How many inner, outer, and valence electrons are present in an atom of each of the following elements?
(a) o inner: 2 outer: 6 valence: 5
(b) sn inner: 46 outer: 4 valence: 4
(c) ca inner: 10 outer: 10 valence: 2
(d) fe inner: 12 outer: 14 valence: 2
(e) se inner: 28 outer: 6 valence: 5
oh yeah yeah oh yeah yeah
answer:the most abundant isotope is ³⁵cl₁₇.since the average atomic mass of cl is 35.45 g/mole, so the most abundant one is that one near this number, ³⁵cl₁₇.³⁵cl₁₇ is found by 75 % and ³⁷cl₁₇ is found by 25 % by a ratio 3: 1.
definition. noun, plural: biotic factors. a factor created by a living thing or any living component within an environment in which the action of the organism affects the life of another organism, for example a predator consuming its prey.