What Is the Mass in Grams of a Single Formula

question 122

Multiple Choice

What is the mass in grams of a single formula unit of copper(I) sulfide,Cu2S?

• A)1.04 x 10-26 g
• B)1.66 x 10-24 g
• C)2.64 x 10-22 g
• D)3.79 x 1021 g
• E)9.57 x 1025 g

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