Differentiate between Na2CO3 and NaHCO3....

Differentiate between `Na_2CO_3 and NaHCO_3`.

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When `NaHCO_3` is heated, it liberates `CO_2` which turns lime-water milky. On the other hand, when `Na_2CO_3` is heated, it does not undergo decomposition.

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Among the following observations, the correct one that differentiates between SO_(3)^(2-) and SO_(4)^(2-) is-

both form precipitate with `BaCl_(2) ,SO_(3)^(2-)` dissolves in HCl but `SO_(4)^(2-)` does not

`SO_(3)^(2-)` forms precipitate with `BaCl_(2),SO_(4)^(2-)` does not

`SO_(4)^(2-)` forms precipitate with `BaCl_(2),SO_(3)^(2-)` does not

both form precipitate with `BaCl_(2),SO_(4)^(2-)` dissolves in HCl but `SO_(3)^(2-)` does not

The concentration of both Na_(2)CO_(3) and NaHCO_(3) is 5.2xx10^(-3) mol in their mixture. The amount of 0.1 (M) HCl required to nutralise this mixture completely is-

1.56 L

1.57 L

15.7 L

156.0 mL

Differentiate between `Na_2CO_3 and NaHCO_3`.

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Among the following observations, the correct one that differentiates between SO_(3)^(2-) and SO_(4)^(2-) is-

The concentration of both Na_(2)CO_(3) and NaHCO_(3) is 5.2xx10^(-3) mol in their mixture. The amount of 0.1 (M) HCl required to nutralise this mixture completely is-

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