Solutions on a Molecular Scale

   1) Which of the following solutions corresponds to the molecular diagram shown to the right?

(a) water and silver chloride

(b) water and octane

(c) water and lead(II) sulfate

(d) water and ethanol

500 mL Solution A	500 mL Solution B	500 mL Solution C
250 mL Solution D	250 mL Solution E	250 mL Solution F

   2) The drawings to the right represent flasks of aqueous solutions. Each red dot represents a dissolved solute particle. If you place solution D in a 500-mL flask and dilute to a volume of 500. mL, which flask best represents the new solution?

(a) Solution A

(b) Solution B

(c) Solution C

(d) Solution D

(e) Solution E

(f) Solution F

   3) Which of the following solutions corresponds to the molecular diagram shown to the right?

(a) acetic acid and hexane

(b) ethanol and water

(c) water and octane

(d) water and methanol

   4) Which of the following solutions corresponds to the molecular diagram shown to the right?

(a) acetic acid and hexane

(b) ethanol and water

(c) water and octane

(d) water and methanol

 

500 mL Solution A	500 mL Solution B	500 mL Solution C
250 mL Solution D	250 mL Solution E	250 mL Solution F

5) The drawings to the right represent flasks of aqueous solutions. Each red dot represents a dissolved solute particle. Which of the following solutions is most concentrated?

(a) Solution A

(b) Solution B

(c) Solution C

(d) Solution D

(e) Solution E

(f) Solution F

   6) Which of the following solutions corresponds to the molecular diagram shown to the right?

(a) formic acid and water

(b) ethanol and methanol

(c) water and bromine

(d) water and hexane

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