Question

1.draw the structure of Michelle. 5marks
2. What is hard water 3marks
3. What are difference between detergent and soap 5marks​

Answer 1

Explanation:

2.Hard water is water that has high mineral content . Hard water is formed when water percolates through deposits of limestone, chalk or gypsum which are largely made up of calcium and magnesium carbonates, bicarbonates and sulfates.

3.Soaps are sodium or potassium salts of long chain carboxylic acids. Soaps have lesser cleansing action or quality as compared to detergents.

Detergents are ammonium or solphonate salts of long chain carboxylic acids. Detergents have better cleansing action as compared to soaps.