You need to prepare a solution of glycerol ( CH2OH-CHOH-CH2OH) in 100.0 g of water, so the concentration is 0.50 m.  How many grams of glycerol do you need?

Q: Given that the molar mass of NaOH is 40g/mol, how many grams of NaOH do you need to prepare 100mL of…

A: Step 1: The first step in answering this question is to figure out how many moles are in the…

Q: Calculate how much glucose (in g) you need to make 500 ml of a 5% glucose solution

A:

Q: How many grams of benzoic acid (C6H5COOH) are contained in a 75.0 mL solution at 0.340 M…

A: First determine the moles of benzoic acid in given solution.

Q: How many grams of lithium bromide (LiBr) must be added to 31.7 g of water to prepare a 21.3% (m/m)…

A: Mass Percentage is the simplest way of expressing the value of the concentration of an element…

Q: Q1: A solution of 100 mL of 1.17 % (WV) NaCI is prepared in a laboratory; calculate the NaCl…

A: Given: Volume of solution = 100mlConcentration of  NaCl= 1.17 % w/v

Q: What mass of salt (NaCl) should you add to 1.22 L of water in an ice cream maker to make a solution…

A: Given  Volume of water = 1.22 L  1 L = 1000 mL  Volume of water = 1220 mL  Density of water = 1 g/mL…

Q: how can you prepare 100 ml of 1% wlv sodium chloride solution as an isotonic solution?

A: Given Values: Concentration of the sodium chloride solution = 1% w/v Volume of the sodium chloride…

Q: What is the molarity of a 10.0 %(m/m) glucose (C6H12O6) solution if the density of the solution is…

A:

Q: If you wanted to prepare 3.00 liters of a 2.5% (w/w) aqueous solution of potassium chloride (KCl)…

A: Given : Mass % of KCl i.e % (w/w) of KCl = 2.5 % Density of solution = 1.00 g/mL And volume of…

Q: what is the molarity of a 5.5% m/v solution of glucose? What is the molarity of a 5.5% m/v solution…

A: Molarity is defined as the number of moles of solute present per liter of the solution.

Q: How much glucose, C6H12O6 (MM=180.18g/mol), in grams, to produce 75.5mL of a 0.500M C6H12O6…

A: The molar mass of glucose is 180.18 g/molTherefore,1 mol of glucose contains 180.18 g of glucose

Q: How many grams of lithium fluoride (LiF) must be added to 93.2 g of water to prepare a 10.5% (m/m)…

A:

Q: 5. How many grams of CaCL2 (MM = 110 g/mol) should be dissolved in H20 to prepare a liter of 1.2M…

A: Molarity means moles of solute dissolved in a litre of solution.

Q: Ethylene glycol is the primary component in antifreeze. How many grams of ethylene glycol…

A: Molarity ( M ) is defined as " the number of moles of solute ( n ) present in one litre of solution.…

Q: What is the ho larity of う、 mo 900 mL solution with 94.c6 g

A:

Q: What is the concentration of a solution in mol/L if you dissolve 20g of H3PO4 (98 g/mol) in 50 mL of…

A:

Q: 3)Find the number of mg NazCO3 (FW = 106 g/mol) required to prepare 500 mL of 9.20 ppm Na solution.…

A: Calculate the mass of Na present in the desirable solution. Parts per million = Mass of solute…

Q: How will you prepare a 500 mL solution of 2.24 m oleic acid (C₁8H340₂) in hexane (density = 0.659…

A:

Q: How many kg of water must be added to 20.0g of NaOH to make a 0.30 m NaOH Solution? The molar mass…

A: Given: The mass of NaOH is 20.0 g. The molality of solution is 0.30 m. The molar mass of NaOH is…

Q: How can 1500.0 mL of 2.3 M aqueous H₂SO4 be made from concentrated sulfuric acid (18 M)?

A: The objective is to determine how the given amount of aqueous H2SO4 be made from the concentrated…

Q: w many grams of glycerine, C3H5(OH) (MM = 92 g/mol) is mixed with 36 g H₂O to make a solution where…

A: Mole can be defined as a standard unit for measuring large quantities of very small entities such as…

Q: You need to prepare a solution of glycerol ( CH2OH-CHOH-CH2OH) in 100.0 g of water, so the…

A:

Q: If you have 400.0  mL of a 25.2 %(w/w) HCl solution, determine the concentration of the solution in…

A: ppm = mass of solute present in part per million of solution  ppm = mass of solute × 10⁶/mass of…

Q: The accompanying diagram represents an aqueous solution of either MgCl2,KCl, or K2SO4. Which…

A: The diagram represents an aqueous solution of K2SO4.

Q: What is the molarity of a 11.7 m solution of methanol (CH3OH) in water? The density of the solution…

A: The molarity is defined as the number of moles of solute in one liter of the solution. The unit in…

Q: 47.5 mL of ethyl alcohol in 236.9 mL

A: The v/v % (volume by volume percentage) concentration of ethyl alcohol is 20.0 %

Q: our professor gives you 12.4 g of glucose and tells you to use this to make a 200 mL glucose…

A: Molarity is a representation of the concentration of any solution. It is defined as the number of…

Q: What is the concentration of a solution, when 1.4 moles of MgOH are dissolved in 1200 mL of H2O

A: The concentration is the amount of substance present in a unit volume of solvent .This can be molar…

Q: Assume that all solutions were prepared at 25℃, and the solutes were completely dissolved. What is…

A: Solution is made up of two components solute and solvent. The component which is present in major…

Q: You want to make a 410mM Na+ solution. You have 1.7mL of a 1.6M NaCl solution, what is the final…

A: Given, Note:  Initially solution of NaCl, Concentration of NaCl solution (M1) = 1.6 M  Volume of…

Q: One liter of a 1g/ml NaOH solution has more Na molecules than K molecules in one liter of a 1g/ml…

A:

Q: What is the freezing point of 2.47 m solution of Napthalene in Benzene? Kf= 5.12° C/ms The…

A: Solution is made up of two components which are solute and solvent. Solute is present in the minor…

Q: The osmotic pressure of a solution formed by dissolving 55.0 mg of aspirin (C9H8O4)(C9H8O4) in…

A: Since osmotic pressure is given by  Since the solute (aspirin) is non ionisable  hence the value of…

Q: What is the % concentration (m/v) of a solution prepared by dissolving 28.3 of NaOH in enough water…

A: Given, mass of NaOH = 28.3 g Volume of solution = 789 ml % (m/v) = ?

Q: How many grams of glycine (C2H5NO2) are present in 100.0 mL of 0.015 M glycine solution?

A:

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: How many milliliters of water should be added to 60 mL of a 2% w/v aqueous solution to prepare a 1%…

A: Given :-  initial concentration (%w/v) = 2%  Initial volume = 60 mL  Final concentration = 1%  To…

Q: What volume of water must be added to 600 mL of a 1.5 mol/L CaCl2 solution to make a solution with a…

A:

Q: How many grams of nickel(II) fluoride, NiF2 , are required to make a 8.78 %(w/v) aqueous solution in…

A: Given that : The volume of aqueous solution = 300 mL %w/v of nickel(II) fluoride = 8.78 %

Q: How many mL of 10.0 M NaOH are needed to prepare 375.0 mL of 0.50 M NaOH?

A: After dilution concentration is decreases

Q: A solution of Nickel sulfate (II) (MW: 154.75 g/mol) has a concentration of 500mM. Give the…

A: Answer: In this question we have to convert molar concentration of the NiSO4 solution into (w/v)% of…

Q: Calculate the grams of calcium acetate required to make 2.00 L of a 0.250 M solution. 316 g 19.8 g…

A:

Q: How many grams of ammonium chloride,NH4Cl , are required to make a 3.05 %(w/v) aqueous solution in a…

A: This is a simple question of preparation of solution (w/V).