Обчисліть масу 12,04×10²³ молекул водню H2. Created by stoniks007. himiya-ru

Ответ:по славам Авогадро 1моль вешества имеети решаем

Обчисліть масу 12,04×10²³ молекул водню H2...

stoniks007 @stoniks007

December 2021 1 33 Report

Обчисліть масу 12,04×10²³ молекул водню H2

Answers & Comments

oqilovmehrob

Ответ:

$mr( h{2} ) = 1 \times 2 = 2 \\$

по славам Авогадро 1моль вешества имеет

$6.02 \times {10}^{23}$

и решаем

$\frac{1}{6.02 \times {10}^{23} } = \frac{x}{12.04 \times {10}^{23} } \\ x = \frac{12.04 \times {10}^{23} }{6.02 \times {10}^{23} } \\ x = 2 \\ 2 \times 2 = 4gr$

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Answers & Comments

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do vidkritoyi rani potrapiv brudodni radyat zrobiti sheplennyashob ne zahvoriti pr

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