Chris is researching the claim that people with longer legs can run faster than people with shorter legs. Which of the following is a reliable source of information for his research? A.
interviews with tall and short friends
B.
newspaper editorials
C.
scientific journals
D.
all of these

the positions which points up in upward carbon and down in downward carbon are axial

and vice versa holds true for equatorial positions

so the correct answer with labelled diagram will be

може ли да зареждате повече информация, моля

substituting a hydrogen atom with a halogen in a hydrocarbon:

- the single bond remains single. a is wrong.

- the bond with hydrogen is as strong as with a halogen. c is wrong

- a hydrocarbon is saturated if there is no double bond. we do not know that so d is wrong.

- carbon will always have four valence electrons. e is wrong.

by elimination, the correct answer is b. the boiling point of the new compound increases.

answer7,570,82356 cubic centimeters;