24 Jun alculate the molarity of a solution prepa
alculate the molarity of a solution prepared by dissolving 15.2 grams of calcium chloride CaCl₂ in water with a solution volume equal to 5.00 x 10² millimeters. 2. Calculate the freezing point of an aqueous solution prepared by dissolving 25.0 grams of sodium chloride NaCl in 5.00 x 10² grams of water. 3. How many milligrams of lead (II) nitrate Pb(NO₃)₂ are in 5.0 kilograms of water that has been contaminated with lead (II) nitrate at 12 ppb (parts per billion)? 4. What is the osmolarity of an aqueous aluminum chloride AlCl₃ solution if one dissolves 25.0 grams of aluminum chloride in 2.50 liters of water? 5. What is the concentration of a solution prepared by diluting 25.0 milliliters of a 12 molar HCl solution with water until the final volume is 2.50 x 10² milliliters?
1. Calculate the molarity of a solution prepared by dissolving 15.2 grams of calcium chloride CaCl₂ in water with a solution volume equal to 5.00 x 10² millimeters. 2. Calculate the freezing point of an aqueous solution prepared by dissolving 25.0 grams of sodium chloride NaCl in 5.00 x 10² grams of water. 3. How many milligrams of lead (II) nitrate Pb(NO₃)₂ are in 5.0 kilograms of water that has been contaminated with lead (II) nitrate at 12 ppb (parts per billion)? 4. What is the osmolarity of an aqueous aluminum chloride AlCl₃ solution if one dissolves 25.0 grams of aluminum chloride in 2.50 liters of water? 5. What is the concentration of a solution prepared by diluting 25.0 milliliters of a 12 molar HCl solution with water until the final volume is 2.50 x 10² milliliters?
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