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8.50g of potassium combines with 7.71g of chlorine to form potassium chloride. What is the percent...

8.50g of potassium combines with 7.71g of chlorine to form potassium chloride. What is the percent by mass of potassium in potassium chloride?

a.52.4%

b.64.8%

c.47.6%

d.60.7%

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