2. Atoms & Elements
Subatomic Particles
2. Atoms & Elements Subatomic Particles
25PRACTICE PROBLEM
Calculate the mass of the nucleus of beryllium-9 based on the masses of the subatomic particles below:
- mass proton = 1.007276 amu
- mass neutron = 1.008665 amu
- mass electron = 5.486 × 10−4 amu
Write the answer in amu units and using 7 significant figures.
Calculate the mass of the nucleus of beryllium-9 based on the masses of the subatomic particles below:
- mass proton = 1.007276 amu
- mass neutron = 1.008665 amu
- mass electron = 5.486 × 10−4 amu
Write the answer in amu units and using 7 significant figures.