write the name of given compound and deduce the molecular. mass ço2
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Answer:
Na
2
SO
4
: Sodium sulphate
Molecular Mass :
23(2)+
32+
16(4)
=
46+
32+
64
=
142 g/mol
K
2
CO
3
: Potassium carbonate
Molecular Mass :
39(2)+
12+
16(3)
=
78+
12+
48
=
138 g/mol
CO
2
: Carbon dioxide
Molecular Mass :
12+
16(2)
=
12+
32
= 44 g/mol
MgCl
2
: Magnesium chloride
Molecular Mass :
24.31+
35.5(2)
= 95.31 g/mol
NaOH : Sodium hydroxide
Molecular Mass :
23+
16+
1
= 40 g/mol
AlPO
4
: Aluminium phosphate
Molecular Mass :
27+
31+
16(4)
=
27+
31+
64
=
122 g/mol
NaHCO
3
: Sodium bicarbonate
Molecular Mass :
23+
1+
12+
16(3)
=
23+
1+
12+
48
=
84 g/mol
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