How many ions of sulfur are present in 30.0 g of Al2S3?
(molar mass of Al2S3 = 150.17 g/mol)
A) 90 S ions
B) 4.01×1022 S ions
C) 1.20×1023 S ions
D) 3.61×1023 S ions
E) 1.81×1024 S ions
Correct Answer:
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