Question

Analyse the given molecules and answers the following
A.7NH3 , B. 5H2O
a)Find the number of molecule in A and B
b) find the total number of atoms in 7NH3
c) find the total number of oxygen atoms in 5H2O​

Answer 1

Answer:

Total number of atoms in CuSO

4

-5H

2

O=1+1+4+5*3=21

Answer 2

a.CO−2

b.5H

2

O−15

c.7NH

3

−28

d.2C

2

H

22

O

11

−90

e.3NaCl−6

f.ZnCl

2

−3