Calculate the molar mass of : (a) Ethyne
(a) Ethyne
=(12x2)+(1x2)
=24+2
=26g
The molar mass of ethyne (C2H2) is 26g.
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
Calculate the molar mass of:
a) Ethyne
Calculate the molar mass of Ethyne,C2H2.