117. Solving a chemistry problem
- Price in currencies:
- 1.16 $ · 111 RUB · 0.99 €
- Category:
- Coursework
- Item:
- 2.rar (19.08 KB)
- Uploaded:
- 11.08.2022 17:14:19
- Sales:
- 1
- Refunds:
- 0
- Seller:
- Derkach · about the seller and their products
DESCRIPTION
117. Solving a chemistry problem
In three parallel samples of the steel sample, the mass fraction of chromium was determined by the photometric method: 1.15; 1.18; 1.07%. calculate the boundaries of the confidence interval of the average value of the mass fraction of chromium in steel at P= 0.95 and the relative error of the analysis.
Additional information:
If you do not open the file - install the RAR archiver. Inside the archive you will find a solution in Word format.
REVIEWS
Reviews: (0)
No customer reviews yet.