Multiple choice

Which of the following statements is correct about physical properties of water? a. The heat of sublimation of ice is lower that heat of fusion. b. Boling points of H2O and CH4 are same as their molecular weight is same.c. Water at 0oC has a distance of 2.82-Å in neighbor molecules and 2.76-Å in ice form.

  1. Only a

  2. Only b

  3. Only 3

  4. Both a and b

  5. All of the above
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Although the density of water is more, the molecular distances are larger in 0oC liquid water.

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