30. Solving a chemistry problem

30. Solving a chemistry problem

Reviews 0
0 000 X
There are no such quantities in stock
By clicking the button, you agree to terms for buyers
Secure deal
Instant delivery

Product description

4. The spectrophotometric method was used to control the quality of the dosage form - acifein tablets - for the content of 4-aminophenol impurities in them. In five parallel determinations, the following content (mass fraction W) of the indicated impurity was found,%: 0.010; 0.010; 0.020;0.020; 0.030. Calculate the confidence interval W±ΔW and the relative error e of determining the mean result at a confidence level P=0.95. Answer: W ± ΔW \u003d (0.018 ± 0.010)% e \u003d 55.6%

Main features

  • Content type File
  • Content description 42,33 kB
  • Added to the site 13.04.2023
If you do not open the file - install the RAR archiver. Inside the archive you will find a solution in Word format.

Reviews

No reviews yet

0 000 X
There are no such quantities in stock
By clicking the button, you agree to terms for buyers
30. Solving a chemistry problem
0 000 X
Secure deal
Instant delivery

You viewed