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76 solutions

Dilution

Q. How many milliliters of 6.45 perchloric acid solution should be used to prepare 3.00 L of 0.800 M HClO4?

Solved • Feb 4, 2020

Dilution

Q. In the laboratory, a student dilutes 27.6 mL of a 10.3 M perchloric acid solution to a total volume of 250.0 mL. What is the concentration of the diluted solution?

Solved • Feb 4, 2020

Dilution

Q. A lab protocol asks you to prepare 3 sequential 1:10 dilutions from a stock solution, and then measures final concentration. Your lab partner prepares a 1:10, 1:3 and a 1:2 dilution instead. From this you measure a concentration of 10mg/ml. What concentration would you have measured had you prepared the correct procedure

Solved • Feb 4, 2020

Dilution

Q. In the laboratory, a student adds 57.2 mL of water to 11.9 mL of a 0.871 M hydroiodic acid solution. What is the concentration of the diluted solution? Assume the volumes are additive.

Solved • Jan 30, 2020

Dilution

Q. How many milliliters of 9.95 M hydroiodic acid solution should be used to prepare 3.00 L of 0.500 M HI?

Solved • Jan 30, 2020

Dilution

Q. In the laboratory, a student dilutes 16.0 mL of a 8.79 M nitric acid solution to a total volume of 250.0 mL. What is the concentration of the diluted solution?

Solved • Jan 30, 2020

Dilution

Q. How many mL of a 0.500 M solution of Na2SO4(aq) would be required to dilute with water to make 0.100 L of 0.250 M Na+(aq) (that, is a solution containing 0.250 M sodium ion)?

Solved • Jan 12, 2020