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MMLU-Pro / 3685 / Water at 30°C has a vapor pressure of 31.82 mm Hg. When 25.0 g of ethylene…

Problem

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question

Water at 30°C has a vapor pressure of 31.82 mm Hg. When 25.0 g of ethylene glycol is added to 1000 g of water, the vapor pressure is lowered to 31.59 mm Hg. Determine the molecular weight of ethylene glycol.

category

chemistry

options

  1. 62
  2. 70
  3. 74
  4. 58
  5. 56
  6. 60
  7. 72
  8. 68
  9. 64
  10. 66

src

stemez-Chemistry

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