An atom of 113i has a mass of 112.923650 amu. Calculate the binding energy in MeV per atom. Enter your answer with 3 significant figures and no units. Use the masses: mass of 1H atom 1.007825 amu mass of a neutron 1.008665 amu 1 amu 931.5 Me

It is dangerous to mix chlorine and vinegar together as cleaner because that would produce a large amount of chlorine gas by shifting the equilibrium to the left.

As per the Le Chatelier's principle, if the equilibrium of a reaction is disturbed by changing any property of the reaction, then the reaction will automatically shift in that direction which would compensate the effect of the change in property, in order to establish the equilibrium again.

In the reaction,

Cl₂(g) + 2NaOH(aq) ⇄ NaOCl(aq) + NaCl(aq) + H₂O(l)

Currently this reaction is in equilibrium, but if the concentration of any of the product is added in the system, the equilibrium will be disturbed, to established the equilibrium again, the the reaction will shift towards left and more and more amount of reactant will be formed, and more and more chlorine gas will be formed which is toxic.

Now to the doubt asked in the question,

If vinegar is added to the system, the amount of NaOH will be consumed which will decrease the concentration of NaOH and the concertation of water will increase because of acid water neutralization reaction.

The increased amount of water and the decreased amount of NaOH will heavily shift the equilibrium to the Left which is again producing chlorine gas which is not good.

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The flaw in the representation is likely the absence of an external source of energy, as indicated in (option C). The electrolytic cell requires an external energy supply to drive the thermodynamically unfavorable decomposition of NaCl into Na and Cl₂.

The flaw in the representation can be identified by analyzing the given options:

A. Oxidation is occurring at the anode.

This statement is correct in terms of the electrolytic cell setup. Oxidation does occur at the anode, where chloride ions (Cl-) are oxidized to form chlorine gas (Cl₂).

B. Molten Na is shown at the cathode.

This statement is also correct. In the electrolytic cell, sodium ions (Na+) are reduced at the cathode, resulting in the formation of molten sodium (Na).

C. An external source of energy is not shown.

This statement is the most likely flaw in the representation. The decomposition of NaCl into Na and Cl₂ is an endothermic process, meaning it requires an input of energy from an external source for the reaction to proceed. The representation should include an external power supply or energy source to drive the electrolytic cell.

D. The direction of the electron flow in the wires is incorrect.

Without more specific information or visual representation, it is difficult to determine if the direction of electron flow in the wires is incorrect. This option cannot be confirmed as a flaw based solely on the information provided.

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The reduction of carbonyl compounds, such as ketones and aldehydes, using sodium borohydride (NaBH4) results in the formation of primary and secondary alcohols, respectively.

For example, reduction of propanal with NaBH4 leads to the formation of 1-propanol, while reduction of acetone results in the formation of 2-propanol.

Additionally, NaBH4 can also reduce esters to primary alcohols and acid chlorides to primary alcohols. For instance, the reduction of ethyl acetate with NaBH4 yields ethanol, while the reduction of benzoyl chloride results in the formation of benzyl alcohol.

It is important to note that NaBH4 is a selective reducing agent, meaning it only reduces carbonyl groups and does not reduce other functional groups such as alcohols, nitro groups, or halogens.

Furthermore, the reduction with NaBH4 typically occurs under mild conditions and in the presence of a protic solvent, such as methanol or ethanol. Overall, NaBH4 is a useful reagent for the synthesis of alcohols in organic chemistry.

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The ratio of carbon bond with fluorine to form a stable compound is 1:4.

All organofluorine compounds have the polar covalent bond between fluorine and carbon known as the carbon-fluorine bond. Due to its partly ionic nature, it is one of the chemical world's strongest single bonds and is also relatively short.

It is a covalent bond between a carbon atom and a fluorine atom in a molecule. It is one of the strongest single bonds found in organic chemistry due to the high electronegativity of fluorine, which attracts electrons away from the carbon atom and makes the bond very polar.

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Increasing the temperature in the exothermic production of ammonia from its elements, known as the Haber-Bosch process, affects both the reaction rate and yield. Reaction rate typically increases with an increase in temperature. This is due to the fact that higher temperatures provide more thermal energy to the reactant molecules, enabling them to overcome the activation energy barrier more easily. As a result, more productive collisions occur between the reacting species, leading to a faster reaction rate.

However, the yield of the ammonia production is influenced by temperature in a slightly different manner. While the reaction rate may increase, a higher temperature can also cause a decrease in the equilibrium yield of ammonia. This is because the Haber-Bosch process is an equilibrium reaction, and according to Le Chatelier's principle, increasing the temperature will favor the endothermic direction of the reaction. In this case, it means that the equilibrium will shift towards the reactant side, resulting in a lower yield of ammonia. Therefore, there is a trade-off between reaction rate and yield when adjusting the temperature in the Haber-Bosch process. The optimal temperature is usually chosen to maximize the yield while maintaining a reasonable reaction rate for efficient production.

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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

Answer:

Explanation:

Ectoplasm, in occultism, a mysterious, usually light-coloured, viscous substance that is said to exude from the body of a spiritualist medium in trance and may then take the shape of a face, a hand, or a complete body.

Answer:

Brainliest pls

Explanation:

shows the three main types of evolution: divergent, convergent, and parallel evolution.

Divergent: tending to be different or develop in different directions.

Convergent: coming closer together, especially in characteristics or ideas.

Parallel evolution:  implies that two or more lineages have changed in similar ways

The given statement "all electrons present in a material are available to participate in the conduction process." is false because not all electrons in a material are free to move and participate in conduction.

In a material, there are two types of electrons: valence electrons and conduction electrons. Valence electrons are the electrons in the outermost shell of an atom and are involved in chemical bonding. Conduction electrons, on the other hand, are free electrons that are able to move through the material and participate in the conduction process.

However, not all electrons in a material are free to move and participate in conduction. Some electrons may be bound to individual atoms or may be involved in covalent or ionic bonds, and are not free to move. Therefore, only a subset of the electrons in a material are available to participate in the conduction process.

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Answer:

The answer is C.

Explanation:

Graphite has a dull surface not transparent.

Answer:

C

Explanation:

Graphite is what is used in pencils, and that material can not be transparent.

Answer:

MnCl₂ → manganese (ll) chloride

MnO₂ → manganese (IV) oxide

Hope that helps.

The molecular formula of Ascorbic acid is C6H8O6 having the molar mass of 176.14 g/ mole.

Ascorbic acid is known as the chemical name for Vitamin C. Ascorbic acid is commonly found in high concentrations in citrus fruit. This acid is also found in tomatoes, broccoli, and many other fruits and vegetables. Vitamin C is a nutrient of the body needs to form blood vessels, cartilage, muscle and collagen in bones. This vitamin is also vital to the body's healing process.

A molecular formula is defined as a chemical formula of a molecular compound that shows the kinds and numbers of atoms present in a molecule of the compound. This is a way of presenting information about the chemical proportions of atoms that constitute a particular chemical compound or molecule using chemical element symbols and numbers.

A molecule of the ascorbic acid will have a mass of 176.124 atomic mass units.

This is determined by adding 6 X 12.011 for carbon + 8 X 1.008 for hydrogen + 6 X 15.999 for oxygen.

This is equals to the 72.066 for carbon + 8.064 for hydrogen + 95.994 for oxygen. Added together, these equal 176.124 molecular mass.

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Answer:

potential energy

Explanation:

Energy, potential energy, is stored in the covalent bonds holding atoms together in the form of molecules. This is often called chemical energy.

The pairs arranged with the particle of higher polarizability listed first are -NH₃, NF₃.

When discussing polarizability, people typically mean the propensity of matter to develop an electric dipole moment in proportion to the applied electric field. Given that matter is composed of constituent particles with an electric charge, such as protons and electrons, it is a property of all matter.

The main distinction between polarizability and dipole moment is that the former measures how easily an electron cloud is deformed by an electric field, while the latter refers to how positive and negative charges are separated in a system.

The London interaction of a larger molecule will be stronger than those of a smaller molecule because a large molecule with numerous e- is more polarizable than a small molecule with few e-. Strong London interactions result from the enormous instantaneous dipole moments of highly polarizable molecules.

Compared to NF₃, NH₃ has a greater dipole moment. REASON Fluorine, which is more electronegative than nitrogen, draws the electrons. The three F atoms pull the electrons because there are three NF bonds. The electronegative forces that arise reduce the dipole moment. 0.24D NF₃ DIPOLE MOMENT The NH₃ molecule has three hydrogen molecules that connect with nitrogen, but unlike the NF₃, which has a greater dipole moment, it lacks the electronegativity to resist the pull of the nitrogen molecule. 1.24D NH₃ DIPOLE MOMENT.

Hence, The pairs arranged with the particle of higher polarizability listed first are -NH₃, NF₃.

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Answer:

glycerin

Explanation:

Glycerol is easily soluble in water, because the ability of the polyol groups to form hydrogen bonds with water molecules.

Given data:H2O vapor content: 13 gramsH2O vapor capacity: 52 grams at 25 degrees Celsius 13 grams at 10∘C52 grams at 30∘CFormula used to find the dew point:$$\dfrac{13}{52}=\dfrac{(A*3\pi)/(ln100)}{(17.27-A)}$$$$\frac{1}{4}=\dfrac{(A*3\pi)/(ln100)}{(17.27-A)}$$

Where A is the constantDew Point:It is the temperature at which air becomes saturated with water vapor when the temperature drops to a point where dew, frost or ice forms. To solve this question, substitute the given data into the formula.$$13/52=\dfrac{(A*3\pi)/(ln100)}{(17.27-A)}$$$$13(17.27-A)=3\pi A(ln100)$$By simplifying the above expression, we get$$A^2-17.27A+64.78=0$$Using the quadratic formula, we get$$A=9.9,7.4$$

The dew point is 7.4 since it is less than 10°C.More than 100:The term "More than 100" has not been used in the question provided.

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Multiple personality or dissociative identity disorder often begins in childhood as a result of unbearable experiences.

The correct option is b) in childhood as a result of unbearable experiences.

Dissociative identity disorder (DID), previously known as multiple personality disorder, is a mental health condition characterized by the presence of two or more distinct identities or personality states within an individual. These identities may take control of the person's behavior and memory at different times.

In most cases, DID begins in childhood as a result of unbearable experiences. Children who have experienced trauma, such as physical or sexual abuse, neglect, or other forms of significant emotional distress, may develop DID as a way to cope with and dissociate from these overwhelming experiences. Dissociation serves as a defense mechanism to protect the individual from the pain and emotional turmoil associated with their traumatic past.

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At high temperatures, a diatomic molecule possesses a total of six degrees of freedom.

Because a gas molecule may travel in any direction, it has three translational degrees of freedom. This is true for all gas molecules, whether monatomic, diatomic, or polyatomic, since every molecule in three-dimensional space may travel freely in all directions.

As a result, a diatomic molecule possesses five degrees of freedom: three translational and two translational.

As a result, a diatomic gas molecule possesses 6 degrees of freedom. This set may be divided into molecular translations, rotations, and vibrations. Three degrees of freedom are accounted for by the whole molecule's center of mass motion.

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Answer:

The correct answer would be D) chlorophylls.

Explanation:

Chlorophyll refers to the green pigment present in cyanobacteria and chloroplasts of plants and algae. It is the pigment which is able to absorb light which makes it an essential element for photosynthesis.

Answer:

The change from a liquid phase to a gaseous phase.

so the answer would be it changed to a gaseous phase

---------------

This is what occurs when the vapor pressure of the liquid is equal to the atmospheric pressure exerted on the liquid.

Atoms having equal or nearly equal electronegativities are expected to form nonpolar covalent bonds. The correct answer is B.

Electronegativity is the measure of the attraction of an atom for electrons in a covalent bond.

When atoms have equal or similar electronegativities, they have an equal or nearly equal attraction for the shared electrons, resulting in an even distribution of electron density between the atoms.

In a nonpolar covalent bond, the electrons are shared equally between the two atoms, resulting in neutral charge distribution and no net dipole moment.

This type of bonding typically occurs between two atoms of the same element (e.g., H2, O2, Cl2) or between different elements with similar electronegativities (e.g., C-H, C-C, and C-N bonds in organic molecules).

In contrast, when atoms have significantly different electronegativities, they form polar covalent bonds or even ionic bonds.

In a polar covalent bond, the electrons are shared unequally between the atoms, resulting in a partial positive charge on one atom and a partial negative charge on the other, creating a net dipole moment.

In an ionic bond, one atom transfers an electron to another atom, resulting in a complete transfer of electron(s) from one atom to the other, creating ions with opposite charges that attract each other.

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Answer:

Gas

Explanation:

The question is asking solid, liquid or gas. Gas particles are the smallest.

Answer:

Please check:  6.67×104⁰ .  What is the \(^{0\\\) after the 104? I'll assume this is meant to read:  6.67x10^40 chlorine molecules.

Explanation:

6.67x10^40 molecules

One mole = 6.02x10^23 molecules

(6.67x10^40 molecules)*(1 mole/6.02x10^23 molecules) = 1.10x10^17 moles chlorine

Answer:

\( \tiny \tt \: \)

Suspension

Answer: 89.7 L

Explanation:

89.6 volume, in liters, does 128 grams of O2 occupy at STP. Therefore, option A is correct.

A volume is simply the amount of space taken up by any three-dimensional solid. A cube, a cuboid, a cone, a cylinder, or a sphere are examples of solids. Volumes differ depending on the shape.

Every three-dimensional object requires some amount of space. The volume of this space is measured. Volume is defined as the space occupied by an object within the boundaries of three-dimensional space. It is also known as the object's capacity.

1 mole Oxygen has mass 32 grams

Mole of Oxygen in 128 g mass = 128 g / 32 g/mol

= 4.0 mol O2

At Standard temperature and pressure this has volume

= 4.0 mol × 22.4 L/mol

= 89.6 L

Thus, 89.6 volume, in liters, does 128 grams of O2 occupy at STP, option A is correct.

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