Which pair of bonded atoms has the largest dipole moment?.
Answers
The size of the dipole moment is based on the magnitude of the partial charges and the distance between them. A polar bond exists when the two atoms connected to it differ in electronegativity. A dipole moment is formed as a result of the polar bond.
A dipole moment is a measure of the amount of electric charge in a pair of separated poles that have opposite charges. A polar bond is created by atoms with differing electronegativity, and a dipole moment is generated. In this scenario, the dipole moment is a vector quantity that is directed from the more electronegative atom to the less electronegative atom. A dipole moment's magnitude is determined by the distance between the two poles and the size of the electric charge.
As a result, the dipole moment will be larger if the difference in electronegativity between the two atoms is larger. The bond between chlorine and hydrogen has the largest dipole moment because the difference in electronegativity between these two atoms is significant, with chlorine having an electronegativity of 3.0 and hydrogen having an electronegativity of 2.2.
Therefore, the chlorine and hydrogen pair of bonded atoms has the largest dipole moment due to the considerable difference in their electronegativities.
To know more about dipole moment visit:
brainly.com/question/1538451
#SPJ11
Related Questions
Calculate the amount of HEAT needed to increase the temperature of 300g of water (specific heat 4.18J/g°C) from 27°C to 50°C.
Answers
The amount of heat is 288 kJ needed to increase the temperature of 300g of water (specific heat 4.18J/g°C) from 27°C to 50°C
Heat is the transfer of kinetic energy from one medium to the object from another medium
Here given data is
Temperature = 27°C to 50°C
Specific heat = 4.18J/g°C
Mass = 300g
WE have to calculate the amount of heat =?
The formula is
the amount of heat
Q = mCΔT
Q = 300g × 4.18J/g°C × (27°C - 50°C)
Q = 300g × 4.18J/g°C × 23
Q = 288 kJ
Know more about amount of heat
https://brainly.com/question/3155189
#SPJ1
An isotope (X5) of this element has been synthesized in the lab. This isotope has a half-life of
27.7 days.
How long will it take for 600 g of the substance to decay to 75 g?
Answers
The time taken for the isotope of the sample element having a half life of 27.7 days to decay from its 600 g sample to 75 g is 36.09 days.
What is radioactive decay?Radioactive decay is a nuclear reaction by which an unstable nuclei will undergo emission of charged particles such as alpha, beta, gamma.
By this process unstable nuclei will form their stable isotope or other new atoms. The decay constant k for the nuclear reaction is calculated from the half life time as below:
decay constant = 0.693 /27.7 days
= 0.025 days-1
Now the time taken for the decay of 600 g of the sample to 75 g is calculate as follows:
t = 1/(0.025) log (600/75)
= 36.09 days
Hence, time taken for the isotope of the sample element having a half life of 27.7 days to decay from its 600 g sample to 75 g is 36.09 days.
To find more about radioactive decay, refer the link below:
https://brainly.com/question/1770619
#SPJ1
Which of the following is physical change!?
a. dissolving
b. evaporating
c. bending
d. all of the above
Answers
To Become or cause to become incorporated into a liquid so as to form a solution.
Evaporation:The process of changing from liquid to vapour.
Bending:To shape or force something straight, in a curve or angle.
___________________________________
Polyelectrolytes are typically used to separate oil and water in industrial applications. The separation process is dependent on controlling the pH. Fifteen (15) pH readings of wastewater following these processes were recorded. Is it reasonable to model these data using a normal distribution? 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 10.0 10.5 7.6 11.4 11.4 10.0 Yes, it passes the "fat pencil" test. Therefore, a normal distribution is a reasonable model. No, it does not pass the "fat pencil" test. Therefore, a normal distribution is not a reasonable model. O Yes, it passes the "fat pencil" test. Therefore, a normal distribution is not a reasonable model. O No, it does not pass the "fat pencil" test. Therefore, a normal distribution is a reasonable model.
Answers
No, it does not pass the "fat pencil" test. Therefore, a normal distribution is not a reasonable model. Option B is the correct answer.
The "fat pencil" test is a quick visual check to determine if a dataset can be reasonably approximated by a normal distribution. In this case, the pH readings of wastewater show a significant deviation from a normal distribution. The presence of several low pH values (1.0) and a few high pH values (10.0, 10.5, 11.4) indicate a non-normal distribution with skewness and potential outliers. Therefore, it is not reasonable to model these data using a normal distribution.
Option B is the correct answer.
You can learn more about normal distribution at
https://brainly.com/question/4079902
#SPJ11
Enter the number of electrons in each energy level (shell) for each of the elements. If the energy level does not contain any electrons, enter a 0. It may help to refer to the periodic table. K: =1 =2 =3 =4
Answers
The element with the symbol "K" refers to potassium. To determine the number of electrons in each energy level (shell) for potassium, we can refer to the periodic table.
Potassium has an atomic number of 19, indicating that it has 19 electrons. The electron configuration of potassium is 1s² 2s² 2p⁶ 3s² 3p⁶ 4s¹. Based on this configuration, we can assign the number of electrons in each energy level as follows:
=1 (first energy level): 2 electrons
=2 (second energy level): 8 electrons
=3 (third energy level): 8 electrons
=4 (fourth energy level): 1 electron
Learn more about electron configuration here: brainly.com/question/30849672
#SPJ11
two example of solid -solid solution
Answers
Answer:
Steel — in steel, there is a solid-solid solution of iron and carbonBrass — in brass, there is a solid-solid solution of zinc and copper.a hexagonal planar structure was once proposed for the [crcl3(nh3)3] complex. use the fact that only two isomers of the complex are known to exist to rule out the hexagonal planar structure.
Answers
Answer:
Based on the observed isomers of the [CrCl3(NH3)3] complex, it can be ruled out that the complex has a hexagonal planar structure.
Explanation:
The fact that only two isomers of the [CrCl3(NH3)3] complex are known to exist is important in ruling out the hexagonal planar structure. If the complex were indeed hexagonal planar, then it would be expected to be symmetric with respect to rotation around the central Cr-N axis. This would result in only one isomer being observed, rather than two.
One of the two known isomers of [CrCl3(NH3)3] is a violet-colored compound that is soluble in water and has a distorted octahedral geometry. The other isomer is a green-colored compound that is insoluble in water and has a distorted tetrahedral geometry. Neither of these isomers matches the expected properties of a hexagonal planar structure.
24.7 kg fe (no3) 2 express your answer to three significant figures.
Answers
The mass of Fe(NO3)2 is expressed as 24.7 kg, rounded to three significant figures.
In scientific notation, 24.7 kg can be written as 2.47 x 10^1 kg. The significant figures are determined by the non-zero digits in the number, which in this case is three: 2, 4, and 7. The exponent 1 represents the number of decimal places the decimal point has been moved to the right to convert from 24.7 to 2.47.
Expressing the mass to three significant figures ensures that the measurement is accurate and allows for appropriate precision in reporting the value. It indicates that the measurement was made with certainty up to the third decimal place.
Learn more about number here: brainly.com/question/10547079
#SPJ11
37. What name is given to the process in which mineral crystals change during metamorphism
Answers
The change in the particle size of the rock during the process of metamorphism is called recrystallization.
For instance, the small calcite crystals in the sedimentary rock limestone and chalk change into larger crystals in the metamorphic rock marble
a solution contains one or more of the following ions: hg2 2, ba2 , and fe2 . when potassium chloride is added to the solution, a precipitate forms. the precipitate is filtered off and potassium sulfate is added to the remaining solution, producing no precipitate. when potassium carbonate is added to the remaining solution, a precipitate forms. part a which ions were present in the original solution? check all that apply. which ions were present in the original solution?check all that apply. hg2 2 ba2 fe2
Answers
The original solution contained the Hg2+2, Ba2+, and Fe2+ ions.
What is original solution?Original solutions are creative, unique approaches to problem solving or addressing an issue. They are not replicas of existing ideas or solutions but instead are fresh and inventive ways of tackling a problem. Original solutions often require a combination of critical thinking, innovative ideas, and creative problem solving.
When potassium chloride was added, a precipitate formed due to the formation of insoluble compounds such as BaCl2 and FeCl2. When potassium sulfate was added, no precipitate formed because the sulfate ion is soluble in solution. Finally, when potassium carbonate was added, a precipitate formed due to the formation of insoluble compounds such as BaCO3 and FeCO3.
To learn more about original solution
https://brainly.com/question/19539305
#SPJ4
Carbon cycle – What are the main reservoirs
of the carbon cycle? Where do the inorganic and organic carbon
cycles interact? What are the major differences and similarities
between the inorganic and organic carbon?
Answers
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.
Learn more about Carbon Cycle
brainly.com/question/13729951
#SPJ11
A solution at 25°C is 1.0 x 10^-5 M H3O+. What is the concentration of OH- in this solution
Answers
Answer:
1.0 × 10–9 M OH–
Explanation:
pH = -Log[H+]
pOH = -Log[OH-]
But;
pH + pOH = 14
Therefore;
[H+] + [OH-] = 1.0 × 10^-14 M
Therefore;
[OH-] = 1.0 × 10^-14 M - (1.0 × 10^–5 M)
= 1.0 × 10^-9 M OH–
Production aociate are not allowed to view the proce afety management document. They are only for upervior and upper management?
Answers
The given statement, production associates are not allowed to view the process safety management documents. They are only for supervisors and upper management is true.
Since they provide advice on how to manage the risks and hazards connected to certain operations or processes, these documents are often written with supervisors and top management in mind. This is done to make sure the management team has the knowledge it needs to decide on process safety in an informed manner and to make sure the right safety measures are in place to safeguard employees and the neighbourhood.
It is crucial to remember that a person's unique job responsibilities and the level of access required to carry out those duties should determine who has access to PSM documents. If it's necessary for them to carry out their duties, some production associates might have access to particular PSM documents.
To learn more about process safety management
https://brainly.com/question/16818668
#SPJ4
HELP ASAP! GIVING 30 POINTS!!
WE MEASURE BY ESTIMATING ONE DIGIT PAST THE _____________ MARKING (OR GRADUATION) ON AN INSTRUMENT.
Answers
Atoms from more than 100 elements make up all the matter in the universe. The atoms of two or more elements can come together to make a molecule. When molecules come together, they make a chemical compound. They can form in many different ways and there are millions of compounds that have already been discovered. In chemical reactions, compounds can also be broken down and changes can be made to the way the atoms bond. Compounds have many different characteristics. Compounds can be classified as molecular or ionic. They can also be classified as organic or inorganic. Organic and inorganic compounds can be further classified into subclasses. Is this an accurate summary? Why or why not? (A) Yes; the summary clearly and precisely highlights important facts about how chemical compounds form and other characteristics. (B) Yes; the summary correctly identifies common chemical compounds and explains how to make formulas using compounds. (C) No; the first sentence of the summary incorrectly explains that atoms make up all matter found in the universe. (D) No; the last sentence falsely states that both organic and inorganic compounds can be divided into subclasses when only organic compounds can be.
Answers
The summary clearly and precisely with accuracy highlights important facts about how chemical compounds form and other characteristics.
What are compounds?Compound is defined as a chemical substance made up of identical molecules containing atoms from more than one type of chemical element.
Molecule consisting atoms of only one element is not called compound.It is transformed into new substances during chemical reactions. There are four major types of compounds depending on chemical bonding present in them.They are:
1)Molecular compounds where in atoms are joined by covalent bonds.
2) ionic compounds where atoms are joined by ionic bond.
3)Inter-metallic compounds where atoms are held by metallic bonds
4) co-ordination complexes where atoms are held by co-ordinate bonds.
Learn more about compounds,here:
https://brainly.com/question/14658388
#SPJ1
Describe the effect on the following. During your titration of Zinc Chloride lab, you discovered that the burette you used delivered less volume than the recorded volume of Zn2+ solution used in titration. Predict how your results would differ compared to the true values for:
a. Number of moles of zinc.
b. Number of moles of chloride.
c. Empirical formula.
Answers
The no. of moles and mass of zn determines to be in the titration sample of zinc chloride be less than the original value. correct option is (A).
Percentage error = (experimental value / theoretical value) * 100
So experimental value is always less than that of the theoretical value
b. Higher mole of Cl than the true value
A smaller volume would lead to a smaller mol amount of Cl being calculated. Thus higher than the true value volume recording.
c. The ratio of zinc to chloride would decrease.
A higher number of Cl moles would lead to higher whole number when divided by the number of Zn moles. Thus, the ratio would have a larger denominator equals smaller ratio.
To know more about titration click here:
https://brainly.com/question/27107265
#SPJ4
What are the 4 rules for naming ionic compounds?
Answers
The four rules for naming ionic compounds are: 1) write the name of the cation, 2) write the name of the anion, 3) combine the names and 4) use roman numerals to indicate the charge of the cation if it is a transition metal.
The cation (positive ion) is named first, followed by the anion (negative ion).
The name of the cation is the same as the element from which it is derived. If the element can form cations with different charges, the charge is indicated using Roman numerals in parentheses after the element name.
The name of the anion is derived from the name of the element, with the ending changed to "-ide".
If the compound contains a polyatomic ion (a group of atoms with a net charge), the name of the ion is used in the compound name.
To know more about the ionic compounds, here
brainly.com/question/29005103
#SPJ4
Which characteristic of a substance is considered a chemical property?
a.its boiling point
b.its reactivity
c.its density
d.its conductivity
Answers
10. What do you have to do to the coefficients of equation I below to get to equation II?
i. 2 SnO2 + 4 H2 2 Sn + 4 H2O
ii. SnO2 + 2 H2 Sn + 2 H2O
a) Both equation I and II are balanced, but equation I is the correct way to write the balanced equation.
b) Can you divide equation II by another factor and still have it be correct? Why or why not?
c) In a complete sentence, write down a method you could use to determine if an equation is written in the correct way.
Answers
1. We have to divide the coefficient of equation I by 2 to get equation II.
a. Both equations are balanced but equation II is the correct way to write a
balance equation.
b. It will be correct if we divide equation II coefficient by another factor
but we will get fractions as coefficient. For example
\(\frac{1}{2}\)SnO₂ + H₂→ \(\frac{1}{2}\)Sn + H₂O
c. The correct method is checking if the number of moles of element on
the reactant side is same as the those on the product side. And the
conventional way is making sure the coefficients are whole numbers.
i. 2SnO₂ + 4H₂ → 2 Sn + 4H₂O
ii. SnO₂ + 2H₂→ Sn + 2H₂O
We have to divide the coefficient of equation I by 2 to get equation II.
Both equations are balanced but equation II is the correct way to write a
balance equation.
If we divide the coefficients of equation II by another number, we will not
get a whole number coefficients. The coefficient will be fractions , it will
be correct but its not conventional.
The best method to know if equation is written the correct way is checking
if the coefficient are in the lowest whole number factors.
we also have to check if each moles of elements found in the reactant is
the same in the product side.
read more: https://brainly.com/question/16609984?referrer=searchResults
Answer:We have to divide the coefficient of equation I by 2 to get equation II.
Explanation:
explain why elements with high ionization energies typically also have high electronegativity values
Answers
Elements with high ionization energies typically also have high electronegativity values.
This is because the strength of the attraction between an atom and the electrons it contains affects both properties. The more strongly an atom attracts its electrons, the higher it's ionization energy and electronegativity.
This is because it requires more energy to remove the electrons from the atom, resulting in higher ionization energy, and it will also take more energy to attract electrons away from another atom, resulting in a higher electronegativity. This means that elements with high ionization energies typically also have high electronegativity values.
For more questions like Electronegativity click the link below:
https://brainly.com/question/490663
#SPJ4
How many atoms of oxygen are in 5Li2SO4
Answers
Answer:
20 oxygen atoms
Explanation:
Li2SO4 has 4 oxygen atoms, so if there are 5 of that compound then there will be 20 oxygen atoms.
9.36. Lithium has a work function of 2.90 eV. Light having a wavelength of 1850 A is shined on Li. Determine the kinetic energy of the electron ejected.
Answers
The work function of lithium is given as 2.90 eV. The wavelength of light is 1850 A. The kinetic energy of the ejected electron is 0.67 eV.
The kinetic energy of the ejected electron can be determined using the equation;
Kmax= hυ − work function
where h is Planck's constant (6.626 × 10-34 J s),
υ is the frequency of the light, and
Kmax is the maximum kinetic energy of the ejected electron.
The energy of the light can be calculated using the equation:
E= hc/λ
where c is the speed of light (3 × 108 m/s) and λ is the wavelength of light.
Substituting the given values, we get
E= hc/λ= (6.626 × 10-34 J s) (3 × 108 m/s)/(1850 × 10-10 m)= 1.07 eV
Thus, the energy of the light is 1.07 eV.
Substituting the given values into the equation for Kmax, we get:
Kmax= hυ − work function= (6.626 × 10-34 J s)(3 × 108 m/s)/1850 × 10-10 m - 2.90 eV= 0.67 eV
Therefore, the kinetic energy of the ejected electron is 0.67 eV.
For more such questions on Kinetic energy.
https://brainly.com/question/26472013#
#SPJ11
GIVING BRAINLEST TO WHOEVER HAS THE RIGHT ANSWER! Plz and thx
Food and fossil fuels are considered to be sources of________ energy
1. Mechanical
2.Light
3.Nuclear
4. Chemical
Answers
Answer:
Nuclear energy
I'm not sure ok.. Better ask some adult for making sure.
TWO WRITTEN EXPLAINATION QUESTIONS ONLY HELP IF YOUR SURE AND ARE ABLE THANK YOU
1. If you are examining different liquids, what properties can you use to compare the strength of their intermolecular forces? Describe at least two properties?
2. What are three things that should be Considered when designing a experiment?
Answers
Answer:
1:
As was the case for gaseous substances, the kinetic molecular theory may be used to explain the behavior of solids and liquids. In the following description, the term particle will be used to refer to an atom, molecule, or ion. Note that we will use the popular phrase “intermolecular attraction” to refer to attractive forces between the particles of a substance, regardless of whether these particles are molecules, atoms, or ions.
Consider these two aspects of the molecular-level environments in solid, liquid, and gaseous matter:
Particles in a solid are tightly packed together and often arranged in a regular pattern; in a liquid, they are close together with no regular arrangement; in a gas, they are far apart with no regular arrangement.
Particles in a solid vibrate about fixed positions and do not generally move in relation to one another; in a liquid, they move past each other but remain in essentially constant contact; in a gas, they move independently of one another except when they collide.
The differences in the properties of a solid, liquid, or gas reflect the strengths of the attractive forces between the atoms, molecules, or ions that make up each phase. The phase in which a substance exists depends on the relative extents of its intermolecular forces (IMFs) and the kinetic energies (KE) of its molecules. IMFs are the various forces of attraction that may exist between the atoms and molecules of a substance due to electrostatic phenomena, as will be detailed in this module. These forces serve to hold particles close together, whereas the particles’ KE provides the energy required to overcome the attractive forces and thus increase the distance between particles. Figure 1 illustrates how changes in physical state may be induced by changing the temperature, hence, the average KE, of a given substance.
2: To use the Scientific Method you should design an experiment to test your hypothesis. A hypothesis is a question, which has been reworded into a form that can be tested by an experiment. Your hypothesis should be based on the background information you gathered. Make a numbered, step-by-step list of what you will do to answer your question. This list is called an "experimental procedure". Your procedure should be detailed enough that someone else could do your experiment without needing to talk to you about it. This procedure should include:
Any important amounts or measures you will be using.
Your variable (what it is you plan to change) and how you will change it.
Your control (constant measurements during the experiment).
How you are going to measure the change you observe.
Diagrams or drawings so your ideas are clear.
the hippocampus appears to play a special role in memory for
Answers
The hippocampus plays a special role in memory formation and retrieval. The hippocampus is a region of the brain located in the medial temporal lobe and is known for its involvement in memory processes.
It is responsible for the formation, consolidation, and retrieval of declarative memories, which are memories related to facts and events. Damage to the hippocampus can lead to severe memory impairments, such as the inability to form new memories (anterograde amnesia).
The hippocampus receives input from various brain regions and integrates this information to form coherent memories. It plays a crucial role in encoding new information and transferring it to long-term memory storage. Additionally, the hippocampus is involved in spatial memory and navigation, as it helps individuals remember the layout of their environment and create cognitive maps.
Overall, the hippocampus plays a central role in memory formation and retrieval, particularly in the realm of declarative memory, and its proper functioning is vital for the formation of new memories and the recollection of past experiences.
Learn more about hippocampus here
https://brainly.com/question/6350313
#SPJ11
a chemical reaction can theoretically produce 137.5 grams of product, but in actuality 112.9 grams are produced. which is the percent yield for this reaction?
Answers
Percent yield = (actual yield / theoretical yield) * 100
Percent yield = (112.9 / 137.5) * 100
Percent yield = 82.0%
So the percent yield of the reaction is 82.0%.
pls what is rock cycle
HELPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPASAPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPP
Answers
:Rock cycle is a group of changes that enable sedimentary, igneous and metamorphic rocks to transform from kind to another through processes like melting, cooling, eroding, compacting and deforming.
i hope it is useful please make me as brainlist
Answer: I hope this helps you
Explanation:
The rock cycle is a continuous process that describes how rocks are formed, transformed, and destroyed over time. It involves a series of physical and chemical changes, including weathering, erosion, and deposition, that transform rocks from one type to another. There are three main types of rocks: igneous, sedimentary, and metamorphic, and they can be changed into each other through different processes in the rock cycle. Overall, the rock cycle is an essential process that helps to shape the surface of the Earth and the landscapes that we see around us.
I need help with energy
Answers
Answer:
Explanation:
The correct answer is
energy resulting from the flow of charged particles , such as electrons or ions.
hope it helps :)
How can you measure the volume of an irregular shaped solid?
Answers
Answer:
If the object has an irregular shape, the volume can be measured using a displacement can. The displacement can is filled with water above a narrow spout and allowed to drain until the water is level with the tap. As the irregular object is lowered into the displacement can, the water level rises.
Explanation:
PLEASE HELP, ITS FOR A VERY IMPORTANT TEST 15 PTS
A concept map for four types of intermolecular forces and a certain type of bond is shown. Compare the relative strength of the two forces C and D. Explain how you determined this comparison by identifying the forces.
Compare the relative strength of the two forces C and D. Explain how you determined this comparison by identifying the forces.
Answers
Force C is stronger than force D. The strength of a force is determined by the type of bond it exhibits. The bond exhibited by force C is stronger than the bond exhibited by force D.
The four types of intermolecular forces are London dispersion forces, dipole-dipole forces, hydrogen bonds, and ion-dipole forces. Based on the concept map provided, forces C and D are covalent bonds. Force C exhibits a triple bond, while force D exhibits a single bond. Generally, the greater the number of bonds between two atoms, the stronger the bond.
The bond exhibited by force C is stronger than the bond exhibited by force D because it has more bonds. Additionally, triple bonds are typically stronger than single bonds. Covalent bonds are the strongest type of chemical bond and are stronger than intermolecular forces. Therefore, force C is stronger than the intermolecular force of hydrogen bonding, which is force D on the concept map.
Learn more about intermolecular forces here:
https://brainly.com/question/9328418
#SPJ11