Study the diagram below and answer the questions that follow
![ChemForm4Term1OpPP2Q5a](https://www.easyelimu.com/images/form_4_past_papers/Form_4_term_1_opener_2021/chemistry/chempp2/ChemForm4Term1OpPP2Q5a.PNG)
- Write a chemical equation for the reaction in tube A
- Name the two salts formed in tube B
- State the observation made in tube C
- What is the purpose of potassium hydroxide in tube D.
- Name gas P