Answer to Question #166373 in General Chemistry for trisha ann apolinario

Question

  

_____17. Which of the following would be expected to have the largest entropy value per mole?

  a. SO₂Cl₂(s)   b. SO₂Cl₂(l)   c. SO₂Cl₂(g)   d. SO₂(g)

_____18. Arrange the following in order of increasing entropy:

CH₄ (g) , C(s), Li(s), Na(s)

  a. Li, C, CH₄, Na b. C, Li, Na, CH₄  c. Na, Li, C, CH₄  d. CH₄,Li,Na,C

_____19. When a liquid is vaporized

  a. ∆S = 0 b. ∆S > 0 c. ∆S < 0 d. ∆H < 0

_____20. For which process is ∆S^o negative?

  a. The dissolving of ammonium nitrate in water.

  b. The expansion of a sample of chlorine into a larger volume.

  c. The decomposition of mercury (II) oxide.

  d. The rusting of iron

Answer 1

17) c. SO₂Cl₂(g)

18) b. C, Li, Na, CH₄

19) b. ∆S > 0

20) d. The rusting of iron