Acids and Bases

Acids and Bases

Multiple Choice

What are properties of acids?

• Bitter, slippery, ph above 7
• Sour, reacts with metals, ph below 7
• Sour, reacts with metals, ph above 7
• Bitter, ph of 7, does not react with metals

Multiple Choice

What's the difference between a strong acid and a weak acid?

• Strong acids have a higher pH

• Strong acids are completely ionized in water

• Weak acids have a higher pH

• Weak acids are completely ionized in water

Multiple Choice

What is another name for a base?

• Acid
• Alkaline
• pH

Multiple Choice

A substance is found to have the following characteristics:

Very bitter taste

Feels slippery to the touch

Produces OH- ions when dissolved in water

In what category would the substance be classified?

• acid

• base

• neutral

Multiple Choice

HNO₃ is an example of a(n)

• Acid
• Base
• Neutral

Multiple Choice

Ca(OH)₂ is an example of a(n)

• Acid
• Base
• Neutral

Multiple Choice

If the [H⁺] of a solution is 1 x 10^-2 M the pH is

• 2

• 12

• -2

• 1

Multiple Choice

If the [H⁺] of a solution is 6.8 x 10^-9 M the pH is

• 8.17

• 6.80

• 9.99

• 8.62

Multiple Choice

A substance with a pH of 8.17 is a(n)

• acid

• base

Multiple Choice

If the [H⁺] of a solution is 2.8 x 10^-4 M the pH is

• 3.55

• 2.80

• 4.0

• 2.84

Multiple Choice

A substance with a pH of 3.55 is a(n)

• acid

• base

Multiple Choice

What is the pH of a solution where the [OH-] is 1 x 10^-2 M?

• -2.0

• 2.0

• 12.0

• 1.0

Multiple Choice

What is the pOH of a solution where the [OH-] is 7.3 x 10^-12 M?

• -12

• 12.00

• 2.86

• 11.14

Multiple Choice

Find the pH of a solution with [OH-] = 8.41 x 10^-4.

• 3.08

• 10.92

• 9.88

• 11.23

Multiple Choice

If the [OH^-] of a solution is 2.7 x 10^-4 M, the pH of the solution is

• 10.43

• 1.00

• 3.57

• -4.43

Multiple Choice

What is the [OH^-] of a solution with a pH of 4.0?

• 1 x10^-4 M

• 1 x 10^-10 M

• 4 x10⁴ M

• 10 M

Multiple Choice

What is the [OH^-] of a solution with a pH of 1.40?

• 0.080 M

• 0.040 M

• 2.5 x 10^-13 M

• 5.0 x 10^-13 M