1. Write the nuclear reaction equation curium-248 undergoing alpha decay.

2. Write the nuclear reaction equation for sulfur-35 undergoing beta negative decay.

3. Write the nuclear reaction equation for sodium-22 undergoing beta positive decay

4. Write the nuclear reaction equation for potassium-40 undergoing electron capture.

5. Determine the energy equivalent, in joules, of a proton

6. The mass of helium-4 is 4.002 603. Determine the binding energy, in joules, of helium-4.