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A solution was prepared by dissolving 38.0 g of KCl in 225 g of water. The composition of a solution can be expressed in several different ways. Four of the most common concentration units are defined as follows: Part A mass % mass of component total mass of solution x 100% moles of component mole fraction (X) = total moles of solution Calculate the mass percent of KCl in the solution Express your answer with the appropriate units. ► View Available Hint(s) molarity (M) moles of solute liters of solution moles of solute mass of solvent (kg) molality (m) HA ? Value Units Submit Part B Calculate the mole fraction of the tonic species KC in the solution Express the concentration numerically as a mole fraction in decimal form. ► View Available Hint(s) | ΑΣφ 2 X= Submit

Part C Calculate the molarity of KCl in the solution if the total volume of the solution is 239 mL. Express your answer with the appropriate units. View Available Hint(s) μΑ ? Value Units Submit Part D Calculate the molality of KCl in the solution. Express your answer with the appropriate units. View Available Hint(s) НА ? Value Units Submit