Acids and Bases

Front

Weak acids found in living things are called:

Back

organic acid

Front

All acids provide --- ions

Back

hydrogen

Front

What range of values on the pH scale represent solutions with a higher ratio of hydronium (H₃O⁺) ions? Options: 0-14, below 7, 7, above 7

Back

below 7

Front

Which of these substances would be considered the weakest acid? Lemon Juice - pH=2, Apple Juice - pH=4.5, Shower Cleaner - pH=5.5, Hydrogen Peroxide - pH=7

Back

Shower Cleaner - pH=5.5

Front

True or false: a neutral solution has equal amounts of H⁺ and OH^-.

Back

True

Front

Is NaOH an acid or a base?

Back

Base

Front

Is HCl an acid or a base?

Back

Acid

Front

Acids are...

Back

proton donors.

Front

The pH scale is used to determine the strength of:
- acids and bases
- chemical bonds
- electrical charges
- particles in a solution

Back

acids and bases

Front

In which of the following aqueous solutions does the weak acid exhibit the highest percentage of ionization?

.01 M HC₂H₃O₂ . (K_a 1.8 x 10 ^-5)

,

.01 M HNO₂ . ( Ka =4.5 x 10 ^-4)

,

.01 M HClO . (Ka= 3.0 x 10 ^-8)

,

.01 M HF (Ka= 6.8 x 10 ^-4)

Back

.01 M HF (Ka= 6.8 x 10 ^-4)