EBooks
- Arts & Culture 6213
- Business & Economics 674
- Computers 316
- Dictionaries & Encyclopedias 74
- Education & Science 76877
- Abstracts 73
- Astrology 4
- Biology 8
- Chemistry 4046
- Coursework 15549
- Culture 8
- Diplomas 316
- Drawings 1595
- Ecology 5
- Economy 76
- English 80
- Ethics, Aesthetics 3
- For Education Students 17573
- Foreign Languages 11
- Geography 3
- Geology 1
- History 88
- Maps & Atlases 5
- Mathematics 12624
- Musical Literature 2
- Pedagogics 19
- Philosophy 22
- Physics 15120
- Political Science 5
- Practical Work 59
- Psychology 63
- Religion 4
- Russian and culture of speech 8
- School Textbooks 7
- Sociology 9
- Summaries, Cribs 87
- Test Answers 160
- Tests 8747
- Textbooks for Colleges and Universities 32
- Theses 7
- To Help Graduate Students 14
- To Help the Entrant 38
- Vetting 385
- Works 13
- Информатика 8
- Engineering 893
- Fiction 706
- House, Family & Entertainment 84
- Law 129
- Website Promotion 68
121. Solving a chemistry problem
Uploaded:
02.08.2022
Content: 10.rar 13,6 kB
Content: 10.rar 13,6 kB
Product description
10. Calculate the mass fraction of lead in the sample, if after dissolving its sample weighing 0.5433 g, 25.00 ml of K2CrO4 solution was added to the resulting solution, the resulting precipitate was filtered, an excess of KI was added to the filtrate, and the released iodine was titrated with 15.20 ml of 0.1000 M Na2S2O3 solution (1.00 ml potassium chromate is equivalent to 1.20 ml Na2S2O3 solution).
Additional information
If you do not open the file - install the RAR archiver. Inside the archive you will find a solution in Word format.
Feedback
0| Period | |||
| 1 month | 3 months | 12 months | |
| 0 | 0 | 0 | |
| 0 | 0 | 0 | |