It depends on how many hours!
1 hour = 40km
2 hours = 80km
1. Encoding Information
2. Storing Information
3. Retrieval Information
I'd answer that but I can't text graphs and tables...
It will decay into Silicon-30. Because alpha particles are 2 protons and 2 neutrons with an atomic mass of 4, you minus sulfur's atomic number by 2 and get silicon. And the atomic mass is 34 - 4 which equals 30.