Acid/Base Theories
Conjugate Acid
Conjugate Base
pOH + pH
Titration
100

What is the Arrhenius theory?

- Acids produce hydrogen ions in solution
- Bases produce hydroxide ions in solution

100

What is the acid in the following reaction? 

NH3 + H20-> NH4+  +    OH-

H20

100

What is the base in the following reaction: 

NH3 + H20-> NH4+  +    OH-

NH3

100

What is the pH of an acid with a hydrogen concentration of 1.00x10-1

1

100

What is the point called where the hydrogen ions and hyroxide ions are equal with each other in a neutralize reaction? 

equivalence point

200

What is the Brønsted-Lowry theory?

– Acid is a proton donor
– Base is a proton acceptor

200

What are the conjugate bases of H3PO4, H2PO4-, HPO42-?

H2PO4-, HPO42-, and PO43-

200

What are the conjugate acids for the follwing bases

NH3,  H20,    CH3OO-

NH4+,   H30+,   CH3OOH

200

A weak acid is diluted until the pH is 5.43. What is the concentration of H+?

3.72*10-6 M

200

What is the molarity of a base if we used 25ml of that base to neutralize 20ml of a 0.25M acid solution?

0.20M base

300

In the Bronstad and Lowry theory the Acid is the proton donator or acceptor?

donator

300

A strong acid is considred a strong acid because ______

It completely dissosociates

300

A compound with a pOH of 4.5 has a high concentration of 

Hydroxide ions

300

A weak base is diluted until the pH is 9.22. What is the concentration of OH-

1.66*10-5 M

300

If it takes 54.0 mL of 0.1 M NaOH to neutralize 125 mL of an HCl solution, what is the Molarity of HCl?

0.04M HCl

400

In the Bronstad and Lowry theory the base is the proton donator or acceptor?

acceptor

400

A weak acid is considred a weak acid because it _______

It partially dissosociates

400

A strong base is considred a strong base because ______

it completely dissociates

400

What is the pOH of an acid if it has a hydrogen concentration of 1.23x10-2?

12.1

400

If it takes 50 mL of 0.5 M NaOH solution to completely neutralize 125 mL of HCl solution, what is the concentration of HCl?

0.2M HCl

500

List the acid, base, conjugate acid, conjugate base for the follwing reaction: 

H2SO4   +    HSO4-    ->     H2SO4       +     HSO4-

Acid, base,  Conjugate Acid, Conjugate Base

500

What are the conjugate pairs in this reaction: 



and  

500

What is the conjugate base of the acid in the following reaction: 


HCl   +    H20->   ? 

OH-

500

What is the pH of a base if it has a hydroxide concentration of 2.67x10-3

11.43

500

A student titrates 20.0ml of 0.25M H2SO4 to neutralize an unkown amount of NaOH. It was netrulized at 25ml of base. What is the concentration of the base. Hint: you will need to create and balance the equation. 

0.40 M NaOH

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