Answer:
For any given isotope, the sum of the numbers of protons and neutrons in the nucleus is called the mass number. This is because each proton and each neutron weigh one atomic mass unit. By adding together the number of protons and neutrons and multiplying by 1, you can calculate the mass of the atom.
Answer:
true
Explanation:
Because ice melts if the temperature increasese
No, but. It will seperate into two different layers based on density
Okay I did the math and I'm guessing around 18*C
