How many moles of KF are contained in 244 mL of 0.135 m KF solution? The density of the solution is 1.22 g/mL. A)4.31 × 10^-2 mol KF B)4.02 × 10^-2 mol KF C)3.29 × 10^-2 mol KF D)2.32 × 10^-2 mol KF E)1.67 × 10^-2 mol KF

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Quizplus · Accepted Answer

To find the moles of KF, use the formula: moles = molarity × volume (in liters). Convert 244 mL to liters (0.244 L) and multiply by the molarity (0.135 m) to get 0.135 × 0.244 = 0.03294 mol KF, which is approximately 4.02 × 10^-2 mol KF.

How Many Moles of KF Are Contained in 244 ML