- Arts & Culture 6806
- Books in Foreign Languages 153
- Business & Economics 4410
- Computers 2161
- Dictionaries & Encyclopedias 608
- Education & Science 105455
- Abstracts 1333
- Astrology 12
- Astronomy 14
- Biology 34
- Chemistry 5903
- Coursework 6335
- Culture 27
- Diplomas 2360
- Drawings 1265
- Ecology 29
- Economy 336
- English 996
- Entomology 2
- Ethics, Aesthetics 22
- For Education Students 31973
- Foreign Languages 57
- Geography 19
- Geology 17
- History 266
- Maps & Atlases 37
- Mathematics 14523
- Musical Literature 7
- Pedagogics 202
- Philosophy 176
- Physics 16156
- Political Science 122
- Practical Work 178
- Psychology 465
- Religion 44
- Russian and culture of speech 56
- School Textbooks 66
- Sexology 67
- Sociology 48
- Summaries, Cribs 717
- Tests 20592
- Textbooks for Colleges and Universities 213
- Theses 206
- To Help Graduate Students 21
- To Help the Entrant 114
- Vetting 379
- Works 50
- Информатика 16
- Engineering 3433
- Esoteric 949
- Fiction 3244
- For Children 390
- House, Family & Entertainment 2483
- Law 2697
- Medicine 1234
- Newspapers & Magazines 367
- Security 264
- Sport, Tourism 992
- Website Promotion 635
31 option 3 From 100.00 ml of waste water, the herbicid
Uploaded: 31.07.2019
Content: 31-3.rar 21,9 kB
Product description
31 option 3
From 100.00 ml of waste water, the herbicide, the cotoran, was extracted with chloroform. The extract was evaporated, transferred to a cuvette and titrated at 290 nm with acetic acid HClO4 T (HClO4 / koran) = 0.0003000 g / ml. Calculate the concentration of mg / l in water according to the following results:
Option 3
Optical density of the solution after adding HClO4
0.0 ml 0.4 ml 0.8 1.2 1.6 2.0 2.4 2.8 3.2 3.6 4.0
0.375 0.335 0.300 0.265 0.225 0.190 0.155 0.125 0.100 0.085 0.070
Additional information
If you do not open the file - install the RAR archiver. Inside the archive you will find a solution in Word format.