Cleaning Capacity of Soap with Hard and Soft Water

Lab type: 
Virtual lab
Lab owner: 
Prema Nedungadi
Contact person: 
Prema Nedungadi
Age range: 
12-14, 14-16
Level of difficulty: 
Booking required: 
Lab description and primary aims of the lab: 

The aim of this lab is to study the comparative cleaning capacity of a sample of soap in soft and hard water.

Learning Outcomes

  • 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.

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