Viết các bán phản ứng khử của các cặp oxi hóa khử liên hợp sau: MnO2,H+/Mn2+,H2O
HClO, H+/Cl2,H2O
Hg2Cl2/Hg, Cl-
NO3-,H2O/NO2-, OH-

Which of these statements explains the difference between nuclear binding energy and the strong nuclear force ?

Question 3(multiple choice worth 4 points) (04.04 lc) what does it mean when an element is reduced? it empties a valance shell, reducing its atomic radius. it gains electrons, reducing its overall charge. it increases electronegativity, reducing its ability to bond. it loses electrons, reducing its electron number.

50 points! need answer asap. what type of organic compound contains the following functional group? (2 points)