-  Identify the neutralization reactions among the following:  1. KCl(aq) + AgNO3(aq) → AgCl(s) + KNO3(aq)  2. Na2SO4(aq) + BaCl2(aq) → BaSO4(s) + 2NaCl(aq)  3. H2SO4((aq) + 2NaOH(aq) → Na2SO4((aq) + 2H2O(l)
 A) 1 and 2 only
 B) 2 and 3 only
 C) 3 onlyÂ
D) All of 1, 2, and 3
 E) None of 1, 2, and 3
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2.Which of the following is an example of an atomic solid?
a. C6H12O6
b. HCl
c. SO2
d. NaCl e. None of the above
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3. Which of the following would be the poorest conductor of electricity?
a. NaCl (aq)
b. NH4NO3 (aq)
c. H2O (l)
d. MgCl2 (aq)
e. HF (aq)
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4.How would you safely prepare 500. mL of 1.00 M H2SO4 solution from a 12.4 M H2SO4 stock solution? Select the best answer.
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a. Add 40.3 mL of 12.4 M H2SO4 to 500. mL of water.
b. Add 12.4 mL of 12.4 M H2SO4 to 500. mL of water.
c. Add 40.3 mL of 12.4 M H2SO4 to 459.7 mL of water.
d. Add 459.7 mL of water to 40.3 mL of 12.4 M H2SO4.
e. Add 500. mL of water to 40.3 mL of 12.4 M H2SO4
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5.Determine the molar concentrations of Ca2+ and Cl– in a 0.38 M calcium chloride solution.
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a. 0.38 M Ca2+ and 0.38 M Cl–
b. 0.19 M Ca2+ and 0.38 M Cl–
c. 0.38 M Ca2+ and 0.76 M Cl–
d. 0.19 M Ca2+ and 0.76 M Cl–
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6. Â Which of the following can act as an Arrhenius base?
a. Ca(OH)2
b. H2O
c. KOH
d. H2SO4
e. Two of the above
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7. How many liters of a 2.18 M solution can be made from 200.0 g K2S?
  A) 0.832Â
B) 1.81Â
C) 0.252Â
D) 1.20Â Â
E) none of the above
Answers
Status NEW
Posted 27 Apr 2017 03:04 AM
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