Elements in the periodic table are arranged in columns or

Answers

Answer 1
maybe by protons i forgot how to spell it :(
Answer 2
They are arranged by their atomic number which can be figured by counting how many protons or electrons they have.

Related Questions

ANSWER QUICK I AM RUNNING OUT OF TIME WILL BRAINLY, FRIEND, THANK, RATE YOU CAN PICK IF ANSWER CORRECTLY i have 6 ?s ANSWER I WILL BRAINLY Which storm is likely to cause quick destruction along a narrow path?



A.


tornado


B.


hurricane


C.


thunderstorm















Which clouds are best associated with a thunderstorm?



A.


high cumulonimbus


B.


towering funnel clouds


C.


swirling clouds with a calm center










Which statement best describes the formation of a hurricane?



A.


Air pressure differences over the ocean cause fast, spinning winds.


B.


An updraft of warm, moist air builds a cumulonimbus cloud.


C.


A downdraft of air meets spinning updrafts.














How are hurricanes and thunderstorms similar?



A.


Both cover an area as large as 650 km.


B.


Both involve the formation of large cumulonimbus clouds.


C.


Both form when warm air rises, then cools quickly to form clouds.










Is this statement true or false?



Hurricanes are classified by three stages in which updrafts of air billow up, updrafts and downdrafts swirl the wind up and down, then downdrafts cause clouds to come apart.



A.


True


B.


False







Which severe weather condition forms over warm, tropical areas?




  A. tornado

  B. hurricane

  C. thunderstorM



Answers

Here are the answers. A,A,A,C,A,C. 

I hope this helps!

Answer:

1. A. Tornado

2. A. High cumulonimbus

3. A. Air pressure differences over the ocean cause fast, spinning winds.

4. C. Both form when warm air rises, then cools quickly to form clouds.

5. B. False

6. A. Tornado

Explanation:

A tornado is a column of air with high angular velocity whose lower end is in contact with the earth's surface and the upper end with a cumulonimbus cloud. It is short and short in duration, ranging from seconds to over an hour and destroying what is in its path on a narrow path.Storm clouds have their origin in the cumulus type. They are the ones that are isolated and that look like a white cotton ball.

If it continues to grow, its upper part will be rounded and form like a small bald spot, called cumulonimbus calvus. Now they are associated with huge waterspouts, but without an electrical device. When lightning and thunder appear, we will have reached the mature phase of the storm and there is talk of cumulonimbus capillatus. Its upper part resembles a chapel or anvil, that is, the storm in its purest form.

Hurricanes are formed by the accumulation of thunderstorms that move over warm ocean waters. When the warm air from the storm and the ocean surface combine, they begin to rise in eddies. This generates low pressure on the ocean surface.The scale with which the intensity of hurricanes is measured is known as Saffir-Simpson, and it divides them into 5 categories according to the speed of their winds and cyclonic activity, which is an abnormal increase in sea level after a storm.  The scale also calculates the damage that can occur when the hurricane makes landfall.

What is number 3-6....plz help

Answers

4 because it is between

how much does a 45% solution of de-icing fluid lower freezing point of water?

Answers

Deicing Fluids. • Concentrate. • “55/45”. SAE AMS 1424 Propylene .... Figure 1 -Freezing Point of UCAR PG ADF ... Concentrate with 45 parts of water. 

Answer:

It lowers the freezing point by 30 °C

Explanation:

In the picture attached, the curve freezing point vs de-icing fluid concentration is shown. We can see that a 45% solution of de-icing fluid makes the freezing point of water -30 °C, that is, 30 °C below the pure water freezing point.

Consider the following equation in chemical equilibrium.
C2H4(g) + H2(g) = C2H6(g) + 137 kJ
What happens to the amount of ethane (C2H6) when the temperature of the system is increased?
A.The amount of ethane decreases.
B.The amount of ethane increases initially and then decreases.
C.The amount of ethane increases.
D.The amount of ethane decreases initially and then increases.

Answers

Your answer is D it decreases then increases.

PLEASE HELP!
Which nonmetals have similar chemical properties? Check all that apply.
sulfur
nitrogen
selenium
oxygen
carbon
fluorine

Answers

It is sulfur, selenium, oxygen

Answer;

Sulfur, selenium, oxygen

Explanation;Sulfur, selenium, and oxygen are non-metals that have similar chemical properties. They belong to a group called the oxygen family. Oxygen family is composed of elements oxygen, sulfur, tellurium, selenium and polonium. Each element in this family has six valence electrons in the outermost energy level. They therefore require two electrons to acquire a stable configuration or octet configuration. Thus, they have a valency of two.

New cells are created from A) matter. B) energy. C) other cells. D) non-living matter.

Answers

basically other cells

Answer: C)  other cells.

Explanation: I took the Pre-Test on USA Test Prep.

a vehicle of known mass accelerates along a straight path. according to newtons second law of motion, what caused this acceleration?

Answers

An unbalanced force has acted on the vehicle.

an electric clock in a classroom will not run if it not plugged into an electric outlet what does the clock get from the electric current from the outlet?

A) batteries

B)chemicals

C) energy

D)time of day

Answers

it might be energy or batteries I'm not saying it's right but I might be wrong
C: energy I might be wrong

Which soil layer is the least similar to the underlying rock

Answers

It would be the top soil. The most dissimilar layer is the uppermost layer.
The most dis-similar layer is the uppermost layer. In some soils it a layer of organic material called the O horizon is the best i got

A white solid can be purified from lemon juice. This solid tastes sour. When placed into water the solution conducts electricity and has a pH of 3.0. The solution turns litmus paper red. When the white powder is reacted with sodium hydroxide, a different white powder is formed which tastes salty. What kind of substance is the original white powder isolated from lemon juice?

Answers

Explanation:

When a solution is acidic in nature then it means its pH range is from 1 to 6.9. And, in an acidic solution there are more number of hydrogen ([tex]H^{+}[/tex]) or hydronium ([tex]H_{3}O^{+}[/tex]) ions as compared to hydroxide ions ([tex]OH^{-}[/tex]).  

Some properties of acids are as follows.

Acids taste sour.Acids show a pH value less that 7.Acids release hydrogen ion upon dissociation in water of polar solvents.Acids turn blue litmus into red.

Now, since the white solid substance isolated from lemon juice shows all the properties of being an acid.

Thus, we can conclude that the original white powder isolated from lemon juice is an acidic substance.

The white solid isolated from lemon juice is citric acid.

It has a sour taste, an acidic pH, and turns litmus paper red.

When reacted with sodium hydroxide, it forms sodium citrate, which tastes salty.The white solid isolated from lemon juice is citric acid.

Here's how we can identify it:

Acidic Properties: Citric acid is known for its sour taste and acidity. The description mentions that the solid tastes sour and creates a solution with a pH of 3.0, which is characteristic of an acid.Conductivity: When dissolved in water, the solution conducts electricity, indicating the presence of ions, a common property of acids.LLitmus Test: The solution turns litmus paper red, confirming its acidic nature.Reaction with Sodium Hydroxide: When the citric acid reacts with sodium hydroxide (a base), it forms a different white powder, in this case, sodium citrate, which is salty to taste.

Summary

Considering all the characteristics described, the original white solid is citric acid, a common component of lemon juice.

Name the physical properties that many ionic compounds share.

Answers

1) High melting points, high boiling points
2) Conductive in liquid form
3) Hard, but brittle in solid form

When a river overflows its banks, it deposits sediment over a broad, flat area of land on both sides of the river. This broad flat area is called a _______.

Answers

When a river overflows its banks, it deposits sediment over a broad, flat area of land on both sides of the river. This broad flat area is called a floodplain. Floodplains usually have areas of higher elevation on both sides

A broad, flat area of land on both sides of a river, where sediments are deposited when it overflow its banks is called a floodplain.

What is a river?

A river can be defined as a large natural body of fresh water that flows continuously into an ocean, lake, sea or another river. Some examples of a river include the following:

River NileMississippiSaint LawrenceDanubeAmazon

What is a floodplain?

A floodplain simply means a broad, flat area of land on both sides of a river, where sediments are deposited when it overflow its banks. Thus, a floodplain is an area of broad, flat land near a river that is usually flooded when the river overflow its banks or becomes too full.

In conclusion, old rivers are typically characterized by floodplains.

Read more on rivers here: https://brainly.com/question/17667168

Which statement about an element’s average atomic mass is correct? a. It is determined by counting the number of isotopes in a sample of the element. b. It is equal to one-twelfth the mass of the most common isotope. c. It is a weighted average, so common isotopes have a greater effect than uncommon ones. d. It is based on an isotope’s charge, so negatively charged isotopes have a greater effect than positive ones.

Answers

The average atomic mass is based on a weighted average of the relative abundance of different isotopes.

C is the correct answer

The answer is:  C. It is a weighted average, so common isotopes have a greater effect than uncommon ones.

Isotopes are chemical elements with same atomic number, but different mass number (different number of neutrons).

Isotope of chlorine-35 has mass number 35. Mass number is sum of protons and neutrons, so number of neutrons in chlorine-35 is 18 (35-17).

Isotope of chlorine-37 has mass number 37. It has 20 neutrons (37-17).

Because the average atomic mass is closer to chlorine-35, there is more this isotope in nature.

which step happens before mitosis? a. anaphase b. telophase c. interphase d. metaphase

Answers

The steps to mitosis are PMAT, or Prophase, Metaphase, Anaphase, and Telophase. 
Here, we need to know what happens BEFORE mitosis.
Thus we can rule out choice number a, choice number b, and choice number d.
This leaves us with choice number c.
C. Interphase I am pretty sure just took test on that


_____ helps to destroy animals and plants when they die, preventing them from fossilizing.

Answers

It think it would be oxygen because it would then make what ever died begin to decompose.

Answer:

Decomposers

Explanation:

Decomposers are defined as those organisms that decomposes the organic components of the dead organisms. For example, microbes and saprophytes.

When plants and animals dies, the decomposers eats up the organic substance. These consumption of organic substances helps in the growth and expansion of the microbes.

The decomposers does not allow the organisms to undergo fossilization process. It prevents them from turning into a fossil. The organism completely decays if there is no hard parts present in it.

QUESTION OF THE DAY!

A student found a spider, tick, fly, and a bee in his backyard. After studying their bodies and doing some research, he concluded that their _____ performs the major life functions.

Wings
Legs
Eyes
Cells

Answers

They don't all have wings, and individual cells have little effect... I would say Eyes. Legs are seldom used for much with bees.

In comparison to the rock it intrudes, what is the relative age of a dike?

always older than the rock it intrudes
always younger than the rock it intrudes
always older than the very top layer
always older than the last layer it intrudes

Answers

Always younger than the rock it intrudes

Always younger then the rock it intrudes is the right answer)

A rock that is made of coarse-grained particles arranged into bands is found. What type of rock is it?

Answers

Igneous Rock because all those ingredients are in them

Answer:

igneous rock

QUESTION 2

What agent causes sand dunes to form?

ocean waves

weathering of old rocks in the desert

the wind carries the sand until it runs into an obstacle

gravity

Answers

The answer to your question would be:: the wind because it carries the sand until it runs into an obstacle

Sand dunes: These are small hills made up of lose sand.

During formation of dunes ( in deserts or sea shores) there is creeping of sand particles along one side and there is sliding of sand on other side resulting in formation of a dune.

Thus the agent causes sand dunes to form is the wind carries the sand until it runs into an obstacle

what occurs when gas molecules escape from the surface of a open container of liquid?

Answers

well they evaperate into the air were the become percipitating and fall back on to the earth eventually getting sucked back into the air again

When gas molecules escape from the surface of an open container of liquid, the process is called evaporation. This involves molecules gaining enough energy to leave the liquid phase and enter the gas phase.

This occurs because some molecules in the liquid acquire enough energy to overcome the attractive forces holding them in the liquid phase. These energetic molecules then move into the gas phase, where they disperse and fill the available space in the container.

If the container were sealed, a dynamic equilibrium between evaporation and condensation would be established. During this equilibrium, the rate of molecules escaping (evaporating) would equal the rate of molecules returning to the liquid phase (condensing).

Steps involved in evaporation:

Individual molecules in the liquid gain sufficient energy from heat.These molecules overcome intermolecular forces.The molecules escape from the liquid surface and become part of the gas phase.

This constant movement between phases ensures that at equilibrium, the number of gas-phase molecules remains constant if temperature remains unchanged.

Which type of cell is a rose thorn? prokaryotic eukaryotic plant eukaryotic animal chloroplastic

Answers

Rose thorn is a eukaryotic plant cell. It is a type of eukaryotic cell.

What is eukaryotic cell?

Eukaryotic cell is defined as the cells with a well-organized nucleus and organelles surrounded by membrane-bound organelles.

The major difference between plant cell and animal cell is that one cell has lysosome present in it while other does not have lysosomes.

It can also be defined as the cell that contain the nucleus, mitochondria, and endoplasmic reticulum are all membrane-bound organelles.

There are various cell present in the eukaryotic cells sech as

MitochondriaEndoplasmic reticulumNucleusCytoplasm Golgi bodiesRibosomes etc. and many more are present.

Thus rose thorn is a eukaryotic plant cell.  It is a type of eukaryotic cell.

To learn more about eukaryotic cell, refer to the link below:

https://brainly.com/question/11351358

#SPJ2

The correct answer is eukaryotic plant.

A rose thorn is a part of a rose plant, and like all plant cells, it is classified as a eukaryotic cell. Eukaryotic cells are characterized by the presence of a true nucleus and other membrane-bound organelles. Additionally, plant cells contain chloroplasts, which are the sites of photosynthesis, and a rigid cell wall that provides structure and support to the plant. Since a rose thorn is part of the plant's defense mechanism and not an animal cell, the correct classification is eukaryotic plant cell. Chloroplastic is not a cell type but rather refers to the presence of chloroplasts within plant cells.

The chemical combination of two or more substances which can ONLY be separated by chemical means is called a(n) ________________. A) Element B) Orbit C) Mixture

Answers

I believe this would be a chemical compound, yet it is not one of the options present.

If a solution is saturated, which of these is true?
More solute can be dissolved.
The concentration cannot be increased.
No more solvent can be dissolved.
More solvent can be dissolved.

Answers

If a solution is saturated, that means it already posses the maximum number of solutes thus have been dissolved in it, and thus the concentration cannot be increased.
The concentration cannot be increased.

But depending on your level of chemistry, it can be heated with more solute dissolved to create a super-saturated solution after cooling down. But that's not necessary in this question

Why don't we notice changes in the elevation of the land due to the moons pull?

Answers

the moons gravity is not strong enough because it is too small and somewhat far away.

The velocity of a car goes from 0 m/s to 60 m/s in a forward direction. What is the best explanation for this change?


When the speed was 0 m/s, the forces acting on the car were unbalanced. When the forces became balanced, the car started to move.

When the velocity was 0 m/s, all the forces acting on the car were balanced. The velocity changed because at least one unbalanced force is acting on the car.

When the inertia was constant, the speed was 0 m/s. The speed changed because the inertia of the car increased.

The force of gravity on all sides was equal at 0 m/s. The velocity of the car increased because the force of gravity on the back of the car increased.

Answers

Thank you for posting your question here at brainly. I hope the answer will help you. Feel free to ask more questions.
When the velocity was 0 m/s, all the forces acting on the car were balanced. The velocity changed because at least one unbalanced force is acting on the car. 

The answer is B

I'm glad I could help!

how can you make a solution saturated

Answers

You add solute until it can't dissolve anymore.


QUESTION 3

What are the results of desertification?

loss of farmland

populations will increasingly immigrate to deserts

sand increases the destruction of predators

increase in vegetatation

Answers

The result would be: loss of farmland

Answer:

Loss Of Farmland :P

Explanation:

What is the acceleration of a 100 kg canoe that feels a force of 1000n?

Answers

I cant add it here but you can google the acceleration formula :)

The acceleration of a 100 kg canoe with a force of 1000 N applied to it is 10 m/s²,

calculated using the formula a = F / m.

The acceleration of a 100 kg canoe that feels a force of 1000 N can be calculated using Newton's second law of motion, which states that acceleration is equal to the net force divided by the mass of the object. Hence, the acceleration a is given by the formula:

a = F / m

Where F is the force exerted on the canoe and m is the mass of the canoe. Substituting the given values:

a = 1000 N / 100 kg = 10 m/s²

Therefore, the acceleration of the canoe is 10 meters per second squared (m/s²).

Which of these equations is balanced? a. H2SO4 + 2Al → Al2(SO4)3 + H2 b. 2KCl + Pb(NO3)2 → 2KNO3 + PbCl2

Answers

The answer is B, you just check if it is the same on the left and right side

A:
Left side - Right side
2xH - 2xH
1xS - 3xS
4xO - 12xO
2xAl - 2xAl

Therefore A is not correct

B:
Left side - right side
2xK - 2xK
1xCl - 1xCl
1xPb - 1xPb
2xN - 2xN
6xO - 6xO

B is therefore correct as both sides add up
a is not, left side has too little SO4
v is correct, it is balanced, just make sure the elements of each side are the same

24 POINTS AND 5 STARS!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

Consider the free body diagram. It is a graphic representation of Mike exerting a force on a refrigerator. Four balanced forces are acting on the refrigerator in this case, No matter how hard Mike pushes, he cannot move the refrigerator. Mike asks Bill to help him. Both men push with 2N of force.

If Mike and Bill both push on the refrigerator, all BUT ONE statement would be true.

A. If both men push, they each use about half as much force.
B. Mike is still using the same amount of force he originally used.
C. The force is most likely doubled, while the mass remains the same.
D. Combined, about twice as much force is exerted on the refrigerator.





Answers

Answer : A) If both men push, they each use about half as much force.

Explanation : If both men push, they each use about half as much force. Mike needs Bill to increase the force on the refrigerator. Two men equals two times the force. The force of each is not reduced.

Hope this helps you!

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