How many grams of NaOH would you need to make 3,243 mL of a 7 M NaOH solution (m.w. = 40.00 g/mol)? Report your answer in the requested units to the nearest 2 decimal places (Example "40.02"). Do not report the units in your answer; enter the numbers only. It is recommended that you do not round between calculation steps.

Q: How do you calculate the density of 0.9-M solution of HCl? The book gives the density of 1.0-M HCl…

A: Given: Molarity of HCl = 0.9 M Molecular weight of HCl = 36.46 g/mol

Q: Calculate the molarity of a solution prepared by dissolving 12.50 grams of NaNO3 in 250. mL of…

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Q: What is the percent by mass (%m/m) concentration of sodium bromide (NaBr) in a solution prepared by…

A: % m/m is defined as  % m/m = mass of solute X 100 / mass of solution  mass of solution = mass of H2O…

Q: The density of an aqueous solution containing 40.0% sulfuric acid (H2SO4) by mole is 1.681 g/mL. c)…

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Q: How many moles of ions per liter are there in a 26.00% by mass aqueous sodium chloride solution…

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Q: How many grams of sucrose are needed to make 815 mL815 mL of a 36.0% (w/v)36.0% (w/v) sucrose…

A: Given data: 815 mL of a 36.0% (w/v) sucrose solution   w/v % represents the weight or grams of…

Q: 189 mL of a 1.9 M solution of KBr is diluted to 668 mL. What is the new concentration of the…

A: Answer 8 :-  New concentration of solution = 0.537 M

Q: A student prepared a 0.12 M solution of NaOH with a volume of 66 mL. What was the original…

A: Concentration of original solution can be calculated using molarity equation :         M1V1 = M2 V2…

Q: How many moles of NaCl are in 4,656 mL of a 4.38 M solution? Report your answer with 3 decimal…

A: Molarity = Number of moles / Volume of solution in litre. 1 litre = 1000 mL

Q: If I make a solution by adding water to 35 mL of methanol (CH,OH) until the final volume of the…

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

A: Given, Volume of Solution = 625 mL  W/V % of Sucrose = 36.0% Mass of sucrose = ?

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

A:

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

A: Since 33 % (w/v) => that we have 33 g of sucrose in 100 mL solution as it is mentioned that mass…

Q: A sample of pure acetyl salicylic acid had a mass of 0.268 grams. It was dissolved in NaOH and…

A: Concentration of aspirin is expressed in term of molarity. Molarity is the number of moles of solute…

Q: What is the molarity of a solution prepared by dissolving 4.20 g NaF in enough water to make 0.400 L…

A: Molarity is defined as  Molarity = moles of solute / volume of solution in L  Since volume of…

Q: Calculate the molarity of the solution when 14 mL of solution contains 0.128 g of ammonium…

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Q: Determine the molarity of an AgNO3 aqueous solution that is 31.5% by mass given that its density is…

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Q: Find the milliliters of 0.250M KOH needed to neutralize 115.0 mL of 0.834 M H,PO,. Write and balance…

A: The balanced chemical equation for the neutralization reaction between KOH and H3PO4 is  3 KOH +…

Q: How many mL of concentrated hydrochloric acid (16.0 M) is required to prepare 251 ml of 6.00 N…

A: The question is based on the concept of solutions. we have been given a stock solution and we have…

Q: What volume, in milliliters, of 14.6 M HCl is required to make 68.3 mL of 3.16 M HCl? Type only the…

A: Given, Stock solution of HCl: Concentration of stock solution of HCl (M1) = 14.6 M Volume of Stock…

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

A: How many grams of sucrose are needed to make 855 mL of a 35.0% (w/v) sucrose solution? Required…

Q: How do you calculate the density of a 48.9ml solution of 1.2590M HCl? What about the density of a…

A: Calculate the number of moles of HCl: 1 mL = 0.001 L

Q: Enter your answer in the provided box. How many grams of solute are needed to make 870 mL of 6.46 x…

A: Given data: Volume = 870 mL Concentration of potassium sulfate = 6.46×10-2 M

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: A 800.0 mL aqueous solution of 93.0 mM CoCl2 is combined with 399.0 mL of aqueous 54.0 mM K3PO4. If…

A: Given, Note: 1 mM = 0.001 M Molarity of CoCl2 solution = 93.0 mM = 93.0 × 0.001 M = 0.093 M = 0.093…

Q: A scientist wants to make a solution of tribasic sodium phosphate, Na3PO4Na3PO4, for a laboratory…

A: Mass of Tribasic Sodium Phosphate required to produce 375 mL of a solution that has a concentration…

Q: A 10.00 mL sample of 2.00 M Na3PO4 solution is diluted to a total volume of 150.0 mL. A sample of…

A: Given: Concentration of Na3PO4 stock solution = 2.00 M. Volume of Na3PO4 stock solution used = 10.00…

Q: Calculate the molarity of the solution when 1005 mL of solution contains 0.037 g of barium acetate.…

A: Given: Mass of barium acetate=0.037 g Volume of the solution=1005 mL=1005/1000=1.005L…

Q: A sample of concentrated nitric acid has a density of 1.41 g/mL and contains 70.0%HNO, by mass. What…

A: Given: Density of concentrated nitric acid=1.41g/mol Mass percentage of nitric acid=70.0% Formula:…

Q: If 0.069 mol of salicylic acid was added to 62.92 mL of pentanol, what would be the concentration of…

A: given Moles of salicylic acid = 0.069  mol volume of pentanol = 62.92 ml MW of salicylic acid=…

Q: A 0.750 ? aqueous solution of KBr has a total mass of 81.0 g. What masses of solute and solvent are…

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Q: What volume of 0.172 M NaOH, in militers, contains 200g of NaOH? Volume mL

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Q: How many grams of sucrose are needed to make 925 mL of a 32.0% (w/v) sucrose solution?

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Q: A simple equation that can be used ONLY for dilutions is M1V1 = M2V2.  So if a concentrated solution…

A: Given,M1= 1.36 MM2 = 0.286 M V2 = 50.0 mL

Q: You then use the standardized NAOH (0.1736 M) to determine the unknown concentration of an acetic…

A: The equation for unknown values is given by, M1V1=M2V2 where M is the molarity and V is the volume.

Q: Express your answer with three significant digits. Do not include units! g/mol A sample solution has…

A: According to the question we have a sample of solution whose concentration is given which is, The…

Q: Consider a 0.95 M solution of NaCl (molar mass = 58.44 g/mol). How many moles of NaCl are in 163.5…

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Q: A 103.0 mL aqueous solution of 43.0 mM COCI2 is combined with 594.0 mL of aqueous 74.0 mM K3PO4. If…

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Q: What mass of KBr (in grams) should you use to make 250.0 mL of a 1.20 M solution of KBr? Express the…

A: We have to predict the mass of salt needed.

Q: How many grams of dextrose are needed to make 675 mL675 mL of a 26.0% (w/v)26.0% (w/v) dextrose…

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Q: How much solute is present in 1735 mL of 0.0735 M H2SO4? (Just write the numbers with 2 decimal…

A: Molarity is defined as number of moles of solute devided by volume of solution in liter.

Q: 1. Calculate the number of moles in these quantities: (a) 25.0 g KNO3 (b) 56 millimol NaOH (c) 5.4 x…

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Q: How many milliliters of 10.0 M HC1(aq) are needed to prepare 580.0 mL of 1.00 M HCI(aq)? % = ml

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Q: If you are going to dilute 125 mL of 1.50 M AgNO3 solution so that the final volume is 215 mL, what…

A: Given;

Q: If 0.235 g of KHP (MM = 204.22 g/mol) requires 16.78 mL of a NaOH (MM = 40.00 g/mol) solution to…

A: Given information: Mass of KHP = 0.235 g Volume of NaOH = 16.78 mL

Q: A scientist wants to make a solution of tribasic sodium phosphate, Na3PO4Na3PO4, for a laboratory…

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Q: Determine the mass (in gg) of each NaClNaCl solution that contains 1.3 gg of NaClNaCl. Express your…

A: Total mass of solution can be determined by help of Following formula -  Percentage mass/100 = mass…

Q: 25.0 mL of a 7.00 M HCl solution Express your answer with the appropriate units. HA ? Value Mass =…

A: Part A Volume of NaOH solution = 3.00L Molarity of NaOH solution = 4.00M Determine the moles of…

Q: 0.332 mL of 51.72 M of aqueous NaOH solution is diluted to a volume of 482.2 mL.  What is the…

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