21. 325 grams of Copper (II) Chloride (CuCl,) are added to make a 1.25 L solution. 30 milliliters of this solution (the one above) is diluted t- make a 200 ml solution. What is the molarity of the new solution?

Q: 1L of 25mM SDS solution is prepared by adding ml of 10% SDS solution to ml of water.

A:

Q: An aqueous solution of 6.70 M ammonia, NH3, has a density of 0.950 g/mL. The percent by mass of NH3…

A: The mass percentage of a component in a solution can be defined as follows: Mass % of a…

Q: Calculate the molarity of a flask that contains 2.53 moles of potassium sulfate in 142 ml of…

A:

Q: The molarity of 25.0% by mass HCI solution is ? The density of HCI solution is 1.20 g/mL.

A: Molarity is defined as number of moles of solute present in one liter of solutions

Q: How many grams of solute are present in 635 mL635 mL of 0.440 M KBr?

A: The volume of the KBr solution is = 635 mL The molarity of the KBr solution is  = 0.440 M The mass…

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

A:

Q: volume

A: This question is related to molarity.

Q: How much water ( in mL) must be added to a 4.01 M sulfuric acid solution to obtain 193.1 mL of 2.00…

A:

Q: what volume (in mL) of a 2.66 M glucose solution contains 0.605 moles of glucose?

A:

Q: To what volume in milliliters will you have to dilute 34.9 mL of a 10.92 M HCl solution to make a…

A: Given data : Concentration of HCl (M1) = 10.92 M Volume (V1) = 34.9 mL Concentration of HCl (M2) =…

Q: Consider a solution prepared by adding 2.70 grams acetic acid to 122.8 grams of water :  a. what is…

A: Mass percentage of a component is calculated by dividing the mass of the component with the total…

Q: If 20.00 mL of HCl solution requires 20.20 mL of the standardized NaOH solution, what is the…

A: We will use Normality equation to solve this problem which is given as  N1V1 = N2V2 It can be derive…

Q: Calculate the molarity of a solution that contains 17.00 grams of NaCl in 766.00 mL of solution.

A: The number of moles of a species is calculated by expression (1), in which, n is the number of…

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: 4.42 mL of a dark blue solution with a dye concentration of 15.18 %m/v is diluted to a total volume…

A: Dilution of the solution: When we dilute a concentrated solution with pure water, the amount of…

Q: A 5.00% by mass dextrose solution contains how many grams of dextrose dissolved in 1.00 kg of water?

A: Mass percent :- The mass of solute in grams dissolved in 100 grams of solution is defined as mass…

Q: Copper (II) bromide is used as a wood preservative. What mass of CuBr2 is needed to prepare 609 mL…

A: Given :- molar concentration of CuBr2 solution = 1.32 M  Volume of solution = 609 mL  To calculate…

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: 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: A 0.9% (weight in grams/volume in mL) solution of sodium phosphate is made by adding _______ grams…

A: Given : % (m/v) of sodium phosphate i.e Na3PO4 = 0.9 % And volume of solution = 2000 mL

Q: How many milligrams per liter are equivalent to a 1.2% solution of a substance in water?

A: The answer is given below-

Q: What is the mass % of ethylene glycol in a 2.29 M solution of ethylene glycol (MM = 62.07 g/mol) in…

A: Since we know that mass of a solution is calculated as the mass of solute divided by the mass of…

Q: How many grams of sodium chloride (NaCl, 58.44 g/mol) are needed to make up 250. mL of a solution…

A: The molarity of a given solution is defined as the number of moles of the solute present in per…

Q: I have 345 mL of a 1.50 M NaCl solution. If I boil the water until the volume of the solution is 250…

A:

Q: An aqueous solution is 16.0% by mass potassium bromide, KBr, and has a density of 1.12 g/mL. The…

A: Molarity  can be calculated as follows

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

A: Mass = Volume x density Molarity of solute = Number pf mols of solute/Volume of solution (L) %Mass…

Q: How many grams of solute are present in 885 mL885 mL of 0.220 M KBr?

A: Molar mass of KBr = 119.002 g/mol.

Q: A Chemistry teacher needs to make 0.45 L of 0.2 M NaOH solution for a class experiment. What volume…

A:

Q: A stock solution is made by dissolving 105.8 g of barium nitrate in 570.5 mL of solution. a) What is…

A: Given that : The mass of barium nitrate (solute) = 105.8 g The volume of solution = 570.5 mL The…

Q: you have a 3.48M stock of solution of table salt. how much of this solution (mL) would you need to…

A: Initial concentration of stock solution, Minitial = 3.48 M Final concentration of solution, Mfinal=…

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

A:

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: 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: What volume  (in mL) of 2.85 M potassium sulfate solution would contain 30.8 g of solute? Enter…

A: Given - - > Mass of solute = 30.8 g Molarity of potassium sulfate solution = 2.85 M Molar mass of…

Q: A solution contains 2.29 moles NaCl dissolved in sufficient water to give a total volume solution of…

A: Molarity is a concentration term for a solution. The molarity of the given solution is defined as…

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

A: Concentration can be expressed in terms of molarity. It is defined as the number of moles of solute…

Q: If you have a sugar with a molecular weight of 309 g/mol, how many grams would you need to add to…

A: Number of moles of sugar is calculated as follows,

Q: How many milliliters of Conc. H2SO4, 94.0% (g/100g solution), density 1.831 g/cm³, are require to…

A: Molecular weight of H2SO4 is 98.08 g/mol.  Here, Volume of H2SO4 required is 1 L, and concentration…

Q: Commercial vinegar is essentially a solution of acetic acid in water. A bottle of vinegar has 3.78 g…

A:

Q: What is the molarity of a solution containing 13.7 moles of solute in 1242.8 mL of solution?

A: To express the concentration of a solution molarity is introduced  Molarity (M) is defined as…

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…

Q: The first solution contains 0.650 mol of NaOH in 1.70 L of solution. molarity: M The second solution…

A:

Q: A 160 mL sample of a 1.4 M sucrose solution is diluted to 400 mL. What is the molarity of the…

A: Relation between molarity, volume for reaction between two solutions-        M1V1=M2V2 Where,…

Q: if you have 849.0 grams of water and wish to make a 5.2 m solution of mercury oxide, HgO how many…

A: The mole of the solute dissolved in one kilogram of the solution is known as the molality of the…