3. If a researcher starts with 3.00 mL of a 4.50 mg/mL protein solution and adds 10.0 mL of water, what is the amount (mg) of protein in the diluted solution?

Q: What is the mass of a solution if 25.0 ml of NaOH was added to a 35.0 ml of water? Assume a density…

A: The density of a solution is the ratio of its mass to volume. It is labelled in equation (1) in…

Q: 1) What mass of NaOH (in grams) do you need to make 250.0 mL of a 1.50 M NaOH

A: The molarity of the solution is given by the equation, molarity=moles of solutevolume of solutionL…

Q: You make 1,000 L of an aqueous solution that contains 35.0 g of sucrose. What is the molarity of…

A: Molarity is the described as the number of moles present in 1 L solution. Molarity is expressed in…

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

A: The number of moles for a given chemical species refers to the ratio of mass of the species to that…

Q: In the laboratory, a student dilutes 26.7 mL of a 7.32 M hydrochloric acid solution to a total…

A: Initial Molarity, M1 = 7.32 M Initial volume, V1 = 26.7 mL Final Molarity, M2 = unknown Final…

Q: 2. A solution of KCI is saturated at 50°C. (a) How many grams of solute are dissolved in 100 g of…

A: Answer:- This question is answered by using the given solubility table at different temperatures.…

Q: In the laboratory, a student dilutes 29.3 mL of a 6.04 M hydroiodic acid solution to a total volume…

A: In the dilution process, the relationship between initial and final concentrations and volumes of…

Q: n the laboratory, a student dilutes 19.3 mL of a 9.21 M hydrobromic acid solution to a total volume…

A:

Q: In the laboratory, you dissolve 19.9 g of cobalt(II) chloride in a volumetric flask and add water to…

A: Given, amount of cobalt(II) chloride w = 19.9 g volume of solution V = 125 mL = 0.125 L we are asked…

Q: A 10.00 mL sample of a test solution is diluted in an environmental laboratory to a final volume of…

A: The volume of the sample= 10.00 mL The concentration of the sample= c g/L The volume of the diluted…

Q: a chemist wants to make 5.5l of a 0.300 M CaCl2 solution. What mass of CaCl2 (in g)  should the…

A: Given: Volume of solution = 5.5 L And concentration of CaCl2 = 0.300 M

Q: In the laboratory, a student dilutes 12.8 mL of a 9.35 M perchloric acid solution to a total volume…

A: In the dilution process, the relationship between initial and final concentrations and volumes of…

Q: 3. The solubility of pixie dust in water is 35 g/L. If you add 100 grams of pixie dust to 3 liters…

A:

Q: In the laboratory you dilute 3.30 mL of a concentrated 3.00 M perchloric acid solution to a total…

A: Given :-  Initial concentration of solution = 3.00 M  Initial volume = 3.30 mL  Final volume = 175…

Q: 'm trying to calculate the amount of sucrose in Cola. volume=50mL mass = 54.2060 g Density=…

A: Number of moles of sucrose is equal to the mass of sucrose divided by molar mass of sucrose.

Q: If 22.6 grams of an aqueous solution of zinc chloride, ZnCl,, contains 5.33 grams of zinc chloride,…

A:

Q: In the laboratory, a student dilutes 25.6 mL of a 8.86 M perchloric acid solution to a total volume…

A: Given: final volume of solution(V2)=250 ml initial volume(V1 )=25.6 ml initial concenteration(M1) =…

Q: 1071 g of glucose is dissolved in a solution with 0.43 M concentration. What is the volume is the…

A:

Q: Which of these will NOT dissolve in water?    a.table salt b.sugar c.vinegar d.bacon fat

A: Given options are : a.table salt b.sugar c.vinegar d.bacon fat Which of these…

Q: What is the molarity of a solution

A: Molarity is the ratio of number of moles of solute to the volume of solution (in L)  Number of moles…

Q: In the laboratory you dilute 4.49 mL of a concentrated 6.00 M nitric acid solution to a total volume…

A: Given, Volume of nitric acid = 4.49mL Molarity of nitric acid = 6.00 M

Q: A cola drink contains 10.6 g of sucrose per 100 mL. (i) Calculate the molarity of the sucrose…

A: Given : Mass of sucrose i.e C12H22O11 = 10.6 g And volume of solution = 100 mL = 0.100 L…

Q: A chemist needs 13.81 mL of 1.458 M NaCl. What volume in mL of 3.767 M NaCl must be diluted in water…

A: Moles before dilution and after dilution ae same as per mole concept.

Q: A 0.056 mol/L Na2CrO4 solution contains 9.100 g NaCrO4- What is the volume of the solution

A:

Q: The molecular weight of vincristine, a pharmaceutical drug, is 923.04 g/mol. It is supplied in a 1…

A: Volume of culture cells = 12 mL Final concentration of vincristine = 7 nM Volume of Vincristine to…

Q: For convenience, one form of sodium hydroxide that is sold commercially is the saturated solution.…

A: Concentration of the stock solution of sodium hydroxide saturated solution is given as 19.4 M.…

Q: What volume of 1.24 M KMnO4, in liters, contains 422 g of solute? Volume %3D

A: In order to find the volume of the solvent required we first write down the given data: Molarity=…

Q: You want to clean your whole bathtub (280 L) with vinegar but you can't afford 280 bottles of…

A: We are using here 100 mL of vinegar in 280 mL of bathtub then we can calculate the volume…

Q: To what volume (in mL) would you need to dilute 40.0 mL of a 1.25 M solution of NaCl to make a…

A: According to the law of dilution, the following relation is obtained: C1V1 = C2V2…

Q: Consider 100.0 ml of a 1.00 M solution of sodium chloride in a beaker. After several days have…

A: Given: Initial volume of sodium chloride solution = 100.0 mL Initial molarity of sodium chloride…

Q: What is the molarity of a 15mol NaOH solution with a total volume of 123 mL?

A:

Q: Sea water contains 3.5% NaCl, by mass. (a) If the density of seawater is 1.02 g/mL, how many grams…

A:

Q: what is the mass % of each component in the mixture?

A: Given :- mass of sugar = 2.00 g                mass of salt = 3.00 g               mass of solution…

Q: A 15.00 % by mass solution of lactose (C12H22O11, 342.30 g/mol) in water has a density of 1.0602…

A:

Q: In the laboratory you dissolve 14.1 g of chromium(III) nitrate in a volumetric flask and add water…

A:

Q: What is the morality of a solution that contains 3.0 g KNO3 in 0.625 L of solution?

A: Molarity (M) of a solution is defined as the number of moles of solute dissolved per volume of the…

Q: In the laboratory you dissolve 15.8 g of nickel(II) bromide in a volumetric flask and add water to a…

A: Answer:- This question is answered by using the simple concept of calculation of molarity of the…

Q: The label on a bottle of “organic” liquid fertlizer concentrate states that it contains 7.40 grams…

A:

Q: A solution 15%(m/m) Na3PO4. What volume of the solution do you need to get 7.5 g of Na3PO4?

A: The mass percent of a solute in a solution = (mass of solute/mass of solution) x 100 The mass of the…

Q: In the laboratory you dilute 2.50 mL of a concentrated 12.0 M hydroiodic acid solution to a total…

A: According to volumetric principle M1 = Molarity of HI before dilution = 12.0 M V1 = Volume of HI…

Q: What is the molarity of a solution containing 36.3 g of NaOH in 1.40 L? The molar mass of NaOH is…

A: The mass of the NaOH given = 36.3 g The volume of the solution = 1.40 L The molar mass of NaOH =…

Q: In the laboratory, a student dilutes 23.8 mL of a 8.98 M hydrochloric acid solution to a total…

A: We have given that  a student dilutes 23.8mL of a 8.98M hydrochloric acid solution to total volume…

Q: The mass of solute per 100 mL of solution is abbreviated as (m/v). Mass is not technically the same…

A: % (w/v) = (100 x Mass of solute in g)/Volume of solution in mL

Q: A 25.0 mL sample of a 30.0%(w/w) HF solution has a density of 1.101 g/mL. The sample is diluted to a…

A: 1) Calculate the mass of HF in 25.0 mL solution 30.0w/w %  solution. (w/w)% indicates the mass of…

Q: In the laboratory you dilute 2.53 mL of a concentrated 12.0 M hydrochloric acid solution to a total…

A:

Q: A diluted solution of sulfuric acis , H2SO4, has a density of 1.523 g/mL. The solution contains 50.0…

A:

Q: You have 6.79 mL of  a 0.415 M aqueous solution of Sodium Bicarbonate (NaHCO3). You add all of this…

A:

Q: 2.) a.) A medical lab technician was tasked with making a saline solution for a patient. The…

A:

Q: Assuming the concentration of a solution is 0.457 M, what volume of this solution contains 101.2 g…

A:

Q: In the laboratory you dilute 5.20 mL of a concentrated 6.00 M hydroiodic acid solution to a total…

A: The Concentration of the dilute solution can be calculated as,  M1V1 = M2V2 where, M1 = Initial…