How Many Ions of Sulfur Are Present in 30

question 123

Multiple Choice

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

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