How many liters of 30. mM potassium dihydrogen phosphate stock solution would be required to make 5.0 L that is 6.0 mM? If there were only 1.5 L of 20. mM stock available in the lab, would it be enough? If there is enough stock solution, describe how you would physically prepare the 6.0 mM solution.

Q: You have a solution of NaCl that has a molarity of 2.652 M. You want to make a dilute solution of…

A: Given: The initial molarity of NaCl, (M1) = 2.652 M. The final molarity of NaCl, (M2) = 0.893 M. The…

Q: How many grams of NaCl do you need to make 250.0mL of 1.30 M solution?

A: It is given that 1.30 M solution of NaCl is present that has a volume of 250 mL, the grams of NaCl…

Q: solution of CaCl2 is made by dissolving 55.5g of CaCl2 in enough water to yield 0.750 L of solution.…

A: 1- First we will calculate the concentration of CaCl2 in 0.750L volume of the solution.  moles of…

Q: In the laboratory you are asked to make a 0.434 m calcium iodide solution using 375 grams of water.…

A: Given information,   0.434 m calcium iodide solution   Mass of water = 375 grams = 0.375 kg

Q: How much of an 8.0 M HCl solution should you use to make0.400 L of a 2.7 M HCl solution?

A: On dilution number of moles remain same

Q: The number of grams of LiI (lithium iodide) present in 2.86 L of a 0.215 M LiI solution is:   a…

A: Volume of LiI solution = 2.86 L Molarity of solution = 0.215 M

Q: 700.0 mL of a 3.75 M solution of NaCl has enough water added to make a new volume of 1.400 L. What…

A: Given data is as follows: The concentration of the NaCl solution M1= 3.75 M The initial volume of…

Q: 6. The molecular weight of Potassium chloride (KCI) is 74.55 g/mol. How many grams would you need…

A: According to the mole concept, in terms of mass, the amount of substance in moles is equal to the…

Q: ow many g of barium fluoride are needed to prepare 43.6 mL of a 1.55 M solution of barium fluorid

A: The molarity is the concentration term which is the number of moles of solute per liter volume of…

Q: How many mL of water is in 950.0 mL of a 0.25 M NaCl solution? The Density of NaCl=2.165g/mL

A: Molarity (M) The equation to calculate molarity is ; M=given massmolar mass×volume of solution(L)

Q: water should be added

A:

Q: A chemist wants to make 2.5 L of a 0.100 M KCl solution.  How many grams of KCl should the chemist…

A:

Q: Casey needs to prepare 100.0 mL of a 0.50 M NaOH solution from a 2.0 M NaOH solution. How should…

A: The given problem relates to stock dilution, so we can use the below relation to calculate the…

Q: What volume of 20.00 % NaCI must be diluted to make 500.00 mL of 1.2% NaCl, also known as normal…

A: Dilute solution is the solution in which the amount of water is higher than the amount of solute.…

Q: How many grams of NaCl do you need to make 250.0 mL of 1.30 M solution?

A: Given : concentration of solution = 1.30 M  And volume of solution = 250.0 mL = 250 / 1000 = 0.25 L…

Q: 25 litres of a 1.0 M solution of bromine in dichloromethane. determine the volume of each liquid

A: Given: Concentration of bromine in solution = 1.0 M And volume of solution = 25 L.

Q: want to dilute my lab’s stock solution of 11M NaOH. I pour 18.0ml of the stock solution into a…

A: Given : M1 = 11 M V1 = 18 ml M2 = 2.2 M

Q: In the laboratory you are asked to make a 0.667 m aluminum sulfate solution using 255 grams of water…

A:

Q: An experiment calls for 225 mL of 0.330 MNaCl solution. What mass of NaCl is required? Mass What…

A: Given - Molarity of NaCl solution = 0.330 M Volume of solution = 225 mL = 0.225 L a) First determine…

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: What volume of a 7.7 M stock solution is needed to prepare 2.75 L of a 1.15 M diluted solution?

A: Molarity of stock solution ( M1) = 7.7 M Volume of stock solution needed (V1) =?  Final volume of…

Q: A bleaching solution requires 2.16 g of sodium hypochlorite. How many grams of a 21.5% by mass…

A: Given Mass of sodium hypochlorite (solute)        = 2.16 g percentage by mass of solution = 21.5%

Q: What volume of a 1.63 mass % solution of Mg(NO3)2 is needed to contain 0.316 grams of Mg(NO3)2. The…

A:

Q: How many liters of 20. mM potassium dihydrogen phosphate stock solution would be required to make…

A:

Q: What volume of a 5.00 M NANO3 solution should you use to make 0.444 L of a 2.33 M NaNO3 solution?

A:

Q: hat volume of

A:

Q: In the laboratory you are asked to make a 0.412 m ammonium nitrate solution using 255 grams of…

A: Ammonium nitrate is an industrial chemical commonly used in fertilisers and as an explosive for…

Q: You dissolve 29.22 g of NaCl in 250 mL of water. You then dilute the solution to a new volume of…

A:

Q: What is the molarity of a solution prepared by dissolving 34.2 g NaCl in enough water to make 400.0…

A: Molarity, often denoted as M, is a measure of the concentration of a solute in a solution. It is…

Q: How many grams of CaCl2 were used to prepare 0.250 L of a 0.143 M CaCl2 solution?

A: Given :- molarity of CaCl2 solution = 0.143 M or 0.143 mol/L  Volume of solution = 0.250 L  To be…

Q: Determine the number of grams of H2SO4 that would be contained in 800.0 mL of a 1.5 M H2SO4…

A:

Q: How many grams of CaCl2 would you need to make 750 mL of a 2.00 mM CaCl2 solution?

A: Amount  of CaCl2  required to make 750 mL of a 2.00 mM CaCl2 solution is given below