Calculate the concentrations of the limonene and butyl benzene stock solutions in µg/mL. Limonene: prepared by...
Calculate the concentrations of the limonene and butyl benzene stock solutions in µg/mL.
Limonene: prepared by diluting 1mL of 96 w/w% (‐)Limonene (fw=136.24, density=0.842) to 100mL with methanol
Butyl benzene: prepared by diluting 1 mL of butyl benzene (99% fw = 134.22, d=0.86) to 50mL in methanol
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Calculate the concentrations of the limonene and butyl benzene
stock solutions in µg/mL.
Limonene: prepared by...
9.81 Starting with a 2.00-M stock solution of HCl, four standard solutions (a–d) are prepared by...
9.81 Starting with a 2.00-M stock solution of HCl, four standard solutions (a–d) are prepared by sequentially diluting 10.00 mL of each solution to 250.0 mL. Determine (a) the concentrations of all four standard solutions and (b) the number of moles of HCl in each solution.
Solutions for DNA cloning and DNA analysis a. 0.5M EDTA (disodium ethylenediaminetetra-acetate; t...
Show calculations for the solutions.
Solutions for DNA cloning and DNA analysis a. 0.5M EDTA (disodium ethylenediaminetetra-acetate; tw 372.2), pH8.0 prepare 50mL hint: the disodium salt of EDTA will not go into solution until the pH of the solution is close to 8.0. To accomplish this, you will need to add approximately 2g of NaOH pellets b. 50XTAE (Tris-acetate/EDTA) (working solution at 1x is 0.04M Tris-acetate, 0.001M EDTA) Make 100mL 2M Tris base (fw 121.1) 5.71mL glacial acetic acid 0.05M...
Please answer #2. I'm unsure how its done ete od SOCK Solutions (the concentrations are known...
Please answer #2. I'm unsure how its done
ete od SOCK Solutions (the concentrations are known you prepare will be used in assessing concent (0.07wv) to be used in developing a spectrophotometric assay for this drug. The standard curve your disposal a primary standard solution of the drug in sal w be used in assessing concentrations of the drug in samples having unknown concentrations. You have at this STD). The linear range of the assay for this drug a primary...
1. Calculate concentrations for each test tubes in mg/mL. 20mL of stock Brilliant Blue solution is added to test tube #1...
1. Calculate concentrations for each test tubes in mg/mL. 20mL of stock Brilliant Blue solution is added to test tube #1. The concentration of this stock solution is 0.025g/L. a) Test tube #2, 10mL distilled water + 10 mL of stock Brilliant Blue solution from test tube #1. b) Test tube #3, 10mL of distilled water + 10mL of solution from test tube 2. c) Test tube #4, 10mL of distilled water + 10mL of solution from test tube 3....
3.355 M K2SO4 solution can be prepared by A) dilution of 500.0 mL of 1.00 MK2SO4...
3.355 M K2SO4 solution can be prepared by A) dilution of 500.0 mL of 1.00 MK2SO4 to 1.00 L B) dissolving 46.7 g of K2SO4 in water and diluting to 500.0 ml, then diluting 25.0 ml of this solution to a total volume of 500.0 mL C) dissolving 46.7 g of K2SO4 in water and diluting to a total volume of 250.0 mL D) dilution of 1.00 mL of 0.355 M K2SO4 to 1.00 L E) diluting 46.7 mL of...
How do I calculate the concentrations for my data sheet lab. I have not started my...
How do I calculate the concentrations for my data sheet lab. I
have not started my lab yet but I just need to see how i would
calculate it with absorbance. Do i just use Beer's law or is there
any other method of solving the concentrations.
7. Weigh 1.45-1.55 g of copper(I) sulfate pentahydrate in a 50 mL beaker. 8. Dissolve the copper(II) sulfate pentahydrate in -15 mL of water 9. Add the aqueous solution of copper(II) to a...
Show calculations for the solutions.
Solutions for DNA cloning and DNA analysis a. 0.5M EDTA (disodium ethylenediaminetetra-acetate; tw 372.2), pH8.0 prepare 50mL hint: the disodium salt of EDTA will not go into solution until the pH of the solution is close to 8.0. To accomplish this, you will need to add approximately 2g of NaOH pellets b. 50XTAE (Tris-acetate/EDTA) (working solution at 1x is 0.04M Tris-acetate, 0.001M EDTA) Make 100mL 2M Tris base (fw 121.1) 5.71mL glacial acetic acid 0.05M...
Please answer #2. I'm unsure how its done
ete od SOCK Solutions (the concentrations are known you prepare will be used in assessing concent (0.07wv) to be used in developing a spectrophotometric assay for this drug. The standard curve your disposal a primary standard solution of the drug in sal w be used in assessing concentrations of the drug in samples having unknown concentrations. You have at this STD). The linear range of the assay for this drug a primary...
3.355 M K2SO4 solution can be prepared by A) dilution of 500.0 mL of 1.00 MK2SO4 to 1.00 L B) dissolving 46.7 g of K2SO4 in water and diluting to 500.0 ml, then diluting 25.0 ml of this solution to a total volume of 500.0 mL C) dissolving 46.7 g of K2SO4 in water and diluting to a total volume of 250.0 mL D) dilution of 1.00 mL of 0.355 M K2SO4 to 1.00 L E) diluting 46.7 mL of...
How do I calculate the concentrations for my data sheet lab. I
have not started my lab yet but I just need to see how i would
calculate it with absorbance. Do i just use Beer's law or is there
any other method of solving the concentrations.
7. Weigh 1.45-1.55 g of copper(I) sulfate pentahydrate in a 50 mL beaker. 8. Dissolve the copper(II) sulfate pentahydrate in -15 mL of water 9. Add the aqueous solution of copper(II) to a...
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