How many valence electrons does phosphorus have?

A.6

B.4

C.5

D.3

Answers

Answer 1

Answer:

C: 5

Explanation:

i got it right on test.

Answer 2

Answer:

C.5

Explanation:

There are 5 in the Valence Shell.


Related Questions

can someone pls help me
WILL MARK U BRAINLIEST !!

Answers

Answer:

Hi, I can help and what's the question.

Answer:

all the above

Explanation:

Because that is the only answer to anything

Please HELP!!WILL GIVE BRAAIN!!!

Answers

Answer:

False

Explanation:

Pluripotent stem cells are master cells. They're able to make cells from all three basic body layers, so they can potentially produce any cell or tissue the body needs to repair itself.

Pluripotent stem cells have the ability to undergo self-renewal and to give rise to all cells of the tissues of the body (but not the placenta).

I think the answers false

What is the role of acid in our stomach ?​

Answers

Answer:

Hydrochloric acid helps your body to break down, digest, and absorb nutrients such as protein. The hydrochloric acid found in the stomach facilitates digestion by disintegrating complex large food molecules into simpler molecules. The acid activates the pepsinogen enzyme required to digest proteins.

What would need to happen for the sand on the beach to turn into a rock? Explain the necessary steps.

Answers

Answer:

Bacillus pasteuri, naturally occurring bacteria, can be used to turn sand into sandstone (calcite cement). This relatively simple process creates durable, low cost building materials. The technical name for this is microbial-induced calcite precipitation (MICP).

For hundreds of years the island of Jamaica has warm tropical weather.
A. weather
B. climate
C. climate change

Answers

The answer is c and b
Climate ..................B

Select the terms that are evaluated before assigning a Koppen-Geiger Scale rating.

•exposure
•latitude and longitude
•humidity and precipitation
•commercial crops
•local native plant life
•soil content
•elevation above sea level
•temperature extremes

Answers

Terms included in the Koppen-Geiger scale classification are: humidity and precipitation, and local native plant life.

What is the Koppen and Geiger climate classification?

The Koppen climate classification is a classification created in 1884 in which the different types of climate are described and associated with a series of letters, usually three, that indicate the behavior of temperatures and precipitation.

Additionally, this system is based on the natural vegetation of different parts of the world because this factor is related to climate, especially the limits between one climate and another.

According to the above, it can be inferred that the correct terms are: humidity and precipitation, and local native plant life.

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_____________ can change based on the force of gravity on an object.

A. Mass
B. Weight
C. Matter

Answers

Answer:

A mass

Explanation:

I learned it in 8th grade.

a. mass

explanation:  

Which amino acid is best represented by "CCA"? *

Answers

Answer:

Proline

Codon-Amino Acid Abbreviations

Explanation:

NEED BIO HELP ASAP 30 POINTS !!!!!!!!!!!!!!!!!!!!!!

Answers

1. Cell starts into mitosis phase of the cell cycle.

2. Helicase begins to break the hydrogen bonds between the nitrogen bases. (The double helix has to be unwound in order to expose the nucleotides)

3. DNA polymerase attach the free-floating nucleotides to the exposed nitrogen bases. (this allows a new DNA strand to be made on the existing one)

4. Free floating nucleotides pair up with exposed nitrogen bases (this is what really builds the new strand, based around the template strand)

5. Two new molecules of DNA are created

Statements:

Adenine

Cytosine (Car in the Garage, Apple in a Tree is a good trick to know how they pair)

DNA

Replication

Double helix

A pea plant with purple flowers is crossed with a pea plant that has white flowers. All the offspring are purple, so we can conclude that

Answers

Answer:

That the purple trait is dominant and the purple pea plant has a gene type of PP and the white flower has a gene type of pp

What is a constructive relationship​

Answers

Answer:

A constructive relationship is a relationship characterized by flexibility of role, mutual concern for members needs, as well as other factors. So in a constructive relationship, the people involved are concerned with one another's needs. It's not just self-centered, the person's own needs.

Please help. This model shows a strand of DNA. Identify how information for specifying the traits of an organism is carried in the DNA.


A)
DNA codes for the sequence of nucleotides in RNA.


B)
The nitrogen bases in DNA code for the sequence of amino acids that make
up a protein


C)
The nitrogen bases in DNA code for the sequence of nucleic acids that
make up a protein.


D)
The sugar molecules found in the backbone of a DNA molecule code for
the RNA nucleotides.

Answers

Answer:B

Explanation: I just did it

Answer:

the answer is B)

Explanation:

DNA is made of nucleotide nitrogen bases, witch turn into Amino Acids, and then finally into protein  


When is the carbon stored in plants released?
a. during cellular respiration
b. during photosynthesis
C. when they die
d. none of the above

Answers

Answer:

Helloooo

C. When they die

Explanation:

thanks ☺️

1. how many times does interphase occur before mitosis? ____

2. how many times does interphase occur before meiosis? ____

Answers

Mitosis-4 Meiosis-2 I believe so

what happens when psychological processes break down?

Answers

Answer:

dont question the impossible

Explanation:

are are the two processors that obtain energy

Answers

Different Types of Processor
Microprocessor. The fundamental process of the system is denoted by a microprocessor incorporated in the embedded systems. ...
Microcontroller. The microcontroller is standard which is available in different size and packages. ...
Embedded Processor. ...
Digital Signal Processor.

The more classification levels that two organisms share,

A) Group of answer choices

B) The easier it is to tell them apart

C) The more directly related they are

D) They closer together on Earth they live

The more twins they are

Answers

Answer:A or the more twins they are

Explanation:

How many amino acids are coded for by the strand of mRNA shown below? Assume the reading frame begins with the first nucleotide.
CGA UAC

Answers

Answer:

2 ..........................

Answer:

2

Explanation:

Two for the win!

Determine if each factor is biotic or abiotic

Answers

Answer:

Grasshopper: Biotic

Pond water: Abiotic

Dead tree: Abiotic

Soil: Has both but it is better to say Abiotic

Fungus: Biotic

Temperature: Abiotic

Answer:

Biotic Factors: grasshopper, dead tree, fungus

Abiotic Factors: Pond water, soil, temperature

19. During which phase of the cell cycle does the chromosome number increase to 4n?
A)Gap 2
B)synthesis
C)Interphase
D)mitosis

Answers

Answer:

I believe it's gap 2

Explanation:

i hope this helps if not im sorry

Gap 2 I pretty sure I hope this helps

The breakdown of food takes place in the mouth, stomach and small intestine. Name the type of digestion for which the teeth in the mouth are responsible. ​

Answers

☁ Answer and Explanation:

Mechanical Digestion is a type of digestion for which the teeth in the mouth are responsible. It consists of chewing the food.

☁ 좋은 하루 되세요!! ☁ -HunnyPeachy

What happens to food and air when they enter the body?

Answers

Food and liquid pass backward into the esophagus on their way to the stomach. Air passes forward through the larynx and into the trachea, on its way to the lungs. So the lines of travel for air, and for food and liquid, cross over in the oropharynx.

The reproductive system of a male mammal provides

(1) support for the internal development of the embryo
(2) materials through the placenta
(3) a means for the delivery of sperm cells
(4) the ovaries for egg production

Answers

(3) a means for the delivery of sperm eggs

How do Venus flytraps protect themselves from predators?

Answers

Answer:

Insects are protected by a chitin exoskeleton. The Venus flytrap cracks this protective shell using special digestion enzymes that are produced once the sensory hairs register a stimulus. It will ebb away if the hairs are not further stimulated.

Answer:

I do believe that the Venus flytrap is a predator because it is a carnivorous plant.  The plant's trap is a single large leaf with trigger hairs.

Explanation:

All of the following are functions of proteins except?
A) storage
B) movement
C) structure
D) insulation

Answers

B)Movement is the one

All of the following are functions of proteins except insulation. So, the correct option is (D).

What is Protein?

Proteins are defined as large biomolecules and macromolecules consisting of one or more long chains of amino acid residues. Proteins do most of the work in cells and are essential for the structure, function, and regulation of the body's tissues and organs.

Proteins serve as the building blocks for bones, muscles, cartilage, skin and blood which also form the blocks for enzymes, hormones and vitamins. Proteins are one of the three nutrients that provide calories while the others are fats and carbohydrates.

Proteins function are storage, movement, structure, etc.

Thus, all of the following are functions of proteins except insulation. So, the correct option is (D).

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a. What is likely to happen to coral reefs if atmospheric carbon dioxide
concentrations continue to rise? What will be the consequences for the biosphere?

Answers

Answer:

Coral reefs are under threat if atmospheric carbon dioxide levels continue to rise, new research has shown. When CO2 dissolves in the ocean, it raises the water's acidity level. This prevents a build up of calcium carbonate, which corals draw from seawater to build their skeleton

Explanation:

If atmospheric carbon dioxide continues to rise it creates a threat condition to coral reefs to their skeletons.

What are coral reefs?

According to recent research, coral reefs are in danger if atmospheric carbon dioxide levels keep rising. The ocean's water becomes more acidic as a result of CO₂ dissolving there.

This hinders the buildup of calcium carbonate, which corals use to create their skeleton from saltwater. More CO₂ is absorbed by the seas when CO₂ emissions rise.

The water is getting warmer as a result of increased greenhouse gas emissions. In water that is too much warmer or colder than 26–27 degrees celsius, coral cannot survive.

Therefore, as a result, coral has a tougher time developing its shells since the water becomes more acidic.

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What is the relationship between the growth of bread mould and temperature?​

Answers

Answer: bread molds need moisture so that the mold doesn't dry out if it is exposed to light or heat.

Explanation: Optimal mold growth occurs in warm temperatures, since the proteins that control chemical processes work more efficiently when it is warm rather than when it is cold.

Translate this to an equation.

Zinc plus aqueous silver nitrate yields silver plus aqueous zinc nitrate.

Answers

Answer:

Zn + 2AgNO3 → 2Ag + Zn(NO3)2

Explanation:

Which example best demonstrates artificial selection?
Salmon swimming upriver to lay their eggs.
The forrest service stocking trout in a lake in Montana.
Farmers breeding pigs with less fat.

Answers

Farmers breeding pigs with less fat

In a solution, salt is considered the
solute
solvent

Answers

Answer:

Solvent

Explanation:

Salt is considered the solute
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