1) What is the conjugate acid of HS - ? - S- - H2S - H2S- - S2- 2) What is the c

Question

1) What is the conjugate acid of HS-?

- S-

- H2S

- H2S-

- S2-

2) What is the conjugate base of HS-?

- H2S-

- S-

- S2-

- H2S

3) Match the following bases with the correct conjugate acid.

4)

Given the following acid/base equilibrium assign each species as the Bronsted Acid, Bronsted Base, Conjugate Base, Conjugate acid.

5)

Given the following acid/base equilibrium assign each species as the Bronsted Acid, Bronsted Base, Conjugate Base, Conjugate acid.

PO4^3- a) H3O+ HPO4^2- b) H2O H2PO4- c) PO4^3- H2O d) HPO4^2- HO- e) HO- f) H2PO4- g) H3PO4

Explanation / Answer

1) H2S

2) S-2

3)

PO43-

d) HPO42-

HPO42-

f) H2PO4-

H2PO4-

g) H3PO4

H2O

a) H3O+

HO-

b) H2O

4)

CH3COOH(aq)

d) bronsted acid

NH3(aq)

b) bronsted base

CH3OO-(aq)

a) conjugate base

NH4+(aq)

c) conjugate acid

5)

H2CO3(aq)

c)Bronsted Acid

CH3NH2(aq)

d)Bronsted Base

HCO3-

a)Conjugate Base

CH3NH3+

b)Conjugate Acid

PO43-

d) HPO42-

HPO42-

f) H2PO4-

H2PO4-

g) H3PO4

H2O

a) H3O+

HO-

b) H2O

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