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UPSC Combined Geo-Scientist

Chemist

  • 2 objective papers
  • 120 questions each
  • 2 h per paper
  • 100 + 300 marks

Prelims Paper II covers chemistry.

UPSC Combined Geo-Scientist, Prelims · 2025 · Paper II, Chemistry · Q67 of 120

Geo-Scientist Prelims 2025 Chemistry Q67: The osmotic pressure of blood at 37°C is 7.5 bar. The amount of…

QuestionSolutions / osmotic pressure

The osmotic pressure of blood at 37°C is 7.5 bar. The amount of glucose to be used per dm³ for an intravenous injection to have the same osmotic pressure as blood is approximately : (where R = 0.083 dm³ bar K⁻¹ mol⁻¹)

  1. (a) 52.5 g
  2. (b) 5.25 g
  3. (c) 60.0 g
  4. (d) 180.0 g

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