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- Calculate the volume in liters of a /6.17gdL aluminum chloride solution that contains 81.0g of aluminum chloride AlCl3 . Round your answer to 3 significant digits.You have a stock NaCl solution of 8 g/L. You want to prepare 357 mL of a 5 mg/L NaCl solution. How many mL of the stock solution will you need? Give your answer with two digits after the decimalA chemist prepares a solution of sodium chloride NaCl by measuring out 6.51mol of sodium chloride into a 150.mL volumetric flask and filling the flask to the mark with water. Calculate the concentration of the chemist's sodium chloride solution. Round your answer to 3 significant digits.
- A chemist prepares a solution of sodium carbonate Na2CO3 by weighing out 147.g of sodium carbonate into a 500.mL volumetric flask and filling the flask to the mark with water. Calculate the concentration in g/mL of the chemist's sodium carbonate solution. Round your answer to 3 significant digits.You have a stock NaCI of 5 g/L. You want to prepare 259 mL of a 1 mg/L NaCI solution. How many mL of the stock solution will you need? Give your answer with two digits after the decimal.Calculate the volume in milliliters of a 3.6M sodium nitrate solution that contains 500.mmol of sodium nitrate NaNO3. Round your answer to 2 significant digits.
- You have a 16.0 M stock solution of Superstressin (something that little nervous dogs are known to drink every morning). You need to prepare 500. mL of 0.358 M solution of Superstressin. What volume of your stock solution do you need to use for this? In the box below enter the volume in milliliters (numeric value only) with a sufficient number of significant digits.Calculate the volume in liters of a ×2.2910−6/μmolL mercury(I) chloride solution that contains 800.mg of mercury(I) chloride Hg2Cl2 . Round your answer to 3 significant digits.A chemist must dilute 82.6mL of 51.0 mM aqueous potassium permanganate KMnO4 solution until the concentration falls to 24.0mM. He'll do this by adding distilled water to the solution until it reaches a certain final volume. Calculate this final volume, in liters. Be sure your answer has the correct number of significant digits.
- A chemist prepares a solution of sodium nitrate by measuring out 2.1 *10^2 of sodium nitrate into 450 ml a volumetric flask and filling the flask to the mark with water.Calculate the concentration in the chemist's sodium nitrate solution. Round your answer to significant digits.Hydrocortisone is used as an anti-inflammatory for localized pain. You need to prepare a 45 mg/mL solution of hydrocortisone for an injection via a dilution. You have 15 mL of a 175 mg/mL stock solution of hydrocortisone available. How many mL of the 45 mg/mL solution can you prepare? Note: Provide your answer using the correct number of significant figures and remember to include your units.Calculate the volume in mL of 7.0 M HNO3 needed to make 675 mL of 1.5 M HNO3. Report your answer with the correct number of significant figures. Enter only the number. There will be a penalty if you enter the units.