can someone please help me, i'll give you a 5 star rating and brainliest answer​

Answer:

In atomic physics and quantum chemistry , the electron configuration is the distribution of electrons of an atom or molecule (or other physical structure) in atomic or molecular orbitals. For example, the electron configuration of the neon atom is 1s 2 2s 2 2p 6, using the notation explained below.

Explanation:

i found it on google

Answer:

To calculate an electron configuration, divide the periodic table into sections to represent the atomic orbitals, the regions where electrons are contained. Groups one and two are the s-block, three through 12 represent the d-block, 13 to 18 are the p-block and the two rows at the bottom are the f-block.

Explanation:

In atomic physics and quantum chemistry, the electron configuration is the distribution of electrons of an atom or molecule in atomic or molecular orbitals. For example, the electron configuration of the neon atom is 1s² 2s² 2p⁶, using the notation explained below.

The unsaturated fats are easier for the body to break because they are liquid at room temperature.

Unsaturated fats, which are liquid at room temperature, are regarded as healthy fats because they help reduce inflammation and raise blood cholesterol levels. Unsaturated fatty acids that have been converted to saturated fatty acids are known as trans fats.

Conversely, saturated fats lack double bonds, while unsaturated fats do. As a result, they take on a kinkier shape and don't pack as tightly. Their bonds are more easily broken when molecules are farther apart.

Therefore, since unsaturated fats are liquid at normal temperatures, the body may more easily break them down.

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Answer:

Biosphere

Explanation:

This is because the biosphere is the category of life. This means that plants, animals, humans, and bacteria are all apart of the biosphere.

Answer:

You need to dissolve 16.988 g of AgNO3 in enough water to make a final volume of 1.0 L to make a 0.1 M solution of AgNO3.

Explanation:

To make a 1.0 L of a 0.1 M solution of AgNO3, you need to know the molar mass of AgNO3, which is:

Ag = 107.87 g/mol

N = 14.01 g/mol

O = 16.00 g/mol (there are three O atoms, so 3 x 16 = 48.00 g/mol)

Total = 169.88 g/mol

Next, you need to calculate the mass of AgNO3 required to make a 0.1 M solution in 1.0 L of water:

0.1 moles/L * 1.0 L = 0.1 moles

Mass = moles x molar mass

Mass = 0.1 moles x 169.88 g/mol

Mass = 16.988 g

Therefore, you need to dissolve 16.988 g of AgNO3 in enough water to make a final volume of 1.0 L to make a 0.1 M solution of AgNO3.

Answer:

5=D

6=B

7=A

8=?????

1A= conduction

1B= radiation

1C= convection

3: C

4: A

Explanation:

2: The heat from the hot water is been transferred along the metal handle to the other end of the spoon by the process of CONDUCTION.

6.0×10⁵m is the wavelength of hello light emitted by sodium lamp if the frequency of the radiation is 5x10⁴.

A periodic wave's wavelength is its spatial period, or the length over which its form repeats. It is a property of the both traveling waves as well as standing waves in addition to different spatial wave patterns. It refers to the distance between two successive corresponding locations of the same phase just on wave, such as two nearby crests, troughs, and zero crossings.

The spatial frequency is the reciprocal of wavelength. The Greek letter lambda is frequently used to represent wavelength. The term wavelength also was occasionally used to refer to modulated waves, their sinusoidal envelopes, or waves created by the interaction of several sinusoids.

ν=c/λ

5x10⁴=3×10⁸/λ

λ =3×10⁸/ 5x10⁴

  =6.0×10⁵m

Therefore, 6.0×10⁵m is the wavelength.

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Answer:

\(\lambda = 9.376*10^{-8} m\)

Explanation:

From the question we are told that:

 \(n=6level\)

Generally the equation for Energy is mathematically given by

 \(E=\frac{hc}{\lambda}\)

Since

Energy difference will be maximum when electron return to ground state

And Shortest wavelength is emitted when  there is largest energy difference

Therefore

 \(1/\lambda = R* (\frac{1}{nf^2} - \frac{1}{ni^2})\)

Where

 \(R=Rydberg\ constant\)

 \(R = 1.097*10^7\)

Therefore

 \(1/\lambda = 1.097*10^7* ((\frac{1}{1^2} - \frac{1}{6^2})\)

  \(\lambda = 9.376*10^{-8} m\)

If you're talking about organic and inorganic compounds, they are all classified under one.

However, if you're talking about ionic and covalent compounds, they can be classified under them.

Carbon dioxide: Covalent

I believe you're talking about ChL, which could be considered a chemical compound or covalent.

NaCi does not exist. However, if you're talking about NaCl, which DOES exist, it is ionic.

Ci does not exist, but if it's Cl, once again, covalent.

Henceforth, I have no context. ChL OR NaCl could be considered the answer.

Why ChL? Chemical.

Why NaCl? It is the odd one out and ionic bonds are often considered a compound different from others.

The volume of 12 mmol of hexanol is 14.74 ml.

Hexanol, with a molecular weight of 102.16 g/mol, is a compound commonly used in various applications. To calculate the volume of 12 mmol of hexanol, we can use its molar mass and density.

First, we need to convert the given amount from millimoles (mmol) to moles by dividing it by 1000. So, 12 mmol becomes 0.012 moles.

Next, we can calculate the mass of 0.012 moles of hexanol by multiplying the molar mass (102.16 g/mol) by the number of moles. The result is 1.22592 grams.

To determine the volume, we divide the mass by the density of hexanol. Therefore, 1.22592 grams divided by 0.814 g/ml equals approximately 1.50799 ml.

Rounding to two decimal places, the volume of 12 mmol of hexanol is approximately 14.74 ml.

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Answer:

1)NUCLEUS -> It is the center of an atom which contain protons and neutrons

SHELL-> the space where the probability of finding electrons is maximum in the atom is known as shell

there are mainly four shells KLMN

2)NUCLEUS->The average potential of Nuclei is different from that of an atom.

SHELL -> The average Potential varies.

3)NUCLEUS ->Particles of the shell structure of nuclei are neutrons and protons

SHELL->Particles of the shell structure of an atom are electrons

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The best statement among the following which explains whether alchemy is a science or pseudoscience is "It is pseudoscience because each metal is known to be a unique element." Hence, Option (D) is correct.

Alchemy began to fully evolve into chemistry in the 17th century, with a greater emphasis on rational thought and experimentation and less emphasis on spirituality and mysticism.

The alchemists were never successful in changing lead into gold, but modern nuclear physics can accomplish this task.

Therefore , The best statement among the following which explains whether alchemy is a science or pseudoscience is "It is pseudoscience because each metal is known to be a unique element." Hence, Option (D) is correct.

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Earth's history has had a significant impact on the distribution of natural resources. Geological processes that have occurred over millions of years, such as plate tectonics, erosion, and sedimentation, have shaped the formation and distribution of various resources across the planet.

The movement of Earth's tectonic plates has created and destroyed landmasses, resulting in the formation of different types of geological deposits. For example, the collision of plates can lead to the formation of mountain ranges, which can contain valuable mineral deposits like gold, copper, and coal. The movement of plates can also create rift zones where valuable minerals like oil and gas can accumulate.

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Answer:

2na+o2

Pls mark as brainliest

Answer:

A

Explanation:

2NA + 02

These are your reactants, which are always on the left side of the chemical equation.

hope this helped mark brainliest pls xx

Answer:

the answer is k? lol thanks

Answer:

K

Explanation:

It is K

=========

Not K+ nor the other options, it is K

Answer:

Gixt8x75zurx7txr7x7tzzr7zr7z64zz7z84

The quantity of the unknown compound in moles dissolved in the solution can be calculated by multiplying the molality by the mass of the solvent.

The molality of a solution is defined as the number of moles of solute (the substance being dissolved) per kilogram of solvent (the substance doing the dissolving). It is represented by the symbol "m" and has units of mol/kg.

Given the molality of the solution as 3.63 m, we can calculate the number of moles of the unknown compound in the solution by using the equation:

n = molality x mass of solvent

Suppose the mass of the solvent is "m" kilograms. Then, the number of moles of the unknown compound can be calculated as:

n = 3.63 m x m

So, the quantity of the unknown compound in moles can be determined if the mass of the solvent is known. It is important to note that molality is a concentration unit that is independent of the volume of the solution, and is useful in cases where the density of the solution is not significantly affected by the addition of the solute.

In summary, the molality of a solution represents the number of moles of solute per kilogram of solvent, and the quantity of the unknown compound in moles can be calculated by multiplying the molality by the mass of the solvent.

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Answer:

Genetics?

Explanation:

Answer:

1. trait  

2.  gene

First, we have to remember the law of conservation of matter:

"The matter can not be created nor destroyed. It can only be transformed".

Then, the answer, in theory, has to be 11.0 g, that is the addition of 5.0 g and 6.0 g.

Answer:

B

Explanation:

Its nucleus is identical to an alpha particle, and consists of two protons and two neutrons. Alpha decay of heavy elements in the Earth's crust is the source of most naturally occurring helium-4 on Earth, produced after the planet cooled and solidified.

Answer: B. An Alpha particles

As helium is consist of 2 protons and 2 neutrons

Alpha particles, also consist of 2 protons and 2 neutrons bound together into a particle that's why identical to a helium-4 nucleus.

When electricity is passed through sodium sulfate solution, it separates the water molecules. Oxygen gas is produced at one electrode called the anode. At the other electrode called the cathode, hydrogen gas is produced. So, during electrolysis, oxygen gas is made at the anode and hydrogen gas is made at the cathode.

The observed F2 data shown is a typical three point linkage mapping cross. The distance between the roof and vestigial genes can be calculated based on the map units shown in the "Expected" column.

The distance between two genes on a chromosome is proportional to the frequency at which recombination occurs between them. The expected map units for the cross cinnabar, roof, vestigial to wild type is 13.5 map units, while the expected map units for the cross cinnabar, vestigial to roof is 6.6 map units. Therefore, the distance between the roof and vestigial genes is 6.9 map units (13.5 - 6.6).

The map units, also known as centimorgans (cM), are a measure of the genetic distance between two loci on a chromosome. The higher the frequency of recombination between two loci, the greater the distance between them. In this three-point linkage mapping cross, the expected map units for the cross cinnabar, roof, vestigial to wild type is 13.5 cM, while the expected map units for the cross cinnabar, vestigial to roof is 6.6 cM. By subtracting the latter from the former, we get 6.9 cM as the distance between the roof and vestigial genes.

This distance represents the average frequency of recombination between the roof and vestigial genes in the F2 population. It also indicates that there is a low probability of recombination occurring between these two genes, meaning they are likely located close to each other on the same chromosome. This information can be useful in determining the chromosomal location of these genes and in understanding their potential functional relationships.

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The phenomenon observed, where water at the top of the mountain started boiling before the water at lower stations, can be attributed to the difference in atmospheric pressure at various elevations.

Atmospheric pressure decreases with increasing altitude. The pressure exerted by the atmosphere affects the boiling point of a liquid. As the pressure decreases, the boiling point of a substance also decreases.

This is because boiling occurs when the vapor pressure of the liquid equals the atmospheric pressure. When the atmospheric pressure decreases, the vapor pressure required for boiling is reached at a lower temperature.

On top of the mountain, where the atmospheric pressure is lower, the boiling point of water is lower compared to the stations at lower elevations.

Therefore, even if the water at each station was at the same initial temperature, the water at the top of the mountain reached its boiling point first because the lower atmospheric pressure allowed the vapor pressure to be achieved at a lower temperature.

In contrast, the stations located at lower elevations experience higher atmospheric pressure, requiring a higher temperature to reach the boiling point of water. Hence, the water at these stations takes longer to reach the boiling point compared to the water at the top of the mountain.

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An increase in pressure does not affect the reaction because the moles of reactants and products or the pressure of the forward reaction are equal at equilibrium.

A chemical reaction is in equilibrium if the rate of the backward reaction and the forward reaction are equal.

Pressure affects the equilibrium position of chemical reactions involving gases.

For the given reactions in equilibrium, moles of reactants and products and hence, the pressure of the forward reaction are equal at equilibrium, therefore, an increase in pressure does not affect it.

Therefore, an increase in pressure will only affect the equilibrium of a reaction in which the pressure varies in the forward and backward reaction.

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Answer:

volcanos i think

Explanation:

learned it in 6th grade

Answer:

So combining blue with yellow light is like combining blue light with red and green light. The result of combining these three primary colors of light is to produce white light.

Explanation:

The chemical reactions that result in the synthesis or assembly of large molecules are referred to as anabolic.

Anabolic reactions, also known as anabolism, involve the formation of complex molecules from simpler ones. These reactions require energy and are essential for the growth and repair of cells and tissues in living organisms.. Anabolic reactions involve the synthesis or assembly of large molecules from smaller molecules, while catabolic reactions break down large molecules into smaller ones. Glycolysis is a metabolic pathway that breaks down glucose into smaller molecules, and anaerobic reactions occur without the use of oxygen.

Thus, anabolic reactions are the chemical reactions that result in the synthesis or assembly of large molecules.

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As a general rule of thumb, compounds that involve a metal binding with either a non-metal or a semi-metal will display ionic bonding. Compounds that are composed of only non-metals or semi-metals with non-metals will display covalent bonding and will be classified as molecular compounds.

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The chemical agent that produces highly reactive hydroxyl-free radicals and decomposes to O2 gas is hydrogen peroxide (H2O2).

Hydrogen peroxide (H2O2) is a chemical compound that consists of two hydrogen atoms bonded to two oxygen atoms. It is known for its ability to decompose into water (H2O) and oxygen gas (O2). This decomposition process is facilitated by the presence of certain catalysts or through exposure to heat, light, or specific enzymes called catalases.

During the decomposition of hydrogen peroxide, highly reactive hydroxyl-free radicals (OH•) are generated as intermediates. These hydroxyl radicals have an unpaired electron, making them extremely reactive and capable of initiating chemical reactions with various organic and inorganic substances.

Hydroxyl radicals are powerful oxidizing agents and can react with a wide range of compounds, including pollutants, toxins, and pathogens. Their reactivity allows them to break down organic molecules, neutralize harmful substances, and contribute to processes like oxidative stress, disinfection, and wound healing.

Overall, hydrogen peroxide serves as a source of both highly reactive hydroxyl radicals and oxygen gas, playing important roles in various chemical and biological processes.

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Answer:

V  = 131.23 L

Explanation:

Given data:

Moles of CO₂ = 5.3 mol

Temperature = 28°C

Pressure = 0.998 atm

Volume occupied = ?

Solution:

Formula:

PV = nRT

P= Pressure

V = volume

n = number of moles

R = general gas constant = 0.0821 atm.L/ mol.K  

T = temperature in kelvin

Now we will convert the temperature.

28+273 = 301 K

0.998 atm ×V = 5.3 mol × 0.0821 atm.L/ mol.K  × 301 K

V = 130.97 atm.L / 0.998 atm

V  = 131.23 L