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    A Sample of Pure Calcium Fluoride with a Mass of 15.0
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A Sample of Pure Calcium Fluoride with a Mass of 15.0

Question 126

Question 126

Multiple Choice

A sample of pure calcium fluoride with a mass of 15.0 g contains 7.70 g of calcium.How much calcium is contained in 45.0 g of calcium fluoride?


A) 2.56 g
B) 7.70 g
C) 15.0 g
D) 23.1 g

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