NCERT Question 8 (c) - Chapter 5 Class 7 - Acid, Bases and Salt

Last updated at Dec. 13, 2024 by

Explain why:

(c) Factory waste is neutralised before disposing it into the water bodies.

 

Answer:

 Factory waste contains acids .

  • If they are allowed to flow into water bodies (like lake,ponds and rivers, etc), the acid will kill fish and other organisms.
  • The factory waste is therefore neutralised by adding basic substances .
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CA Maninder Singh is a Chartered Accountant for the past 14 years and a teacher from the past 18 years. He teaches Science, Economics, Accounting and English at Teachoo