What is the percentage strength (v/v) if 225 g of a liquid having a specific gravity of 0.8 is added to enough water to make 1.5 liters of the solution?
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- When 0.5 mol of a certain ionic substance is dissolved in 1.0 kg of water, the freezing point of the resulting solution is -2.8 °C (270.35 K), How many ions does the substance give when it dissolves?What is the approximate concentration of the solution in mol\kg, if 1 mol of solute particles raises the boiling point of 1 kg of solvent by 3.63 °C (3.63 K)?The pOH of a basic solution is 3.75. What is [H⁺]?
- How many grams of calcium chloride (CaCl2; molecular weight = 111 g mole−1) would you dissolve in water to make a 0.111 M CaCl2 solution with 1 L final volume? gCalculate the percent by mass of a solution that is prepared by dissolving 385 grams ofpotassium iodide in 755 grams of water.A 510 mL IV bag contains a 25% dextrose solution. How much of the original solution must be replaced with a 65% dextrose solution to increase the original concentration to 35%?
- Calculate the mass of a liquid with a density of 3.2 g/mL and a volume of 25 mL950 mL of 1X CuSO₄ * 5H₂O solution from 25X CuSO₄ * 5H₂O solutionHow many grams of NaOH would you need to make 7,252 mL of a 230 mM NaOH solution (m.w. = 40.00 g/mol)? Do not include units in your answer; report your answer in the requested units.