4. Reacţiile de adiţie la alchene decurg cu scindarea legăturilor: a) C-C b) C-C c) C-C şi C-C d) C-H 5. Clorura de vinil (CH 2 =CH-Cl) este un monomer important pentru obţinerea policlorurii de vinil din care se fabrică piele artificială. Se cere: a) scrierea ecuaţiei reacţiei chimice b) masa molară medie a polimerului dacă gradul de polimerizare n=1000 c) cantitatea de clorură de vinil necesară obţinerii a 100kg polimer dacă randamentul de reacţie este = 80% 6. Prin arderea a 4 moli dintr-o alchenă se consumă 18 moli oxigen. Identifică alchena. Mase atomice: C-12, H-1, Cl-35,5
Answers: 2
Chemistry, 21.06.2019 23:00
At room temperature what happens to the average kinetic energy of the molecules of a solid, liquid, and a gas
Answers: 2
Chemistry, 22.06.2019 05:20
Asolution contains 180 g of glucose (c6h12o6) and 162 g of water. what is the mole fraction of glucose?
Answers: 3
Chemistry, 22.06.2019 10:30
Great amounts of electromagnetic energy from our sun and other bodies in space travel through space. which is a logical conclusion about these electromagnetic waves? their energy must be very their frequency must be very low these waves can travel without a medium they only travel through a vacuum of space
Answers: 2
4. Reacţiile de adiţie la alchene decurg cu scindarea legăturilor: a) C-C b) C-C c) C-C şi C...
Biology, 04.10.2020 01:01
Mathematics, 04.10.2020 01:01
Biology, 04.10.2020 01:01
History, 04.10.2020 01:01
Biology, 04.10.2020 01:01
French, 04.10.2020 01:01
History, 04.10.2020 01:01
Mathematics, 04.10.2020 01:01
Mathematics, 04.10.2020 01:01
Mathematics, 04.10.2020 01:01
History, 04.10.2020 01:01