a barb🦄

1.The total number of protons 2.The number of protons in the atom changes. 3. The spontaneous emission of radiation 4. Mashing to marshmallows together 5 there must be a way for unstable nuclei to become stable nuclei 6 The nuclei combine in a fusion reac...

oh and apparently 7 and 9 can get changed so here's the answers if it's changed for u 7- The number of nucleons stays the same, while total mass decreases slightly 9- The number of nucleons stays the same, while the number of nuclei increases