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Q: A container contains 20 L mixture in which there is 10% sulphuric acid. Find the quantity of sulphuric acid to be added in it to make the solution to contain 25% sulphuric acid.
  • A. 3 L
  • B. 5 L
  • C. 2 L
  • D. 4 L
Correct Answer: Option D -
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Explanations:

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