How much of a 37% formalin solution in H2o needs to be added to create a final volume of 500 mL at 4%?

Q: To what final volume should you dilute 50.0 mL of a5.00 M KI solution so that 25.0 mL of the diluted…

A: Molarity can be calculated by dividing number of moles by volume of the solution and number of moles…

Q: What is the normality of the solution prepared by diluting 17 mL of a 0.9 M solution of H2SO4 to 30…

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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: What would be the percent by volume and proof of an ethanol solution containing 70 mL alcohol in 250…

A: Given data,  Volume of ethanol = 70 mL  Volume of ethanol solution = 250 mL  Here,  Solute of the…

Q: How would 1,750 liters of a 0.4 M solution be prepared from another that is 4 M?

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Q: How would you prepare 2 x 102 mL of 0.9 M NaOH solution, starting from 5.01 M stock solution?

A: Given, 2 x 102 mL of 0.9 M NaOH solution

Q: Q1 / prepare 2N solution in 250 ml volumetric flask from 5N of HCl stock solution.

A: Concentration of Stock HCl solution, C1 = 5N Volume of Stock HCl solution taken, V1 = ?…

Q: Calculate the volume of 1.0 M (moles) CuSO4 solution needed to make 100mL of a 5.0 x 10 ^-4 M…

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

Q: How many mL of a solution whose % (v/v) = 45% contain 30.0 mL of solute?

A: We have to calculate volume (in mL) of a solution whose % (v/v) = 45% contain 30.0 mL of solute.

Q: Can anyone please answer this? How would you prepare 5L of 0.9% solution with the given density of…

A: The mass of solute in gram present in 100 g solution is known as the mass percent concentration of a…

Q: How many grams of ethanol (C2H6O) are needed to make a 0.10 m solution using 1.000 kg H2O?

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Q: How many liters of a 0.550 M sucrose (C12H22O11C12H22O11) solution contains 1.7 kg of sucrose?

A: To solve this problem the required formula is  M = n/ v  where M = mass  n = number of moles  v =…

Q: How are 4ml of 50mM CaSO4 solution prepared from a 2M CaSO4 stock?

A: Molarity (M2) = 50 mM Volume (V2) = 4 ml  Molarity (M1) = 2 M  Volume (V1) = ?

Q: What volume of a 0.1 M Sodium Hydroxide solution could be made with 200g of solute?

A: Given data: Molarity = 0.1M Weight of solute = 200 grams

Q: How many mL of a 28% dextrose must you dilute to 223 mL to make a 5% solution? (M,V1 = M2V2)

A: In the question, the solution of dextrose (D-glucose) is given. The initial conc. of dextrose…

Q: A solution was prepared by dissolving 1280 mg of K3FE(CN), in sufficient water to give 770 ml

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Q: How would you prepare 500.0 mL of 0.2500 M NAOH solution starting from a concentration of 1.000 M?

A: 1. Given :-  Final concentration of NaOH solution = 0.2500 M  Final volume of NaOH solution = 500.0…

Q: 2. Calculate the molarity of a solution containing 5 g of NaOH in 450mL solution?

A: Molarity:. It is defined as the number of moles of solute present in the given solution in ml.

Q: "Determine the molarity of a solution that contains 15.50 mL of glycerol C3H8O3, d = 1.265 g/mL) in…

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Q: volume

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Q: Drain unclogging agent is prepared from NaOH dissolved in water. How many grams of NaOH is needed to…

A: Concentration of the NaOH solution needed = 2.5 M Volume of NaOH solution needed = 500 mL Molarity…

Q: A 30.00-mL sample is taken from an aqueous solution at 15°C. What volume does it occupy at 40°C and…

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Q: How will you prepare 250 cm3 of a 1 M NaOH solution using NaOH pellets?

A: Given, 250 cm3 of 1 M NaOH solution  Volume = 250 cm3 = 0.25 L  Molarity = 1 M  Molar mass of NaOH…

Q: 3. Calculate the mass of Na2CO3 that would be required to make 500.0 mL of 0.100M of Na2CO3…

A: Hello. Since more than one question has been posted, the answer of the first question shall only be…

Q: How can you prepare 250 ml, 0.1N HNO3 solution from 35% HNO3      and 1.26 g/cm3  density?

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Q: 1. What initial volume of a 10x SDS stock solution would you use to make a 1x solution with a final…

A: Two questions based on concentration terms that are to be accomplished.

Q: Q1: A solution containing 10 mmol CaCl2 is diluted to 1 L. Calculate the number of grams of…

A: Note: As per our guidelines, we are supposed to answer only one question. Please repost the other…

Q: How much stock solution of benzocaine 10% will you need to make 500 mL of benzocaine 5% solution?

A: We have to calculate the volume of stock solution needed.

Q: How many mL of 0.400 M KCl would be required to make a 0.0895 M solution of KCl when diluted to…

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Q: How much of 8 M soloution of HBr is needed

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Q: 3. How would you prepare 2 x 10² mL of 0.9 M NaOH solution, starting from 5.01 M stock solution?

A: To calculate the volume of stock solution needed, the formula used is: C1V1=C2V2             ....(1)…

Q: How many liters of a 0.560 M sucrose (C12H22O11) solution contain 1.7 kg of sucrose?

A: Molarity (M) :-  The number of moles of solute dissolved in 1 litre of solution is called molarity.…

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 of a 29.0 M  hydrochloric acid solution would you dilute to prepare 50.00 mL of 8.50 M HCl?

A: This is an example of dilution HCl so  we can use the formula of dilution i.e…

Q: A 32.0 mL aliquot of a 38.0 wt% aqueous KOH solution is diluted to 1.00 L to produce a 0.297 M KOH…

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Q: You need to dilute a solution of 3.31 M sulfuric acid. You need the dilute solution to be 0.61 M and…

A: Number of moles of solute present in 1 liter of solution is known as molarity of the solution.

Q: How many grams of KCI solid do I need to make 500ml of 12% KCI solution?

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Q: What percent solution would you have if you dissolved 3.7 g of NaCl in a total of 250 ml?

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Q: What is the %(m/m) of a solution prepared  by dissolving 35 g of solute in 55 g of solvent?

A: Given 35 g of solute dissolved in 55 g of solvent. To determine %(m/m)

Q: 20 cm3 4.0 M potassium-chloride solution is diluted to five-fold volume with distilled water. How…

A: Given: The volume of the solution to be diluted= 20 cm3. The concentration of KCl stock solution=…

Q: how would you prepare a 125.0 mL portion of 2.00 M cobalt(III) phosphate solution starting with…

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Q: How many moles of NaCl are contained in 250. mL of a 0.25 M solution?

A: Please note- As per our company guidelines we are supposed to answer only one question. Kindly…

Q: How many grams of Sucrose solid do I need to make 20ml of 20% Sucrose solution?

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Q: Calculate the molar -4 concentration of 20 g of cane sugar C12H22011 dissolved with 125 g of water…

A: The molar concentration or molarity of a solution is defined as the number of moles of solute…

Q: What is the volume (v/v) percent water in a solution containing 257 mL of ethyl alcohol and enough…

A: Solution -

Q: Calculate the mass of a 400.0 ml solution with a density of 1.5g/ml

A: density (d) is the ratio of mass of substance (m) to volume of solution (V) Density (d) = mass (m) /…

Q: How would you prepare 200.0 mL of 0.25 M NaCl solution from a 2.0 M solution?

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Q: What volume (in mL) of 18M H2SO4 solution is needed to make 750 mL of 1.0M H2SO4?

A: Assuming V ml is required. Hence moles of H2SO4 we are taking in V ml is given by  moles = molarity…