Answer:
Thus,there are 0.2 mole in 8 g of calcium.
It’s called an ion . An atom that loses electron is called an ion
2.13x10^24 is the answer.
Answer:
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Explanation:
a egur oguta nestáincompel ta
31
A dalton is the same as an atomic mass unit. And an atomic mass unit is approximately the mass of a nucleon (proton or neutron) such that the mass is 1 g/mol. So in this problem you have 15 protons and 16 neutrons, so the number of daltons is 15 + 16 = 31.