6. Calculate the molar mass of the following substances.
(a) Ethyne, C2H2
(b) Sulphur molecule, S8
(c) Phosphorus molecule, P4 (Atomic mass of phosphorus
= 31)
(d) Hydrochloric acid, HCl
(e) Nitric acid, HNO3
Answers
Answered by
4
Answer:
molar mass of ethyne = 26.04g/mole
Answered by
10
Answer:
a). ans.= (12×2) + (1×2)=24+2=26 unit
b). ans.= 31×4=124 unit
c). ans.= 1+35.5= 36.5 unit
d). ans.= 1+14+(16×3)=15+48= 63 unit
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