Which TWO scientist proposed an atomic model with a nucleus.
Rutherford
Dalton
Thomson
Bohr

The main reservoirs of the carbon cycle are the atmosphere, oceans, land (including vegetation and soils), and fossil fuels. In these reservoirs, carbon exists in both inorganic and organic forms.

The inorganic carbon cycle involves the exchange of carbon dioxide (CO2) between the atmosphere and oceans through processes like photosynthesis and respiration.

Organic carbon, on the other hand, is found in living organisms, dead organic matter, and soil organic matter. It is cycled through processes such as decomposition and consumption by organisms. The interactions between the inorganic and organic carbon cycles occur primarily in the biosphere, where photosynthesis converts inorganic carbon into organic carbon compounds. While inorganic carbon is primarily in the form of CO2, organic carbon is present in complex organic molecules. Both forms of carbon play crucial roles in energy transfer, nutrient cycling, and climate regulation.

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Answer:

Explanation:

In the cycle, after a new moon, waxing means light appears on the right side of the moon and continues to increase.

Answer: 10.63

Explanation: You divide the mass by volume.

Answer:

10.64g/cm³

Explanation:

1cm³ = 1ml

22 × 1cm³ = 22cm³

Density = Mass ÷ Volume

234 ÷ 22

Density = 10.64g/cm³ or 10640kg/m³

After the death of the Buddha, Buddhism became a formal religion through the efforts of his followers, who continued to spread his teachings and organized into communities known as sanghas. Over time, these sanghas developed a system of governance, with monastic councils, hierarchical structures, and formalized practices and rituals.

One key factor in the formalization of Buddhism was the development of the Tripitaka, a collection of the Buddha's teachings, which were written down in the Pali language and preserved by monastic communities. The Tripitaka contains three major sections: the Vinaya Pitaka, which outlines the rules and guidelines for monastic life; the Sutta Pitaka, which contains the Buddha's discourses on a wide range of topics; and the Abhidhamma Pitaka, which provides a detailed analysis of Buddhist psychology and philosophy.
The spread of Buddhism was also facilitated by the patronage of rulers such as Asoka, who supported the religion and helped to spread it throughout his empire. However, this support was not always consistent, and Buddhism faced periods of persecution and decline in various parts of the world. Despite these challenges, Buddhism has continued to evolve and adapt over the centuries, with different schools and traditions emerging in different regions. Today, Buddhism is practiced by millions of people around the world, and continues to offer a unique and powerful perspective on the nature of reality, the human condition, and the path to liberation.

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The volume of 1.5 × 10^(-2) M NaOH that must be added to 500 mL of 0.2 M HCl to give a solution that has a pH of 2.15 is 6.67 mL.

To solve this problem, we first need to write the balanced chemical equation for the reaction between sodium hydroxide (NaOH) and hydrochloric acid (HCl), which is

NaOH + HCl → NaCl + H2O.

We are given the initial concentration of HCl as 0.2 M. We then use the pH value, which is 2.15, and the relationship between pH and the concentration of hydrogen ions ([H+]) to calculate the concentration of [H+] in the final solution.

Using the equation pH = -log[H+] and [H+] = 10^(-pH),

pH = -log[H+]

[H+] = 10^(-pH)

[H+] = 10^(-2.15) = 7.08 × 10^(-3) M

we find that [H+] = 7.08 × 10^(-3) M.

Next, we need to determine the mole ratio of NaOH to HCl, which we can find from the balanced chemical equation as 1:1. We then calculate the amount of NaOH required to react with all of the HCl in the initial solution, which is 0.1 moles.

moles of HCl = concentration × volume = 0.2 M × 0.5 L = 0.1 moles

moles of NaOH = 0.1 moles

Finally, we need to calculate the volume of 1.5 × 10^(-2) M NaOH required to provide 0.1 moles of NaOH.

moles of NaOH = concentration × volume

volume = moles of NaOH / concentration

volume = 0.1 moles / 1.5 × 10^(-2) M = 6.67 L

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The given statement "Ice is an example of a molecular solid that conducts an electric current because of its strong hydrogen bonding." is False. Ice is an example of a molecular solid that does not conduct an electric current.

This is despite its strong hydrogen bonding. This is because the movement of ions or electrons, which are necessary for electrical conductivity, is restricted in a solid molecular structure. In fact, pure water and ice have very low electrical conductivity, as they contain very few ions.

However, when impurities or dissolved substances are added to water or ice, it can become a better conductor of electricity due to the presence of ions. Overall, while ice does have strong hydrogen bonding, it does not conduct electric current.

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The amount of concentrated solution needed is (0.286 M)(65 mL) / C M, and the amount of water needed is 65 mL minus the volume of the concentrated solution.

To calculate the molarity of Kool Aid desired, we need to determine the number of moles of Kool Aid powder and sugar in the package. Since the molecular formula for sugar is C12H22O11, we can calculate its molar mass as follows:

Molar mass of C12H22O11 = (12 * 12.01) + (22 * 1.01) + (11 * 16.00)

= 144.12 + 22.22 + 176.00

= 342.34 g/mol

Given that the package contains 4.25 grams of Kool Aid powder, we can calculate the number of moles of Kool Aid powder using its molar mass:

Number of moles of Kool Aid powder = Mass / Molar mass

= 4.25 g / 342.34 g/mol

≈ 0.0124 mol

Similarly, for the sugar, which has a molar mass of 342.34 g/mol, we can calculate the number of moles of sugar using its mass:

Number of moles of sugar = Mass / Molar mass

= 192.00 g / 342.34 g/mol

≈ 0.5612 mol

Now, to calculate the molarity of the desired Kool Aid solution, we need to determine the volume of water. Given that 1.06 quarts is equal to 1 liter, and we have 2.00 quarts of water, we can convert it to liters as follows:

Volume of water = 2.00 quarts * (1.06 liters / 1 quart)

= 2.12 liters

To find the molarity, we use the formula:

Molarity (M) = Number of moles / Volume (in liters)

Molarity of Kool Aid desired = (0.0124 mol + 0.5612 mol) / 2.12 L

≈ 0.286 M

To prepare 65 mL of the desired molarity, we can use dilution calculations. We need to determine the volume of concentrated solution and the volume of water needed.

Let's assume the concentration of the concentrated Kool Aid solution is C M. Using the dilution formula:

(C1)(V1) = (C2)(V2)where C1 is the initial concentration, V1 is the initial volume, C2 is the final concentration, and V2 is the final volume.

Given that C1 = C M and V1 = V mL, and we want to prepare a final volume of 65 mL (V2 = 65 mL) with a final concentration of 0.286 M (C2 = 0.286 M), we can rearrange the formula to solve for the volume of the concentrated solution:

(C M)(V mL) = (0.286 M)(65 mL)

V mL = (0.286 M)(65 mL) / C M

So, the amount of concentrated solution needed is (0.286 M)(65 mL) / C M, and the amount of water needed is 65 mL minus the volume of the concentrated solution.

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Answer:

what is this question??

Answer:

This question lacks options, however, it can be answered based in general understanding. The answer is:

The carbon is released into the atmosphere and soil during decomposition

Explanation:

Carbon is an important element that makes up the biomass of living organisms. Organisms like plants as described in this question, store carbon as sugars, which they synthesized during photosynthesis. However, when they decompose/decay, they lose this carbon content.

Decomposition is the process carried out by microbes such as fungi, bacteria etc involving the breaking down of an organic molecule into inorganic ones. Hence, when leaves of a plant die, they undergo decomposition i.e. the carbon content in their leaves present as sugar (organic molecules) is broken down to release the carbon in form of carbon dioxide, into the atmosphere, soil etc. Hence, the carbon that is stored in leaves are RELEASED when they decay causing them to lose mass.

The tensile stress required to fail a tensile coupon that has a 0.5 mm crack on one side is about 14.35 MPa.

Polymethyl methacrylate (PMMA) is a transparent thermoplastic often used as a lightweight or shatter-resistant alternative to glass. It is also used in casting, molding, and extrusion. The tensile strength of PMMA is roughly 65 MPa, but this value changes when a defect is present. The stress required to cause failure can be calculated using the single edge notch plate model to calculate the geometric factor Y.

The fracture toughness of PMMA is 1 MPa m¹/2, and the crack length is 0.5 mm. 12.5 mm is the width of the specimen.For a tensile coupon, the tensile stress required to fail it with a 0.5 mm crack on one side is calculated using the following formula:Stress = (K IC / Y √(πa)) × (b / W)where KIC is the fracture toughness, Y is the geometric factor, a is the crack length, b is the specimen width, and W is the specimen width. For a PMMA coupon with a 0.5 mm crack, a is 0.5/2 = 0.25 mm. Y = 1.12, according to the single edge notch plate model. Substituting the given values, the stress required to fail the coupon is:Stress = (1 MPa m¹/² / 1.12 √(π x 0.25 mm)) × (12.5 mm / 12.5 mm)≈ 14.35 MPa.

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Answer:

Explanation:

in order for the user to clearly view an image, the microscope must carry out two processes. ... the ability of the microscope to increase the size of the image of an object is called______. magnification. the microscope has the power to show details of an object more clearly.

The power of a microscope to show details of an object more clearly is: resolution.

A microscope can be defined as an optical device which is typically designed and developed to make an enlarged (magnified) image of a minute (very small) object, in order to show all the littlest or tiniest details (information) about the object that cannot be seen by the natural human eye.

Generally, the different types of microscopes include:

In Science, the resolution of a microscope is a measure of its power to clearly show the details of an object.

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The following is not a property of gases so the answer is "density of gases is much larger than those of solids or liquids" is not a property of gases.The correct answer is: "None of these answers." All of the statements listed in the question are properties of gases.

Gases are a state of matter that do not have a fixed shape or volume, and they expand to fill their containers completely. Gases have low densities compared to solids or liquids, which means that they are much lighter in weight. They are also highly compressible, meaning that their volume can be reduced by increasing the pressure exerted on them.

The density of gases can vary widely, depending on the temperature, pressure, and composition of the gas. For example, the density of helium gas is much lower than that of oxygen gas, due to the differences in their atomic masses. However, all gases are less dense than solids or liquids, and they all exhibit the same fundamental properties of gas behavior.

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Full Question:  Which of the following is not a property of gases?

Which of the below is NOT TRUE about ionic and covalent bonds.

Answer : Ionic bonds are stronger than covalent bonds.

Hope this helps you!

As humans we get our energy from other sources such as plants or even other animals. This is by consuming nutrients such as protein, which is converted into energy.

hope this helps! :)

In the combustion analysis of 17.1 g of sugar (C12H22O11), the mass of O2 consumed is equal to 8.55 g.

This is due to the fact that the balanced equation for the combustion of sugar is C12H22O11 + 12 O2 --> 12 CO2 + 11 H2O.

This means that for every one mole of sugar that is combusted, 12 moles of O2 are needed.

To calculate the mass of O2 consumed, the number of moles of sugar must first be calculated using the molar mass of sugar, which is 342.3 g/mol.

Therefore, 17.1 g of sugar is equal to 0.05 moles of sugar. Then, using the balanced equation, it can be seen that 0.05 moles of sugar require 0.6 moles of O2.

Finally, the mass of O2 consumed can be determined by multiplying the number of moles of O2 by the molar mass of O2, which is 32 g/mol.

Therefore, 0.6 moles of O2 is equal to 19.2 g, which is equivalent to 8.55 g of O2 consumed.

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Answer:

Four seasons occur on Earth

Explanation:

When the Earth has completely one revolution around the Sun, then it has completed 1 year, and four seasons have occurred in the meantime.

Four seasons occur on Earth when the Earth completes a revolution around the Sun.

The following points can be considered:

Therefore the correct answer is Four seasons occur on Earth.

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The NSN test search is used to locate test reports that provide comprehensive information about the testing and evaluation of specific products or items.

The National Stock Number (NSN) test search is used to locate test reports on various products or items. Test reports provide detailed information about the testing and evaluation of a particular product's performance, quality, safety, or compliance with specific standards or requirements. These reports are often conducted by independent testing laboratories or organizations to assess the characteristics and capabilities of the product.

The NSN test search allows users to search for test reports based on the NSN, which is a unique identification number assigned to each item in the federal supply system. By inputting the NSN into the search, individuals or organizations can access relevant test reports associated with that specific item or product.

The test reports obtained through the NSN test search can be valuable for various purposes, such as quality assurance, product development, procurement decisions, or regulatory compliance. They provide important insights into the performance and reliability of the item being tested, allowing users to make informed decisions based on objective evaluation and testing data.

In summary, the NSN test search is used to locate test reports that provide comprehensive information about the testing and evaluation of specific products or items.

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Absence of gravity in pace or any actual work is answerable for 30% mortality in men and 60% of the demise rate in ladies. It is the main source of redistribution of bodily fluid .

A portion of the day to day routine exercises which lead to a stationary way of life are perusing, sitting, staring at the TV, utilization of the PC and playing computer games. Illnesses whose chance variable builds because of an absence of activity system are kidney stones, liver issues, hypertension, diabetes, colon malignant growth, despondency, cardiovascular infection, uneasiness, corpulence, osteoporosis and thickening of blood.

Very much like the way that exercises give various positive advantages to your body, absence of activity additionally makes many adverse consequences. At the point when you don't work-out consistently, it can influence your temperament, muscles, bones, heart, joints, levels of glucose and lungs. Absence of exercises will make your bones exceptionally frail, aggregate overabundance body weight, causes glitch of organs or disappointment and heart issues. It would likewise make a few persistent ailments, like hypertension and diabetes.

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(Complete question) is:

The lack of gravity in pace cause a redistribution of bodily fluid. Describe what happen to the body due to this change.

The chemical force most directly responsible in the given case is hydrophobic interactions.  

The interactions between hydrophobes and water, or low water-soluble compounds, are illustrated by the hydrophobic interactions. Nonpolar hydrophobes often have a longer carbon chain than polar molecules and do not interact with the water molecules. By removing a peptide from the N terminus of trypsinogen, it can become trypsin, which allows a salt bridge to develop between the new N-terminal.

The trypsin "activation domain" undergoes a conformational shift in response to the development of this salt bridge, resulting in the establishment of the oxyanion hole and S1 binding site. Trypsinogen activation thus seems to be an illustration of protein folding influenced by electrostatic interactions. The activation domain receives 5 kcal/mol of stabilization energy through hydrophobic interactions with the Ile16 side chain.

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Answer:

An intermolecular force is the force of attraction or repulsion which act between neighboring particles (atoms, molecules, or ions). Whereas the covalent bonds are the interatomic linkage that results from the sharing of an electron pair between two atoms.

Intermolecular forces hold molecules together in a liquid or solid. Intermolecular forces are generally much weaker than covalent bonds.

Answer:

Unknown 4

Explanation:

Answer:

Products

Explanation:

The end results of a chemical reaction are called products

-> In chemistry, a product is a substance that is formed as the result of a chemical reaction.

-> Not many other ways to word this as it is a definition

Have a nice day!

     I hope this is what you are looking for, but if not - comment! I will edit and update my answer accordingly. (ノ^∇^)

- Heather

Answer:

Products

General Formulas and Concepts:

Reactions

Reactants and Products in RxNs

Explanation:

The substances used in a chemical reaction is called the reactants, usually located on the left side of the arrow (if pointing right).

The substances produced in a chemical reaction is called the products, usually located on the right side of the arrow (if pointing right).

RxN examples:

Reactant + Reactant → Product + Product

Reactant + Reactant → Product

Reactant → Product + Product

Topic: Honors Chemistry

formed from the electrostatic attraction between oppositely charged ions in a chemical compound.

Adenine is the purine base that forms three hydrogen bonds when binding its complementary nucleotide base.

Purines are a kind of nucleotide base.

They are natural aromatic organic compounds that have nitrogen atoms at positions 1 and 3 in their pyrimidine rings. Purines are nucleotides essential structural elements, which are used to create DNA and RNA.

Pyrimidine and purine are two types of nitrogenous bases found in nucleotides.

A nucleotide consists of a five-carbon sugar, a phosphate group, and a nitrogenous base.

Nitrogenous bases are a type of molecule that includes nitrogen atoms.

Pyrimidines, such as cytosine, thymine, and uracil, have a single ring of carbon and nitrogen atoms.

The purines, adenine and guanine, have a double ring of carbon and nitrogen atoms.

In DNA and RNA, nitrogenous bases are arranged in complementary pairs, and hydrogen bonds link the complementary bases.

Adenine (A) pairs with thymine (T) in DNA and uracil (U) in RNA.

On the other hand, guanine (G) pairs with cytosine (C) in both DNA and RNA.

Adenine forms hydrogen bonds with thymine, and guanine forms hydrogen bonds with cytosine.

The adenine-thymine combination has two hydrogen bonds, while the guanine-cytosine combination has three hydrogen bonds.

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Answer:

body energy

Explanation: because  you are running it is taking ur energy

Answer:

Gold

Hope it helps

have a good day

To determine the calorific values of two different types of fuel safely, follow these steps:

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Answer:

The mass of acetic anhydride is needed to completely consume 1.00 X 102 g salicylic acid is 73.91 g.

Explanation: