1. .
2. .
3. .
4. .
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(. 8)
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(. . 9).
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10.
, , , . , , , .
8.: , , 5 30 . .
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2. .
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.
, , . . , , v.
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Na = N/ v. Na = 6,02 1023 -1.
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M=
/. , : m0 =
-.
, : = 29,9 10 -27 .
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. 10-10 .
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9.: 2,7 ?
10.: 20 ?
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