Lessons 11.4 & 11.5

Obavezno

1

What is the conjugate base of HCl?

HCl₂

H₂O

OH-

Cl-

Obavezno

1

Identify the conjugate acid-base pair.

H₂CO₃/ HCO₃^-

H₂O / H₃O+

H₃CO₃ / OH-

CO₃^-2 /HCO₃^-

Obavezno

1

Find the conjugate base in H₂SO_4.

HSO₃^-

SO₃^2-

H₂O₂

HSO₄^-

Obavezno

1

Which of the following has a weak conjugate base?

H₂O

HCOOH

HCl

HF

Obavezno

1

What is the correct description for this solution of HBr?

strong acid

weak acid

strong base

weak base

Obavezno

1

Identify the weak base.
H₂SO₄(aq) + H₂O(l) ⇄ H₃O+(aq) + HSO₄^–(aq)

H₂SO₄

H₂O

H₃O⁺

HSO₄^-

Obavezno

1

A 25.00 mL sample of hydrochloric acid (HCl) is titrated with 0.150 M NaOH. It takes 32.40 mL of the NaOH solution to reach the equivalence point. What is the molarity of the HCl solution?
HCl + NaOH → NaCl + H₂O

0.0972 M

0.150 M

0.194 M

0.486 M

Lessons 11.4 & 11.5

What is the conjugate base of HCl?

Identify the conjugate acid-base pair.

Find the conjugate base in H2SO4.

Which of the following has a weak conjugate base?

What is the correct description for this solution of HBr?

Identify the weak base. H2SO4(aq) + H2O(l) ⇄ H3O+(aq) + HSO4–(aq)

A 25.00 mL sample of hydrochloric acid (HCl) is titrated with 0.150 M NaOH. It takes 32.40 mL of the NaOH solution to reach the equivalence point. What is the molarity of the HCl solution?HCl + NaOH → NaCl + H2​O

What is the conjugate base of HCl?

Identify the conjugate acid-base pair.

Find the conjugate base in H2SO4.

Which of the following has a weak conjugate base?

What is the correct description for this solution of HBr?

Identify the weak base. H2SO4(aq) + H2O(l) ⇄ H3O+(aq) + HSO4–(aq)

A 25.00 mL sample of hydrochloric acid (HCl) is titrated with 0.150 M NaOH. It takes 32.40 mL of the NaOH solution to reach the equivalence point. What is the molarity of the HCl solution?HCl + NaOH → NaCl + H2​O

Find the conjugate base in H₂SO_4.

Identify the weak base.
H₂SO₄(aq) + H₂O(l) ⇄ H₃O+(aq) + HSO₄^–(aq)

A 25.00 mL sample of hydrochloric acid (HCl) is titrated with 0.150 M NaOH. It takes 32.40 mL of the NaOH solution to reach the equivalence point. What is the molarity of the HCl solution?
HCl + NaOH → NaCl + H₂O

Find the conjugate base in H₂SO_4.

Identify the weak base.
H₂SO₄(aq) + H₂O(l) ⇄ H₃O+(aq) + HSO₄^–(aq)

A 25.00 mL sample of hydrochloric acid (HCl) is titrated with 0.150 M NaOH. It takes 32.40 mL of the NaOH solution to reach the equivalence point. What is the molarity of the HCl solution?
HCl + NaOH → NaCl + H₂O