Which of the following statements apply to ideal gases but not necessarily to re

Question

Which of the following statements apply to ideal gases but not necessarily to real gases? There are no attractive forces between molecules The molecules are in constant random motion. Collision with the walls of the container are elatic. Molecules do not occupy a significant volume. What is the name for the following phase change? I_2(s) rightarrow I_2(g) sublimation freezing vaporization condensation melting Which of the following processes is indothermic? melting of ice condensation of water deposition of carbon dioxide freezing of water condensation of ammonia Which of the following boils at the lowest temperature? C_2H_6 C_3Hg C_4H_10 C_5H_12 C_6H_14 Predict which of the following compounds would have the highest boiling points: CH_3OH CH_3CH_2CH_2OH CH_3OCH_3 CH_3CH_2CH_2CH_3 O_2

Explanation / Answer

32.

a..There are no attractive forces between the gas molecules- Apply to ideal gas

b.. The molecules are in constant random motion. - Apply to ideal gas

c..Apply to ideal gas

d..Apply to ideal gas.

33.

a.. Sublimation

34.

a. Melting of ice- Exothermic

b. Condensation of water- Exothermic

c. Deposition of carbon dioxide- - Exothermic

d. Freezing of water- - Exothermic

e. Condensation of ammonia- Exothermic

35.

a. C2H6- lower boiling point.

longer chain molecules have higher boiling points

36.

b. CH3CH2CH2OH

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