How specifically is kinetic energy lost during a car crash?

NaCl is able to pass through a 50 MWCO (molecular weight cut-off) membrane because it has a smaller molecular weight than the cut-off value.

The MWCO of a membrane refers to the smallest molecular weight that the membrane can effectively filter out. Any molecules with a smaller molecular weight than the MWCO value will be able to pass through the membrane, while larger molecules will be retained. NaCl has a molecular weight of approximately 58.44 g/mol, which is smaller than the 50 MWCO value. Therefore, it is able to pass through the membrane.

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Answer:

I hypothesize that if I water the garden reguarlary, making sure that the plants are not dry, that the plants will thrive. However, if you do not water them, the plants will die.

Explanation:

Hope this helps! :)

To draw the best Lewis structure, you should minimize formal charge. So correct option is (b).

Formal charge is a concept used in chemistry to assign an electrically charged value to individual atoms in a chemical species. It is calculated as the difference between the number of valence electrons in an isolated neutral atom and the number of electrons assigned to that atom in the actual species. The sum of formal charges in a neutral species must equal zero. Formal charge helps in determining the distribution of electrons in a molecule and aids in predicting chemical reactivity and stability.

Formal charge is a concept used in Lewis structures to help predict the distribution of electrons in a molecule. It is calculated as the difference between the number of valence electrons that an atom would have in an isolated state and the number of electrons assigned to it in the Lewis structure. Minimizing the formal charge in a Lewis structure helps to predict the most likely distribution of electrons in the molecule, and therefore the most likely arrangement of atoms. The other statements are incorrect.

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The Complete question is:

Which one of these statements about formal charge is true?

(a) Formal charge is the same as oxidation number.

(b) To draw the best Lewis structure, you should minimize formal charge.

(c) Formal charge takes into account the different electronegativities of the atoms in a molecule.

(d) Formal charge is most useful for ionic compounds.

(e) Formal charge is used in calculating the dipole moment of a diatomic molecule.

The photon that carries more energy is the blue photon, and it carries around 50% more energy than the average orange photon (590-620 nm). The law used to solve the previous problem suggests that energy is proportional to the frequency of an electromagnetic wave. Thus, the higher the frequency, the higher the energy. The correct option is C.

In electromagnetic radiation, the energy carried by each photon is directly proportional to the frequency and inversely proportional to the wavelength. Thus, higher frequency photons carry more energy than lower frequency photons.

A photon's energy is directly proportional to its frequency and inversely proportional to its wavelength. Thus, higher frequency photons, such as blue photons, carry more energy than lower frequency photons, such as orange photons. The energy of a photon is given by the equation: E = hf

Where E is energy, h is Planck's constant (6.63 x 10⁻³⁴ J s), and f is frequency.

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Answer:

A reactant is a substance that is present at the start of a chemical reaction. A product is a substance that is present at the end of a chemical reaction.

Explanation:

The bonding in HNNH is Sp² orbitals on each nitrogen overlap and form a sigma bond

To verify the accuracy of any chemical structure, we use the octet rule, which states that all atoms in a compound are expected to abide by. In the model of carbon IV oxide, every atom precisely satisfies the octet rule. Each atom in the molecule has eight electrons surrounding its valence shell. Given the total number of bonds and electrons, as well as the fact that CO2 has sixteen valence electrons, we can therefore conclude that this structure is correct.

It has a negative charge that is comparable to its negative charge, which is 1.602176634 coulombs, the fundamental unit of electric charge. Only 1/1,836 the mass of a proton, or 9.1093837015 10-31 kg, makes up the rest mass of an electron.

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Answer:

ocean heats up and cools down relatively slowly. Therefore, areas near the ocean generally stay cooler

Answer:

Warm and cold ocean currents can affect the climate of an area along the coast if the winds blow in from the ocean. Warm ocean currents heat the air above the water and carry the warm air to the land, increasing the temperature of the coastal region.

Explanation:

Ocean currents are important to coastal regions for a number of reasons.

Distribute heat. Ocean currents distribute heat around the globe, which helps to moderate the climate in coastal regions. For example, the Gulf Stream brings warm water from the Gulf of Mexico to the coasts of Europe, which helps to keep Europe's climate warmer than it would be otherwise.

Transport nutrients. Ocean currents transport nutrients from the ocean's depths to the surface, which supports marine life. For example, the California Current brings nutrients from the deep ocean to the surface, which supports a rich marine ecosystem off the coast of California.

Diversify marine life. Ocean currents help to diversify marine life by transporting different species to different parts of the ocean. For example, the Kuroshio Current brings warm water from the western Pacific Ocean to the eastern Pacific Ocean, which has helped to diversify the marine life in this region.

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Answer:

1, 3, 2

Explanation:

1 mole of N^2 so you have 2 N.

3 mole of H^2 so you have 6 H.

2 mole NH^3 so you have 2 N and 6 H

2N + 6H = 2N + 6H

Answer:

3

Explanation:

you must multiply everything out till everything is equal on both sides

Answer:

mercury

Explanation:

mercury is a metal on the periodic table which is liquid at room temperature

The solution of ammonium acetate into 500 mL of water  contains NH₄⁺ and C₂H₃O₂ ions.(D)

When ammonium acetate is added to water, it dissociates into its constituent ions: NH₄⁺ and C₂H₃O₂⁻. These ions are then evenly distributed throughout the solution. The NH₄⁺ ion is a weak acid and can donate a proton (H⁺ ion) to water to create NH₃ and H₃O⁺ ions, which gives the solution a slightly acidic pH.

In summary, when ammonium acetate is added to water, it dissociates into NH₄⁺ and C₂H₃O₂⁻ ions, which are evenly distributed throughout the solution.

To prepare a solution containing soluble silver ions, a chemist can dissolve a soluble silver salt, such as silver nitrate (AgNO₃), in water. When AgNO₃ dissolves in water, it dissociates into Ag⁺ and NO₃⁻ ions, which are evenly distributed throughout the solution.

The resulting solution will contain soluble silver ions, which can be used for a variety of applications, including silver plating, electrochemistry, and analytical chemistry.(D)

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There are two signs of alpha decay. The matrix 4/2He is used in all of the equations to represent the emission of an alpha particle, which is a helium nucleus made up of two protons and two neutrons.

The nucleus loses two protons during alpha decay. The nucleus either acquires or loses a proton during beta decay. There is no change in the proton count during gamma decay.

Alpha decay can be described by a nuclear equation. If the total numbers of protons and neutrons on both sides of the arrow are equal, the equation is balanced. Alpha decay is one of the four types of radioactive decay.

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Answer: Lithium (Li) 16.373%

Chlorine (Cl) 83.627%

Explanation:

Answer:

its not c because i just took the test and i got it wrong

Explanation:

Answer:A

Explanation:

Wascana Chemicals should use emissions reduction technologies to reduce the amount of sulphur dioxide emitted during paint production.

To comply with the Ministry of Environment's directive, Wascana Chemicals, a paint manufacturer, needs to reduce the amount of sulphur dioxide released during paint production. This can be accomplished through the use of emissions reduction technology, such as scrubbers, catalytic converters, or gasification systems.Scrubbers are devices that use a wet process to remove pollutants from gas streams. The gas stream is forced through a scrubbing solution that traps pollutants, including sulphur dioxide.Catalytic converters, on the other hand, use a chemical process to transform pollutants into less harmful substances. Gasification systems convert solid or liquid materials into a gas, which can be combusted to generate energy.

In conclusion, to comply with the Ministry of Environment's emissions reduction regulations, Wascana Chemicals should consider implementing one or more emissions reduction technologies such as scrubbers, catalytic converters, or gasification systems to reduce the amount of sulphur dioxide emitted during paint production.

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To determine which balloon has the greater number of particles between A (O2) and B (Ne), we can use the given mass and the molar masses of the gases to find the number of moles, which is proportional to the number of particles.

Step 1: Find the molar mass of O2 and Ne.
- O2 has a molar mass of 32.0 g/mol (since the atomic mass of O is 16.0 g/mol and O2 has two oxygen atoms).
- Ne has a molar mass of 20.18 g/mol.

Step 2: Calculate the number of moles for each gas using the given mass of 10.0 grams.
- For O2: moles = (10.0 grams) / (32.0 g/mol) = 0.3125 mol
- For Ne: moles = (10.0 grams) / (20.18 g/mol) = 0.4955 mol

Step 3: Compare the number of moles to determine which balloon has more particles.
- Since 0.4955 mol (Ne) > 0.3125 mol (O2), the balloon filled with Ne (B) has a greater number of particles.

So, in the pair of balloons filled with 10.0 grams of O2 (A) and Ne (B), the balloon with the greater number of particles is B (Ne).

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The function of this procedure, which involves the addition of ethanol to a filtered extract, is to precipitate and separate compounds of interest from the mixture. Ethanol serves as a precipitating agent, causing specific substances to become insoluble and form solid particles.

The filtered extract refers to the mixture obtained after removing solid impurities. The procedure can be broken down into the following steps:

1. Obtain a filtered extract by separating solid impurities from a liquid mixture.
2. Add ethanol to the filtered extract. The ethanol induces precipitation of the desired compounds.
3. Allow the mixture to settle, and the precipitated compounds will form solid particles.
4. Separate the solid particles from the liquid by methods such as centrifugation or filtration.

The reason for this procedure is that ethanol promotes the separation of specific compounds from the mixture, making it easier to isolate and study them. This is important in various fields such as chemistry, biology, and pharmaceutical research.

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Answer:

An unstable form of a chemical element that releases radiation as it breaks down and becomes more stable. Radioisotopes may occur in nature or be made in a laboratory. In medicine, they are used in imaging tests and in treatment.

Hope I could help!

Answer:

(RAY-dee-oh-I-suh-tope) An unstable form of a chemical element that releases radiation as it breaks down and becomes more stable. Radioisotopes may occur in nature or be made in a laboratory. In medicine, they are used in imaging tests and in treatment. Also called radionuclide.

Explanation:

Answer:

Frequency is 2Hz

Explanation:

According to the electronic configuration, Li,C, F belong to same period as they have 2 shells .Among F,S, P it is neither same period or group and for O,S,Se they belong to the same group as they have 6 valence electrons.

Electronic configuration is defined as the distribution of electrons which are present in an atom or molecule in atomic or molecular orbitals.It describes how each electron moves independently in an orbital.

Knowledge of electronic configuration is necessary for understanding the structure of periodic table.It helps in understanding the chemical properties of elements.

Elements undergo chemical reactions in order to achieve stability. Main group elements obey the octet rule in their electronic configuration while the transition elements follow the 18 electron rule. Noble elements have valence shell complete in ground state and hence are said to be stable.

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Answer:

integral of 17 tan*(x) x dx = uv - integral of v du

= (17 tan*(x))(1/2)x^2 - integral of (1/2)x^2 (17 sec^2(x) dx)

= (17/2) tan*(x) x^2 - (17/4) integral of sec^2(x) dx

= (17/2) tan*(x) x^2 - (17/4) tan(x) + C

where C is the constant of integration.

For the second integral, the integral of (64 + e^x)dx, we can integrate each term separately. The integral of 64 dx is simply 64x, and the integral of e^x dx is e^x. Therefore,

integral of (64 + e^x) dx = 64x

Explanation:

Answer has the explaination.

To evaluate the integral of 17 tan(x) x dx, we can use integration by substitution.

Let u = tan(x), then du/dx = sec^2(x) and dx = du/sec^2(x). Substituting these into the integral gives 17∫u du. Integrating u with respect to itself gives (17/2)u^2 + C. Substituting u = tan(x) back in gives the final answer of (17/2)tan^2(x) + C. Don't forget to include the absolute value of tan(x) when necessary. To evaluate the integral, first note the given function: 17tan(x) x^2 dx. We can apply integration by parts, using the formula ∫u dv = uv - ∫v du. Let u = x^2, so du = 2x dx, and let dv = 17tan(x) dx, so v = 17∫tan(x) dx = -17ln|cos(x)|.
Now, uv - ∫v du = -17x^2ln|cos(x)| - ∫(-17ln|cos(x)|)(2x dx). Next, apply integration by parts again on ∫(-17ln|cos(x)|)(2x dx), with u = 2x and dv = -17ln|cos(x)| dx.
Simplify and combine terms, then add C for the constant of integration to obtain the final answer.

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Amino acids and proteins are similar to the nucleotides and nucleic acids. Just as proteins are made up of numbers of amino acids, similarly nucleic acids, which include DNA (deoxyribonucleic acid) and RNA (ribonucleic acid), are made from monomers known as nucleotides.

Although they mainly do different functions in the cell, they do have a lot in common.

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INFORMATION:

We know that:

- The normal boiling and freezing points of argon are 87.3 K and 84.0 K

- The triple point is at 82.7 K and 0.68 atmosphere.

And we must draw a phase diagram for argon using the data

STEP BY STEP EXPLANATION:

To draw the diagram, we must graph first the triple point since it is the common point for the three states of the argon

Then, we need to use that the normal boiling and freezing points of argon are 87.3 K and 84.0 K to divide he states of the argon in the graph

Finally, we need to show the position of the normal boiling point

So, we obtain the next graph

ANSWER:

When answering questions on Brainly, it is important to be factually accurate, professional, and friendly. It is also important to be concise and avoid providing extraneous amounts of detail. Typos and irrelevant parts of the question should be ignored. The correct answer to the given question is option A

The correct answer to the given question is option A: share electrons like a metal and conduct electricity. Liquid metallic hydrogen is found in the mantle region of Jupiter and is formed when hydrogen atoms are pushed together under intense pressure so that they can share electrons like a metal and conduct electricity.

This liquid metallic hydrogen is considered a good conductor of electricity and magnetism. It is also believed that this liquid metallic hydrogen is responsible for the strong magnetic field of Jupiter.

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Answer:

a

Explanation:

i took the quiz

Answer:

Explanation:

true it is 1064 c

Answer:

true

Explanation:

it's 1064º C

Answer:

False

Explanation:

When you continuously feed waves into space, there are going to be some cold spots, or "dead spots."

The compound that contains a multiple covalent bond in the list is C2H4.

A multiple covalent bond is a double or triple bond. The bonds are known by multiple dashes between atoms that are covalently bonded.

Compounds that contain multiple covalent bonds do not contain the full compliment of hydrogen atoms per carbon atom. Hence, the compound that contains a multiple covalent bond is C2H4.

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