Calculate the % of fluorine in CaF2 [Ca = 40, F = 19]
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Explanation:
CaF2 : 40 + (19x2)
40 + 38
78g
Fluorine: 19x2
38
therefore, in 78g of CaF2 = 100%
1g of CaF2 = 100/78
38g of CaF2. = (100/78)x38
= 48.7179...
≈ 48.72%
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