Chemistry 9701 · AS & A Level · Equilibria

Equilibria — practice question

A farmer needs a solid compound to increase the pH of the soil in a field from $5.5$ to above $6.0$. Which compound might the farmer use?

  • A$(\text{NH}_4)_2\text{SO}_4$
  • B$\text{NH}_4\text{NO}_3$
  • C$\text{Ca(OH)}_2$
  • D$\text{Ca(NO}_3)_2$

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