To calculate the average mass of the element, we take the summation of the product of the isotope and the percent abundance. We calculate as follows:
Average atomic mass = .374 ( 184.953 amu ) + .626 ( <span>186.958 amu ) = 186.208 amu
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electrons are arranged in shells around an atom's nucleus. Electrons closest to the nucleus will have the lowest energy.
Answer:
Methane
Explanation:
Methane is a synthetic compound with the substance recipe CH4. It is a gathering 14 hydride and the most straightforward alkane, and is the principle constituent of petroleum gas
Answer:
570
Explanation:
a centigram is a gram times 100
So you do 5.7 times 10 and you get 570
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