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MDCAT
Chemistry
2024

Chemistry · States of Matter - Gases, Liquids and Solids

Work through this past-paper style MCQ, then read the full explanation. Practice more chemistry questions on mMCQ with adaptive practice and topic analytics.

Question

Molar heat of vaporization of water is

Options
  • A

    40.7 cal/mol

  • B

    40.7 J/mol

  • C

    40.7 kcal/mol

  • D

    40.7 kJ/mol

Explanation

The molar heat of vaporization of water is approximately 40.7 kJ/mol at its boiling point (100 °C or 212 °F) under standard atmospheric pressure.

The molar heat of vaporization of water is approximately 40.7 kJ/mol at its boiling point (100 °C or 212 °F) under standard atmospheric pressure.

The molar heat of vaporization of water is approximately 40.7 kJ/mol at its boiling point (100 °C or 212 °F) under standard atmospheric pressure.

The molar heat of vaporization of water is approximately 40.7 kJ/mol at its boiling point (100 °C or 212 °F) under standard atmospheric pressure.

The molar heat of vaporization of water is approximately 40.7 kJ/mol at its boiling point (100 °C or 212 °F) under standard atmospheric pressure.

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Tagged under Chemistry · States of Matter - Gases, Liquids and Solids · 2024