haleyhadrava haleyhadrava

20-10-2016
Chemistry

contestada

If a sample of pure cadmium has a mass of 18.2 grams, how many moles of cadmium are in the sample?

Respuesta :

Willchemistry Willchemistry

30-10-2016

Atomic mass cadmium = 112.41 amu

1 mole Cd ------------ 112.41 g
?? moles Cd --------- 18.2 g

18.2 x 1 / 112.41 => 0.161 moles of Cd

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