Remember this:
atomic mass= atomic number + number of neutrons
The atomic number (same thing as number of protons) in this case is 15. The atomic mass is 31.
So, we subtract 15 from 31 to find the number of neutrons.
31-15=16
16 neutrons!!!
Answer:
lol what? bruh you need to explain what your talking about im in an ap class i can help
Explanation:
13% of total energy ( net energy ) is obtained from renewable sources and about 46% of it comes from hydroelectric power plants.
This is a statement of the law of Definite Proportions. Basically what it says is that the proportions of mass will always be the same and can't be changed.
