1. How is different kind of molecules different? And similar?
2. How do differences in molecules cause substances to separate?

Answer: C; Carbon

Explanation: The model is showing it has 6 electrons, 6 protons, and 6 neutrons. Therefore the element, carbon.

Answer:

Carbon

Ok it needs more characters

Answer:

the answer is B

Explanation:

this is because viruses need to enter a host cell to start reproduce. they usually use your cell to create "virus making factories".

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no problems

Im sorry but its a pdf i can write on it :(

Answer:

Some variations make individuals better adapted to their enviorment

Answer:

some variations make individuals better adapted to thetheire environment.

Explanation:

Answer:

more predators

Explanation:

or a temp change

Answer:

A cytoplasm is a fluid inside a eukaryotic cell that contains fluids and other molecules. Most of a cell's water is in the cytoplasm. It has a colorless look.

Answer:

With the Pangaea theory I think it is important because the plate tectonics is what holds the crust layers and land together (i think)

Explanation:

Answer: hydrogen-carbonate.

Explanation:Because when carbon dioxide is passed in excess it leads to a formation of hydrogen-carbonate.

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Answer:

Explanation:A chemical response is a chemical transformation in which two chemicals combine to create a third component.

(i) Adding diluted acid to an active metal causes the test tube to heat up and hydrogen gas to escape, which results in the production of heat.

(ii) When diluted hydrochloric acid is added to silver nitrate, AgCl, a white precipitate, results.

(iii) When water is added to quicklime, the mixture boils and produces heat along with a hissing sound.

(iv) Thermal breakdown of mercury oxide - Mercury turns from red to a metallic silver tint as a result of this process.

Answer: Which substances are released during cellular respiration?

Use complete sentences to explain how the mass of oxygen is conserved during cellular respiration.

Explanation:

Answer:Use complete sentences to explain how the mass of oxygen is conserved during cellular respiration.

will help u understand

btw sorry I have an unsure answer

Calcium carbonate is considered an ionic compound because it contains both ionic and covalent bonds.

The ionic bond between the calcium ion and the carbonate ion is responsible for the compound's overall structure and stability, while the covalent bonds within the carbonate ion contribute to the integrity of the ion itself.

Calcium carbonate (CaCO3) is considered an ionic compound due to the presence of both ionic and covalent bonds within its structure.

In calcium carbonate, the calcium ion (Ca2+) and the carbonate ion (CO32-) are held together by ionic bonds. The calcium ion, with a charge of +2, is attracted to the carbonate ion, which has a charge of -2.

This strong electrostatic attraction between opposite charges results in the formation of ionic bonds.

Ionic bonds involve the complete transfer of electrons from one atom to another, resulting in the formation of ions with opposite charges.

In the case of calcium carbonate, the calcium atom loses two electrons to become a Ca2+ ion, while the carbonate ion gains two electrons to attain a charge of CO32-.

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Answer:

A molecule of methane (CH4) contains 1 carbon atom and 4 hydrogen atoms. A molecule of oxygen gas (O2) contains 2 oxygen atoms. A molecule of carbon dioxide (CO2) contains 1 carbon atom and 2 oxygen atoms. A molecule of water (H2O) contains 2 hydrogen atoms and 1 oxygen atom.

Answer: The correct fill-in-the-blank answers are:

1. through binary fission (already filled in)

2. be resistant to penicillin

3. through asexual reproduction.

4. cell replicates before

5. a simpler process

Explanation:

The correct fill-in-the-blank answers are:

1. Bacteria reproduce through binary fission (already filled in)

2. A parent bacterial cell is able to survive in the presence of antibiotic penicillin. Subsequent generations from this parent will be resistant to penicillin

3. Something that potatoes and bacteria have in common is that they both reproduce through asexual reproduction.

4. In asexual reproduction DNA from the parent cell replicates before it produces daughter cells.

5. Asexual reproduction is a simpler process than sexual reproduction.

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The statement that describes an attribute of an artesian well is B. Uses natural pressure.

Artesian wells rely on natural pressure by accessing an underground water source that is enclosed between layers of impermeable rock or clay. The water within the aquifer is naturally pressurized due to the weight of the overlying rock or the slope of the land.

When a well is drilled into the aquifer, this existing pressure allows the water to rise to the surface without the need for a mechanical pump.

This utilization of natural pressure distinguishes artesian wells from other types of wells, as they do not require artificial pumping mechanisms to extract water.

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Answer:

I'm not 100% sure but dessert and trunda I think. not sure though

Answer:

As I'm Not % Sure I Can Say C & D don't seem Right, Leaving A & B Having Me to Think the Answer is A (Hope I'm Right Good-Luck)

Explanation:

Answer:  Mountains block the winds that bring rain clouds.

Explanation: By acting as obstacles to the flow of air masses, mountains contribute significantly to the dryness of deserts. Orographic lifting is a process that occurs when moist air is forced to ascend as it approaches a mountain range. The moisture in the air condenses and forms clouds as the air cools as it climbs. As a result, on the windward side of the mountains, the air loses a lot of its moisture as precipitation. The air has already lost a significant amount of moisture by the time it reaches the leeward side of the mountains, creating a rain shadow effect. On the leeward side of the mountains, this impact results in a dryer area that is often a desert. Consequently, the existence of mountains influences

Answer:

None of them, answer seems to be 24 unless I messed up

Explanation:

How many electrons appear in the balanced equation

What the heck do they mean, do they mean transferred?

N2O5 --> NH4+

Left Side

N 5+  Electrons 2 in central shell, 5 in outer

O 2- Electrons 2 in central shell, 6 in outer

Right Side

H  1+ Electrons 1 in central shell

N 3- Electrons 2 in central shell, 5 in outer

Hmm, ok so need to balance the half equation first, this is a redox reaction.

Hmm, so it's going to be something like

H2 + N2O5 → NH + O3  

Step 1. Write down the unbalanced equation ('skeleton equation') of the chemical reaction. All reactants and products must be known. For a better result write the reaction in ionic form.

H2 + N2O5 → NH + O3  

Step 2. Separate the process into half reactions. A redox reaction is nothing but both oxidation and reduction reactions taking place simultaneously.

a) Assign oxidation numbers for each atom in the equation. Oxidation number (also called oxidation state) is a measure of the degree of oxidation of an atom in a substance (see: Rules for assigning oxidation numbers).

H02 + N+52O-25 → N-1H+1 + O03  

b) Identify and write out all redox couples in reaction. Identify which reactants are being oxidized (the oxidation number increases when it reacts) and which are being reduced (the oxidation number goes down). Write down the transfer of electrons. Carefully, insert coefficients, if necessary, to make the numbers of oxidized and reduced atoms equal on the two sides of each redox couples.

When one member of the redox couple is oxygen with an oxidation state of -2 or hydrogen with an oxidation state of +1, it is best to replace it with a water molecule.

O:3H+12O-2 → O03 + 6e-(O)

H02 → H+12O-2 + 2e-(H)

R:N+52O-25 + 12e- → 2N-1H+1(N)

c) Combine these redox couples into two half-reactions: one for the oxidation, and one for the reduction (see: Divide the redox reaction into two half-reactions).

O:3H+12O-2 + H02 → O03 + H+12O-2 + 8e-  

R:N+52O-25 + 12e- → 2N-1H+1  

Step 3. Balance the atoms in each half reaction. A chemical equation must have the same number of atoms of each element on both sides of the equation. Add appropriate coefficients (stoichiometric coefficients) in front of the chemical formulas to balance the number of atoms. Never change any formulas.

a) Balance all other atoms except hydrogen and oxygen. We can use any of the species that appear in the skeleton equations for this purpose. Keep in mind that reactants should be added only to the left side of the equation and products to the right.

O:3H+12O-2 + H02 → O03 + H+12O-2 + 8e-  

R:N+52O-25 + 12e- → 2N-1H+1  

b) Balance the charge. For reactions in an acidic solution, balance the charge so that both sides have the same total charge by adding a H+ ion to the side deficient in positive charge.

O:3H+12O-2 + H02 → O03 + H+12O-2 + 8e- + 8H+  

R:N+52O-25 + 12e- + 12H+ → 2N-1H+1  

c) Balance the oxygen atoms. Check if there are the same numbers of oxygen atoms on the left and right side, if they aren't equilibrate these atoms by adding water molecules.

O:3H+12O-2 + H02 + H2O → O03 + H+12O-2 + 8e- + 8H+  

R:N+52O-25 + 12e- + 12H+ → 2N-1H+1 + 5H2O  

Balanced half-reactions are well tabulated in handbooks and on the web in a 'Tables of standard electrode potentials'. These tables, by convention, contain the half-cell potentials for reduction. To make the oxidation reaction, simply reverse the reduction reaction and change the sign on the E1/2 value.

Step 4. Make electron gain equivalent to electron lost. The electrons lost in the oxidation half-reaction must be equal the electrons gained in the reduction half-reaction. To make the two equal, multiply the coefficients of all species by integers producing the lowest common multiple between the half-reactions.

O:3H+12O-2 + H02 + H2O → O03 + H+12O-2 + 8e- + 8H+| *3

R:N+52O-25 + 12e- + 12H+ → 2N-1H+1 + 5H2O| *2

O:9H+12O-2 + 3H02 + 3H2O → 3O03 + 3H+12O-2 + 24e- + 24H+  

R:2N+52O-25 + 24e- + 24H+ → 4N-1H+1 + 10H2O  

Step 5. Add the half-reactions together. The two half-reactions can be combined just like two algebraic equations, with the arrow serving as the equals sign. Recombine the two half-reactions by adding all the reactants together on one side and all of the products together on the other side.

9H+12O-2 + 2N+52O-25 + 3H02 + 24e- + 3H2O + 24H+ → 3O03 + 4N-1H+1 + 13H2O + 24e- + 24H+

Step 6. Simplify the equation. The same species on opposite sides of the arrow can be canceled. Write the equation so that the coefficients are the smallest set of integers possible.

2N+52O-25 + 3H02 → 3O03 + 4N-1H+1 + H2O

Answer:

the answer would be decreasing the number of phospholipids in the plasma membrane

Explanation:

Answer:Melting.

Freezing.

Evaporation.

Condensation.

Sublimation.

Explanation:

Answer: Examples for the five transformations previously given.

For the first four, we encounter common examples in everyday life, all to do with water:

Freezing - liquid to solid, e.g. water to ice, e.g. making ice cubes.

Melting - solid to liquid, e.g. ice to liquid water, melting ice cubes or snow flakes.

Condensation - gas to liquid, e.g. water vapor (gas) to liquid -  water vapor in air (humidity) condenses to form liquid droplets on the outside of a cold beverage glass on a hot humid day; or cloud formation  in the atmosphere.

Evaporation - liquid to gas, e.g. liquid water on clothes evaporates as clothes dry on clothesline or in dryer

While water can sublime under certain conditions of temperature and pressure, it is less evident in everyday life.  Carbon dioxide however is a more common example.

Sublimation - solid to gas, e.g. "dry ice" disappearing. The visible smoke associated with dry ice is most likely just condensing water vapor in the air as the solid carbon dioxide cools the air.

Explanation:

Answer:

The digramatic representation is above

Answer:

I don't see any questions, all I see is a description on Photosynthesis.

Explanation:

Answer:

"There is no God but Allah, and Muhammad is his messenger." This is the basic statement of the Islamic faith: anyone who cannot recite this wholeheartedly is not a Muslim. When a Muslim recites this they proclaim: That Allah is the only God, and that Muhammad is his prophet.

I hope u find the right path

Explanation:

Answer:

Explanation:  Mechanical energy is energy associated with the motion and position of an object. When you strike a match, it moves through the air until it rubs against a surface. The rubbing produces the heat required to light the match. This is a transformation from mechanical energy to thermal (heat) energy.

Answer:

Stigma and stamen

Explanation:

Part one stigma and Part two stakes

Hope this helps:) Have a great day.

Please give brainliest if could

When using a screw to hang a picture, it is important to understand its function. The best description of a screw is option B - "A screw allows you to use less force because a screw acts like an inclined plane."

Screws are simple machines that have an inclined plane wrapped around a cylinder. This inclined plane is known as the thread. As the screw is turned, the thread pulls the screw into the material it is being screwed into, allowing it to hold on tightly.

Because of this design, screws are able to reduce the amount of force needed to hold an object in place. This is because the force applied to the screw is spread out over a larger area, making it easier to turn the screw and insert it into the material.

In conclusion, when using a screw to hang a picture or any other object, remember that it is an inclined plane wrapped around a cylinder, designed to reduce the amount of force needed to hold an object in place.

Answer: The answer is B! <3

Explanation:

When Blake puts a screw into his wall, it is a good description of an inclined plane. The threads of a screw act like an inclined plane to increase the distance over which you exert the input force. As the threads of the screw turn, they exert an output force on the wood, pulling the screw into the wood. So the answer is B. I hope this helped! :)

I suppose the last option to be correct.

Answer:

The cell dividing rapidly and creating a cancerous tumor

Explanation:

Answer: Yes because nonrenewable resources will eventually run out and we can transition into a new era of renewable resource use. This transition would also benefit the environment.

Explanation:

this is a in your opinion question so i just gave a basic answer of what i think

Answer:

Yes because renewed sources will eventually run out

Explanation:

In mathematics, an ellipse is a plane curve surrounding two focal points, such that for all points on the curve, the sum of the two distances to the focal points is a constant. As such, it generalizes a circle, which is the special type of ellipse in which the two focal points are the same.

Maybe they might use that math thing for Science.

Both pitcher plant and king penguin use their physical adaptation to catch pray. The curved beak of the penguin helps them easily catch fish from snow similarly pitcher plant has the cup like structure to capture pray. Hence, option A is correct.

Pitfall traps, a prey-trapping mechanism with a deep hollow filled with digesting fluid, are modified leaves on a kind of carnivorous plants known as pitcher plants. Specialized leaves are used to create the traps in what are known as "genuine" pitcher plants. Using nectar, the plants draw in and suffocate their victim.

Flying, flying, or crawling insects that are out foraging are drawn to the hollow created by the cupped leaf by visual cues such nectar and anthocyanin colors.

Insects fall into the trap because the pitcher  is slippery after being saturated by dew or nectar. To aid in preventing escape, the walls of the pitfall may be covered in waxy scales, protruding aldehyde crystals, cuticular folds, downward-pointing hairs, or lunate cells that originate from guard cells.

The sharp curved beak of penguin helps to easily catch their pray. Therefore, option A is correct.

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