How many liters of a 8 M NaOH stock solution would you need to make 662 mL of a 445 mM NaOH dilution? (m.w. = 40.00 g/mol)

Q: 1L of 25mM SDS solution is prepared by adding ml of 10% SDS solution to ml of water.

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Q: A solution is made using 200.0 mL of methanol (density 0.792 g/mol) and 1049.1 mL of water (density…

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Q: How many grams of NaOH would you need to make 9,817 mL of a 270 mM NaOH solution (m.w. = 40.00…

A: Given information:Concentration of NaOH solution (M) = 270 mMVolume (V) = 9817 mLMolar mass of NaOH…

Q: To make a .250 m solution, one could take 0.250 moles of solute and add O 1.00 L of solvent. O 1.00…

A: Step-1givenmolarity of solution=0.250 mNumber of moles of solute =0.250 moles

Q: How many mL of the 50.0 ppt solution in the previous problem are required to make 2.00 L of a 1:20…

A: The concentration of initial ppt is .The final volume is .The dilution factor is 1:20.

Q: 6.0 M HCl solution must be diluted to 0.50 M. If the diluted solution has a total volume of 300.0…

A: Assuming V mL of the concentrated HCl is needed Since the process is dilution  hence the moles of…

Q: How many liters of a 5 M NaOH stock solution would you need to make 700 mL of a 253 mM NaOH…

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Q: What is the molarity of 2500 mL of solution containing 23.5 g NaCl? (Na-22.99 g/mol; Cl-35.45 g/mol)

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Q: A seizing patient needs an emergency injection of 10.0 mg of diazepam (C16H13N2OCI; note: the last…

A: ★ Answer : 1.755 mL of diazepam should be administered.

Q: 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)?

A: Molarity is defined number of moles of solute is dissolved in one litre of solutions

Q: Concentrated 112.0 M2 hydrochloric acid is sold for household and industrial purposes under the name…

A: For equal number of moles, the product of mass and volume is constant. So, under initial and final…

Q: A solution contains 217 millimoles of sodium perchlorate in 100. mL of solution. (1) What is the…

A: (1)Convert the millimoles to moles and mL to liter.

Q: How many grams of  KNO3  (101.11g/mol) are in 10.8 ml of a 1.25 M solution?

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Q: 2. During a plasma donation procedure, an unknown concentration of sodium chloride is used as USP…

A: Formula used:- Concentration (C) = number of moles (n)/volume (in L) Number of moles(n) = given…

Q: What is the normality of a solution made by diluting 6.5 g of H2SO4 to a volume of 200 mL? What is…

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Q: How much 3.50 M HCl solution can be made by diluting 250 mL of 10 M HCl?

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Q: What volume of a 1.66 m k3po4 solution contains 1.8 moles of k3po4 in liters?

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Q: How many liters of a 5 M NaOH stock solution would you need to make 692 mL of a 622 mM NaOH…

A: When the given stock solution is diluted to form a new solution with a new concentration, it still…

Q: An experiment in a general chemistry laboratory calls for a 2.00-M solution of HCl. How many mL of…

A: This problem is related to the preparation of dilute solution from the given stock solution.…

Q: A 15% wt/wt AgNO3 solution has a density of 1.141 g/mL, what is its concentration in terms of M?…

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Q: What is the percent by mass of a solution of 25 g of KBr dissolved in 4.3 L of solution if the…

A: Mass by percent is equal to the ratio of mass of solute to the total mass of solution multiplied by…

Q: A 1.0 M (molar) solution contains 1.0 mole of solute per 1.0 L of solution. Which describes a 1.0 mM…

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Q: Mary adds water to 100 mL of a 0.15 M NaOH solution until the final volume is 150 mL, what will the…

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Q: solution. You have 2.5ml of a 1mg/mL NaCl solution. You need to make 5 mL of a 0.25mg/mL HAVE (Stock…

A: The known values in this problem are the concentration of the stock solution (C1), which is 1mg/mL,…

Q: c. 8.50 g of NH4 Cl in 270.0 mL of solution M NH4 Ma- M

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Q: How many milliliters of a 1.00 M NaNO3 solution would be needed to make 50.0 mL of 0.0500 M NaNO3…

A: These type of questions are solve by the formula: M1V1 = M2V2

Q: 8. Determine the molarity of a solution containing 8.50 g of NaCl in 500.0 mL of solution. (Molar…

A: Given:mass of NaCl = 8.50 gvolume of solution = 500.0 ml = 0.500 LitreMolar mass of NaCl= 58.44 g/…

Q: How many milliliters of 18.0 M HCl do you need to make 250.0 mL of 7.92 M HCl solution?

A: Molarity of HCl =18.0 M  After diluting Molarity of HCl =7.92 M After diluting Volume of HCl=250.0…