Составьте словосочетания
из слов.
1. alkanes
2.
amount
3.
associated
4. compounds
5.
content
6.
degree
7.
flammable
8.
gas
9.
hydrosulphuric
10. liquid
11. naphthenes
12.
predominant
13.
saturated
14.
scale
15.
species
16.
substance
17.
substantial
18.
sulphur
19.
unsaturated
20.
volatile