Class 7 Science MCQs (Grade 7) From Textbook

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Class 7 Science Entrance Exam: Certification Test 1675

Electrolytes MCQ App & e-Book: MCQ 1675

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MCQ: 1675

Water is a poor electrolyte, so an acid is added to increase its conductivity. The acid is

  1. hydrochloric acid
  2. sulphuric acid
  3. nitric acid
  4. carbonic acid

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