EBooks
- Arts & Culture 5932
- Business & Economics 680
- Computers 310
- Dictionaries & Encyclopedias 81
- Education & Science 75714
- Abstracts 252
- Astrology 4
- Astronomy 1
- Biology 8
- Chemistry 2221
- Coursework 15444
- Culture 9
- Diplomas 411
- Drawings 574
- Ecology 5
- Economy 83
- English 75
- Ethics, Aesthetics 3
- For Education Students 17597
- Foreign Languages 11
- Geography 2
- Geology 1
- History 89
- Maps & Atlases 5
- Mathematics 13850
- Musical Literature 2
- Pedagogics 19
- Philosophy 23
- Physics 14817
- Political Science 5
- Practical Work 101
- Psychology 60
- Religion 4
- Russian and culture of speech 8
- School Textbooks 7
- Sexology 42
- Sociology 9
- Summaries, Cribs 87
- Test Answers 150
- Tests 9243
- Textbooks for Colleges and Universities 32
- Theses 24
- To Help Graduate Students 14
- To Help the Entrant 37
- Vetting 362
- Works 13
- Информатика 10
- Engineering 3059
- Fiction 696
- House, Family & Entertainment 107
- Law 132
- Website Promotion 71
F9RK. Mgmt. 42, task 2
Sold: 0
Uploaded: 16.02.2017
Content: Ф9РК. Упр. 42, задача 2.rar 8,56 kB
Uploaded: 16.02.2017
Content: Ф9РК. Упр. 42, задача 2.rar 8,56 kB
Product description
2. Which particles or nuclei of chemical elements are presented in the following symbols: p (1,1), He (2,4); n (0,1); e (-1,0); H (1,2)? Determine their charge, mass and charge number.
Feedback
0| Period | |||
| 1 month | 3 months | 12 months | |
| 0 | 0 | 0 | |
| 0 | 0 | 0 | |