Question

i) Write the chemical formula of the following by showing their symbols and valency. a. copper (II) nitrate b.Calcium carbonate c. Aluminium phosphate ii) Which has more number of atoms? a) 10g of nitrogen (N2) b) 10g of ammonia (NH3) iii) Calculate the number of moles in o.586 g of sodium chloride [atomic mass of N=14u, Cl=356.5u, Na=23u]

Answer 1

Answer:

1. cu

2. no3

3. caco3

4. al2(po4)3

aluminum phosphate

2. 10g of ammonia

3 . I don't know the exact answer

Explanation:

thank u

yyYyyyyyyty