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23 December, 10:31

1.

How

many atoms of Li are there in 7.5 moles of Li?

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Answers (1)
  1. 23 December, 10:38
    0
    Answer: 4.52x10²⁴ atoms Li

    Explanation: For 1 mole of Li it is equal to the Avogadro's Number.

    Solution:

    7.5 moles Li x 6.022x10²³ atoms Li / 1 mole Li

    = 4.52x10²⁴ atoms Li
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