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
EastWind [94]
4 years ago
5

Which of the following is a base?

Biology
2 answers:
Artemon [7]4 years ago
8 0

Which of the following is not a base?

sodium hydroxide

calcium oxide

ethanol

potassium hydroxide

MakcuM [25]4 years ago
3 0
What are the answers to choose from?
You might be interested in
Consider this reaction: HCO3− + H2S → H2CO3 + HS−
Kaylis [27]

Answer: The correct option is HCO_3^-

Explanation:

According to the Bronsted Lowry conjugate acid-base pair, an acid is a substance that donates protons and a base is a substance that accepts protons.

From the given options, HCO_3^- represents a Brønsted Lowry base as it is accepting H^+ and H_2S  represents a Brønsted Lowry acid as it is donating H^+.

HCO_3^-+H^+\rightleftharpoons H_2CO_3

H_2S\rightleftharpoons HS^-+H^+

4 0
4 years ago
Read 2 more answers
Which of the following are types of muscle that make up our muscle system? *
Airida [17]
I think All of the above
4 0
3 years ago
Read 2 more answers
How are nucleus and chloroplasts different?
Kamila [148]

Answer:

Chloroplasts are endosymbiotic descendants of photosynthetic cyanobacteria-like prokaryotes that were incorporated into cells more than a billion years ago.

Explanation:

Photosynthesis converts electrochemical energy from light into sugars and acts as the carbon source of the cell.

4 0
3 years ago
Read 2 more answers
State the importance of agriculture
n200080 [17]

Answer:

Agriculture is the main source of national income for most developing countries. However, for the developed countries, agriculture contributes a smaller per cent age to their national income. Agricultural sector provides fodder for domestic animals. Cow provides people with milk which is a form of protective food.

plss make me brainlist

8 0
3 years ago
Read 2 more answers
In all food webs, what is the ultimate source of energy? A) consumers B) decomposers C) producers D) sunlight
rosijanka [135]
The answer is D) Sunlight.

Hope this helps!

-Payshence xoxo
5 0
4 years ago
Read 2 more answers
Other questions:
  • One of the drugs that have emerged in the last few years to help reduce cravings in opioid addicts is
    8·1 answer
  • Which of the following is a source of chemical weathering that has been exacerbated by air pollution from industrial plants and
    7·2 answers
  • Which statement is true about the elements of the earth? A. the earth element stays in the same area of the lithosphere, hydrosp
    9·1 answer
  • An experiment testing the hypothesis that nitrogen markers shoot farther than carbon dioxide markers resulted in conflicting tes
    7·1 answer
  • How are decomposers they took from the ecoystsem
    5·1 answer
  • If mutation happen in the ___, it could affect offspring
    10·2 answers
  • What is formed by all th ecosystems of earth ?
    12·2 answers
  • PLEASE HELP IN ONE MINUTE WILL MARK BRAINLIST
    15·1 answer
  • When looking at someone and determining Hair color and eye color, you are usinf are determining a person's
    7·1 answer
  • HELP PLEASEEEEEE<br> List things that are a part of a birds Cardiovascular System.
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!