Problem: How many moles of solute are in 2.38 L of 0.18M Na2SO4? The molar mass of Na2SO4 is 142 g/mol. (a) 0.43 mol Na2SO4 (b) 0.076 mol Na2SO4 (c) 13.2 mol Na2SO4 (d) 61 mol Na2SO4

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How many moles of solute are in 2.38 L of 0.18M Na2SO4? The molar mass of Na2SO4 is 142 g/mol. 

(a) 0.43 mol Na2SO4 

(b) 0.076 mol Na2SO4 

(c) 13.2 mol Na2SO4 

(d) 61 mol Na2SO4

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Based on our data, we think this problem is relevant for Professor Keister's class at UB.