How many Li atoms are in 5.8 moles of Li?

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Answer 1 · 2016-12-09T06:22:42

$5.8xxN_A$ , where $N_A="Avogadro's Number, " 6.022xx10^23*mol^-1$

And $5.8*molxx6.022xx10^23*mol^-1=??$

What is the mass of this quantity of lithium atoms? Hint, 1 mole has a mass of $6.94*g$ .

Answer 2 · 2016-12-09T06:24:44

$3.49*10^24$ atoms Li

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