The aim of this lab is to study the comparative cleaning capacity of a sample of soap in soft and hard water.
- Students understand the terms: micelle, hard water, soft water, temporary hardness, and permanent hardness.
- Students acquire knowledge of the cleaning capacity of soap in hard and soft water.
- Based on the acquired skill, students will be able to classify the given water as hard water or soft water.
- Students acquire skills to perform the experiment in the real lab.