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Worksheet 24 . Topic 7


Set C: Facts related to solubility factors Objective: To test your knowledge of facts related to
solubility factors

Answer questions below on factors that affect solubility.

17. List three factors that can affect solubility of a substance.

18. How does temperature affect the solubility of solid solutes?

19. How does temperature affect the solubility of gaseous solutes?

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20. How does pressure affect the solubility of solid solutes? Need help? Study Book pg 142 Set 6

21. How does pressure affect the solubility of gaseous solutes?

22. What type of a substance is water?

23. What kinds of solutes dissolve well in water? Explain your answer.



Set D: Solubility Objective: To test your ability to determine which temperature and
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pressure a substance will have the highest or lowest solubility
Below, solutes that will dissolve in water are given to the left. Four different temperature and pressure
values are given. Answer the questions below based on the type of solute that is given.

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24. NH3 32 C 36 C 40 C 44 C 1 atm 1.3 atm 1.6 atm 1.8 atm
Does temperature change has effect on the solubility of NH3?

If Yes, at which temperature would NH3 be most soluble?
Does pressure change has effect on the solubility of NH3?
If yes, at which pressure would NH3 be most soluble?
25. LiNO3 40 C 50 C 60 C 64 C .2 atm .4 atm .6 atm .8 atm
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o
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Does temperature change has effect on the solubility of LiNO3?
If Yes, at which temperature would LiNO3 be least soluble?
Does pressure change has effect on the solubility of LiNO3?
If yes, at which pressure would LiNO3 be least soluble?
Need help? Study Book pg 143 Set 7 - 8
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26. CaBr2 60 C 65 C 70 C 75 C 100 kPa 150 kPa 200 kPa 250 kPa
Does temperature change has effect on the solubility of CaBr2?

If Yes, at which temperature would CaBr2 be most soluble?
Does pressure change has effect on the solubility of CaBr2?
If yes, at which pressure would CaBr2 be most soluble?

27. CO 273 K 283 K 293 K 303 K 2 atm 2.2 atm 2.4 atm 2.6 atm

Does temperature change has effect the solubility of CO?

If Yes, at which temperature would CO be least soluble?
Does pressure change has effect on the solubility of CO?
If yes, at which pressure would CO be least soluble?

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