SAT Chemistry - Question List

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1. What volume of .250 M potassium hydroxide is needed to neutralize 1.25 liters of .500 M hydrochloric acid?
  1. 2.50 liters
  2. 1.25 liters
  3. .625 liters
  4. .375 liters
  5. 5.0 liters
2. Which of the following molecules displays planar geometry?
  1. NH3
  2. BH3
  3. XeO4
  4. CH4
  5. SiF6
3. A species undergoes alpha emission to form 234Fr. What is this species?
  1. 236Ra
  2. 236Rn
  3. 234Rn
  4. 238Ac
  5. 236Ac
4. ____CH3OH(l) + _____O2(g) --> _____CO2(g) + _____H2O(g)

What set of coefficients correctly balances this equation?
  1. 2, 3, 2, 1
  2. 1, 2, 2, 1
  3. 2, 3, 4, 2
  4. 2, 3, 3, 4
  5. 2, 3, 2, 4
5. What is the freezing point of 1.5 liters of water after .250 mol CaCl2 is added (Kf = -1.86 degrees C·kg/mol for water)?
  1. -.93 degrees C
  2. -.20 degrees C
  3. .93 degrees C
  4. -.23 degrees C
  5. .45 degrees C

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