Here are some results of solutions tested with universal indicator pap

1.	Here are some results of solutions tested with universal indicator paper :Sulphuric acid : RedMetal polish : Dark blueWashing-up liquid : YellowMilk of magnesia : Light blueOven cleaner : PurpleCar battery acid : PinkArrange the solutions in order of their increasing pH values (starting with the one with the lowest pH).
Answer» Sulphuric acid < car battery acid < washing up liquid < milk of magnesia < metal polish < oven cleaner since: Red : pH = 1 Pink : pH = 3-4 Yellow: pH = 5-6 Light blue : pH = 9 Dark blue : pH = 10 Purple: pH = 11

Here are some results of solutions tested with universal indicator paper :Sulphuric acid : RedMetal polish : Dark blueWashing-up liquid : YellowMilk of magnesia : Light blueOven cleaner : PurpleCar battery acid : PinkArrange the solutions in order of their increasing pH values (starting with the one with the lowest pH).

Answer»

Sulphuric acid < car battery acid < washing up liquid < milk of magnesia < metal polish < oven cleaner since:

Red : pH = 1

Pink : pH = 3-4

Yellow: pH = 5-6

Light blue : pH = 9

Dark blue : pH = 10

Purple: pH = 11