In exponential smoothing, the closer alpha is to ________, the greater the reaction to the most recent demand.

Answer:

Chemical to electrical to kinetic energy

Explanation:

In a battery-operated fan, first, the chemical energy stored in the battery is converted to electrical energy within the fan and then the electrical energy, in turn, is converted to kinetic energy which makes the blades of the fan rotate. The rotation of the fan creates a breeze that forces the evaporation of sweat molecules from the surface of the skin and causes cooling in return.

A manometer is used to measure the pressure of a gas supply. The changes that give a greater value of height using a less dense liquid.

A manometer is a device used to measure the pressure. It consists of a U shaped device of glass which is filled with high density liquid, mercury.

Thus, the manometer is used to measure the pressure of a gas supply. The changes that give a greater value of height using a less dense liquid.

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Oxygen has a lower first ionization energy than both nitrogen and fluorine because of higher electron to electron repulsion as compared to nitrogen and fluorine.

Fluorine is a more electronegative element as compared to oxygen. Due to the high electronegativity of the fluorine atom, the outermost electrons of the fluorine atom are more tightly held by the nucleus as compared to oxygen. So removing the outermost electron of the fluorine atom requires more energy than removing the outermost electron of the oxygen atom. In the nitrogen atoms, the three 2p electrons are present in different atomic orbitals. But in the case of an oxygen atom, two out of the four 2p electrons are present in the same atomic orbital which results in increased electron-to-electron repulsion in the oxygen. This is why oxygen has less ionization energy than a fluorine atom. Oxygen also has low ionization energy as compared to nitrogen. This is because an electron is added to half full orbital in an oxygen atom which results in electron-to-electron repulsion which will lower the ionization energy.

So we can conclude that due to electron to electron repulsion as compared to nitrogen and fluorine, oxygen has a lower first ionization energy than both nitrogen and fluorine.

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Answer:

Bases and Acids are chemically opposite from each other,and there are multiple ways to distinguish how they react when dissolved in water.

Explanation:

Answer:

The food coloring mixes through the hot water faster than it mixes with the cold water. The reason for this is because  in hot water, the water molecules have more energy and are moving faster than the molecules of cold water. This makes it way more easier for the dye to get mixed throughout the hot water.

Explanation:

A. build proteins

Explanation:

The endoplasmic reticulum can either be smooth or rough, and in general its function is to produce proteins for the rest of the cell to function. The rough endoplasmic reticulum has on it ribosomes, which are small, round organelles whose function it is to make those proteins

Answer:

las plantas

Explanation:

Las plantas son los seres vivos capaces de transformar energía luminosa utilizando agua y dióxido de carbono (CO₂) en energía química en forma de moléculas llamadas carbohidratos. El proceso a través del cual realizan esto se denomina fotosíntesis, y para ello requieren un pigmento de color verde denominado clorofila, el cual es necesario para captar la energía luminosa proveniente del Sol.

The balanced chemical equation for the reaction is as follows:

6 Li[s] + \(N_{2}\)[g] = 2\(Li_{3}\)N[s]

Meaning of the reaction is that 6 moles of lithium reacts with nitrogen to form two moles of lithium nitride.

The product formed is:

Highly flammable and reactive chemical and a Dangerous fire and explosion hazard.

Lithium Nitride can affect you when breathed in and may be absorbed through the skin.

Contact can severely irritate and burn the skin and eyes. Breathing Lithium Nitride can irritate the nose and throat.

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Answer:

\(5.1 \div 5.63\)

Answer:

En la imagen adjunta.

Explanation:

¡Hola!

En este caso, dados los lineamientos IUPAC que tenemos en cuenta para dibujar la estructura de hidrocarburos cíclicos, para el 1,4-ciclohexadieno, es posible determinar que esta estructura viene dada por hexágono que representa el ciclohexano y dos dobles enlaces en los carbonos 1 y 4 al ser un dieno. Por lo anterior, en la imagen adjunta, puede encontrar la estructura requerida.

¡Saludos!

To determine the weight of the liquid that fills the tank, we first need to calculate the volume of the hemisphere tank. The formula for the volume of a hemisphere is V = (2/3)πr^3, where r is the radius of the hemisphere. Plugging in the given radius of 11 feet, we get: V = (2/3)π(11^3) = 5570.9 cubic feet

Next, we can use the density of the liquid, which is given as 91.9 pounds per cubic foot, to calculate the weight of the liquid. The formula for weight is weight = volume x density. Plugging in the values we have, we get:
weight = 5570.9 cubic feet x 91.9 pounds per cubic foot = 512,133.71 pounds
Therefore, the weight of the liquid that fills the hemisphere tank is 512,133.71 pounds.

In summary, the weight of the liquid in the tank is 512,133.71 pounds, and we arrived at this answer by calculating the volume of the hemisphere tank and multiplying it by the density of the liquid.

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Answer:

it would slowly die off and the kinda of animal will not be there because it cant live there because they cant adapt to stay alive

Hope This Helped

Answer:

Any element with 7 electrons in the outermost shell will have similar properties.

Explanation:

To completely react with 4.81 grams of sodium metal at STP, approximately 0.136 liters of chlorine gas would be required.

To determine the volume of chlorine gas needed, we can use the principle of stoichiometry and the ideal gas law. First, we need to balance the chemical equation for the reaction between sodium and chlorine:

2 Na + Cl₂ → 2 NaCl

From the balanced equation, we can see that 2 moles of sodium react with 1 mole of chlorine gas to produce 2 moles of sodium chloride.

Next, we need to convert the given mass of sodium to moles. The molar mass of sodium (Na) is 22.99 g/mol. Therefore, the number of moles of sodium is:

4.81 g Na / 22.99 g/mol ≈ 0.2092 mol Na

According to the balanced equation, this means we would need half as many moles of chlorine gas. Thus, the moles of chlorine required is:

0.2092 mol Na / 2 = 0.1046 mol Cl₂

Finally, we can use the ideal gas law to calculate the volume of chlorine gas at STP (standard temperature and pressure). At STP, 1 mole of any gas occupies 22.4 liters. Therefore, the volume of chlorine gas needed is:

0.1046 mol Cl₂ * 22.4 L/mol ≈ 2.34 liters

So, approximately 2.34 liters (or 0.136 liters when rounded to three significant figures) of chlorine gas at STP is necessary for the complete reaction of 4.81 grams of sodium metal.

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The phase diagram represents the different phase transitions that occur in matter. The arrow labeled "1" represents the transition from a solid to a liquid state, which is commonly known as melting or fusion.

When a substance undergoes melting, it absorbs a specific amount of energy known as the latent heat of fusion. To identify the arrow that most likely represents a phase change involving the same amount of energy as arrow 1, we need to consider the specific phase transitions and their associated energy changes. The phase transition directly opposite to melting on the phase diagram is the transition from a liquid to a solid state, known as freezing or solidification. This transition involves the release of the same amount of energy that was absorbed during melting.

Hence, the arrow that most likely represents the phase change involving the same amount of energy as arrow 1 is arrow "6," which signifies the transition from a liquid to a solid state. Both melting and freezing involve the same amount of energy exchange, as they are reversible processes occurring at the same temperature.

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Answer:

i am so sorry. i do not have a answer but i am trying to find questioms i can answer

A tutorial concerning atomic orbitals can help one comprehend the fundamental tenets of quantum mechanics pertaining to atoms and their electrons.

This tutorial encompasses the shapes, extents, as well as energies of atomic orbitals; moreover, it shows how they congregate to create molecular orbitals.

In addition to that, it notifies us on how the electronic arrangements of atoms determine their chemical traits and functions such as responsiveness and its capability to bond with other atoms.

Thus, a tutorial concerning atomic orbitals builds up a foundation for understanding the behavior of matter at both the atomic and molecular levels.

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Note that the video was about Orbitals in Atoms. Here is some information about that.

Existence of electrons in an energy state is referred to as Basic Atomic Orbitals.

Characterized by their shape, energy, and probability of containing an electron, the orbitals are categorized into various types such as s, p, d and f - each with a unique structure and distinct energy levels. For instance, the spherical shape of an s-orbital possesses greater energy when away from the nucleus.

Meanwhile, a p-orbital has two lobes separated by a node. Of utmost importance when examining atoms, molecules, and chemical reactions is gaining knowledge about atomic orbitals. Unlike other orbitals, d and f varieties possess a high degree of complexity regarding shape as well as energy distribution.

Physically speaking,the probability that electrons exist within these orbitals can be determined through measuring electron densities based on their distances from nuclei.

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Answer:

One is a fluid and one is not.

Explanation:

Fluid is a common state of certain substances, or a type of matter. Liquid is one of the three phases or state of matter. Fluids flow and has some viscosity (thickness). Liquids also flows and it has volume, but no definite shape. A non fluid is a substance that is not a liquid.

Answer:

one is limited and one isn't

1 mole of oxygen is required

Answer:

Straight chains, branched chain and rings.

Explanation:

Hope this helps :)

Answer/Explanation:

Carbon based molecules tend to form in chain like patterns. So, carbon molecules could/would form a chain that branches out, a chain that travels in a straight or constant direction, and a chain that connects into a loop style.

Answer:  The equilibrium concentration of NCl₃ is 1.2x10⁻⁴ = (2x)² / ((1.0 - x) * (1.5 - 3x)³)

Explanation:

To solve this problem, we'll use the provided equilibrium constant (Kc) and the stoichiometry of the balanced equation to determine the equilibrium concentrations of N₂, Cl₂, and NCl₃.

The balanced equation for the reaction is:

N₂ + 3 Cl₂ ⇌ 2 NCl₃

Let's assume that at equilibrium, the change in the concentration of N₂ is x (M), the change in the concentration of Cl₂ is 3x (M), and the change in the concentration of NCl₃ is 2x (M).

Using the equilibrium concentrations, we can write the expression for the equilibrium constant as follows:

Kc = [NCl₃]₂ / ([N₂] * [Cl₂]₂)Given:

Initial concentration of N = 1.0 M

Initial concentration of Cl₂ = 1.5 M

Equilibrium constant (Kc) = 1.2x10^-4a.

Equilibrium concentration of N₂:

At equilibrium, the concentration of N₂ is given by the expression:

[N₂] = initial concentration of N₂ - change in concentration of N₂[N₂] = 1.0 M - xb. Equilibrium concentration of Cl₂:

At equilibrium, the concentration of Cl₂ is given by the expression:

[Cl₂] = initial concentration of Cl₂ - change in concentration of Cl₂[Cl₂] = 1.5 M - 3xc. Equilibrium concentration of NCl₃:

At equilibrium, the concentration of NCl₃ is given by the expression:

[NCl₃] = initial concentration of NCl₃ + change in concentration of NCl₃[NCl₃] = 2x

Now, substitute the expressions for [N₂], [Cl₂], and [NCl₃] into the equilibrium constant expression and solve for x:

Kc = [NCl₃]² / ([N₂] * [Cl₂]³)

1.2x10^-4 = (2x)^2 / ((1.0 - x) * (1.5 - 3x)^3)

Solve this equation to find the value of x. Once you have the value of x, you can calculate the equilibrium concentrations of N₂, Cl₂, and NCl₃ using the expressions derived earlier.

Please note that solving this equation involves a quadratic equation, and it may require numerical methods or approximations to find the value of x.

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Answer:

Hydrogen

Explanation:

This may be wrong but I can't really tell because of how you have written the question

Answer: The answer is D. Hydrogen

Explanation:

I took the test

Answer:

Nitric acid is most commonly seen in the production of fertilizers for plants and grass

Explanation:

as it neutralizers with ammonia to form ammonium nitrate

Answer:

nitric acid include woodworking, rocket propulsion, metal finishing, and sanitizing.

Explanation:

The highly corrosive and oxidizing acid can also be used for dyes and certain kinds of explosives, since nitric acid can produce potentially explosive hydrogen gas when combined with some common metals.

Option B) n=4 to n=2 and C) n=2 to n=1  would emit a photon of light with the greatest energy.

The energy of a photon emitted during a hydrogen atom transition is determined by the difference in energy between the initial and final energy levels. This can be calculated using the equation:

ΔE = -13.6 eV * (1/n_f^2 - 1/n_i^2)

Where ΔE is the energy difference in electron volts (eV), and n_f and n_i are the final and initial energy levels, respectively.

Considering the given options, we can calculate the energy differences:

A) ΔE = -13.6 eV * (1/3^2 - 1/5^2) = -13.6 eV * (1/9 - 1/25) = 1.51 eV

B) ΔE = -13.6 eV * (1/2^2 - 1/4^2) = -13.6 eV * (1/4 - 1/16) = 10.2 eV

C) ΔE = -13.6 eV * (1/1^2 - 1/2^2) = -13.6 eV * (1 - 1/4) = 10.2 eV

D) ΔE = -13.6 eV * (1/4^2 - 1/5^2) = -13.6 eV * (1/16 - 1/25) = 0.858 eV

E) ΔE = -13.6 eV * (1/3^2 - 1/6^2) = -13.6 eV * (1/9 - 1/36) = 2.27 eV

Comparing the energy differences, we can see that option C) n=2 to n=1 and option B) n=4 to n=2 have the greatest energy differences. Therefore, these two transitions would emit photons of light with the greatest energy.
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\(\tt \large{\boxed{\bold{Nt=No.(\frac{1}{2}) ^{\frac{T}{t1/2} } }}\)

Nt/No = 1/8

T = duration of decay

t 1/2 = half-life

\(\tt \dfrac{1}{8}=\dfrac{1}{2}^\dfrac{T}{5}}\\\\(\dfrac{1}{2})^3=\dfrac{1}{2}^\dfrac{T}{5}}\\\\3=\dfrac{T}{5}\rightarrow T=15~years\)

Answer:  the volume of the solution is not given in the question, the molarity of CO2 cannot be calculated.

Given that:

The partial pressure of CO2 in air at sea level = 0.239 torr.

Solubility of CO2 at this partial pressure and 25°C = 0.034 M.

KH = ?

Molarity of CO2 at PCO2 = ?

At constant temperature, Henry's law is given as:

C = kH . PCO2

Where, C is the concentration of the solute in solution,

kH is Henry's law constant and

PCO2 is the partial pressure of the gas above the solution.

Therefore, the expression for Henry's law constant is given as:

kH = C / PCO2

From the given solubility of CO2, the concentration of CO2 in solution is 0.034 M and

the partial pressure of CO2 above the solution is 0.239 torr.

Hence, the Henry's law constant is given as

kH = 0.034 M / 0.239 torr

= 0.142 M/torr

The molarity of CO2 at PCO2 is given as:

C = kH . PCO2

C = 0.142 M/torr × PCO2

Molarity of CO2 = C / V

Since the volume of the solution is not given in the question, the molarity of CO2 cannot be calculated.

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Answer:

compound

Explanation:

compound = A substance consisting of atoms or ions of two or more different elements in definite proportions joined by chemical bonds into a molecule.