1.10 Timed Assessments

1.10.1 Enthalpy of Vaporization

Practice


Solve for q.



Answers
  1. 1.13 × 103 kJ
  2. 6.09 × 102 kJ
  3. 2.16 × 102 kJ


Practice


Solve for V.



Answers
  1. 1.80 L
  2. 1.60 L
  3. 1.56 L

1.10.2 Clausius-Clapeyron

Practice


Solve for ΔHvap.



Answers
  1. 24.4 kJ mol–1
  2. 92.0 kJ mol–1
  3. 4.61 kJ mol–1


Practice


Solve for P1



Answers
  1. 0.288 atm
  2. 0.540 atm
  3. 1.338 atm


Practice


Solve for P2



Answers
  1. 1.960 atm
  2. 3.583 atm
  3. 4.075 atm


Practice


Solve for T1



Answers
  1. 26.6 °C
  2. –3.5 °C
  3. 78.0 °C


Practice


Solve for T2



Answers
  1. 23.3 °C
  2. 46.0 °C
  3. 13.9 °C


1.10.3 Heating Curves

Practice


Heating curves for water.



Answers
  1. 122 kJ
  2. 339 kJ
  3. 172 kJ


Practice


Heating curves for benzene.



Answers
  1. 28.1 kJ
  2. 90.8 kJ
  3. 117 kJ


1.10.4 Phase Diagrams

Practice



Answers

Question 1

  1. liquid
  2. liquid
  3. liquid

Question 2

  1. liquid
  2. gas
  3. solid

Question 3

  1. diamond
  2. metal
  3. graphite