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Sugar is easily soluble in water and has a molar mass of 342.30 g/mol. What is...
The nonvolatile, nonelectrolyte sucrose, C12H22011 (342.30 g/mol), is soluble in water H20. Calculate the osmotic pressure generated when 12.4 grams of sucrose are dissolved in 201 ml of a water solution at 298 K. The molarity of the solution is M. The osmotic pressure of the solution is atmospheres.
The nonvolatile, nonelectrolyte sucrose, C12H22O11 (342.30 g/mol), is soluble in water H2O. Calculate the osmotic pressure generated when 11.6 grams of sucrose are dissolved in 156 ml of a water solution at 298 K. The molarity of the solution is _____ M. The osmotic pressure of the solution is ______ atmospheres.
How many molecules of sucrose (C12H22O11, molar mass = 342.30 g/mol) are contained in 14.3 mL of 0.140 M sucrose solution?
You need to prepare a 2.10 M solution of sodium hydroxide (molar mass of sodium hydroxide= 40.00 g/mol), but you only have 10 mL graduated cylinder and a 25 mL beaker. Complete the following sentences regarding the concentration of the prepared solution. 1. In order to prepare 10.0 mL (0.0100 L) solution of 2.10 M sodium hydroxide, a mass of ?? would be required. 2. When the solute and a total of 10.0 mL of water are both added into...
7. What is the mole fraction of urea, CH4N2O, in an aqueous solution that is 46% urea by mass? 8. What volume of a 0.850 M solution of CaCl2 contains 1.28 g of solute? 9. The volume of a 27.0% (by mass) solution is 162.9 mL. The density of the solution is 1.128 g/mL. What is the mass of solute in this solution? 10. Concentrated sodium hydroxide is 19.4 M and has a density of 1.54 g/mL. What is the...
Question 4 Status: Not yet answered | Points possible: 1.00 Glucose (molar mass 180.16 g/mol) is a simple, soluble sugar. Glucose solutions are used to treat patients with low blood sugar. Suppose you prepare a glucose solution using the described procedure. Step 1: Dissolve 294.4 g of glucose in enough water to make 500.0 mL of solution. Step 2: Transfer 18.6 mL of the solution to a new flask and add enough water to make 250.0 mL of dilute solution....
Explain how 350. mL of 0.650 molar calcium acetate can be prepared from solid magensium acetate? How would you prepare 1.75 liters of 0.750 molar sodium hydroxide if the course of sodium hydroxide was 3.5 liter bottle of 2.55 M sodium hydroxide? Calculate the maximum mass of sodium phosphate that can be recovered from 225 mL of 0.85 M aqueous sodium phosphate? Calculate the maximum volume of 1.25 M NaOH that can be neutralized by 4.00 liters of: 0.75 M...
Exercises (Mass Percent) 1. 3.0 grams of sugar are dissolved in 150 g of water What is the mass percent of sugar in the solution? 2. A 200-gram solution of alcohol contains 180 mL of water. What is the mass percent of alcohol? (Remember water's density.) 3. How many grams of NaBr are needed to make 50 g of a 5.0% solution? 4. How many grams of LiOH are needed to make 25 g of a 4.0% solution? 5. What...
Solute KMnO4 Soluble/Not Soluble in Water (A.1) Cyclohexane (A.2) Identify the Solute as Polar or Nonpolar (A.3) Sucrose Vegetable oil NaCl is soluble in water, but I, is not. Explain. State the general solubility rule concerning the polarities of a solute and solvent. Calculations B.4 Solubility is expressed as the number of grams of solute in 100 mL of water. Because you used a sample of 5.0 mL of water, the mass of the solute you measured out and the...
A 100.0 mL aqueous sodium chloride solution is 13.9 % NaCl by mass and has a density of 1.12 g mL−1. What mass of solute would you add to make the boiling point of the solution 104.8 ∘C ? (Use i = 1.8 for NaCl)