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- 1. Multiple Choice
To prepare a solution of accurately known volume, use a
measuring cylinder
beaker
concial flask
volumetric flask
- 2. Multiple Choice
To deliver a fixed accurate volume of a solution, use a
pipette
burette
dropper
beaker
- 3. Multiple Choice
To deliver various volumes of a solution accurately, use a
pipette
burette
beaker
conical flask
- 4. Multiple Choice
A standard solution is a solution with accurately known concentration.
True
False
- 5. Multiple Choice
The point in an acid-alkali titration at which the reactants just react completely with each other is called the __________ point.
end point
equivalence point
- 6. Multiple Choice
__________ is a suitable indicator for the titration of a strong acid and a weak alkali.
Methyl orange
Phenolphthalein
Litmus solution
Universal indicator
- 7. Multiple Choice
__________ is a suitable indicator for the titration of a weak acid and a strong alkali.
Methyl orange
Phenolphthalein
Litmus solution
Universal indicator
- 8. Multiple Choice
During a titration, the end point and the equivalence point always occur at the same time.
True
False
- 9. Multiple Choice
20 cm3 of 1 mol dm–3 CH3COOH(aq) and 10 cm3 of 1 mol dm–3 H2SO4(aq) require the same number of moles of NaOH for complete neutralization.
True
False
- 10. Multiple Choice
In a titration experiment, a pipette is washed with distilled water and the solution it is to contain before use.
True
False
- 11. Multiple Choice
In a titration experiment, a conical flask is washed with distilled water and the solution it is to contain before use.
True
False
- 12. Multiple Choice
What volume of water is required to dilute 120 cm3 of 10 mol dm–3 sulphuric acid to a concentration of 2 mol dm–3?
360 cm3
480 cm3
600 cm3
720 cm3
- 13. Multiple Choice
What volume of 5.0 mol dm–3 hydrochloric acid is required to prepare 250 cm3 of a 0.40 mol dm–3 solution?
10 cm3
20 m3
30 m3
40 m3
- 14. Multiple Choice
3.75 dm3 of distilled water are added to 250.0 cm3 of 3.20 mol dm–3 sodium hydroxide solution. What is the molarity of the diluted solution?
0.200 mol dm-3
0.213 mol dm-3
2.00 mol dm-3
2.13 mol dm-3
- 15. Multiple Choice
Which of the following pairs of solutions, when mixed, would give a neutral solution?
100 cm3 of 1 mol dm–3 H2SO4(aq) and 100 cm3 of 1 mol dm–3 NaOH(aq)
100 cm3 of 1 mol dm–3 H2SO4(aq) and 100 cm3 of 2 mol dm–3 NaOH(aq)
100 cm3 of 2 mol dm–3 H2SO4(aq) and 50 cm3 of 2 mol dm–3 NaOH(aq)
200 cm3 of 2 mol dm–3 H2SO4(aq) and 100 cm3 of 1 mol dm–3 NaOH(aq)
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