2.17 grams CdS
Work Step by Step
CdS: Cd has a mass of 112.4 S has a mass of 32.066 112.4+32.066 = 144.466 g/mol Therefore, 1.5 x 10^-2 moles Cds * (144.466g/1mole Cds) = 2.17 g
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