Chemistry, asked by maliksamiksha7788, 5 months ago

calculate the number of calcium ions present in 0.81g of calcium chloride(please tell explanation?)​

Answers

Answered by shilpisinghapr82
0

Answer: Given 3.2g CaO

atomic mass = 40+16

=56

moles of Ca ion =

56

3.2

=0.057

1 mol = 6.022×10

23

atoms of Ca ion

0.057mol=3.44×10

22

Ca ions

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