Match the colours of the resulting solutions listed below with the indicators 1 point listed below. You may use a number more than once. Orange IV
Indigo Carmine Chlorophenol Red Thymolphthalein
Use the following information to answer the next question.
A different indicator is added to each of four different samples of recycled
water with a pH of 5.6.
Colours of Resulting Solutions
1 Blue
2 Colourless
3 Yellow
4 Orange
Your answer