1. Tardigrade
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  3. Chemistry
  4. From separate solutions of four sodium salts NaW,NaX,NaY and NaZ had pH7.0,9.0,10.0 and 11.0 respectively. When each solution was 0.1M , the strongest acid is :

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Q. From separate solutions of four sodium salts $NaW,NaX,NaY$ and $NaZ$ had $pH7.0,9.0,10.0$ and $11.0$ respectively. When each solution was $0.1M$ , the strongest acid is :

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Solution:

The salt hydrolysis in each case occurs except $NaW$ because its $pH=7$ . Thus, $HW$ is strongest acid.