Chemical Reactions: Cleaning Products
We will be observing the way the chemicals in washing up liquid break down the fat in milk.
Materials:
Milk
Washing up liquid
Food Colouring
Skewers
Process:
- Tip in a certain amount of milk into a bowl or plate.
- Add in small drops of different coloured food colouring.
- Dab a skewer into a cup of dish washing liquid and drop the liquid into the middle of the food colouring.
Observation:
I saw that as the dish washing liquid fell into the mixture of food coloring the food coloring separated.
Explanation:
This happened because… the dish washing liquid cleans dirt and breaks down fat/oil.
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