lewis structure for cl2co

From the law of conservation of mass, the mass of the reactants and products will remain 20 grams.

The combustion of propane occurs according to the reaction;

C3H8 + 5O2 -----> 3CO2 + 4H2O

We know that the reaction is gas phase and occurs according to Gay-Lussac's law of combining volumes.

Hence from the law of conservation of mass, the mass of the reactants and products will remain 20 grams.

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Overall, an atom is neutral charged. The Bohr model was for years accepted as the final authority because it agrees so well with experiment and observation. In this model an atom consists of a nucleus containing protons and neutrons. The neutrons are zero charge so we can forget them in looking for charges. For each proton (1 positive charge) there is always 1 electron (1 negative charge) in orbit around the nucleus. thus an atom has a equal number of electrons and protons and their net charge is zero.

We can do things to temporarily up set this natural balance (we call this electricity) but the atoms will eventually return to their naturally balanced state

The number of moles of water that would be produced will be 4 moles

From the balanced equation of the reaction:

2H2 + O2 ---------> 2H2O

Mole ratio of H2 and H2O = 2:1

Mole of H2 = 8 moles

Equivalent mole of H2O = 8/2

                                         = 4 moles

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Answer:

Neither arre correct

Explanation:

Neither Anya nor Braden are correct. This is because if you use 90 degrees, 180 degrees, or even 270 degrees you will not get the exact image, which means that the image will not be found by just a rotation because there will be a curve in the image. You can solve it if you can do 90 degree rotation and translation.

Answer:

Doubled.

Explanation:

The relationship between the temperature and the volume of a gas at a constant pressure can be described using Charles' law:

That means that the temperature and the volume of a gas are directly proportional: The higher the temperature, the higher the pressure. If one of those factors is increased twofold, the other one will be increased twofold as well.

The wavelength of the wave having a frequency of 5.00×10¹⁴ s⁻¹ is 6×10⁻⁷ m

We know that the velocity is related to wavelength and frequency according to the following formula:

Velocity (v) = wavelength (λ) × frequency (f)

v = λf

Thus, with the above formula, we can determine the wavelength. Details below:

Velocity (v) = wavelength (λ) × frequency (f)

3×10⁸ = wavelength × 5.00×10¹⁴

Divide both sides by 5.00×10¹⁴

Wavelength = 3×10⁸ / 5.00×10¹⁴

Wavelength = 6×10⁻⁷ m

Therforee, the wavelength is 6×10⁻⁷ m

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Viscosity  is the experimental parameter used to assess a liquid's resistance to flow.

Viscosity is the ability of a fluid (liquid or gas) to resist changing its shape or allowing nearby parts to move in relation to one another. Viscosity is a sign of flow resistance.

The fluidity, a metric indicating the ease of flow, is the reciprocal of viscosity. For instance, molasses is more viscous than water.

The viscosity of a liquid is a significant metric because the user may interpret it as a gauge of quality; in some cases, a thicker liquid may be perceived as having higher quality than a thinner one.

The texture of food also has a property called viscosity.

Therefore, viscosity  is the experimental quality that serves as a measure of resistance to flow of a liquid.

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Answer:

Explanation:

The mass of a substance when given the density and volume can be found by using the formula

From the question we have

mass = 0.835 × 34

We have the final answer as

Hope this helps you

The plots of radial distribution function (r(r)) against radial distance (r) and 4πr^2r(r)^2 against r for each of the following atomic orbitals provide information about the electron density distribution in the atom.

The differences between the two plots are as follows:

(a) 1s orbital:

The 1s orbital has the highest electron density at the nucleus and decreases as the radial distance increases. The plot of r(r) against r shows the radial distribution function that gives the electron density as a function of radial distance from the nucleus. The plot of 4πr^2r(r)^2 against r shows the volume occupied by the electron density at each radial distance. Both plots will show the same general trend of decreasing electron density with increasing radial distance from the nucleus.

(b) 4s orbital:

The 4s orbital has a lower electron density at the nucleus than the 1s orbital and has more electron density farther from the nucleus. The plot of r(r) against r will show a slower decrease in electron density with increasing radial distance than the 1s orbital. The plot of 4πr^2r(r)^2 against r will show that the volume occupied by the electron density increases faster with increasing radial distance than in the 1s orbital.

(c) 3p orbital:

The 3p orbital has a nodal plane (a plane where the electron density is zero) perpendicular to the orbital axis. The plot of r(r) against r will show two maxima and a minimum at the nodal plane, indicating the electron density distribution in three dimensions. The plot of 4πr^2r(r)^2 against r will show that the volume occupied by the electron density at each radial distance is non-zero and peaks at two maxima.

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The mass in grams of potassium chloride in 430 ml of a .193 m potassium chloride solution is 14.4 grams. Potassium Chloride is a compound that contains potassium and chlorine in a 1:1 ratio.

The mass in grams of potassium chloride contained in 430 ml of a .193m potassium chloride solution can be calculated by first determining the molarity of the solution.

Molarity = moles of solute / volume of solution in liters. The solution's molarity is 0.193 mol/L because it is given in the problem statement.

For the quantity of solute, compute the number of moles of solute first:Number of moles of solute = Molarity × volume of solution in liters= 0.193 mol/L × 0.43 L= 0.08299 moles of KCl

The mass of potassium chloride using the molar mass of KCl:Mass of KCl = moles of KCl × molar mass of KCl= 0.08299 moles × 74.55 g/mol (molar mass of KCl)= 6.1819 g = 6.18 g (rounded to two decimal places)

Therefore, the mass in grams of potassium chloride contained in 430 ml of a .193m potassium chloride solution is 14.4 grams.

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Answer:

Chromium appears Silvery grey in color, with a highly polished surface.

When Chromium is heated it forms a green color Chromic oxide.

The common name of the compound    

      O

      ║

CH3-C-0-CH3 is E) ethyl acetate

Ethyl acetate is a clear, colorless liquid with a fruity odor. It is commonly used as a solvent in various industries, including pharmaceuticals, cosmetics, and food.

The name "ethyl acetate" reflects the chemical composition of the compound. It is derived from the combination of two components: "ethyl" refers to the ethyl group (-CH2CH3), which consists of two carbon atoms bonded to three hydrogen atoms, and "acetate" refers to the acetate group (-COO-), which consists of a carbonyl group (C=O) bonded to an oxygen atom.

The name "ethyl acetate" accurately describes the compound's structure and provides information about its constituents. It is a widely recognized and used name in chemistry and industry. Therefore, Option E is correct.

The question was incomplete. find the full content below:

What is the common name of this compound?

      O

      ║

CH3-C-0-CH3

A) ethyl methyl ester B) diethyl ester C) ethyl methanolate D) 2-ether-2-butanone E) ethyl acetate.

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Answer:

C

Explanation:

I took it on usatestprep

Answer:

the answer on acellus is 2, 3 , 2

The product of the acid-catalyzed epoxide ring-opening reaction below is formed as a racemic mixture.

Epoxide ring-opening reactions can either be acid-catalyzed or base-catalyzed. The resulting product depends on the catalyst and the reaction conditions used. A racemic mixture is formed when an epoxide is opened with an acid catalyst. A mixture of both R and S enantiomers is produced, which are mirror images of each other.A racemic mixture can also be formed by base-catalyzed epoxide ring-opening reactions. However, the enantiomeric excess (EE) in base-catalyzed reactions is often higher than in acid-catalyzed reactions.

This means that a greater percentage of one enantiomer may be produced. This is because acid-catalyzed reactions are less stereospecific than base-catalyzed reactions.Acid-catalyzed epoxide ring-opening reactions are often used in the synthesis of optically inactive compounds. This is because racemic mixtures do not have optical activity. Optical activity is a property of enantiomers, which are non-superimposable mirror images of each other. Enantiomers have different optical rotations, and they interact differently with polarized light.

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When the temperature conversion function =CONVERT(-22, "C", "F") is applied, a reading of -22 °C in Fahrenheit is displayed. On a variety of scales, including the Fahrenheit and Celsius systems, temperature is a unit that is used to denote hotness or coolness.

Heat energy will logically go from a hotter (body with a higher temperature) to a colder (body with a lower temperature) according to temperature (one at a lower temperature).

A temperature is a measurement used to express how hot or cold something is. It demonstrates how heat energy naturally flows from a hotter body to a cooler body and can be expressed in terms of any number of arbitrary scales (one at a lower temperature).

A match is burning at a far greater temperature than an iceberg, yet an iceberg has a significantly higher total heat energy than a match. Temperature is not the same as the energy of a thermodynamic system.

The temperature, along with pressure, density, and other similar properties, is referred to as an intense property as opposed to extensive characteristics like mass or volume—one that is independent of the quantity of stuff being addressed.

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Trans-cinnamic acid has one chirality center, which is the carbon atom that is directly attached to the carboxylic acid group (-COOH). This carbon atom is sp² hybridized and has three different groups attached to it: a hydrogen atom, a double bond with an adjacent carbon, and a carboxylic acid group.

Due to this, two stereoisomers are possible for trans-cinnamic acid: (E)-cinnamic acid and (Z)-cinnamic acid. The (E)-isomer has the two highest priority groups (i.e., the double bond and the carboxylic acid group) on opposite sides of the double bond, whereas the (Z)-isomer has them on the same side of the double bond.

Both isomers have the same chirality center, but they differ in their geometric arrangement around the double bond. Therefore, cinnamic acid exists in two stereoisomeric forms, (E)-cinnamic acid and (Z)-cinnamic acid.

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Answer:

D.

Explanation:

Meets the qualifications!

Answer:

Because both the zones have different compositions.

Explanation:

The continental crust is composed of mainly graphite whereas the oceanic crust is made up of basalt. The oceanic plates are thinner than the continental plates. Also the oceanic plates are much denser as compared to the continental plates. Now the continental plates at the convergent boundary gained thickness as they are pushed upward. These plates or zones are of different composition an densities and so when they collide different features can be seen at the two conversion zones.

The \(PbCl_{2}\) dissolved when water was added in Step 10 because the concentrations of the ions decreased and the reaction shifted to the right to compensate.

When water is added to a system in equilibrium, it causes a change in the concentrations of the ions present.

In this case, the addition of water diluted the concentrations of \(Pb^{+2}\) and \(Cl^{-}\) ions, leading to a decrease in their concentrations.

According to Le Chatelier's Principle, when the concentration of the reactants or products changes, the system shifts in the direction that counteracts the change to re-establish equilibrium.

In this case, the decrease in ion concentrations caused the reaction to shift to the right, towards the products, in order to increase the concentrations of the ions and restore equilibrium.
The addition of water to the \(PbCl_{2}\) system caused the concentrations of \(Pb^{+2}\) and \(Cl^{-}\) ions to decrease, leading to a shift in the reaction towards the right to compensate for the change and re-establish equilibrium.

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The atomic radius, Pauling ionic radius, and first ionization energy of Bromine (Br), Chlorine (Cl), Magnesium (Mg), and Sodium (Na) are given in the attachment.

A chemical element's atomic radius, which is typically the average or normal distance between the nucleus's center and the outermost isolated electron, serves as a gauge for the size of its atom.

Only by measuring the separation between the centers of two adjacent atoms and halving that distance can one determine the radius of an atom.

The ionic radius is the size of an ion.

The first ionization energy is the energy required to remove the first electron from an atom

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Left- and right-handed mirror image molecules are known as stereoisomers. Stereoisomers have the same molecular formula and the same connectivity of atoms, but the arrangement of the atoms in space is different. Stereoisomers are formed due to the presence of a chiral center in the molecule

A molecule is said to be chiral if it has a non-superimposable mirror image. Chiral molecules cannot be superimposed on their mirror image. This means that the left- and right-handed mirror images of a chiral molecule are not identical and are not superimposable on each other. Chiral molecules are very important in the field of biology and pharmacology because they interact differently with other chiral molecules in biological systems and can have different biological activities or therapeutic effects.Most biological molecules, such as amino acids, sugars, and DNA, are chiral. Amino acids and sugars are chiral because of the presence of an asymmetric carbon atom in their structures. DNA is chiral because of the helical structure of its double-stranded form. The handedness of chiral molecules can have significant implications for their biological activity, as the interaction between two chiral molecules can depend on their relative handedness.The study of stereoisomers is important in the field of organic chemistry and biochemistry. Understanding the stereochemistry of molecules is essential for understanding their properties and behavior. Stereoisomers can have different physical properties, such as melting point and solubility, and different biological activities, such as receptor binding and enzyme catalysis.

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Generating energy through combustion of renewable biofuels that cause

minimal harm to the environment is an example of renewable resources.

What do you mean by Generating energy?

Generating energy refers to the process of producing usable energy in different forms such as electricity, heat, or mechanical energy, that can be used to power homes, buildings, vehicles, and other devices.

Energy can be generated from various sources, such as fossil fuels, renewable resources like solar, wind, and hydropower, and other alternative sources like nuclear power. The process of generating energy involves converting the potential energy stored in these sources into usable energy forms, which can be distributed and consumed by end-users.

The answer is B. renewable resources.

Generating energy through combustion of renewable biofuels that cause minimal harm to the environment is an example of using renewable resources. Renewable biofuels come from organic matter, such as agricultural crops, forestry residues, or even food waste. Unlike fossil fuels, these resources can be replenished within a reasonable time frame, making them a sustainable option for energy production. By using renewable biofuels, we reduce our dependence on non-renewable resources, while minimizing the environmental impact of our energy production.

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The efficiency of the engine is 91%.

The efficiency of the engine signifies how much heat is used and converted successfully into usable heat. It is fact that no engine can be 100% efficient because heat loss takes place in different ways during the process.

The efficiency of the engine is calculated by the formula:

Efficiency = Output heat/Input heat x 100

The temperature of heat engine is 1800 K. The temperature of the surrounding is 160 K.

Substitute the values in the above formula.

Efficiency = (1800 - 160)/1800 x 100

= 91%

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Answer:

91%

Explanation:

got it right on edge 23

To convert the pressure of a particular gas, expressed in bar units, to units of atmosphere, it is necessary to divide the given pressure by the value of one atmosphere in bar units. Thus, to convert 3.38 bar to atmospheres, it is necessary to divide 3.38 by 1.01325 bar/1 atm.

Pressure can be expressed in various units. One of the most commonly used units of pressure is the atmosphere, abbreviated atm. Other commonly used units of pressure include the torr, millimeters of mercury (mm Hg), kilopascals (kPa), and pounds per square inch (psi). To convert pressure from one unit to another, it is necessary to use conversion factors that relate the two units.

Here are some of the most commonly used conversion factors:1 atm = 760 mm Hg1 atm = 101.3 kPa1 atm = 1.01325 barTo convert a pressure expressed in one unit to another unit, it is necessary to use the appropriate conversion factor in a way that cancels out the initial unit and leaves the desired unit. For example, to convert 3.38 bar to atmospheres, it is necessary to use the conversion factor that relates bar to atmospheres:1 atm = 1.01325 barThis means that one atmosphere is equivalent to 1.01325 bar.

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Answer:

Explanation:

The law of conservation of mass states that matter cannot be created or destroyed in a chemical reaction. For example, when wood burns, the mass of the soot, ashes, and gases, equals the original mass of the charcoal and the oxygen when it first reacted.

Answer:

The enthalpy change of solution refers to the amount of heat that is released or absorbed during the dissolving process (at constant pressure). This enthalpy of solution ( ΔHsolution ) can either be positive (endothermic) or negative (exothermic).

WHILE The enthalpy of dissolution (ΔH) is the heat released or absorbed when a specified amount of a solute dissolves in a certain quantity of solvent at constant PRESSURE.

Sulfide ion (S+) with +1 charge has the same electron configuration as neutral phosphorus in its ground state. With the chemical formula S, Sulphur dioxide is an inorganic anion of Sulphur.

Following is the neutral phosphorus ground state electron configuration at atomic number 15.

phosphorus-15: 1s, 2s, 2p, 6, 3s, 2p

The electronic configuration of sulphur, which has atomic number 16, is once more as follows.

S-16: 1s, 2s, 2p, 6, 3s, 2p, 4.

From the aforementioned electronic configuration, we can infer that sulphur has one more electron in its valence shell than does phosphorus.

Sulphur must therefore release one electron from its valence shell, converting it from S -1e——>S+, to achieve the same electron configuration as phosphorus, which has 15 electrons.

Similar to this, the sulfuric acid ion, S2- - 3e—->S+

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Answer:

true

Explanation: