(1) is den (iv) is efflorescent
Which of the following is a neutral salt?
(1) Na2CO; (ii) Ca(OH)CI (iii) NaCl (iv) (NH4
20.
7
i.
ii.
ASSIGNMENT THEORY
1a.
When a sample of crystalline salt X was exp
What phenomenon was established by X
Suggest two substances which X could be
111.
On heating 5.00g of a fresh sample of Xt
water vapour. Calculate the number of
molecule of x. [H=1.00, O=16.00, Anhy
Classify each of the following as normal​