PLZZZ HELP Task: Should chemical reactions be manipulated in order to meet our food and fuel needs ?
Plz explain a little bit

What do isotopes of uranium have the same number of? what do they have a different number of? a) same number of protons; different number of electrons b) same number of protons; different number of neutrons c) same number of electrons; different number of protons d) same number of neutrons; different number of protons