Cambridge Secondary (7-9). Stage 7. MCE Science. Workbook - Unit 8: Acids and Alkalis - Question 43

Ayesha tests a kitchen cleaning liquid, soda water and salt solution with Universal Indicator. The kitchen cleaning liquid turns blue, soda water pale orange and salt solution green.

Ayesha then adds the soda water with Universal Indicator to the salt solution. What happens to the resulting mixture? Circle the correct answer.
- It becomes more acidic than the salt solution.
- It becomes more alkaline than the salt solution.