what is the name for BrCl5

Equilibrium is a state in a chemical reaction where the rate of the forward reaction is equal to the rate of the reverse reaction, resulting in no net change in the concentrations of reactants and products. It is represented by a double arrow (⇌) in chemical equations. In the given equation: H₂O (g) + CO (g) ⇌ H₂(g) + CO₂(g) + 42 KJ

To shift the equilibrium to the right, one or more of the following could occur:

Increasing the concentration of H₂ or CO₂

Decreasing the concentration of H₂O or CO

Increasing the pressure

Removing some of the products (H₂ and CO₂)

Decreasing the temperature

To shift the equilibrium to the left, one or more of the following could occur:

Decreasing the concentration of H₂ or CO₂

Decreasing the pressure

Increasing the temperature

If pressure is increased, the equilibrium will shift in the direction that produces fewer moles of gas. In this case, since there are fewer moles of gas on the right side of the equation (H₂ and CO₂), the equilibrium will shift to the right. If heat is added, the equilibrium will shift in the endothermic direction to absorb the additional heat. In this case, the forward reaction is endothermic (42 KJ on the right side), so the equilibrium will shift to the right to consume the added heat.

If CO is added, the equilibrium will shift to the right to consume the additional CO.The concentration of H₂O and CO₂ will increase, while the concentrations of H₂ and CO will decrease until a new equilibrium is reached.

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Answer: B

Explanation:

Answer:

A. -10

Explanation:

The importance of the use of hydrates in fire extinguishers are;

-They keep fire extinguishers dry during shipping and storage.

-They create foams that have high water content to help extinguish fires.

They create high pressure in the cylinder to quickly force out the fire r*tardant.

We know that a fire extinguisher has to do with any device that has been made in such a way that the device can be used to eliminate a flame that is burning. We all know that fore can be very destructive. This implies that it is important to be able to put out the fire so that it does not cause big problems.

The fire extinguisher is composed of certain chemical substances that are able to react together quickly and then be able to quench the flame of the reaction that is going on in the system.

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Cultural absolutism is the term for the belief that one's own culture is superior to other cultures.

Cultural absolutism is one of the perspectives which is common in anthropology, but it can  also be applied to non-scientific thoughts also. It assumes that there is a set of universal values which are objectively valid in every  situation.

Today, pure cultural absolutism is seen as a harmful effect of ethnocentrism focusing on  the belief that one's own culture is superior and the practice of holding other's cultures to the standard of our own. However, purely relativist anthropologists have also been critiqued for going too far, by  denying any common humanity and being too lenient towards morally questionable practices. Contemporary approaches try to find a balance between  the universal values, such as human dignity, and a more inclusive and relativistic side  of culture.

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The actual magnitude of positive charge that is experienced by an electron in an atom is called nuclear charge. This charge determines the electrostatic attraction between the electrons and the nucleus.

Nuclear charge refers to the electric charge that the nucleus of an atom carries. This charge is equal in magnitude to the number of protons in the nucleus. Because the protons are positively charged, the nuclear charge is positive as well.

The nuclear charge determines the attraction of electrons towards the nucleus. Electrons move around the nucleus, attracted by the positively charged nucleus. The electrons are also repelled by the negatively charged electrons in the atom. The balance between attraction and repulsion determines the behavior of electrons in an atom.

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Option C; The molecular geometry (shape) of the H3O+ ion is  trigonal pyramidal.

A cation The hydronium ion is also known as H3O+. If we look at the nomenclature for the hydronium ion, we can see that it can also be referred to as oxonium in the IUPAC nomenclature.

The name hydronium must be used to specifically identify hydronium ions because "oxyonium" is a broad term for all trivalent oxygen cations.

19.02 g/mol is the molar mass of the hydronium ion.

The three hydrogen atoms in H3O+ form a triangle at the three corners of oxygen, and one single pair of electrons on oxygen gives H3O+ its pyramidal shape.

The hydronium ion has the chemical formula H3O+. Any time an acid dissolves in water, the hydronium ion is created.

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Answer:

The Nitric Acid Test is used to check if silver is pure or plated. To do so, file a small part of the item in a discreet area where it cannot be seen. Apply a few drops of nitric acid. If the area turns into creamy white, the silver is pure or sterling.

Explanation:

The mid Atlantic ridge is the most famous Mid ocean ridge. It is also called the spreading center or a divergent plate boundary.

The submerged hills and mountains are called the Mid - ocean ridge. They contain peaks which rise above sea levels. It is known as an underwater mountain range produced by plate tectonics.

The mountain ranges can have peaks as high as 2500 m and some can even reach above the ocean's surface. The majority of the volcanic eruption on the planet occurs along the mid-ocean ridge.

Thus Mid-ocean ridge is the place where crust is born.

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Answer:

The answer is lithium

Answer:

A. Lithium

Explanation:

The correct positions of the different molecular sizes within the column chromatography are as follows: Small molecules: Start,    Intermediate molecules: Middle, and    Large molecules: End

Chromatography is based on the principle where molecules in mixture applied onto the surface or into the solid, and fluid stationary phase (stable phase) is separating from each other while moving with the aid of a mobile phase.

During the process of column chromatography, the different molecular sizes will settle at different positions. The small molecules are going to travel through the column at a much slower pace than the larger molecules. The three molecular sizes involved in the process of column chromatography are the following:

i) Small molecules

ii) Intermediate molecules

iii) Large molecules

Now, we have to place these molecules in their respective positions. The following is a drag and drop table which shows the positions of each molecule within the chromatography process:

Molecule size                      Position

Small molecule                         Start

Intermediate molecule           Middle

Large molecule                         End

Therefore, the correct positions of the different molecular sizes within the column chromatography are as follows:

Small molecules: Start      Intermediate molecules: Middle      Large molecules: End

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Answer:

yes if big  no if weak

Explanation:

According to new research, a large earthquake can not only cause other quakes, but also large ones on the opposite side of the Earth.

An earthquake is a sudden movement of rock materials beneath the earth's surface that causes a weak to violent shaking of the ground. The earthquakes are caused by tectonic plate boundaries.

Every day, earthquakes occur all over the world, along both tectonic plate edges and interiors. Earthquakes happen along faults, which are fractures in the rock that allow the blocks to move relative to one another.

Earthquakes are typically caused by underground rock suddenly breaking and rapid movement along a fault. The seismic waves that cause the ground to shake are caused by this sudden release of energy.

A large earthquake can not only cause other quakes, but also large ones on the opposite side of the Earth, according to new research.

Thus, it is possible for an earthquake at this same location to be basically felt where you live.

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Sodium (Na) and chlorine (Cl) are the largest dissolved components in ocean water due to the abundance of sodium and chloride ions in the Earth's crust and the continuous input of these elements into the oceans through various processes. Sodium is one of the most common elements in the Earth's crust, and chlorine is widely distributed in rocks, minerals, and salts.

Over millions of years, weathering of rocks, volcanic activity, and erosion release these elements into rivers and ultimately into the oceans. The combination of sodium and chlorine ions results in the formation of sodium chloride, which is commonly known as table salt and contributes to the salinity of seawater.

The most abundant dissolved gas in ocean water is carbon dioxide (CO2). Carbon dioxide dissolves in the surface waters of the ocean through gas exchange with the atmosphere. It plays a crucial role in regulating the pH of seawater and is an essential component of the carbon cycle. Carbon dioxide is involved in various biological and chemical processes in the ocean, including photosynthesis by marine plants and the formation of calcium carbonate shells by marine organisms. Additionally, the increase in atmospheric carbon dioxide due to human activities has led to ocean acidification, which is a significant concern for marine ecosystems.

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Due to the fact that they combine to form the ionic compound sodium chloride (NaCl), also known as salt, sodium (Na) and chlorine (Cl) are the two most abundant dissolved elements in ocean water.

Thus, Salts are among the many dissolved compounds that water from rivers and streams transports into the ocean.

In particular, sodium and chloride ions have accumulated in the ocean throughout time, leading to the high concentration of these elements in seawater. Magnesium, calcium, potassium, and sulphate ions are among the other dissolved substances in ocean water.

Oxygen  is the dissolved gas that is most prevalent in ocean water.

Thus, Due to the fact that they combine to form the ionic compound sodium chloride (NaCl), also known as salt, sodium (Na) and chlorine (Cl) are the two most abundant dissolved elements in ocean water.

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Answer:

neutrons is metal.......

Answer:

13 moles of oxygen

Explanation:

A mole of a substance is the unit of measuring the number of particles within a chemical substance.

The given compound is:

      Ca₅ (PO₄)₃OH

This is a mole of   Ca₅ (PO₄)₃OH

  In this compound we have:

  5 moles of Ca

  3 mole of P

   13 mole of O

   1 mole of H

So,

  In 1 mole of  Ca₅ (PO₄)₃OH, we have 13 moles of oxygen

The ratio of [Fe²⁺] to [Cd²⁺] when E = 0.003 V is approximately 0.0804.

In the given galvanic cell, Cd²⁺(aq) + Fe(s) ⟶ Cd(s) + Fe²⁺(aq), we can determine the ratio [Fe²⁺]/[Cd²⁺] when E = 0.003 V by using the Nernst equation:

E = E° - (RT/nF) * ln(Q)

Where E is the cell potential, E° is the standard cell potential (0.0400 V), R is the gas constant (8.314 J/mol K), T is the temperature (298 K), n is the number of electrons transferred (2 for this reaction), F is the Faraday constant (96,485 C/mol), and Q is the reaction quotient.

0.003 V = 0.0400 V - (8.314 J/mol K * 298 K)/(2 * 96,485 C/mol) * ln([Fe²⁺]/[Cd²⁺])

Solving for [Fe²⁺]/[Cd²⁺], we get:

[Fe²⁺]/[Cd²⁺] ≈ 0.0804

Thus, the ratio of [Fe²⁺] to [Cd²⁺] when E = 0.003 V is approximately 0.0804.

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Using the given partial derivatives at (2,1), the estimated temperature at (2.03, 0.96) is approximately 139.5°C based on first-order approximation.

To estimate the temperature at the point (2.03, 0.96), we can use a first-order approximation based on the given information. The first step is to use the partial derivatives of temperature, T_x and T_y, at the point (2,1). These derivatives provide the rate of change of temperature with respect to the x and y coordinates.

Given T_x(2,1) = 16 and T_y(2,1) = -15, we can use these values to estimate the change in temperature for small changes in x and y around the point (2,1). Since we want to estimate the temperature at (2.03, 0.96), which is a small change from (2,1), we can approximate the change in temperature as follows:

ΔT = T_x(2,1) * Δx + T_y(2,1) * Δy

Here, Δx = 2.03 - 2 = 0.03 and Δy = 0.96 - 1 = -0.04 (as we are subtracting the coordinates of (2,1) from (2.03, 0.96)).

Substituting the values, we have:

ΔT = 16 * 0.03 + (-15) * (-0.04)

   = 0.48 + 0.6

   = 1.08

Since T(2,1) = 140, we can estimate T(2.03, 0.96) by adding the change in temperature to the initial temperature:

T(2.03, 0.96) ≈ 140 + 1.08

                   = 141.08

Rounding this to the nearest tenth, the estimated temperature at (2.03, 0.96) is approximately 139.5°C.

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The final volume of the diluted solution is approximately 160.53 mL.

To determine the final volume of the diluted solution, we can use the equation for dilution:

M1V1 = M2V2

where M1 and V1 represent the initial concentration and volume, and M2 and V2 represent the final concentration and volume.

Given:

M1 = 4.88 M

V1 = 49.9 mL

M2 = 1.51 M

V2 = ?

Plugging in the values into the equation, we have:

(4.88 M)(49.9 mL) = (1.51 M)(V2)

Simplifying the equation, we can solve for V2:

(4.88)(49.9) = (1.51)(V2)

V2 = (4.88)(49.9) / 1.51

V2 ≈ 160.53 mL

Therefore, the final volume of the diluted solution is approximately 160.53 mL.

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ethylene glycol(CH2OH-CH2OH) is a liquid at room temperature and is soluble in water in all proportions; it is the liquid used in car radiators as antifreeze.

Ethylene effects include: fruit ripening, induction of flowering, loss of chlorophyll, abortion of plant parts, stem shortening, abscission (dropping) of plant parts, epinasty (stems bend), and dormancy. It can be produced when plants are injured, either mechanically or by disease.

Ethylene has historically been made from petroleum, but the production has been transitioning to using natural gas. The principal method of producing ethylene is steam cracking, a process which breaks down hydrocarbons through the refining of petroleum or natural gas.

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Answer:

What happens when an acid is mixed with water?

Explanation:

When you mix acid with water, it's extremely important to add the acid to the water rather than the other way around. This is because acid and water react in a vigorous exothermic reaction, releasing heat, sometimes boiling the liquid. When you add water to acid, the water boils and the acid may splatter and splash.

The correct sequence of reactions to convert the compound "?" to the desired product "y" is: 1) xs NaNH2, 2) Br2, and 3) H2O.

To convert the compound "?"to the desired product "y", the sequence of reactions that would allow for this conversion is:

xs NaNH2 : 2) Br2 : 3) H2O

In the first step, the compound "?" reacts with excess NaNH2 (sodium amide) to generate a nucleophile. NaNH2 is a strong base that can deprotonate acidic hydrogen atoms. This reaction creates a reactive species that can participate in substitution reactions.

Next, in the second step, the compound obtained from the first step reacts with Br2 (bromine). This is a nucleophilic substitution reaction (SN2) where the nucleophile displaces the bromine atom, leading to the formation of an intermediate compound.

Finally, in the third step, the intermediate compound is treated with water (H2O). This hydrolysis reaction helps to convert the intermediate into the desired product "y" by replacing the remaining bromine atom with a hydroxyl group (OH-).

The correct sequence of reactions to convert the compound "?" to the desired product "y" is: 1) xs NaNH2, 2) Br2, and 3) H2O. This sequence involves deprotonation of "?" by NaNH2, nucleophilic substitution with Br2, and hydrolysis with water to achieve the desired conversion.

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Answer:

Explanation:

The balanced equation says that we'll get 1 mole of H2 for every 1 mole of Mg.  50 grams of H is 50g/2 g/mole = 25 moles of H2.  That means we'll need 25 moles of Mg.  Convert that into grams:  (25 moles Mg)*(24.3 g/mole) = 607 grams Mg.  

At STP, all gases occupy 22.4 liters/miole.  That means 25 moles of H2 would occupy (25 moles)*(22.4 liters/mole) = 560 liters.

Answer:

Reflection involves a change in direction of waves when they bounce off a barrier; refraction of waves involves a change in the direction of waves as they pass from one medium to another; and diffraction involves a change in direction of waves as they pass through an opening or around a barrier in their path.

Explanation:

https://www.physicsclassroom.com/class/waves/Lesson-3/Reflection,-Refraction,-and-Diffraction#:~:text=Diffraction%20of%20Waves-,Reflection%20involves%20a%20change%20in%20direction%20of%20waves%20when%20they,a%20barrier%20in%20their%20path.

Reflection of sound wave differs from diffraction of sound wave in that a reflected sound wave bounces back to the place of origin while a diffracted sound wave changes direction as it passes through an opening.

Reflection is the bouncing back of a wave when it hits an obstacle along its path.

Diffraction is the spreading out of a wave in a circular path as it passes through a tiny opening.

Therefore, the difference between reflection and diffraction is that a reflected sound wave bounces back to the place of origin while a diffracted sound wave changes direction as it passes through an opening.

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The radius of a tantalum atom if its crystal structure is a BCC with a density of 16. 6 g/cm3 and its atomic mass is 180. 9 amu is 1.456 Å.

The radius of a tantalum atom can be calculated using the formula:

r = (3Vc/4πn)\(^\frac{1}{3}\)

where Vc is the unit cell volume, n is the number of atoms in the unit cell, and r is the radius of the atom.

For a BCC structure, there are 2 atoms per unit cell, so n = 2. The unit cell volume for a BCC crystal structure is given as:

Vc = (64/3√3)a³

where a is the length of the edge of the cube.

To solve for the radius of the tantalum atom, we need to first calculate the length of the edge of the cube. We can use the density of tantalum to calculate its atomic mass density:

ρ = m/V

where ρ is the density, m is the mass of the unit cell, and V is the volume of the unit cell. For a BCC unit cell, the mass of the unit cell can be calculated as:

m = n × atomic mass

where n is the number of atoms per unit cell and atomic mass is the atomic mass of the element. Substituting the values given, we get:

ρ = m/V = n × atomic mass / Vc

Rearranging the equation and solving for a, we get:

a = (4ρVc/2n×atomic mass)^⁰⁵

Substituting the given values and solving for a, we get:

a = [(4 × 16.6 g/cm³ × (64/3√3)a³) / (2 × 2 × 180.9 g/mol)]\(^\frac{1}{2}\)

Simplifying the expression, we get:

a = 3.307 Å

Now, we can calculate the radius of the tantalum atom using the formula:

r = (3Vc/4πn)\(^\frac{1}{3}\)

Substituting the values we have calculated, we get:

r = [(3 × (64/3√3)a³) / (4π × 2)]\(^\frac{1}{3}\) = 1.456 Å

Therefore, the radius of a tantalum atom in a BCC crystal structure with a density of 16.6 g/cm3 and an atomic mass of 180.9 amu is approximately 1.456 Å.

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Answer:

Explanation:

Calcium chloride is deliquescent. If exposed to air, it will absorb sufficient water from the air to allow it to dissolve. After a short while, instead of a white lump, you will have a pool of clear liquid.

The type of bond that would form from the reaction of an element with 1 valence electron and an element with 7 valence electrons is known as an ionic bond. An ionic bond is formed as a result of a transfer of electrons, and is a type of chemical bond that results when one or more electrons are transferred between two atoms.

In this case, the element with 1 valence electron is looking to fill its valence shell by gaining an electron, while the element with 7 valence electrons is looking to fill its valence shell by losing an electron. As a result, the two elements will form an ionic bond by exchanging electrons. The element with 1 valence electron will gain an electron from the element with 7 valence electrons, creating a negative ion, and the element with 7 valence electrons will lose an electron to the element with 1 valence electron, creating a positive ion.

The positive and negative ions that are created from the formation of the ionic bond will have a strong electrostatic attraction for each other, forming an ionic bond. This electrostatic attraction is the result of the difference in electronegativity between the two elements. The stronger the electronegativity difference, the stronger the electrostatic attraction, and the stronger the ionic bond will be formed.

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Carboxylic acids are organic acids that contain the carboxyl functional group (–COOH) as their structural feature.  the structures of the carboxylic acids with the formula C6H12O2 that contain an ethyl group branching off the main chain are pentanoic acid and 3-methylbutanoic acid.

They can be found in various organic materials such as fruits, fats, and oils. The structure(s) of carboxylic acids with the formula C6H12O2 that contain an ethyl group branching off the main chain can be represented as follows:Two isomers can be possible for the given formula C6H12O2. They are pentanoic acid and 3-methylbutanoic acid.Pentanoic acid has a straight-chain of five carbon atoms (pentane) with a carboxyl group at one end and an ethyl group branching off from the fourth carbon atom. The structure of pentanoic acid is as follows:3-Methylbutanoic acid is a branched-chain carboxylic acid in which the carboxyl group is attached to the third carbon atom of a four-carbon chain, with an ethyl group attached to the second carbon atom. The structure of 3-methylbutanoic acid is as follows:Therefore, the structures of the carboxylic acids with the formula C6H12O2 that contain an ethyl group branching off the main chain are pentanoic acid and 3-methylbutanoic acid.

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Answer: The given statement is TRUE.

Explanation:

An equilibrium reaction is one in which rate of forward reaction is equal to the rate of backward reaction.

Equilibrium constant is defined as the ratio of the product of the concentration of products to the product of the concentration of reactants each raised to their stochiometric coefficient.

For example for the given equilibrium reaction;

\(2H_2O(g)\leftrightharpoons 2H_2(g)+O_2(g)\)

\(K_{eq}=\frac{[H_2]^2[O_2]}{[H_2O]^2}\)

Thus the given statement that in calculating the equilibrium constant for a reaction, the coefficients of the chemical equation are used as exponents for the factors in the equilibrium expression is True.

Answer:

1)  km  2)  cm^  3)  no units (kg cancels) 4) g/cm^3  5)  g  6)  g°C

Explanation:

Like units will cancel ((m/km)*(km) = m

Non-cancelled units remain (ml)*(g/ml)*(°C) = g°C