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Biblioteka

Acids, bases and volumetric analysis

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Posljednje ažuriranje over 1 year ago
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Pitanje 1
1.

Which reaction is most likely to give the titration curve above?

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Pitanje 2
2.

This would not be a suitable titration curve for analysis purposes because

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Pitanje 5
5.

Sulfuric acid is known as an acid because it:

Pitanje 6
6.

The conjugate base of the ion, HPO42- is:

Pitanje 7
7.

Which of the following contains bases in order from the weakest to the strongest?

Pitanje 8
8.

Of the following solutions, which one contains the largest concentration of OH- (aq) ions?

Pitanje 9
9.

Consider the following unbalanced ionic equation:

Zn(s) + MnO4- (aq) + H+ (aq) --> Zn2+ (aq) + Mn2+ (aq) + H2O (l)

When this equation is completely balanced, the coefficient of Zn(s) will be:

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Pitanje 10
10.

Which one of these best shows the structure of a water molecule?

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Pitanje 11
11.

Which one of these is the incorrect structure?

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Pitanje 12
12.

Which one of these best shows the structure of an hydronium ion?

Pitanje 3
3.

Potassium metal reacts violently with hydrochloric acid to produce potassium chloride solution and hydrogen gas.

The balanced chemical equation showing the reaction is:

Pitanje 4
4.

Which of the following contains an a base and an acid in that order?