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Petroleum MCQs App Download & e-Book PDF - 92

MCQ: 92

The boiling point of lubricating oil is

  1. 270 °C to 340 °C
  2. 350 °C to 500 °C
  3. 500 °C to 600 °C
  4. more than 500 °C

Class 10 Chemistry App & e-Book Tests PDF Download

Petroleum Learning App: Free Download Android & iOS

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Petroleum App (Android & iOS)

Petroleum App (Android & iOS)

10th Grade Chemistry App (Android & iOS)

10th Grade Chemistry App (iOS & Android)

9th Grade Chemistry App (Android & iOS)

9th Grade Chemistry App (Android & iOS)

College Chemistry App (Android & iOS)

College Chemistry App (iOS & Android)