16 Questions
According to the Arrhenius definition, which of the following is true?
Acids donate $H^+$ ions and bases donate $OH^-$ ions
Based on the Brønsted-Lowry definitions, which statement is correct?
Acids donate $H^+$ and bases accept $H^+$
Which of the following is an example of an amphoteric substance?
Water
In the Arrhenius definition, what do bases donate?
$OH^-$ ions
In the equation HNO2 (aq) + H2O (l) → NO2- (aq) + H3O+ (aq), which one is the conjugate base?
NO2-
What is the pH of a solution with [H+] = 3 x 10^-3 M?
7
What determines whether a solution is acidic, neutral, or basic?
Relative concentrations of H+ and OH-
What is the conjugate base of H2CO3?
HCO3-
What is the relationship between the strength of an acid and its conjugate base?
Strong acid has a weak conjugate base
What is the value of the ion product of water (Kw) at 25°C?
1.0 × 10^-14
What is the relationship between pH and pOH in a solution?
pH + pOH = 14
What does a solution with [OH-] = 1 x 10^-7 M indicate?
Neutral
What is the pH of a solution with [H+] = 1 x 10^-11 M?
11
What indicates a basic solution?
[H+] < [OH-]
What is the relationship between [H+] and [OH-] in a neutral solution?
[H+] = [OH-]
What is the conjugate acid of NH3?
NH4+
Test your knowledge of acids, bases, and buffers in pre-medical chemistry with this quiz. Covering topics such as Arrhenius and Brønsted-Lowry definitions, auto-ionization of water, and acid properties, this quiz will help you review and reinforce your understanding of these fundamental concepts.
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