Find the molarity of aspirin (molar mass 180.157 g/mol) in a water solution that is 4.18 g/L by mass in aspirin.

Q: How many grams of NaCl are needed to prepare 13.2 mL of a 0.58 M NaCI (aq) solution?

A: We have to calculate the mass of NaCl needed to prepare the given quantity of solution.

Q: A 120 −mL sample of a 1.5 M sucrose solution is diluted to 450 mL . what is the molarity of the…

A: We have to predict the Molarity of new solution. Concept: we know that during the dilution the moles…

Q: What mass of NaCl is present in 125.0 mL of a 0.100 M NaCl solution?

A: Volume of solution in L = 125/1000 = 0.125 L Since molarity = moles of solute / volume of solution…

Q: What mass of sodium chloride is required to prepare 100.0 mL of a 0.217 M NaCl solution?

A:

Q: À 0.690 m aqueous solution of KBr has a total mass of 64.0 g. What masses of solute and solvent are…

A: What masses of solute and solvent are present in 0.690m aqueous solution

Q: How many grams of Na, CO, are present in 26.4 mL of a solution that is 38.0% Na, CO, by mass? The…

A: Given: Density of solution = 1.12 g/mL. Volume of solution = 26.4 mL. And mass percent of Na2CO3 =…

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

A: Molarity of a solution is defined as the number of moles of solute present in one litre of solution.…

Q: Commercial grade HCl solutions are typically 39.0% (by mass) HCl in water. Determine the molarity of…

A: The 39.0% by mass refers to ( mass/mass)%.  That is 39 gram of HCl present in 100 gram of solution.…

Q: 4. Percent by Mass/Volume Concentration A 50 ml of 12% by mass per volume solution was used in an…

A: Given, Volume of solution = 50 ml Mass per volume percentage = 12%

Q: The solute particles will settle out because solutions are homogeneous mixtures. * O True O False

A: the solute particle will settle out because solution are homogenous mixture

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: A solution is created by dissolving 12.0 grams of ammonium chloride in enough water to make 265 mL…

A: The number of moles (n) of ammonium chloride is calculated by the expression given below in which m…

Q: What is the percent by volume of ethanol in a solution that contains35 mL of ethanol dissolved in…

A: Given that:                      Volume of ethanol = 35 mL                          Volume of water…

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 7.50% potassium chloride solution is prepared by dissolving enough of the salt to give 100.0 g of…

A: The percentage by mass of the solution means the mass of the solute present per 100g of the…

Q: What is the Molarity of a solution that contains 0.356 mol NaCl in 523 mL of solution?

A: The molarity of a solution is calculated as,

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: What is the molarity of a solution that contains 6.0 moles of a solute in 750 mL of solution?

A: Number of moles of solute present in 1 liter of solution is known as molarity of the solution.

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: How is a supersaturated solution typically made? • by heating a solution to dissolve more solute,…

A:

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: Consider a solution prepared by adding 25.0 g NaCl to 125.0 g of water. a. What is the percent by…

A: Mass percentage describes the concentration of solute dissolved in a solvent. It is represented as…

Q: Determine the solution volume in mL needed to make a 1.00 M aqueous solution when 4.82 g of CaCl2…

A: Given- Amount of CaCl2=4.82g The molar mass of CaCl2=110.98 g/mol (we know) We have to calculate…

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

A:

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: 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: 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: How many grams of Na, CO, are present in 17.9 ml. of a solution that is 26.0% Na,CO, by mass? The…

A: Given, Volume of solution = 17.9 mL Density of solution = 1.13 g/mL Mass of solution = density of…

Q: 3. What is the mass percent of an aqueous solution prepared by dissolving 12.0 g of solute into 40.0…

A: SOL (3) Given : Mass of solute=12.0 g Mass of solvent( water) =40.0 g To calculate the mass percent.…

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

A:

Q: If concentrated HCl contains 439 g of HCl per 1 liter, what is the molarity?

A: Number of moles of HCl is calculated as, Number of moles = MassMolar mass…

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

A:

Q: What is a solution? What are the solute and solvent?

A: A solution: the mixture of the solute and solvent is called as a solution. Example of solution is…

Q: 250. mL of water is added to 150. mL of a 2.32 M aqueous solution of glucose. The solution is then…

A: Given information: Volume of water = 250 mL Volume of glucose = 150 mL Concentration of glucose =…

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: What mass of an aqueous 22.5% sodium chloride solution contains 87.5 g of water? 132 g 58.0 g 42.8 g…

A:

Q: What mass of an aqueous 33.7% sodium chloride solution contains 88.1 g of water?

A: Given Mass of water mass ℅ of sodium Chloride = 33.7 ℅

Q: You have a freshly prepared 0.1 M solution of glucose in water. Each liter of this solution contains…

A: Given :-  Molar concentration of glucose solution = 0.1 M  To calculate :  Number of glucose…

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

A:

Q: A solution of heparin sodium, an anticoagulant for blood, contains 1.8 g of heparin sodium dissolved…

A: Mass/volume percent concentration is one of the quantity used to express concentration. Formula for…

Q: What is the mass of solute in 10% NaOH solution?  a.50g b.10g c.90g d.100g

A: Given %m/v of NaOH solution = 10%

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

A: Molarity is defined as the number of moles per liter of the solution. Molarity=Number of…

Q: Determine the molarity of a solution prepared by dissolving 23.9 g of potassium dichromate in 196 mL…

A: The concentration of any solution can be given by its molarity, molality and normality. The molarity…

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: 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…