If a 250 mL solution of ethanol in water is prepared with 4 mL of absolute ethanol, what will be the concentration

Q: How much CaCl2 would be required to make 50.0mL of a solution with 0.75 M Cl- ion? (Use 1.00g/mL as…

A: Given: Volume of the solution = 50.0 mL Concentration of Cl- ion= 0.75M Density of the solution=…

Q: What volume in mL of 0.300 M NaF would be required to make a 0.0470 M solution of NaF when diluted…

A: Given, Initial Molarity, M1 =  0.300 M Volume, V1 = ? Final volume of the solution, V2 = 250.0 mL…

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: A student evaporated 150. mL of a saturated solution of MgC2O4.  If 0.16g of solute remains,…

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Q: Calculate the concentration in % (v/v) of a solution by diluting 75.0 mL of acetone in water for a…

A: Hey, since there are multiple questions posted, we will answer first question. If you want any…

Q: What volume (in mL) of 12.0 M H2SO4 is needed to contain 32.14g H2SO4? Show the solutions

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Q: If 20.0 mL of a 6.0M HNO3 is diluted to 120mL, what is the final molarity of HNO3 after dilution?

A: Given data contains, Initial volume is 20.0 mL=0.02 L. Initial molarity is 6.0M HNO3. Final volume…

Q: What volume of water should be added to 100.0 mL of a 0.500 N Cr2(SO4)3·18H2O solution to obtain a…

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Q: If we need 80mL of 0.3M NaCI, it is harder to calculate. For any dilution we can use the formula…

A: Given reaction is : Given initial volume = V1 = ? Initial molarity of NaCl = C1 = 5M  Formula of…

Q: What is the molarity of 10.0 mL of 75% v/v ethanol

A: We have to find Molarity if 10 mL  of 75% v/v ethanol.  This means that in a 10ml solution, 7.5mL…

Q: Based from the Molarity of the palmitic acid solution that you were able to solve from the previous…

A: The equation of dilution is given by, M1V 1= M2V2  where M1 is the molarity of stock solution; V1…

Q: How to make 80 micro mol Nacl solution ( mwt NaCL 55.8)? How to make 50 mili molar NaCL solution…

A: In order to solve this question, we will be using basic mole concepts and finding out the amount of…

Q: You are using a 3.0% (w / v) glucose solution and should prepare 100.0 ml of a 1.0 mM glucose…

A: 1) Given: % (w/v) of the glucose solution = 3.0 % Volume of final solution to be prepared = 100.0 mL…

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: A pharmacist needs 250 mL of 80% v/v alcohol to macerate a dried sample weighing 100 grams. If the…

A: Given : Desired concentration (% (v/v)) of alcohol = 80 % Volume of solution required = 250 mL And…

Q: 4) 250 ML Solution of 25 ppm of Na', from sodium suifate CNasSo4)

A: f) Given that -  Volume of sodium sulfate Solution = 250 mL  Parts Per Million concentration = 25…

Q: A 5.5L solution contains 1.5 kilogram of ethylene glycol (C2H6O2) and has a density of 1.8g/ml.…

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Q: A pharmacist needs 250 ml of 80% v/v alcohol to macerate a dried sample weighing 100 grams. If the…

A: Given: C1 = 80% v/v: 80 mL alcohol in 100 mL solutionC2 = 95% v/v: 95 mL alcohol in 100 mL…

Q: Calculate molarity (M) of the solution contain 2g of NaOH dissolved in 100 mL? (Na =23, H=1, 0 =16).

A: The molarity of any solution is one of many other available criteria to represent the concentration…

Q: Calculate the equivalent weight and molarity of 1.25N Al(OH)3. Show the complete solution. MM of…

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Q: If 400 mL of a 18% v/v solution of methyl salicylate in alcohol is diluted to 1500 mL, the…

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Q: What is the new concentration of acetic acid when 6.00 mL of a 12 M solution are diluted to 100 mL?

A: During dilution, the solvent is increased in the solution. Dilution decreases the molarity. To…

Q: What volume, in mL of 2.0 M sulfuric acid is required to make 450 mL of 0.25 M solution of sulfuric…

A: Given a solution of sulfuric acid having concentration of 2.0 Mwe are asked to calculate the volume…

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

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Q: What is the molarity of the solution obtained by mixing 50.0 mL of 1.25 M ammonium chloride (NH4Cl)…

A: For 'like solutions' when mixed together, the molarity of new solution can be calculated by assuming…

Q: Calculate the mole fraction of KI in a solution made by dissolving 4.3 g of KI in 8.5 g of water.…

A: MOLE FRACTION: Mole fraction is defined as the fraction of amount of substance present in a mixture.…

Q: A chemist wants to extract a solute from 100 mL of water using only 300 mL of ether. The…

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Q: A solution is made by mixing 13.85 mL of 4.00 M acetone, 23.32 mL of 1.00 M HCl, 10.00 mL of 0.0500…

A: Number of moles of acetone present initially = molarity x volume (L) = 4 M x 0.01385 L = 0.0554 mole…

Q: A 0.128 g sample of KHP (HKC8H4O4) required 28.54 mL of NaOH solution to reach a phenolphthalein…

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Q: What is the resulting solution when H2 (g) was dissolved in H2O (l)? Group of answer choices Solid…

A: Solution is made by mixing of many way like liquid into liquid, liquid into solid, liquid into gas…

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: A fake compound: DaCh2, has a molar mass of 115.62 g/mol. What is the concentration of this compound…

A: Given: The molar mass of the compound = 115.62 g/mol Mass of the compound = 30.7 g The volume of…

Q: Find the final concentration of ethanol as a percent (v/v) when 30 mL of ethanol 50 % (v/v), 60 mL…

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Q: The concentration of alcohol in a mixture prepared by combining 200 mL of 95% v/v alcohol, 750 mL of…

A: Volume percentage is the ratio of volume of solute to the total volume of solution multiplied by…

Q: A capstone group working on motility of bacteria ordered TTC (Triphenyl Tetrazolim Chloride), which…

A: Given that, a capstone group first wanted to prepare a stock of 100 mM of TTC (Triphenyl Tetrazolim…

Q: How many mL of 0.100 M NaCl would be required to maker a 0.0350 M solution of NaCL when diluted to…

A: Initial concentration(M1)= 0.1M Final concentration(M2)= 0.035M Initial volume(V1)=? Final…

Q: A 1.132 g sample of KHP (HKC8H4O4) required 28.05 mL of NaOH solution to reach endpoint. Calculate…

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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: How many grans and how many mL of 40.0 wt-% urea solution (density 1.111 g/mL) are required to react…

A: The grams and mL of urea solution required can be calculated as follows:

Q: What volume of 5.00 M NaOH stock solution is needed to prepare 100.0 mL of 0.250 M NaOH solution?…

A: Since the moles of NaOH in final solution should be same as the moles of NaOH we are taking Hence…

Q: 10) Calculate the %(v/v) of solute in the following solutions. Hint use density equation to get…

A: % v/v of any solute is calculated by the following formula.  % v/v = volume of solutevolume of…

Q: Explain how to prepare 275 ml of a0.350M NaCl solution from a 2.00 M NaCl stock solution.

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Q: How many moles of each substance are needed to prepare the following solutions? (a) 50.0 mL of 8.0%…

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Q: . How many grams of PbBr2 are necessary are 250 mL of saturated solution? bBr2 = 367 gmol-1, Kgp =…

A: Ksp is the solubility product which is defined for solid.

Q: The mass of lead chromate that is dissolved in 250 mL of a saturated solution is _____ grams. (Ksp =…

A: Please find your solution below :

Q: Estimate the concentration when 40 mL of 6.0 M MgSO4 is diluted to 100 mL?

A: Given data:  Volume of MgSO4 = 40mL Molarity of MgSO4 = 6 M Diluted volume = 100 mL

Q: Assuming that the volumes are additive, what volume of water must be added to 35mL of 15%  KOH to…

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Q: How much diluent is needed to prepare 1L of 2.5 M solution of KCI if the available stock solution is…

A: Given M2 = 2.5 M            M1  = 4.0 M            V2 = 1.0 L