What is the mass percent NaCl when 30.3 grams of sodium chloride are dissolved in 127.2 grams of water.

Q: Classify each molecule as polar or nonpolar.(a) BH3(b) CHCl3(c) C2H2(d) NH3

A: The given molecules has to classified as polar or nonpolar.

Q: What mass, in grams, is needed to make 125 mL of a 1.073 M solution from a solute whose molar mass…

A:

Q: A mass of 105 g KCl is dissolved in 650 grams H2O. What is the concentration of this solution…

A: Mass percentage = weight of solute Weight of solution ×100

Q: What is the molar concentration of a lidocaine solution prepared by diluting 15. mL of a 2.0 M…

A: Given -> Initial volume (V1)= 15 ml  Initial concentration= (M1)= 2.0 M Final volume= (V2)= 25 ml…

Q: A student prepares 2.0 liters of an aqueous solution of calcium carbonate (molar mass = 100.09…

A: The objective of this question is to calculate the molarity of a solution prepared by dissolving a…

Q: solution is prepared by dissolving 23.7 g of CaCl2 in 375 g of water. The density of the resulting…

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Q: A solution is made by mixing 46.2 g of alcohol into 100.0 mL of water (DH2O = 1.00 g/mL).  What is…

A: The objective of the question is to find the percentage of alcohol in the resulting solution when…

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: 2.5 g of NaOH were recovered after the 200 mL of a solution of NaOH completely evaporated.what was…

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Q: During dilution, water is added to dilute the solution, so that the volume of the diluted solution…

A: Applying fundamental of molarity M= (n/Vml)×1000

Q: 3.0 mL of an 11.65 M HCl solution is diluted until its molarity is 0.250 M. What is the volume of…

A: Given data contains, Initial volume is 3.0 mL. Initial molarity is 11.65 M. Final molarity is 0.250…

Q: What is the mass % of propylene glycol in a 2.77 M solution of propylene glycol (MM = 76.09 g/mol)…

A: Mass percent shows the mass of solute present during a given mass of solution.  Mass percent is…

Q: A solution is made by mixing 39.5 g of alcohol into 100.0 mL of water (DH2O = 1.00 g/mL).  What is…

A: Given: Mass of alcohol= 39.5 g The volume of water= 100.0 mL The density of water= 1.00 g/mL To…

Q: 5) How much water would you need to add to 10.0 ml of a 16.0 M solution in order to make a 0.050M…

A: Hello. Since multiple questions have been posted, the first question shall be only solved in this…

Q: If the density of NaCl solution is 1.02 g/ml, calculate the molarity of NaCl solution (neglecting…

A: Given,  Density of NaCl solution = 1.02 g/mL  Density of the water = 1.00 g/mL  Molarity of NaCl…

Q: A solution is prepared by dissolving 44.3 grams of Aspirin( C9H8O4)  in water to produce 2.13 g/ml…

A: Mass of aspirin (C9H8O4) = 44.3 grams  Density of solution = 2.13 g/ml  Number of moles of solute =…

Q: If I added 14.5 grams of NaNO3 to a final volume of 200.0 mL of water to make a solution of NaNO3,…

A: The molarity (M) of a solution is the number of moles of solute dissolved in one liter of solution.…

Q: A solution is made when 137 g of NaCl is dissolved in enough water to form 836 mL of solution.…

A: Given  mass of solute ( NaCl ) = 137 gram  Volume of solution      = 836 mL density       = 1.06…

Q: Calculate the mass (g) of solid potassium carbonate (K2CO3) needed to prepare 50 mL of a 1.0 M…

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Q: Determine the molarity of a solution made when 395.9 g of CaCl2 are dissolved in 5.48 liters of…

A: Since, Molarity is the number of moles of solute dissolve in one litre of the solution. Thus,

Q: 0.1 g CaCl2 is dissolved in water to make 100 ml solution. Calculate Normlaity and Molarity of the…

A:

Q: Suppose you dissolved 8.9 g of Na₂CO3 in 98.8 mL of water. What is the molarity of this solution?…

A: Molarity is defined as the ratio of the number of moles of the solute with the volume of solution in…

Q: A solution is created by dissolving 10.0 grams of ammonium chloride in enough water to make 205 mL…

A: Number of moles of a compound is related to its mass by the following relation: Number of moles of…

Q: If 22.2 mL of 18.0 M H2SO4 are used to make 800 mL of a diluted solution, ​what is the molarity of…

A:

Q: If 28.84 g of glucose ( C6H12O6  Molar mass = 180.18g/mol) is dissolved in 5.7 ml of solution what…

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

Q: How much solute (g) is required to prepare 850 mL of a 0.5 M solution of CuSO4 (MW = 159.61 g/mol)…

A: Molarity = moles ÷ volume

Q: Determine the mass of 22.2% NaNO3 solution (in g) needed to provide 0.686 moles of solute.

A: Moles of NaNO3 = 0.686 Concentration of solution = 22.2% Mass of solution to provide 0.686 moles of…

Q: solution is prepared by putting 7.3 g of potassium bromide, KBr, in a flask and adding water up to…

A: Molarity is defined as number of mole of solute divide by volume of solution in liter.      Molar…

Q: Consider a solution of glucose in water that is 5.25% by mass glucose. Calculate the indicated…

A: mass percent tell the strength of solution using the mass of solute and solvent.

Q: Calculate the molarity of an aqueous solution that is 15.6% by mass calcium chloride. You might need…

A:

Q: If 44.2 g of CaCl, is added to 482 g of water, calculate the mass percent of CaCl, in the solution.…

A: Given, mass of CaCl2 =44.2 grammass of water =482 gramwe are asked to calculate the mass percent of…

Q: What is the %-solution when 123 g Li2SO3 are dissolved in 450. mL of water?

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Q: What is the molarity of a solution in which 13.25 g of FeCl2 are dissolved in 96.31 mL solution?

A: We are having 13.25 g of Fecl2 taken in 96.31 ml of Solution. We have to calculate the Molarity of…

Q: An aspirin sample, 0.62 g, was turrares with 28 mL of 0.105 M NaOH solution. What is the percent…

A:

Q: The molarity of a solution prepared by dissolving 0.0731 moles Kl in 325 mL of solution

A: Given moles of KI (solute) = 0.0731 moles Volume of solution = 325 ml

Q: What is the molarity of the solution if 10.0 ml of 0.020 molar stock solution is diluted to 25.0 ml?

A: We are given molarity of solution and volume, we need to calculate molarity of this when it is…

Q: (Concentration Units) A 26.0% by mass aqueous solution of MgSO4 is prepared. The denstiy of the…

A: Find the solution below

Q: A solution is made by dissolving 5.4893 g of CUSO4 in sufficient water to form exactly 100.00 mL of…

A: Solute and solvents are the substances that make up the solution. The solute part is the one which…

Q: Suppose you need to prepare 125.5 mL of a 0.256 M aqueous solution of NaCl.  What mass, in grams,…

A: * Volume of solution = 125.5mL          But 1 mL = 10-3 L * Volume of solution = 125.5 × 10-3 L…

Q: What is the molarity of NH4Cl in a 158.9mL aqueous solution containing 11.3g of NH4Cl? What is the…

A: We have to calculate Molarity in Question 1, and the mass percentage of ZnCl2 in Question 2.

Q: A solution of sucrose and water contains 45.6% by mass sucrose. What mass, in grams, of sucrose is…

A: ℅ sucrose=45.6Total mass of solution=9.6 gmFind out mass of sucrose

Q: A solution is prepared by dissolving 15.7538 g of hemoglobin (64,458 g/mol) in enough water to make…

A: Molarity is equal to the number of moles of solute dissolved in per liter of solution. It is denoted…

Q: If 19.3 grams of an aqueous solution of ammonium nitrate, NH4NO3, contains 1.55 grams of ammonium…

A:

Q: A pharmacist makes an antibiotic ointment by mixing 0.875 g of bacitracin with 24.125 g of a base…

A: Given data,Mass of bacitracin=0.875gMass of base compound=24.125g