energy source produces electricity at a hydroelectric dam? a. solar panels b. wind turning turbines c. falling water d. pressure from water on the dam 100 points

Falling water is the answer 

Because electrons have negligible mass, to account for the mass of the isotope, there must be 16 neutrons, 16 neutrally charged, massive, fundamental particles present in the sulfur nucleus. and thus finally, if we have the 32s2− ion, there are 18 electrons, 16 protons, and 16 neutrons.