Question

19.
and its height is 7 cm. If one of the paralle
the other by 8 cm, find the two parallel sides.
32 cm
US
24
10. Find the area of the adjoining diagram.
(16+16) 9
2
(32189 126
1.05 m
12cm
80 cm
32 cm
4 다
Fig 13.22​

Answer 1

Answer:

Atomicity is defined as the total number of atoms that constitute a molecule. For example, each molecule of oxygen (O2) is composed of two oxygen atoms. ... Monoatomic-composed of 1 atom e.g. He, Ne, Ar (all noble gases are monoatomic) Diatomic-composed of 2 atoms e.g. H2 , N2 , O. Triatomic-composed of 3 atoms e.g. O.