Question

#1: Which of the following statements best describes why strong acids and strong bases are good electrolytes?

A. Strong acids and strong bases make water less pure.

B. Strong acids and strong bases combine to form salts.

C. Strong acids and strong bases neutralize each other.

D. Strong acids and strong bases completely dissociate in water.

***my answer: D

is that right? @aaronq :)

Answer 1

#2: The Brønsted-Lowry definition of acids and bases is more specific than the Arrhenius definition because of which factor?

A. The Brønsted-Lowry definition includes acids and bases that are found in water.

B. The Brønsted-Lowry definition focuses on whether a substance accepts or donates H+ ions.

C. The Brønsted-Lowry definition focuses on whether a substance accepts or donates hydrogen pairs.

D. The Brønsted-Lowry definition focuses on the pH of a substance.


***my answer: B

is that right? :)

Answer 2

#3: Coffee and tea are weak acids. What would you expect their pH values to be?

A. less than 7

B. 7

C. greater than 7

***my answer: A. less than 7

is that right??

though, when they said weak acids, do they mean almost at a basic level? not too sure haha

Answer 3

#4: What is the pH of an acid with a [H+] of 1.0 × 10^-2 M?

A. 2

B. 4

C. 7

D. 10

***my answer: A. 2

is that right? :)

Answer 4

yep! all good (Y)

Answer 5

omg!!! YAYYY :) Thank youu! :)

Answer 6

:)!

Answer 7

no probs!