1.

An aqueous solution of sodium carbonate has a `pH` greater than `7` becauseA. It contains more carbonate ions than `H_(2)O` moleculesB. It cantains more hydroxide ions that carbonate ionsC. `Na^(+)` ions react with waterD. Carbonate ions react with `H_(2)O`

Answer» Correct Answer - B
`pHgt7 =` Basic
It means it contains more hydroxide ions than carbonate ions.


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