Today's theme is CLEAN CLOTH:
Don't you just love the blue-y chemical smell that denotes the clean shirt you just washed? Thanks to the enzymes for that. They are applied as components in washing detergents. I called them the CLAP enzymes. Here are some quick notes:
|Click diagram for better view.|
For SPM, this application is one of the most popular KBAT questions. Question example:
Explain the use of enzymes in detergents to wash dirty clothes (10 marks).
Initial answer outline:
One circle denotes one mark for the answer. You can add 2 points by stating that:
- enzymes are required in small amounts because one enzyme molecule can hydrolyze much dirt substrate.
- washing with warm water is preferred as it will increase the washing's rate of reaction.
That's it, and a perfect score shall be yours. Stay clean!