Q3: If you prepare a 100ml of 2% (w/v) of Na.CO, solution, what is the Normal concentration of Na,CO, in this solution?

Q: I want to make 500 mL of HCl solution with MHCl concentration = 0.1 moL/L from HCl solution which…

A: Given that -  Volume of HCl Solution = 500 mL  Concentration of this Solution = 0.1 mol/L = 0.1 M…

Q: What mass (in grams) of NH3 must be dissolved in 475g of methanol (mw: 32.04 g/mol) to make a 0.250…

A: According to the question, The mass of the solvent ( Methanol ) is given by = 475 g The molal…

Q: 7a) Calculate the number of grams of hydrogen peroxide contained in 25.0 mL of a 3.60 M solution.…

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Q: A solution is made by dissolving 25.0 g of sodium chloride, in 265 g of water. Calculate the…

A: As you have posted multiple questions, we will answer the first question for you. Kindly repost the…

Q: a.) Calculate the freezing point and boiling point of the solution when you add 1.00 kg of ethylene…

A: Given data:  Mass of ethylene glycol = 1.00 kg Mass of water = 4.450 kg K b = 0.512C°/m K f =…

Q: What is the concentration in molarity of an aqueous solution which contains 12.01% by mass…

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Q: What is the mole fraction of solute in a 3.77 m aqueous solution?

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Q: Concentration is the amount of solute dissolved in a certain amount of solution: Solution…

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Q: Module 2b: How much NaOH (in g) will * be needed to form a 1000L 100 ppm solution? 10 O 100 O 1000…

A: Given, Note: 1 ppm = 1 mg/L Concentration of the solution = 100 ppm = 100 mg/L Volume of the…

Q: What is the molarity of a solution made by adding 2.213 grams of KHP (MM=204.2 g/mol) to 50 mLs of…

A: Molarity=no of moles of solute x 1000volume of solution in mlno of moles of solute=given massmolar…

Q: What volume of ethylene glycol (C2H5 O2), a nonelectolyte, must be added to 18.0L water to produce…

A: Given that:        Volume of solvent (H2O) = 18.0 L         density of ethylene Glycol = 1.11g/cm3…

Q: 20. Concentrated ammonium hydroxide is 29.0%mass ammonium hydroxide. How much of the concentrated…

A: Given information: mass % of ammonium hydroxide in solution is 29.0%. mass % of ammonium hydroxide…

Q: What is the mass in grams of Na2CO3(s) (molar mass = 105.98 g/mol) that, when dissolved in 1.393E2…

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Q: %3D What mass of NAOCOCH3 is needed to make 20.0 mL of a 1.00 M solution? Molarity (M) = moles /…

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Q: calculate the composition - mass/mass%  of 46.8g Kcl per (6.00x10^2 ml solution (d=1.14g/ml) ___…

A: % mass/mass = 100 x Mass of solute/Mass of solution Mass solution = Volume x density Given that:…

Q: A solution of 49.0% H2SO4 by mass has a density of 1.39 g/cm3 at 293 K. A 25.0-cm3 sample of this…

A: In 100 gm of solution, 49 gm is H2SO4 . Volume of solution = Mass / Density…

Q: 3. Determine the mass of glucose, CcH12O6 (s), needed to produce a 0.150 m glucose solution in 50.0…

A: Given: The molality of the glucose, C6H12O6 solution, (m)=0.15 m. The molar mass of glucose,…

Q: a.) Calculate the freezing point and boiling point of the solution when you add 1.00 kg of ethylene…

A: The ratio of moles of solute to the mass of solvent in kg is known as molarity.

Q: You have a solution which is 43.9% by mass isopropyl alcohol (MM = 60.11 g/mol) in water. The…

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Q: Jumbled below are the steps to making a solution. Place the steps in the correct order (step 1 = 1,…

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