Chemistry, asked by yoga2020lakshmi, 4 months ago

Solve the following Problems:
1.Calculate the PERCENTAGE COMPOSITION of
i)Calcium Chloride ii)Calcium nitrate
(Atomic wt: Ca-40, Cl- 35.5, N-14, O=16)

Answers

Answered by yashugowda66

2

Answer:

Calcium nitrate Ca[NO3]

Molecular mass of Ca[NO3]2 = Ca + 2[N2 + 3(O)]

= 40 + 2[14 + 3 × 16]

= 40 + 2[14 + 48]

= 40 + 124

= 164

hope it helps you....

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