How many grams of Na, CO, are present in 26.4 mL of a solution that is 38.0% Na, CO, by mass? The density of the solution is 1.12 g/mL. mass of Na,CO3:

Q: grams of CaCl2

A:

Q: 6. A student makes a solution that is 37.5% (by mass) perchloric acid in water. Determine the…

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

Q: A solution is prepared by combining 75 g of glucose (C6H12O6) with 200 g of H2O. The solution has a…

A: Given that,  Mass of glucose = 75g Density of glucose = 1.84g/ml Volume of glucose = 75/1.84 =…

Q: A solution is prepared by mixing 20.0 mL of methanol with enough water to produce 400. mL of a…

A: Given - - > Volume of methanol mixed = 20.0 mL Volume of the solution formed = 400.0mL Percent by…

Q: A Na2SO4 solution is prepared that is 1000.0 ppm (parts per million) sodium ion. a) What is the…

A: a) 1 ppm is equivalent to 1 mg/L Thus 1000 ppm is equivalent to 1000 mg/L. Determination of…

Q: If young children have an illness that causes diarrhea and vomiting, they can quickly become…

A: Mass/ Volume % is  basically percentage of solute per 100 ml of solution.  ppm is basically mg / L…

Q: A Vitamin C supplement powder is mixed into water at a concentration of 40000 IU per cup. What is…

A: Given: Concentration of Vitamin C supplement powder= 40000 IU/cup Concentration of Vitamin C in µg…

Q: What is the percent by volume of a solution of 2.80 g of acetone dissolved in 33.7 mL of solution?

A: Ratio of volume of the solute present in the solution to the volume of the solution multiply by 100…

Q: What is the percent-by-mass concentration of NaCl in a solution that is prepared by adding 15.0 g of…

A: Mass percentage is another method applied to depict concentration of given compound in known…

Q: 2.01g of NaBr dissolves in 10.0 mL aqueous solution for an overall mass of 11.33g. a. What is the…

A: Given that, Mass of NaBr dissolved in water m = 2.01 g Mass of NaBr solution = 11.33 g Volume of…

Q: An aqueous solution is1.983% by mass of sodium sulfite pentahydrate, Na2SO3∙5H2O. What is the…

A: Molarity is defined as the number of moles present in 1 liter of solution. It is given as: Molarity…

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: How many grams of a solution that is 5.2 % sucrose by mass are needed to obtan 18 g of sucrose

A: Percentage composition of the given solution of sucrose = 5.2 % by mass It means the in 100 g of the…

Q: A typical commercial grade aqueous phosphoric acid is 75% H3PO4 by mass and has a solution density…

A:

Q: How many grams of KNO3 is present in 125 g of solution that is 0.420 M KNO3? The density of the…

A:

Q: What is the mass % of ethylene glycol in a 1.89 M solution of ethylene glycol (MM = 62.07 g/mol) in…

A:

Q: What is the molarity of an aqueous solution prepared by adding 36.5g of barium chloride (208.23…

A: Number of moles of barium chloride in solution = given mass / molar mass = 36.5 g / 208.23 g/mol =…

Q: How many grams of a solution that is 5.2% sucrose by mass are needed to obtain 18 g of sucrose.

A: Solution stoichiometry involves the calculation of concentration of solutions in the given…

Q: ution is formed by dissolving 25.0 g of NaC is the mass of solution? 25.0 g 750.0g 775.0 g

A: Given, Mass of solute (NaCl) = 25.0 g Mass of solvent (H2O ) = 750 g Mass of solution = mass of…

Q: The density of water at 25 degree Celcius is at 0.9975 g/ml and the density of ethanol, C2H5OH, is…

A: Given that : Density of water = 0.9975 g/mL Density of ethanol = 0.786 g/mL Mass of ethanol = 17.6 g…

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: What mass of MgF2 is contained in 80.85 g of a 22.4% by mass solution of MgF2 in water?

A:

Q: What mass of KI is dissolved in 900.0 g of a solution that is 75.0% KI by mass?

A: Mass percent of a solution is given by:

Q: How many grams of solute are present in this solution? 21.5 mL of 7.8 M CH3COOH

A: Given:  Volume of solution = 21.5 ml = 0.0215 L  Molarity of solution, M = 7.8 M

Q: What volume of a 1.00 M stock solution of glucose must be used to make 500.0 mL of a 1.75*10-2 M…

A: The equation will be:

Q: The molarity of a solution containing 7.1 g of sodium sulfate in 100 mL of an aqueous solution is ?

A:

Q: Normal saline solution that is used to dissolve drugs for intravenous use is 0.92%(m/v) NaCl in…

A: Mass/volume percent %m/v is one of the concentration terms that indicates the volume of solute…

Q: How would you prepare 78.0 g of an aqueous solution that is 5.00% potassium iodide, Kl, by mass?

A:

Q: What is the molarity of a 12.0% by mass ammonium chloride aqueous solution? Density of the solution…

A: The molarity of a 12.0% by mass ammonium chloride aqueous solution is to be calculated

Q: An aqueous solution contains 6.00% NaBr, the density of the solution is 1,046g/cm^3. What is the…

A: 6 % by mass NaBr means 6 g of NaBr is present in 100 g of solutionMass of solute (NaBr) present =…

Q: What is the concentration in molarity of an aqueous solution which contains 33.61% by mass ethanol…

A: Molarity of any solution is the ratio of moles of solute to the volume of solution in litres.

Q: What is the mass % of acetone in a 1.77 M solution of acetone (MM = 58.08 g/mol) in water? The…

A: · moldrity=No.of molesvolume of solution·mass= No.of moles×molan mass·mass%=mass of solutetotal mass…

Q: A molecule of sucrose has a molecular weight of 342 Daltons. How many grams of sucrose would be…

A:

Q: What mass of calcium chloride dihydrate, CaCl2•2H2O is required to prepare 100.0 mL of a 0.212 M…

A: Molarity (M) :-  The number of moles of solute dissolved in one litre of solution is defined as…

Q: How many moles of potassium bicarbonate, KHCO3, are present in 75.0 mL of a 0.750 M potassium…

A: molarity is calculated by number of moles of solute dissolved in one liter of solution.…

Q: Calculate the normality of a solution that contains 4.5 g of (COOH)2 in3000 mL of solution?…

A: Normality = gram eq. of solute/volume of solution in litre               = (mass/equivalent…

Q: What is the molarity of a 10.5% by mass glucose (C6H12O6) solution? (The density of the solution is…

A: Molality (m) is defined as the number of moles of solute per kg of the solvent Let the mass of…

Q: What is the percent by mass of a solution of 25 g of KBr dissolved in 4.3 L of solution if the…

A: Mass by percent is equal to the ratio of mass of solute to the total mass of solution multiplied by…

Q: How many grams of copper sulfate would you need to make 9 L of a 2 M copper sulfate solution (m.w. =…

A: Molarity is defined as the moles of solute per litre of solution. Hence, 2M solution means we need 2…

Q: Percent by volume (% v/v) of a substance is a term that represents the concentration of the…

A: In this case, we can use the equation of dilution. That is, C1V1 = C2V2 Where, C1 = concentration of…

Q: The EPA (Environmental Protection Agency) currently limits the concentration of fluoride in drinking…

A: ppm means parts per milliion

Q: What is the percent by mass of NaCl in 1.60 M NaCl solution? Assume that the solution has a density…

A: The number of moles of NaCl (n) is calculated in 1 liter (or 1000 mL) of solution using equation (1)…

Q: How many moles of Mg(CIO2)2 are present in 90.0 mL of 0.010 M MgCl2 solution?

A: Molarity of the solution given by the formula = number of moles of the solute / Volume of the…

Q: A student is to prepare a 250.-mL solution of 1.0 M glucose (C6H12O6, 180.16 g/mol). a) How many…

A: Given: The volume of the solution is 250 mL. Molarity of glucose solution =1.0 M   Molarity can be…

Q: What volume of a solution of ethylene glycol, C2H6O2, that is 55.9% ethylene glycol by mass contains…

A:

Q: How many grams of CaCl, are there in 197 grams of an aqueous solution that is 10.2 % by weight…

A: Given Mass of aqueous solution = 197 g Percentage by weight of CaCl2 = 10.2%

Q: How would you prepare 69.5 g of an aqueous solution that is 5.00% potassium iodide, KI, by mass?…

A:

Q: What is the mass % of ethylene glycol in a 2.33 M solution of ethylene glycol (MM = 62.07 g/mol) in…

A: Given :-  Molar concentration if solution = 2.33 M  Molar mass of ethylene glycol = 62.07 g/mol…

Q: A. Concentration Units 1.Complete the following table for aqueoUs solutions of Aluminum nitrate.…

A: As per the policy, we are only allowed to answer only 1st question. To get the answer of other…

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

A: