1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Alja [10]
3 years ago
13

Which of the four solutions is the best buffer against addition of acid or base?

Chemistry
1 answer:
Vera_Pavlovna [14]3 years ago
8 0

b. Na2HPO4 + NaH2PO4.

A <em>buffer </em>is a solution of a weak acid and its conjugate base. The weak acid is H2PO4^(-) and its conjugate base is HPO4^(2-).

All the other options are incorrect because they consist of only a single component.

You might be interested in
I neeed a bfffff like some one hml
Arturiano [62]

Answer:

Go talk to people more and dont rush things

Explanation:

Youll get one in time

4 0
3 years ago
Read 2 more answers
The brightness of a star as seen from Earth is referred to as (.......) brightness. what is the word I can't remember it
m_a_m_a [10]

Answer:

Star's

Explanation:

Stars have their own brightness

3 0
3 years ago
Which statement below references interactions between the geosphere, the hydrosphere and the biosphere?
erastovalidia [21]
Ekekoskekeoejekskdodjdod
7 0
3 years ago
Read 2 more answers
Brainley.<br> How is Earths crust recycled?
FromTheMoon [43]

I think it's the last one

(and I'm so sorry if I'm wrong)

6 0
3 years ago
Can someone please help
oksian1 [2.3K]

Answer:

Even ur best Friend Can you to have red flag feeling

6 0
3 years ago
Other questions:
  • How many liters of ammonia gas can be formed from 54.1 liters of hydrogen
    10·1 answer
  • Farmer brown is planting crops in his feild s. He wants to prevent the topsoil from being blown away by the wind or washed away
    12·2 answers
  • What is the maximum number of electrons that can occupy one orbital
    13·2 answers
  • when particles of matter are in direct contact and movement occurs in the substance due to convection, thermal energy transfers
    11·1 answer
  • PLEASE HELP!! thank you Which element does X represent?
    15·1 answer
  • What of the following is NOT a common property of metals?
    8·1 answer
  • 50 POINTS TO WHO ANSWERS THIS!!!
    15·2 answers
  • What is the longest day of the year?
    14·2 answers
  • The compound sodium thiosulfate pentahydrate, Na2S2O3 • 5H2O
    11·1 answer
  • When 20.00 mL of an unknown monoprotic acid is titrated with 0.125 M NaOH, it takes 15.00 mL to reach the endpoint. What is the
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!