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MMLU-Pro / 4628 / A chemist discovered a new compound and wished to determine its molecular…

Problem

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question

A chemist discovered a new compound and wished to determine its molecular weight. He placed 2.00 grams of the unknown compound in 10 grams of water and found that the normal freezing point of the water was depressed to-1.22°C. What is the molecular weight of the new compound?

category

chemistry

options

  1. 400 g/mole
  2. 250 g/mole
  3. 305 g/mole
  4. 500 g/mole
  5. 325 g/mole
  6. 275 g/mole
  7. 450 g/mole
  8. 350 g/mole
  9. 150 g/mole
  10. 180 g/mole

src

stemez-Chemistry

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