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Acids & Bases
What mass of solid NaCH3CO2 (molar mass = 82.0 g/mol) should
be added to 1.00 L of 0.350 M CH3CO2H to make a buffer of pH = 5.20?
(Ka for CH3CO2H = 1.8 × 10-5)
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The pH of a 1.0 × 10–8 M H3O+ solution is ____?
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Calculate the pH of 0.010 M HNO3 solution
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What happens when an acid and base are added to water?
a) Acids increase both H+ and OH- ion concentrations
b) Bases decrease both H+ and OH- ion concentrations
c) Acids increase H+ and decrease OH- concentrations
d) Bases increase H+ and decrease OH- concentrations
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The pH of blood is normally 7.400
What is the hydronium ion concentration?
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In the chemical equation PH2– + H2O ⇒
PH3 + OH–, is H2O the acid?
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A solution has a hydrogen ion concentration measured by chemical means.
It has a concentration of H+ = 5.23 x 10-8. What is the pH value of the solution?
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What volume of 0.186 M H2SO4 is needed to titrate 34.2 mL of 0.320 M NaOH in
the reaction?
H2SO4 (aq) + 2 NaOH (aq) ⇌
Na2SO4 (aq) + 2 H2O (l)
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How many liters of 3.2 M HNO3 will be required to reach the end point with 4.0 L of 2.0 M RbOH?
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