You dissolve 410. g of phosphorous acid to make a 2.0 L stock solution. What volume (in mL) of this stock solution do you need to take to prepare 3.0 L of 0.020 M solution?

Q: difference in volume:

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Q: 75.0 mL of water was added to 100.0 mL of 0.250 M CaCl₂ solution. Assume the volumes are additive.…

A:

Q: Describe how you would prepare 5.00 x 102 mL of 1.75 M HNO3 solution, starting with an 8.61 M stock…

A: Using molarity equation M1V1= M2V2

Q: 4. In your own words, describe how you can use the structure of a large carbon-based molecule to…

A: The solution is given below -

Q: How many grams of copper (II) iodide, CuI2, are contained in 368 mL of a 0.276 M solution?

A: Given values -> Volume = 368ml = 368 ×10^(-3) ( 1 litere = 1000ml)…

Q: If a stock solution of 25.0 g of sugar per 100. mL of solution is available, how much of this stock…

A: The amount of sugar in diluted solution is calculated as,

Q: What is the Molarity of a solution prepared by mixing 75.0 g NaCl with enough water to make the…

A:

Q: A solution contains 1.5 g sodium chloride in 100.0 g water. What is the percentage by mass of NaCl…

A: Mass of solute (NaCl) = 1.5 g Mass of solvent (water) =100g (100 mL) Mass of solution=1.5+100=101.5g

Q: What is the molar concentration of sodium chlorate in this sample?

A: Molarity is the ratio of number of moles of solute to the volume of solution (in L)

Q: Calculate the number of moles and mass of CuSO4·5H2O(s) required to prepare 100.0 mL of 0.100 M…

A: Calculate the number of moles of CuSO4·5H2O: 1 mL = 0.001 L Hence, the number of moles of…

Q: at a certain temperature,1.85 grams of barium hydroxide will dissolve to form 100.0 ml of a…

A: The given mass of barium hydroxide = 1.85 g The volume the solution = 100.0 mL = 0.100 L  The…

Q: What mass of sodium chloride is found in 1.5 L of a 2.0 M aqueous sodium chloride solution?  The…

A: Given: 1.5 L of a 2.0 M aqueous sodium chloride solution To find: mass of sodium chloride found in…

Q: A 225-g sample of KNO3 is completely dissolved in 250 g of water at 60 °C. The solution is gradually…

A: Amount of KNO3(s) initially dissolved in 250 g water at 60 oC = 225. g Given the solubility of…

Q: A chemist wishes to prepare 1250 mL of a 1.34 M aqueous solution of sodium hydroxide, NaOH (40.0…

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Q: A sample of  copper(II) sulfate was created by measuring 57.73 g of solute and adding it to 1.6 L of…

A: The concentration of the solution is = 0.226 M

Q: How many grams of chlorine are in 250 milliliters of a 1.50 M MgCl2 solution? Hint: the solubility…

A: First option. 26.6 g

Q: What mass (in grams) of sodium chloride do you need in order to make 250.0 mL of a 0.44 M sodium…

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Q: You have a 5.0 M stock solution of NaCl. How much of this solution do you need to dilute to create…

A: M1= 5.0 M stock solution of NaCl V2= 25 ml   M1= 0.75 M NaClFind out V1