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25.3g of Na(2)CO(3) is dissolved in enou...

25.3g of `Na_(2)CO_(3)` is dissolved in enough water to make 250 ml of solution. If sodium carbonate dissociate completely, molar concentration of sodium ion, `Na^(+) and ` carbonate ions, `CO_(3)^(2-)` are respectively-

A

0.955(M) and 1.910(M)

B

1.910(M) and 0.955(M)

C

1.90(M) and 1.910(M)

D

0.477(M) and 0.477 (M)

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A
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