Chemistry, asked by harjotsingh91234, 1 day ago

calculate concentration of each ion , when 25.3g of Na2Co3 is dissolved in 100 ml of solution

Answers

Answered by srshaurya4

1

Answer:

Number of moles of Na

2

CO

3

=

106

25.3

=0.239 moles

Molarity of solution=

0.25

0.239

=0.956mol/litre

Na

2

CO

3

⟶2Na

+

+CO

3

2−

∴ Concentration of CO

3

2−

=0.956M

Concentration of Na

+

=2×0.956=1.912M

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