What initial volume of a 15% (m/v) mannose solution is needed to prepare 125 mL of a 3.0% (m/v) mannose solution?

Q: 15g of sugar was added to the 120g of 20% sugar solution, what is the percent concentration of the…

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Q: How would you safely prepare 500. ml of 1.00 M H2SO4 solution from a 12.4 M H2SO4 stock solution?

A: Given that, molarity of stock solution, M1 = 12.4 M  volume of H2SO4, V2 = 500. ml  molarity of…

Q: prepare 300 mL of 0.5 M MgSO4 from a stock solution of 2.0 M of MgSO4?

A: Given: C1=Concentration of stock solution=2.0 MC2=Final Concentration =0.5 MV2=Final volume=300 mL…

Q: Prepare 300 ml of 30%, 50%, 70%, 80% and 90% ethyl alcohol using formula: C1V1=C2V2     give the…

A: A. 30% EtOH solution : 30% EtOH solution means 30 mL EtOH and 70 mL water for 100 mL solution.  So,…

Q: A liniment contains 15 % (v/v) of methyl salicylate. How many mL of the liniment can be made from 1…

A: The concentration of methyl salicylate in liniment is = 15 %(v/v) The volume of liniment can be made…

Q: What mass of NaCI is needed to make 250ml of solution with a concentration of 2.0M? 15g 29g 18g…

A: Molarity (M) can be defined as the number of moles of solute per litre of solution. The unit for…

Q: Part A: Determination of Densities of Pure Water and Calcium Chloride Solutions (1) Temperature of…

A: Concept used: Density = mass VolumeSpecific Gravity =Density of solutionDensity of reference

Q: Q1/ The molarity and Normality for 250 ml of ?1.05% NaHCO3 0.05, 0.05 O 0.1,0.05 O 0.05,0.1 O

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Q: I needed 2500mL of 0.20M CuCl2 solution, how many milliliters of 7.3M stock CuCl2 solution are…

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Q: how many ml of 0.100 m naoh is needed to dilute to a given 2.00litre of 0.0500 m naoh A 100ml B 50ml…

A: • The values provided in the q uestion are:-        i) Initial concentration of NaOH solution, M1 =…

Q: 100mL 1M H2SO4 : How much amount do you need (in mL) - Here you use 95% weight percent of sulfuric…

A: According to the question, two solutions are to be prepared: 1) 100mL 1M H2SO4 from 95% H2SO4 2)…

Q: 1. A patient has been admitted to the hospital with severe dehydration due to constant vomiting and…

A: We know that 60% of our body is made up of water. But water alone can't be injected into our veins.…

Q: 3) A sample of exhaust gas from a reactor is composed of 0.0082 %wt SO3. Find the concentration in…

A: Hello, since multiple questions have been posted, the first question shall only be solved in this…

Q: Determine the final volume, in milliliters, of each of the following: a) A 1.45 M mannose solution…

A: Data given: a) The initial concentration of mannose, M1 = 3.00 M The initial volume of mannose, V1 =…

Q: How would you prepare 100 mL of an aqueous solution with 0.40 M KI? A solution  with 0.65 M NaCN?

A: Given,  a). How would you prepare 100 mL of an aqueous solution with 0.40 M KI = ? b). How would you…

Q: I purified my protein in the presence of 8 M urea. I have 25 mL of protein, and I need to reduce the…

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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: No. of grams of 500 ml solution of 2000 ppm NaCl is 1000 2,

A: Given that  Concentration of NaCl solution = 2000ppm Volume of solution = 500mL = (500mL×1L/1000mL)…

Q: How could you prepare 500. mL of a 5 % m/v glucose solution from a 25% m/v stock solution?

A: 25% m/v stock solution of glucose contains 25 g of glucose in 100 mL of the solution and 5% m/v…

Q: A 1000ml liquor beer is 36% alcohol by volume. Find the proof of the solution.

A: Given information,     A 1000ml liquor beer is 36% alcohol by volume

Q: What is the ppm of the C,H,0, if 3.0 mg of it found in 300 kg of drinking water? Type the numerical…

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Q: You dissolve 786.0 mg of glycerin in 11.4 mL of ethanol. The density of ethanol at room temperature…

A: Given: Mass of glycerin = 786.0 mg=0.786 g (Since 1 mg = 10-3 g) Volume of ethanol = 11.4 mL Density…

Q: What volume of a 2.00 M KCl solution is required to prepare 50.0 mL of a 0.150 M KCl solution? a.…

A: We can find the required volume from the stock solution by a dilution equation. The dilution…

Q: You need 750. mLmL of a 4.4 %% (m/vm/v) glucose solution. If you have a 24 %% (m/vm/v) glucose…

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Q: How much water is needed to produce a 0.9% salt solution with 3.0 g of salt? * 327 grams 300 grams…

A: Given, Mass of salt = 3.0 g Concentration of the salt solution = 0.9 %     Required,…

Q: Example 8: Calculate the weight percentage of solution prepare by mixing 5.0g AGNO3 with 100 mL…

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Q: Hi, What volume of a 0.175 N H2SO4 solution would contain 35.0 grams of H2SO4? Thank you,

A: Given data: Normality of H2SO4  = 0.175 N Mass of H2SO4 = 32.0 g Molar mass of H2SO4 = 98.079 g/mol

Q: what is the % m/v of 371 grams of glucose dissolved in 0.5000L of disolved solution

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Q: 5.00x10-2 L of a 0.245 M KC solution using an 6.95 M KCl solution. Express your answer with the…

A: Dilution of the solution: On dilution of the solution with the pure water, the mole of solute…

Q: Module 2b: How much NaOH (in g) will * be needed to form a 1000L 100 ppm solution? 10 O 100 O 1000…

A: Given, Note: 1 ppm = 1 mg/L Concentration of the solution = 100 ppm = 100 mg/L Volume of the…

Q: What is the molarity of a 2.5 liter solution contoining 3.02 moles of NaC? Report your answer with 3…

A: The answer of following question is given below.

Q: How many microliters of a 857.0 ppm Co²+ stock solution are required to prepare 20.00 mL of a 18.0…

A: volume = ? concentration = 857 ppm = 857 mg/μl 1 ml = 1000μl 20 ml = 20000μl C1VI = C2V2

Q: aneah needs to make 350.0 mL of a 0.150 M H2SO4 solution. What volume (in mL) of concentrated H2SO4…

A: The acidity of an acid is measured by calculating the number of H+ ions it liberates when dissolved…

Q: 2. How much sugar (C12H22O11) in grams must be added to 450 mL water to make a 20% sugar solution?…

A: Given that: Volume of water = 450 mL 20% sugar solution Mass of sugar = ?

Q: How would you prepare 250.0 mL of a 0.35 M solution of NaOH using a solution of NaOH that is 6.0 M?…

A: Recall the following relation to find volume of NaOH solution        ViMi=VfMfHere,initial volume of…

Q: . How much sugar (C12H22011) in grams must be added to 450 mL water to make a 20% sugar solution?…

A: Percentage solution of a solid in water is normally equals to weight per volume w/v  100% sugar…

Q: o NB3: What is the dilution factor of the 50 mM stock solution relative to the 1 mM solution?…

A: The dilution factor can be determined by the ratio between initial concentration to the final…

Q: A 25.0-mL sample of 60.0% isopropyl alcohol solution was distilled at 82.6°C. If the volume of the…

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Q: ou have prepared a saturated solution of XX at 20∘C∘C using 27.0 gg of water. How much more solute…

A: The solution is formed when two or more components combine together to form a combination. Particles…

Q: How would you prepare a solution (150.0 mL) that is 100.0 µM NaCl and 500.0 µM KCl?

A: Given : volume of solution to be prepared = 150.0 mL = 0.150 L…

Q: Prepare 200 mL of a 5% solution of sulfuric acid using a 50% sulfuric acid solution

A: Concentration or Molarity is defined as “the mole of the solute per unit volume of the solution”. It…

Q: solution? 3. What is the molarity of 500-mL solution which contains 40 g urea (CH«N2O)?

A: Given-> Volume = 500 ml = 0.500 L (1 L = 1000 ml) Weight of urea = 40 gm Molarity =?

Q: CuSO4•5H2O Percent water in the hydrated salt?

A: The given hydrated salt : CuSO4.5H2O Molecular mass of Cu = 63.55 a.m.u Molecular mass of S = 32.06…

Q: Jamel is to receive Cleocin 275 mg IV for 6 hr. The concentration of the solution is 5.0 mg/mL. How…

A: The question is based on the concept of solution preparation. by considering the concentration of…

Q: How would you prepare 200mL of a 50mM tris solution using a 1M stock of tris? Be sure to include the…

A: Given, Need to prepare 200 ml solution, V1 = 200mL Molarity of the solution should be 50 mM, M1 = 50…

Q: Calculate the E-value given that the number of mililiters of water shown will produce an isotonic…

A: When the concentration of solute in cell is equal to the concentration of solute of the environment…

Q: How many milliliters of a solute should be used to prepare 1 pint of a 15% (v/v) lotion?

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Q: Which of the following is the reason why mg solute/kg solution can be approximately equal to the mg…

A: Calculations have been done in the following step.