Calculate the final concentration of each of the following: A 41.0  - mL sample of a 15 % (m/v)H2SO4 solution is added to water to give a final volume of 340 mL . Express your answer using two significant figures.

Q: A solution with a dnsity of 0.876 g/mL contains 5.0 grams of toluene and 225 grams of benzene.…

A: Applying formula of molarity M= n/Vl

Q: 1.The alcohol content of hard liquor is normally given in terms of the “proof,” which is defined as…

A:

Q: Calculate the final concentration in %(m/v)

A:

Q: What volume (mL) of a concentrated solution of sodium hydroxide (6.00 M) must be diluted to 200. mL…

A: On dilution number of moles remain same.

Q: My Question) Why this calculation is wrong? I think this calculation is same with question 1. Isn't…

A: The question is based on the concept of quantitative analysis. we have to calculate how much calcium…

Q: to reach the

A: To find the amount of chlorine added is given as,

Q: The alcohol content of hard liquor is normally given in terms of the “proof,” which is defined as…

A:

Q: A total of 31.3 ml of 0.15 N NaOH was required to reach a phenolphthalein endpoint in  titrating…

A: Equivalent of acetic acid in vinegar can be calculated from titration because vinegar consists of…

Q: At 60oC, NaNO3 has a solubility of 110 grams NaNO3 per 100 grams of water. How many grams of NaNO3…

A: 100 g of water dissolve = 110 g of NaNO3

Q: A lab technician is asked to prepare 100 ml of 5% working solution from a 25% stock sulfosalicylic…

A: If the technician wants to prepare a 5% solution out of the 25% solution, he should do it as : The…

Q: How many kg of water must be added to 20.0 g of NaOH to make a 0.30 m NaOH solution? The molar mass…

A: Given: The mass of NaOH (sodium hydroxide) is 20.0 g The molar mass of NaOH (sodium hydroxide) is…

Q: A chemist needs to make 3 standard solutions of 10ppm, 50ppm, and 75ppm to read the chloride…

A: A stock solution with 1000 ppm of chloride, which has to be diluted into 10 ppm, 50 ppm and 75 ppm.

Q: A 9.97 M solution of NaOH has a density of 1.33 g/cm3 at 20°C.  Assume you have 1.00 L of solution.…

A: 1. First calculate the mole of NaOH. NaOH moles=1.00L×9.97M=9.97mol Next the mass of NaOH, solution…

Q: How many milligrams of solute are there in 100 uL of a 50mM NaCl solution (MW 58.44 g/mole)? Show…

A: Mass of solute required to prepare 100 uL of a 50mM NaCl solution is given below

Q: Calculate the amount of solution (g or mL) that contains each of the following amounts of solute.…

A: In this question we have to calculate the amount of Solution in g or mL unit which is given in (m/m)…

Q: What is the %v/v of 10.0 mL of CH3OH (methanol) dissolved in water to a volume of 40.0 mL?

A: Given, Volume of CH3OH = 10 mL, Volume of…

Q: Calculate the amount of KNO3-N required to prepare 100 ppm solution in 250ml volumetric…

A: One gram in one liter is 1000 ppm.  1g in 1000 mL = 1000 ppm 0.001g in 1 L  = 1 ppm 1 ppm = 1 mg/L

Q: A 5.69 g of table salt (NaCl; molar mass = 58.44 g/mol) is dissolved and added with water up to 150…

A: w/v of a solution is defined as the grams of a solute in 100 mL of a solution. The number of moles…

Q: Calculate the final concentration of each of the following: 2.3 L of a 5.5 MM HCl solution is added…

A: During dilution, the number of moles in concentrated solution as well as in diluted solution remains…

Q: What is the pHpH when 5.3 gg of sodium acetate, NaC2H3O2NaC2H3O2, is dissolved in 150.0 mLmL of…

A: pH is used to determine the concentration of hydronium ion.

Q: . Calculate the mass required to prepare a 250 mL 3 M NaCl in water. Mass = M x MM x V  1000

A: Dear student, Since you have asked multiple questions, we will solve the first question for you. If…

Q: 4) NaOH was the titrant used to determine the percent acetic acid in vinegar. From the following…

A: (a)

Q: Calculate the grams or milliliters of solute needed to prepare the following solutions. (PART A)…

A: Given information: Mass percent of KCl solution = 3.0 % Mass of solution = 60 g Mass by volume…

Q: The alcohol content of hard liquor is normally given in terms of the “proof,” which is defined as…

A:

Q: 3.) In the assay of NaHCO3, 3.0g of the solid is dissolved in 25mL water. What is the normality? How…

A: Normality = No of gram equivalents / Volume of solution (L) = Molarity * n n = No of H+ or OH- ions…

Q: A solution contains a mixture of Na2CO3 and NaOH. Using phenolphthalein indicator 25 mL of mixture…

A:

Q: What would be the concentration in ppm of the final solution made by mixing 200. mg of ethanol into…

A: PPM stands for parts per million. It is the mass of solute  dissolved in solution and multiplying…

Q: 6)  100.01 mg Cu(NO3)2 is diluted to 100.00 mL with distilled water. Calculate the ppm of the…

A: GIVEN: Mass of Cu(NO3)2 is = 100.01 mg Volume of distilled water = 100.00 mL = 0.100 L Uncertainty…

Q: A real-life problem of permeability:  The 100-mile Leadville CO ultramarathon (elevations from…

A: Given, Ultramarathon at elevation = 9200-12,600 ft

Q: Express the concentration of a 0.0860 M aqueous solution of fluoride, F−,in mass percentage and in…

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Q: Prepare serial dilutions of 0.08M potassium chloride and 0.08M SLS from the stock solutions…

A: Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: Express the concentration of a 0.0160 M aqueous solution of fluoride, F−, in mass percentage and in…

A: The molarity of the fluoride ion is = 0.0160 M The density of the solution is = 1.00 g/mL The molar…

Q: Part C A 53.5 mL sample of an 9.0 % (m/v) KBr solution is diluted with water so that the final…

A: Part C Solution. 53.5 ml of  9 % M/V KBr solution is diluted with to give final volume 231 ml.…

Q: One half liter (500.0 mL) of 2.50 M HCl is mixed with 250.0 mL of 3.75 M HCl. Assuming the total…

A:

Q: If 4.3 grams of NaCl are dissolved in 125. mL of methanol (methanol has a density of 0.792 gram per…

A: Concentration is measurable quantity in many terms example in molarity, w/v %, w/w % , ppm etc.…

Q: Calculate the mass/volume percent composition, or % (m/V), of 2.50 × 102 mL of solution containing…

A: Given :-  Volume of solution = 2.50 × 102 mL  Mass of glucose = 18.0 g  To calculate :-  % (m/v) of…

Q: Give the mass of the solute and mass of the solvent for 210 gg of a solution that is 0.75 mm in…

A: The molality of a solution refers to the number of moles of solute present in 1 kg or 1000 g of the…

Q: 1. Calculate the mass-volume percent of a solution made by dissolving 22.0 g of CH3OH (methanol) in…

A: Given :  1.  Mass of methanol = 22.0 gm  Volume of solution= 100 ml  2.  Volume of methanol = 10 ml…

Q: Show all of your work, do not forget units and round all of your answers to two decimal places. 1.…

A: Hi, since you have posted multiple questions. We will answer the first two questions for you. Kindly…

Q: For each of the following solutions, calculate the specified value. Calculate the volume in…

A:

Q: Quesion 1 a Calculate the (m/v) % concentration when 25.3 g of NaCl dissolved in 1.5 L of…

A: Since we only answer up to 3 sub-parts, we will answer the first 3 only. Please resubmit the…

Q: You have a stock of 5.0 M NaCl. If you want to make 300.0 mL of .150 M NaCl, how many milliliters of…

A: M1= 5.0 M V1=300.0mL M2=0.150M V2=?

Q: A solution contains 11 ppb of toluene. This means that ___. 1 g of solution contains 11 ×…

A: Ppb is the concentration measurement and is named as parts per billion. It measures the…

Q: in

A: Molarity and parts per million (ppm) are the two ways to express concentration.  There is a…

Q: MULTIPLE CHOICE: Choose the letter of the best answer Please answer all questions correctly 1. The…

A: Question 1 Answer: B (Cerimetry) Explanation: 1. Use of KMnO4 solution which is standardized by…

Q: Number of equivalents in  2.00 M Ca^2+ 4.00 M Br^- 2.65 M PO_4^3-

A: Normality =No of equivalent weightsVolume in LNormality = M × nLet us consider the volume= 1LNo of…

Q: 1. What is the % volume of a 100.0 mL solution that contains 3.50 mL acetic acid? 2. Rubbing…

A: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and…

Q: Calculate the mass/volume percent, % (m/v), for the solute in each of the following solutions. ▼…

A: Given: For part A; The mass of solute (LiCl) = 4.80 g The volume of the solution = 51.5 mL For part…

Q: The allowable concentration of arsenic in drinking water is 0.05 mg of arsenic per liter of water.…

A: The formula to find concentration of solution = Weight of solute in grams/weight of solution in…