What are hydrogen bonds and how do they affect the physical characteristics of water?

Answers

Answer 1

Explanation:

A hydrogen bond is a common type of chemical bond in organisms. As the name suggests, this type of bond involves a hydrogen atom. The hydrogen is attracted to a strongly electronegative atom, such as oxygen, fluorine, or nitrogen of a polar covalent bond in the same or another molecule.

This gives water unique properties, such as a relatively high boiling point, high specific heat, cohesion, adhesion and density.


Related Questions

Which organisms can cause contagious diseases?

A. multicellular organisms

B. microorganisms

Answers

B. microorganisms is the answer

Answer: B. microorganisms

Explanation: Took test and it is correct

If the mass for me to see it while the volume of the substance_______ the distance sea of the substance will _______


A) decreases,decrease

B)increases, decrease

C)increases, stay the same

D)decreases, stay the same

PLEASE HELP!!!

Answers

It’s either A or B I’m not sure

Check all the answers that apply. Energy is the ability to

Question 8 options:

Change direction


Do work


Change temperature


Change speed

Answers

Answer:

Energy is the ability to do work

Explanation:

This comes about when you introduce force to an object, the power used and time taken during doing work in the devidends then energy is produced.

Keystone predators often help maintain ecological stability in a community if they

Answers

Answer:

A keystone species helps define an entire ecosystem. Without its keystone species, the ecosystem would be dramatically different or cease to exist altogether.

Explanation:

Chemosynthesis uses the sunlight as it's primary source of energy. True or false

Answers

Answer:

true big fella so basically thats the answer

Which kind of training is always conducted by a teacher who provides material and feedback?
Instructor-Based Trainings (IBT)
Computer-Based Trainings (CBT)
In-service trainings
Pre-service trainings

Answers

Answer:

Instructor-based trainings

Explanation:

Because an in person teacher is an instructor.

Answer:

A

Explanation:

Edge 2020

1. What are the 5
life processes

Answers

Answer:The basic processes of life include organization, metabolism, responsiveness, movements, and reproduction. In humans, who represent the most complex form of life, there are additional requirements such as growth, differentiation, respiration, digestion, and excretion.

HOPE THIS HELPS<3HAVE A NICE DAY:)
Organization,metabolism,responsiveness,movements, and reproduction.

How are carbohydrates and lipids similar?
(SC.912.L.18.1)
Both contain Carbon, Hydrogen, Oxygen and Nitrogen and release energy.

Both contain Carbon, Hydrogen, Oxygen and store energy.

Both contain Carbon, Hydrogen, Oxygen and Sulfur and store energy.

Both contain Carbon, Hydrogen, Oxygen and Nitrogen and store energy.

Answers

Answer:

Both are made of Carbon, Hydrogen and Oxygen, and can store energy

Explanation:

Hope this helps!

Natural gas provides approximately how much of the energy generated in the United States?
A.One-fifth
B.One-eighth
C.One-third
D.One-half

Answers

38.4 percent of energy by the U.S that is all I know

Explanation:

4. Locate the data and observations collected in your lab guide. What are the key results? How would you best summarize the data to relate your findings?















5. Do you have quantitative data (numerical results or calculations)? Do you have qualitative data (written observations and descriptions)? How can you organize this date for your report?

Answers

Answer:

You'll have to record the observations in appropriate ways and organize them The way you collect your

data should relate to how you're planning to analyze and use it These might for instance include entering

numerical observations into a  Qualitative data are collected as descriptions anecdotes opinions quote

Explanation:

None

You'll have to record the observations in appropriate ways and organize them The way you collect your  data should relate to how you're planning to analyze and use it These might for instance include entering.

HELPPPP PLEASEEEEEEEEEEE

Answers

Answer:

I think B

Explanation:

If I am wrong do not hold it against me because I said " I think."

What options make a valid hypothesis?

Answers

Answer:

For a hypothesis to be considered valid, it must make a prediction that scientists can test using a repeatable experiment. If a hypothesis cannot be falsified through experimentation, it cannot be considered part of a valid scientific theory.

What are enzymes, and why are they important to living things?

Answers

Answer:

Enzymes are biological molecules (typically proteins) that significantly speed up the rate of virtually all of the chemical reactions that take place within cells. They are vital for life and serve a wide range of important functions in the body, such as aiding in digestion and metabolism.

Explanation:

Enzymes are biological molecules (typically proteins) that significantly speed up the rate of virtually all of the chemical reactions that take place within cells.

What are the functions of enzymes?

An enzyme is a biological catalyst and is almost always a protein. It speeds up the rate of a specific chemical reaction in the cell. The enzyme is not destroyed during the reaction and is used over and over.

Enzymes help speed up chemical reactions in the human body. They are essential for respiration, digesting food, muscle and nerve function, among thousands of other roles. Each cell in the human body contains thousands of enzymes.

The function of enzymes is to carry out critical tasks. These involve muscle growth, removing toxins, and tearing down the molecules in food throughout digestion.

Learn more about enzymes:

https://brainly.com/question/14953274

#SPJ2

Which is the oldest galaxy? Spiral Spiral Milky Way Milky Way Elliptical Elliptical Irregular

Answers

Answer:

elliptical

Explanation:

Curious enough, the smallest galaxies are also the elliptical types. The oldest and farthest galaxy ever discovered is an irregular type of galaxy called GN-z11. It is 32 billion light-years / 9.8 billion parsecs away from us. It is estimated that the galaxy formed just around 400 million years after the Big Ban

Answer:

d

Explanation:

Can someone help quick this is about plant structures plzzz help​ https://brainly.com/question/18054069?utm_source=android&utm_medium=share&utm_campaign=question ​

Answers

Answer:

Ya i will

Explanation:

Why is it better to breathe through your nose? a. To filter the air. b. To warm the air. c. To remove carbon dioxide. d. To expand your lungs e. To take in more oxygen. f. To slow down your breathing.

Answers

Answer:

your awnser is c to remove carbon dioxide

22. The diagram represents one molecule of glucose, Which correctly
identifies the chemical formula of glucose? "
H
H-C-0-H
Co
H
H
I UO
C С
H-O
O-H H
0-H
C
С
H
O-H
O FC,H,O.
OG CHO
O HCHO ,
O JCHO

Answers

Answer:

Its chemical formula is C6 H12 O6,

Explanation:

I just counted the atoms for each element .

When studying a population you are studying the organisms of a single species in what type of area?
a. a designated area
b. multiple areas
c. random areas

Answers

I think a because the other ones don’t make sense if not a it’s b

Explanation:

I did this a while ago I'm guessing it's A but I'm not too sure

What does the cellular respiration in the mitochondrion require?

Answers

Explanation:

Oxygen and glucose which are used to create Adenosine Triphosphate (ATP), carbon dioxide and water.

Answer the Following (Multiple Choice):

What is the best definition of an herbicide?
a.) A chemical that takes the place of sunlight in photosynthesis.
b.) A chemical that speeds up photosynthesis in the chloroplast.
c.) A chemical that kills or slows down the growth of target plants.
d.) A chemical that promotes the growth of target plants.


Atrazine kills the plant because:
a.) It makes photosystem II send too many electrons to the electron transport chain.
b.) All of the other components of photosynthesis depend on the electrons from photosystem II.
c.) It forces the plant to make too many sugar building blocks
d.) The ATP synthase turns the atrazine into carbon dioxide.

If an herbicide steals electrons from photosystem I, it will prevent it from:
a.) forming oxygen
b.) forming NADPH
c.) forming NADP+
d.) Forming ATP

If an herbicide prevents the buildup of protons by the electron transport chain, which component will no longer be able to carry out its function?
a.) ATP synthase
b.) Photosystem II
c.) Oxygen
d.) water

If an herbicide shuts down the Calvin Cycle (light-independent reaction), what will be the consequence for the plant?
a.) The chlorophyll won’t be able to absorb light energy
b.) The plant won’t be able to break down sugars and produce carbon dioxide
c.) The plant won’t be able to produce the sugars needed for plant growth
d.) The plant will continue to grow as normal because it will have plenty of energy from the ATP synthase.

Answers

ima just take some points sorry If I gave you false hope

The first step in DNA replication occurs when the DNA molecule separates into two strands. What is the next step in DNA replication?

Answers

Answer:

Enzymes produce two new complimentary strands.

Explanation:

The separation of the two single strands of DNA creates a ‘Y’ shape called a replication ‘fork’. The two separated strands will act as templates for making the new strands of DNA.

Carrying capacity is
HELPPP!!

Answers

Answer:

species

Explanation:

Carrying capacity can be defined as a species' average population size in a particular habitat. The species population size is limited by environmental factors like adequate food, shelter, water, and mates. If these needs are not met, the population will decrease until the resource rebounds.

An athlete wants to eat a meal that will give them quick energy. Which of the following
macromolecules should the athlete consume?
Lipids (Fats)
Carbohydrates
Protein
Nucleic Acid

Answers

Carbohydrates

Because they r known as energy giving food

Answer:

Carbohydrates

Explanation:

Which of these will most likely vary across different cultural contexts?

A. Celebrating a birthday

B. Typing in a URL on the internet

C. Smelling a bouquet of flowers

D. Watching a spider spin a web

I’ll give brainlist!!!!!

Answers

Answer:

A )celebrating a birthday

Explanation:

Because it can change depending on the values different cultures might have

Answer:

A. Celebrating a birthday

Explanation:

It will vary depending on the culture. :)

1. The DNA is stored in the nucleus.
true or false

Answers

Answer:

True

Explanation:

DNA is stored in the nucleus.

True. You could even search it

I’m am small scale.
And I have scales.
I am an unusual reptile.
..That is, I have winged limbs.

What am I?

Answers

you’re probably a reptile.

Answer:

I think it is the Draco lizard, buy I am not 100% sure

Explanation:

Explain: What is a crystal?

Answers

a piece of a homogeneous solid substance having a natural geometrically regular form with symmetrically arranged plane faces.

What is the part of an enzyme’s name usually derived from?

Answers

Answer:

ase

Explanation:

The root word ase means - forms the names of enzymes

Name the process by which small amounts of fluid are taken into cells.

Answers

Answer:

Pinocytosis,

Explanation:

a process by which liquid droplets are ingested by living cells. Pinocytosis is one type of endocytosis, the general process by which cells engulf external substances, gathering them into special membrane-bound vesicles contained within the cell.

If all living things are made up of cells which of the following statements must be true

Answers

Answer:

i dont really know what you mean by this, but this is the best answer i can give:

Cells are the smallest unit can be considered alive

Explanation:

i hope this helps you! <3

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