Reactivity 3.1.16—A buffer solution is one that resists change in pH on the addition of small amounts of acid or alkali. Describe the composition of acidic and basic buffers and explain their actions.
Description
[N/A]Directly related questions
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22N.1A.SL.TZ0.26:
Which conditions best favour oxidation of primary alcohols directly to carboxylic acids?
A. Excess acidified potassium dichromate (VI) and distillationB. Excess acidified potassium dichromate (VI) and reflux
C. Few drops of acidified potassium dichromate (VI) and distillation
D. Few drops of acidified potassium dichromate (VI) and reflux
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22N.1A.SL.TZ0.26:
Which conditions best favour oxidation of primary alcohols directly to carboxylic acids?
A. Excess acidified potassium dichromate (VI) and distillationB. Excess acidified potassium dichromate (VI) and reflux
C. Few drops of acidified potassium dichromate (VI) and distillation
D. Few drops of acidified potassium dichromate (VI) and reflux
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19N.2.HL.TZ0.5b(ii):
Describe, using a suitable equation, how the buffer solution formed during the titration resists pH changes when a small amount of acid is added.
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19N.2.HL.TZ0.5b(ii):
Describe, using a suitable equation, how the buffer solution formed during the titration resists pH changes when a small amount of acid is added.
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19N.2.HL.TZ0.b(ii):
Describe, using a suitable equation, how the buffer solution formed during the titration resists pH changes when a small amount of acid is added.
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19N.2.HL.TZ0.5b(ii):
Describe, using a suitable equation, how the buffer solution formed during the titration resists pH changes when a small amount of acid is added.
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19N.2.HL.TZ0.5b(ii):
Describe, using a suitable equation, how the buffer solution formed during the titration resists pH changes when a small amount of acid is added.
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19N.2.HL.TZ0.b(ii):
Describe, using a suitable equation, how the buffer solution formed during the titration resists pH changes when a small amount of acid is added.
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22N.1A.HL.TZ0.26:
Which solutions will form a buffer when mixed?
A. 50 cm3 of 1.0 mol dm−3 HCl and 50 cm3 of 1.0 mol dm−3 NaOHB. 50 cm3 of 1.0 mol dm−3 CH3COOH and 50 cm3 of 1.0 mol dm−3 NaOH
C. 50 cm3 of 1.0 mol dm−3 CH3COOH and 100 cm3 of 1.0 mol dm−3 NaOH
D. 100 cm3 of 1.0 mol dm−3 CH3COOH and 50 cm3 of 1.0 mol dm−3 NaOH
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22N.1A.HL.TZ0.26:
Which solutions will form a buffer when mixed?
A. 50 cm3 of 1.0 mol dm−3 HCl and 50 cm3 of 1.0 mol dm−3 NaOHB. 50 cm3 of 1.0 mol dm−3 CH3COOH and 50 cm3 of 1.0 mol dm−3 NaOH
C. 50 cm3 of 1.0 mol dm−3 CH3COOH and 100 cm3 of 1.0 mol dm−3 NaOH
D. 100 cm3 of 1.0 mol dm−3 CH3COOH and 50 cm3 of 1.0 mol dm−3 NaOH
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22N.1A.HL.TZ0.26:
Which solutions will form a buffer when mixed?
A. 50 cm3 of 1.0 mol dm−3 HCl and 50 cm3 of 1.0 mol dm−3 NaOHB. 50 cm3 of 1.0 mol dm−3 CH3COOH and 50 cm3 of 1.0 mol dm−3 NaOH
C. 50 cm3 of 1.0 mol dm−3 CH3COOH and 100 cm3 of 1.0 mol dm−3 NaOH
D. 100 cm3 of 1.0 mol dm−3 CH3COOH and 50 cm3 of 1.0 mol dm−3 NaOH
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22N.1A.HL.TZ0.26:
Which solutions will form a buffer when mixed?
A. 50 cm3 of 1.0 mol dm−3 HCl and 50 cm3 of 1.0 mol dm−3 NaOHB. 50 cm3 of 1.0 mol dm−3 CH3COOH and 50 cm3 of 1.0 mol dm−3 NaOH
C. 50 cm3 of 1.0 mol dm−3 CH3COOH and 100 cm3 of 1.0 mol dm−3 NaOH
D. 100 cm3 of 1.0 mol dm−3 CH3COOH and 50 cm3 of 1.0 mol dm−3 NaOH