18
Physics, 06.01.2020 23:31 emmanolan112
How many protons are in an element with an atomic number of 8 and a mass number of 18?
18
10
8
3
Answers: 2
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Aplayground merry-go-round has a radius of 4.6 m and a moment of inertia of 200 kg-m2 and turns with negligible friction about a vertical axle through its center. a child applies a 26.0 n force tangentially to the edge of the merry-go-round for 15.0 seconds. if the merry-go-round is initially at rest, how much work did the child do on the merry-go-round?
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Answers: 2
How many protons are in an element with an atomic number of 8 and a mass number of 18?
18
18
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