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Knihovna

Acid & Bases Intro BW

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Poslední aktualizace 2 months ago
20 Dotazy
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5
Otázka 1
1.

Acids taste...

Otázka 2
2.

Acids make litmus paper turn...

Otázka 3
3.

Bases taste...

Otázka 4
4.

Bases feel...

Otázka 5
5.

Bases make litmus paper turn...

Otázka 6
6.

What is an Arrhenius acid?

Otázka 7
7.

A substance that ionizes completely in aqueous solutions and produces H3O+ is a...

Otázka 8
8.

Which of the following is a strong base?

Otázka 9
9.

Which of the following is a weak base?

Otázka 10
10.

A Bronsted-Lowry acid is...

Otázka 11
11.

In the equation HF + H2O ---> H3O+ + F-, which species is the Bronsted-Lowry acid?

Otázka 12
12.

A Bronsted-Lowry base is a...

Otázka 13
13.

In the reaction NH3 + H2O ---> NH4+ + OH-, which species is a Bronsted-Lowry base?

Otázka 14
14.

The pH of an acidic solution is...

Otázka 15
15.

The pH of a basic solution is...

Otázka 16
16.

If something has a pH of 3.00, what is the pOH?

Otázka 17
17.

What is the pH of a 0.48M HCl?

Otázka 18
18.

What is the pH of 0.25M NaOH?

Otázka 19
19.

What is the H+ concentration given a pH of 7.80?

Otázka 20
20.

[H+] = [8.3 x10-7], what is the pH? Acid, base or neutral?