Activity 4.12 NCERT Class 10 Science, Carbon and its Compounds
Hard water reaction with soap and detergent. Differences between soaps and detergents.
Hard water reaction with soap and detergent. Differences between soaps and detergents.
Soap reaction with hardwater . Metals salts in hardwater displaces sodium from soap as a result we get lesser foam.
Soap action on dirt and oil. Activity 4.10 explanation NCERT class 10 Science,
Reaction between ethanoic acid and carbonates or hydrogen carbonate