Question

Q4. Find the atomicity of following
a) Caco3
b) HNO3
c) NaOH
d) Cuci2
Q5 Find molecular mass
a) caCl2
b) H20​

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Answer 1

Answer:

I hope it works

Explanation:

a 5

b 63

c 3

d I think it is CaCl2 so answer will be 3

Q5

a 110.98 g/mol

b q8.01528g/mol