Question

3. Calculate the molar mass of the following substances-
a) Ethene C↓2H↓4
b) HCI
c) Sg
d) Mg(OH)2
​

Answer 1

Explanation:

1) 2(12) +;2(1)(4)

= 24 + 8

= 32

2) (1) + 35

=36

3) 106

4) 12 + 16(2) +1 (2)

= 12 + 32 + 2

= 46