Practice Quiz

SAT Chemistry - Question List

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66. 80.0 grams of NaOH is dissolved in 3.0 moles of H20. What is the mole fraction of NaOH in this solution?
  1. .20
  2. .37
  3. .40
  4. .64
  5. .79
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67. Which of the following solutions is blue?
  1. .1 M Cu(NO3)2
  2. .1 M NaNO3
  3. .1 M CaCl2
  4. .1 M KNO3
  5. .1 M MgCl2
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68. 2.00 moles of N2 are held in a 10.0 liter container at 25.0 degrees Celsius. What is the pressure of the system?
  1. 3.32 atm
  2. 4.00 atm
  3. .763 atm
  4. 5.11 atm
  5. 4.89 atm
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69. Ag+(aq) + e- --> Ag(s)

In an electrolytic cell, where could this chemical reaction occur?
  1. Anode
  2. Cathode
  3. Salt bridge
  4. In solution
  5. This reaction could not occur in an electrolytic cell
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70. A saturated solution of NaCl is heated until more solute can be dissolved. How is this solution best described?
  1. Dilute
  2. Immiscible
  3. Supersaturated
  4. Unsaturated
  5. Hydrophobic
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