a student prepared a solution by adding 16.75 ml of ethanol (C2H5OH) to obtain a final solution of 121.01 What is the volume percent of the ethanol solution?

Q: An aqueous solution contains 38.6 g CuCl2 per 755 mL of solution. What is the molarity of the…

A: Concentration in terms of molarity is defined as the moles of solute present per liter of the…

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 of a particular type of sugar (molar mass = 342 g/mol) was prepared by dissolving 72.5 g…

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Q: 45.0 g of Ca(NO3)2 was used to create a 1.3 M solution. What is the volume of the solution?

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Q: An aqueous solution is 3.50% by mass HCl, and has a density of 1.02g/mL. What is the molarity of HCl…

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Q: A student placed 11.0 g of glucose (C6H12O6) in a volumetric flask, added enough water to dissolve…

A: Molatity (M) is defined as the number of moles of solute per volume of the solution in litre, i.e.…

Q: How many grams of NaCl are needed to prepare 15.2 mL of a 0.56 M NaCI (aq) solution?

A: Given :  Volume of solution = 15.2 ml  Molarity = 0.56 M  Molar mass of NaCl = 58.5 gm/mole

Q: 200 mL of a 6 M NaCl solution is diluted to 500 mL, what is the molarity of the resulting solution?

A: Molarity: It can be defined as by sating the number of moles of the solute dissolved per liter of…

Q: 701 grams of calcium chloride (CaCl2) is dissolved in 1225 mL. What is the molarity of the resulting…

A: Mass of CaCl2 = 701 g Volume = 1225 mL = 1.225 L Molarity of solution = ?

Q: The density of an aqueous solution containing 15.0 percent ethanol (C2H5OH) by mass is 0.974 g/mL.…

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

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Q: Commercial concentrated aqueous ammonia is 28% NH3 by mass and has a density of 0.90 g/mL. What is…

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Q: A 0.119 M MgCO3 solution is made from 6.09 g of solute? What is the volume of the solution?

A: Given that,Mass of magnesium carbonate =6.09gMolar mass of magnesium carbonate=84.3139g/mole

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

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

A: mass percent formula is used to determine the strength of solution using mass of solute and solvent.…

Q: A solution that is 7.56% by mass NaNO3 (molar mass=85.0 g/mole) in water (molar mass=18.0 g/mole)…

A: Given : Let us assume the given mass percentage as the mass of NaNO3. The mass of sodium nitrate is…

Q: If 1.0 mL of 6.0 M HCl is added to 499 mL of water to give exactly a 500 mL solution, what is the…

A: For a certain dilution process, the final concentration of the diluted solution can be determined…

Q: A solution contains 1.5 g sodium chloride in 100.0 g water. What is the percentage by mass of NaCl…

A: Mass of solute (NaCl) = 1.5 g Mass of solvent (water) =100g (100 mL) Mass of solution=1.5+100=101.5g

Q: How many grams of NaCl are needed to prepare 7.9 mL of a 0.75 M NaCI (aq) solution?

A: Solution of Nacl volume of 7.9 ml Molarity of Nacl solution = 0.75 M We have calculate the how many…

Q: How many grams of solute are present in 885 mL of 0.120 M KBr

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Q: What mass of a 4.00% NaOH solution by mass contains 25.0 g of NaOH

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Q: A student prepares a solution of potassium chloride by dissolving 90.6 g of KCI into enough water to…

A: Given data,     Mass of KCl =90.6 g  Volume of solution =1 L Molar mass of KCl = (39 + 35.5)g/mol =…

Q: What mass of a 1.1 %NAOH solution by mass contains 32.4 g of NaOH?

A: A numerical problem based on mole concept, which is to be accomplished.

Q: One brand of laundry bleach is an aqueous solution containing 4.55% sodium hypochlorite (NaOCl) by…

A: % of Sodium Hypochlorite (NaOCl) = 4.55 % Density = 1.02 g/ml Assuming the mass of solution = 1000 g…

Q: A mass of 48.1 g of a certain compound X (molar mass = 58.0 g/mol) is dissolved in water to make 251…

A: Since we know that molarity of solution is define as the number of mole of solute dissolve per liter…

Q: what mass of sodium hydroxide, NaOH, is required to prepare 250.0 g of solution that is 8.00% NaOH…

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Q: An aqueous solution of 2.91 M potassium bromide, KBr, has a density of 1.24 g/mL. The percent by…

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Q: A solution contains 65.1 g of sodium chloride dissolved in sufficient water to give a total mess of…

A: From given statement it is clear that the solute here is NaCl and the solvent is water. First the…

Q: How much Ethylene Glycol (C2H6O2) in grams is dissolved to create 251 mL of a 3.50 M solution?

A: The molarity is calculated by the formula: Molarity=MolesVolume of solution......(1)

Q: 2.56 g NaCl is used to prepare 125 mL of solution. What is molarity of this solution?

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Q: How many grams of solute are present in 935 mL935 mL of 0.700 M KBr?

A: Given values are, Volume of solution = 935mL =0.935L Molarity=0.700 M =0.700 mol/L Molar mass of KBr…

Q: How many milliliters of water should a chemist addif they want to prepare an 0.200 M aqueous…

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Q: The mass percent of NaNO3 in a solution is 17 %. What is the mass of NaNO3 in 125g of this solution?

A: Given: Mass percentage of NaNO3 = 17% Mass of the solution = 125 g

Q: 25.0 mL of a 6.0 M HCI solution is diluted with water until the final volume is 400.0 mL. What is…

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Q: What mass of a 21.4 %NAOH solution by mass contains 23.9 g of NaOH?

A: Given: The percentage of NaOH (sodium hydroxide) solution = 21.4%. The mass of NaOH (sodium…

Q: When 36.5g of NaCl(s) is added to enough water to make 550.0 ml of solution, what is the molarity of…

A: Given : mass of NaCl added = 36.5 g volume of solution = 550.0 mL = 0.550 L…

Q: A solution is made by dissolving 13.5 g of glucose 1C6H12O62 in 0.100 kg of water. What is the mass…

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Q: What mass of a 4.00% NaOH solution by mass contains 15.0 g of NaOH?

A: Given: Mass of NaOH = 15.0 g Mass % of NaOH = 4.00 %

Q: How many grams are required to create 350. mL of a 1.42 M NaCl solution?

A: I have find , what amount  NaCl added to make 350ml of solution.  Here use formula of Molarity.…

Q: How many grams of MgCl2 (MM= 95.211 g/mol) is needed to prepare 100.0 mL of a 1.61 m MgCl2 solution?…

A: The mass of MgCl2 needs to be dissolved= 0.1814×95.211 = 17.2758 g.

Q: A 183  mL sample of a 1.5 M sucrose solution is diluted to 550 mL  What is the molarity of the…

A: Given the volume of stock solution=183 mL =0.183 Mmolarity of stock solution =1.5 Mvolume of diluted…

Q: calculate the volume percent of the solute in 555 mL of ethyl alcohol in enough water to give 1375…

A: Volume percent is given by:  (Volume of solute ÷ Volume of solution) × 100% Here Ethyl alcohol is…

Q: Household hydrogen peroxide is an aqueous solution containing 3.0% hydrogen peroxide by mass. What…

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Q: How many mililiters of water should a chemist add if they want to prepare an 0.200 M aqueous…

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Q: A solution is prepared by dissolving 4.00 g of NaOH in 100.00 g of water. The volume of the…

A: Given information is as follows:            The mass of NaOH = 4 g The mass of water = 100 g The…

Q: What is the normality of 18.4 g of Be(OH)2 dissolved in enough water to make 250 mL of solution?

A: We have given that Mass of Be(OH)2 = 18.4g Volume of Solution = 250mL = 0.250L Molecular weight of…

Q: Wine is 12% by volume ethanol (C2H5OH). What is the molarity of the solution? The density of ethanol…

A: 12 %by Volume ethanol means 12mil of ethanolin 100ml of water solutions.∴Volume of ethanol =…

Q: An aqueuos solution contains 6.00% (by mass) NaBr (sodium bromide). The density of the solution is…

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