Question 15 How many moles of $K_2SO_4$ are in 86 g of $K_2SO_4$?
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The molar mass of K (potassium) is 39.10 g/mol. The molar mass of S (sulfur) is 32.07 g/mol. The molar mass of O (oxygen) is 16.00 g/mol. So, the molar mass of KSO4 is: (39.10 g/mol) + (32.07 g/mol) + 4(16.00 g/mol) = 174.26 g/mol. Show more…
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