agsoona agsoona

27-07-2020
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(Q) How much, in grams, do 8.85 x 1024 atoms of zinc weigh?
A. 3.49 x 1049 g
B. 961 g
C. 4.45 g
D.5.33 x 1047 g
E. 1.47 g

Respuesta :

machmillerg machmillerg

01-08-2020

Answer:

B. 961 g

Explanation:

8.85*10²⁴/6.022*10²³(Avogadro's #) = 14.7 mol

14.7 mol of Zinc * AMU Zinc 65.39 = 961g

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