120g of Copper Combine with Iodine to Form 36

question 107

Multiple Choice

12.0g of copper combine with iodine to form 36.0g of copper(I) iodide.What is the percent by mass of iodine in copper(I) iodide?

• A)12.0%
• B)33.3%
• C)24.0%
• D)66.7%

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