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Titrations and Solubility
Rules Warmups
1. What volume of 0.120 M HNO3(aq) is needed
to completely neutralize 150.0 milliliters of
0.100 M NaOH(aq)? (TEKS 10-D)
A)
62.5 mL
B)
180. mL
C)
125 mL
D)
360. mL
2. Which volume of 2.0 M NaOH(aq) is
needed to completely neutralize 24
milliliters of 1.0 M HCl(aq)? (TEKS 10-D)
A) 6.0 mL
B) 24 mL
C) 12 mL
D) 48 mL
3. Which volume of 0.10 M NaOH(aq) exactly
neutralizes 15.0 milliliters of 0.20 M HNO3(aq)?
(TEKS 10-D)
A) 1.5 mL
B)
3.0 mL
C)
7.5 mL
D)
30. mL
4. What volume of 0.500 M HNO3(aq) must
completely react to neutralize 100.0 milliliters
of 0.100 M KOH(aq)? (TEKS 10-D)
A) 10.0 mL
B) 50.0 mL
C) 20.0 mL
D) 500. mL
5. How many milliliters of 0.100 M NaOH(aq)
would be needed to completely neutralize 50.0
milliliters of 0.300 M HCl(aq)? (TEKS 10-D)
A) 16.7 mL
B) 150. mL
C) 50.0 mL
D) 300. mL
6. Based on the solubility rules, which of these
saturated solutions has the lowest
concentration dissolved ions? (TEKS 10-B)
A)
NaCl (aq)
B)
NiCl2 (aq)
C)
MgCl2 (aq)
D)
AgCl (aq)
7. According to the solubility rules, which
substance forms an unsaturated solution when
80 grams of the substance is dissolved in 100
grams of H2O? (TEKS 10-B)
A)
KI
B)
NaNO3
C)
KNO3
D)
NaCl
8.
Some solid KNO3 remains at the bottom of a stoppered
flask containing a saturated KNO3 (aq) solution at
22°C. Which statement explains why the contents of
the flask are at equilibrium? (TEKS 10-E)
A) The rate of dissolving is equal to the rate of
crystallization.
B) The rate of dissolving is greater than the rate of
crystallization.
C) The concentration of the solid is equal to the
concentration of the solution.
D) The concentration of the solid is greater than the
concentration of the solution.
9. When 5.0 grams of KCl are dissolved in 50.
grams of water at 25°C, the resulting mixture
can be described as- (TEKS 10-E)
A)
heterogeneous and unsaturated
B)
heterogeneous and supersaturated
C)
homogeneous and unsaturated
D)
homogeneous and supersaturated
10. Which compound becomes less soluble
in water as the temperature of the solution
is increased? (TEKS 10-F)
A) HCl
B) NaCl
C) KCl
D) NH4Cl
11. The solubility of KCl(s) in water depends
on the- (TEKS 10-F)
A)
pressure on the solution
B)
rate of stirring
C)
size of the KCl sample
D)
temperature of the water
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