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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 · 2024 · Paper II, Chemistry · Q61 of 120

Geo-Scientist Prelims 2024 Chemistry Q61: Consider a solution of 50 g of an enzyme dissolved in water to give…

QuestionSolutions / osmotic pressure

Consider a solution of 50 g of an enzyme dissolved in water to give 2 dm³ of solution at 27 °C. The osmotic pressure of the given solution is (where molar mass of enzyme = 90000 g mol⁻¹ and R = 0·083 dm³ bar K⁻¹ mol⁻¹)

  1. (a) 0·49 kPa
  2. (b) 0·69 kPa
  3. (c) 0·89 kPa
  4. (d) 1·09 kPa

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