The concentration of ozone in ground-level air can be determined by allowing the gas to react with an aqueous solution of potassium iodide, ki, in a redox reaction that produces molecular iodine, molecular oxygen, and potassium hydroxide.

Answers

Answer 1

Answer:

a) 2KI + O₃ + H₂O ----> I₂ + O₂ + 2KOH

b) Ozone concentration = 0.246 ppb

Explanation:

Concentration of O₃ in air in ppb = 2.46/10 = 0.246 ppb


Related Questions

What should be done to get the most benefits from exercise with the least amount of risk?.

Answers

To get the most benefit from exercise with the least amount of risk; Moderate intensity with higher frequency is advised.

Risk and Benefit factors of Exercise

A couple of exercising methods can be emulated which include;

Exercising at a high intensity such as sprinting or running.Exercising at a moderate intensity such as brisk walking, swimming or cycling.Exercising at a low intensity.

However, among the highlighted techniques above, it is advised to exercise at moderate intensity but with higher frequency.

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Antonia clark, the senior marketing manager of tough mudder, talks about how operations teams, creative teams, and merchandising teams have to work collaboratively to put on events. If she assigned specific members from each of these units to work together semi-autonomously on a new team to create a new product or event, then this would be an example of what concept?.

Answers

The above scenario is  an example of  Venture Team concept.

What is venture team?

A venture team is known to be a kind of management team that is said to be put together for the aim of a new business operation.

This kind of team is known to supervises and handles a start-up business, looking into all the details from raising venture capital to handling the initial operations.

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Read both passages. In a well-written paragraph, compare and contrast the statements about love conveyed in both the excerpt from gibran's "the prophet" and i corinthians 13 from the bible.

Answers

The statements about love conveyed in Khalil Gibran's "The Prophet" and in 1 Corinthians 13 of the Bible are similar in that they convey positive human feelings about life, religion, and love between individuals.

Synopsis of the book "The Prophet"

The story begins with the arrival of the ship that would take the central character Al Mustafa to his homeland and the friendly reception of the population with his arrival, who asked him to stay.

Therefore, the book develops through parables that convey ideas of valuing personal relationships, doing good and solidarity, being similar to the verses of 1 Corinthians 13 of the bible, which explains the importance of love as the greatest of feelings.

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Giraffes have longer necks thanother herbrivores. This trait is probably most important for.

Answers

It’s important for gaining access to different food sources.

How much energy would it take to break all of the bonds in 2 moles of o2 gas?.

Answers

The energy needed to break the bonds of 2 moles of O2 gas would be 968 jk/mol.

What is a chemical bond?

A bond is a term that refers to the attractive interaction between atoms and molecules.

The energy needed by moles to interact is measured in joules per mole and is represented as follows:

jk/mol

In the case of O2 moles, they require 494 jk/mol, therefore, if we need to separate 2 moles of O2, we need 968 jk/mol.

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What mass in grams of nacl would need to be added to 2051 g of water to increase the boiling temperature of the solution by 1. 500 °c? (kb for water is 0. 5100 °c/m).

Answers

You need to add 171882,35 grams to increase the boiling point by 1500 °C.

What is the boiling point elevation?

This factor describes how much the elevation point of a substance increases when another substance is added. In the case of water, the boiling point elevation is 0. 5100 °c/m, which means that by dissolving a substance in water the boiling point goes from 100 °C to 100,51 °C.

How much salt do you need to add to increase the boiling point by 1500 °C?

The number of grams in one mole of salt is equal to 58.44 grams, this means that every 58.44 grams added the temperature will increase by 0.51, with this information, we can calculate the total of salt that needs to be added.

58.44 grams = + 0.51

 x                  =   1500

171882,35 grams

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What is the main topic of conversation between madam potiphar and asenath in the chaste adventures of joseph: a comedy?.

Answers

Answer:

Option A is correct.

Explanation:

The main topic of conversation between Madam Potiphar and Asenath in The Chaste Adventures of Joseph: A Comedy is Madam Potiphar’s servant.

What do the stage directions show the reader about rabbi low’s viewpoint? he fears symbols and shapes he fears pearl will reject him he is afraid for his townspeople he is afraid of his dreams.

Answers

Answer: B

Explanation:

I'm doing the unit test if it's wrong them sorry I'm a dumas

Answer:

b

Explanation:

Difference between conflict avoidance confrontation and resolution.

Answers

Conflict avoidance is where you take steps to remain clear of disputes!

Conflict confrontation is when you want to stop any disagreements and get them out in the open and shut it down before anything bad happens.

Conflict resolution is when and where a conflict is settled. It is no longer any form of conflict.

A 7. 5 kg block is attached to a horizontally-mounted spring with a spring constant of 750 j/m2. The block is released from rest with the spring extended by 15 cm from its normal length of 27 cm. The horizontal surface along which the block moves is frictionless. How long (in s) will it take this system to complete 2. 5 oscillations?.

Answers

It takes the system 1.58 s to complete 2.5 oscillations

Period of oscillation

The period of oscillation of the horizontally mounted spring is T = 2π√(m/k) where

m = mass of block = 7.5 kg and k = spring constant = 750 N/m²

Substituting the values of the variables into the equation, we have

T = 2π√(m/k)

T = 2π√(7.5 kg/750 N/m²)

T = 2π√(0.01 kgN/m²)

T = 2π × 0.1 s

T = 0.2π s

T = 0.2 × 3.142

T = 0.6284 s

T ≅ 0.63 s

Time to complete 2.5 oscillations

Since one oscillation = period = 0.63 s, then 2.5 oscillations = 2.5 × 1 oscillation = 2.5 × 0.63 s

= 1.575 s

≅ 1.58 s

So, it takes the system 1.58 s to complete 2.5 oscillations

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What general trend does electronegativity follow on the periodic table.

Answers

Answer:

As you go across the table and the periods get higher, the electronegativity increases. As you go down the periodic table by groups, the electronegativity decreases

Explanation:

Answer:

electronegativity decreases down a group and increases from left to right of the table

Explanation:

electronegativity shows how well an atom can attract electrons to itself in a covalent bond.

It is measured on the pauling scale, and the most electronegative element is fluorine.

electronegativity decreases down the group, because the increasing number of shells decreases the attraction between the nucleus and outermost electrons.

Electronegativity increases from left to right of a row, as across the row the number of protons in the nucleus increases. This allows a stronger attraction between outermost electrons and the nucleus.

So electronegativity increases up a group and across the row of the periodic table. Fluorine is the most electronegative element, measuring 4 on the pauling scale ( 4 is the highest number).

Hope this helps!

How should a company adopt a data-driven culture that will stick brainly.

Answers

A company should adopt a data-driven culture when making evidence-based decisions at the entry stage of their organization.

What is a Data-Driven Culture?

A data-driven culture refers to a strategy method of exploiting data insights to find new business possibilities, better service customers, boost revenue, and enhance operations, among other things.

A data-driven culture enables companies to make decisions based on concrete proof information and carefully prepare to achieve business objectives.

A company can adopt a data-driven culture by:

The organization should begin with no-code solutions e.g Tableau.They can provide on-the-job learning opportunities for teams to learn about advanced alternatives such as SQL.

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Calculate the kinetic energy in j of an electron moving at 6. 00 × 106 m/s. The mass of an electron is 9. 11 × 10-28 g.

Answers

Answer:

636

Explanation:

6.00× 106 = 636

9.11 × 10 _28= 63,1

636 ÷63,1 = 10, 079

Suppose that prolog facts are used to define the predicates mother(m, y) and father(f, x), which represent that m is the mother of y and f is the father of x, respectively. Give a prolog rule to define the predicate grandfather(x, y), which represents that x is the grandfather of y. Use a comma to denote "and" and a semicolon to denote "or. ".

Answers

Prolog languages are logics that are used when creating programs that require artificial intelligence.

The prolog rule to define the predicate grandfather(x, y) is grandfather(X,Y) :- mother(M,Y), father(X,M); father(F,Y), father(X,F)

How to determine the prolog rule

From the question, we have the following definitions:

mother(m, y): m is the mother of yfather(f, x): f is the father of x

For x to be the grandfather of y, then either of the following definitions must be true

m is the mother of y, and x is the father of mf is the father of y, and x is the father of f

Using the above highlights, the prolog rule would be

grandfather(X,Y) :-

mother(M,Y), father(X,M);

father(F,Y), father(X,F)

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Prolog languages are logics that are used when creating programs that require artificial intelligence.

The prolog rule to define the predicate grandfather(x, y) is grandfather(X,Y) :- mother(M,Y), father(X,M); father(F,Y), father(X,F)

How to determine the prolog rule?

mother(m, y): m is the mother of y

father(f, x): f is the father of x

For x to be the grandfather of y, then either of the following definitions must be true

m is the mother of y, and x is the father of m

f is the father of y, and x is the father of f

Using the above highlights, the prolog rule would be

grandfather(X,Y) :-

mother(M,Y), father(X,M);

father(F,Y), father(X,F)

Therefore, Prolog languages are logics that are used when creating programs that require artificial intelligence.

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Suppose that a bored student wants to go to a restaurant for lunch, but she only has an hour in which to go, eat, and get back in time for class. Considering that it usually takes about 30 minutes in most restaurants to get served and to eat, what is the farthest restaurant the student can go to without being late for class? assume in this part that the student has a car that can accelerate to its top speed in a negligible amount of time. Also, the local speed limit is 30 mph and the student would not like to get a speeding ticket.

Answers

Well, it really depends, one would need to know the restraunts around them and know how long it would to take to get to them.

Now lets say there is one 10 minutes away from the school, but the serving time is a about 30 minutes, then again it would also depend on how fast the student can eat, assuming it takes about 20-30 minutes, the student would most likely be 10-20 minutes late.

Hope this helped!! (And good luck with getting the food!!) Have a nice day!!

Classify each phrase as describing the molecular structure of graphite, diamond, or both substances.

Answers

The distinction showed by the classification describing the molecular structure of graphite and diamond shows that:

Graphite and diamond have different molecular structures and different properties.

What are Graphite and Diamond?

Graphites and Diamonds are allotropes of Carbon that show their chemical identification with carbon but are different in physical forms.

Some of their differences include the following:

Graphite has sp² hybridized while diamond has sp³ hybridization of carbon atoms.

As a result, Graphite possesses the tendency to conduct electricity while diamond cannot.

Therefore, we can conclude that since graphite and possess have different hybridization, they have different molecular structures and different properties.

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A radar gun was used to record the speed of a runner during the first 5 seconds of a race (see the table). Use simpson's rule to estimate the distance the runner covered during those 5 seconds. (round your answer to three decimal places. ).

Answers

The sum of the product of the times and velocity is given by the definite

integral of the function of velocity which is given by Simpson's rule.

Response:

The distance the runner covered during the 5 seconds is approximately 44.772 m

What is the Simpson's rule, and how can it be used to estimate the distance?

The Simpson's rule is used for to approximate a definite integral

The possible table of values of the velocity and time obtained from a similar question is presented as follows;

[tex]\begin{array}{|c|c|c}t(s)&v(m/s)&\\0&0\\0.5&4.67\\1.0&7.32&\\1.5&8.84&\\2.0&9.73&\\2.5&10.24&\\3.0&10.57&\\3.5&10.63&\\4.0&10.76&\\4.5&10.87&\\5.0&10.87&\end{array}\right][/tex]

Distance = Velocity × Time

[tex]The \ distance \ is \ given \ by \ the \ integral, \ \mathbf{\displaystyle \int\limits^a_b {f(t)} \, dt}[/tex]

Where;

f(t) = v

dt = Small duration in time

According to Simpson's rule, we have;

[tex]\displaystyle \int\limits^a_b {f(x)} \, dx = \mathbf{\frac{\Delta x}{3} \left(f(x_0) + 4 \cdot f(x_1) + 2\cdot f(x_3) + ... + 2\cdot f(x_{n - 2}) + 4 \cdot f(x_{n-1}) + f(x_n) \right)}[/tex]

Δx = [tex]\mathbf{\dfrac{b - a}{n}}[/tex]

n = 10

Which gives;

[tex]\dfrac{5.0 - 0}{10} = \dfrac{1}{2} = 0.5[/tex]

[tex]d = \displaystyle \int\limits^a_b {f(t)} \, dt = \mathbf{ \frac{0.5}{3} \left(f(t_0) + 4 \cdot f(t_1) + 2\cdot f(t_3) + ... + 2\cdot f(t_{10 - 2}) + 4 \cdot f(t_{10-1}) + f(x_{10}) \right)}[/tex]

Therefore;

d = 0.5÷3×(0 + 4 × 4.67 + 2 × 7.32 + 4 × 8.84 + 2 × 9.73 + 4 × 10.24 + 2 × 10.57 + 4 × 10.63 + 2 × 10.76 + 4 × 10.87 + 10.87) ≈ 44.772

The estimate of the distance covered during the 5 seconds, d ≈ 44.772 m

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What is the positive radian measure of the smaller angle formed by the hands of a clock at 4 o’clock? simplify your answer completely.

Answers

Answer: At four o’clock the minute hand is on the 12 and the hour hand is on the 4. The angle formed is 4/12 of the total number of degrees in a circle, 360. 4/12 * 360 = 120 degrees

Explanation:

A metal wire has a circular cross section with radius 0. 800 mm. You measure the resistivity of the wire in the following way: you connect one end of the wire to one terminal of a battery that has emf 12. 0 v and negligible internal resistance. To the other terminal of the battery you connect a point along the wire so that the length of wire between the battery terminals is d. You measure the current in the wire as a function of d. The currents are small, so the temperature change of the wire is very small.

Answers

Answer:

[tex]\rho[/tex] = V*π*r^2/(I*d)

Explanation:

Radius r = 0.800 mm, so Area = π x r^2

Voltage V = 12.0 V

Length = d

resistivity = [tex]\rho[/tex]

Current = I

Resistance R = V/I = [tex]\rho[/tex] * d/(π * r^2)

so

[tex]\rho[/tex] = V*π*r^2/(I*d)

Modernist poetry can be defined as which of the following? question 3 options: a school of literature that was prominent in the first decades of the twentieth century and that advocated breaking with the traditions of the past and incorporating experimental techniques to create works that accurately depicted the complexities of modern life. A movement in nineteenth-century american literature and thought. It called on people to view the objects in the world as small versions of the whole universe and to trust their individual intuitions. Poetry that is often written in an extremely structured way that reflects the darkest characteristics of humans. A 18th century literary period most easily defined as literature written during a time of colonization, usually from the point of view of colonizers.

Answers

Modernist poetry can be defined as:

A school of literature that was prominent in the first decades of the twentieth century and that advocated breaking with the traditions of the past and incorporating experimental techniques to create works that accurately depicted the complexities of modern life.

What is poetry?

Poetry is a class of literature comprising of poems. Poems are writing that formulate an imaginative awareness of experience in a particular language.

Modernist poetry is the use of modern methods and techniques to compose poems different from the older poems.

Therefore, the correct answer is option A

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A soccer ball is placed 12 feet away from the goal, which is 8 feet high. You kick the ball and it hits the cross bar along the top of the goal. What is the angle of elevation of your kick? draw the picture below and solve. Rember to use inverse trig and look at formula sheet for help.

Answers

The angle of elevation at which he kicks the ball is; 36.89°

Finding the angle of elevation

We are told that the ball is 12 ft away and so we will consider it to be the horizontal distance.

The post is 8 ft high and so we will consider it to be the vertical distance.

Thus, we can use trigonometric ratio to find the angle of elevation. Thus;

tan θ = 8/12

θ = tan⁻¹0.75

θ = 36.89°

In conclusion the angle of elevation at which he kicks the ball is 36.89°

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Kate cuts her foot while hiking. She forgot to pack bandages, but she has a tube of superglue and uses that to seal the wound. Kate’s ability to invent a solution uses the ________ intelligence component of the triarchic theory of intelligence.

Answers

Kate used the Creative intelligence component of the triarchic theory of intelligence to seal her wound with super glue when she had no bandages

What is the Creative Intelligence of the triarchic theory of intelligence?

According to Robert Sternberg who developed the  triarchic theory of intelligence where he explained that intelligence comprises of three parts which includes:

The  practical The creativeThe analytical

The Creative is characterized by the ability to be inventive and create a   a solution that solves a problem or situation.

Here, Kate using a Superglue where there was no bandage  for her wound shows that she has Creative Intelligence .

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Displayed to the right are two carts connected by a cord that passes over a small frictionless pulley. Each cart rolls freely with negligible friction. Consider the mass of the cart to be m1 and the angle the first cart sits on to be θ1, while the mass of the second cart as m2 and the angle it sits on to be θ2.

Answers

The acceleration is given by the tension in the rope and the component

of the component of the weight acting along the plane.

Response:

[tex]The \ expression \ for \ the \ acceleration, \ a \ is\ \underline{a = \dfrac{m_2 \cdot g \cdot sin \left(\theta_2 \right) - m_1 \cdot g \cdot sin \left(\theta_1 \right) }{m_1 + m_2}}[/tex]

How can the expression for the acceleration be derived?

A possible question is the expression for the acceleration, a in terms of the mass, m₁, m₂, and the angles θ₁ and θ₂.

The drawing representing the situation, obtained from a similar question and created with MS Visio, is attached

From the drawing, we have;

By equilibrium of forces, the tension in the cable, T, is given as follows;

For the cart, m₁; T = m₁·a + m₁·g·sin(θ₁)

For the cart, m₂; T = m₂·g·sin(θ₂) - m₂·a

Where;

a = The acceleration that the two carts experience

Equating both values of T gives;

m₁·a + m₁·g·sin(θ₁) = m₂·g·sin(θ₂) - m₂·a

m₁·a + m₂·a =  m₁·g·sin(θ₁) - m₂·g·sin(θ₂)

The

[tex]a = \mathbf{\dfrac{m_2 \cdot g \cdot sin \left(\theta_2 \right) - m_1 \cdot g \cdot sin \left(\theta_1 \right) }{m_1 + m_2}}[/tex]

The acceleration, a, that the two carts experience in terms of m₁, m₂, θ₁, θ₂,

is therefore;

[tex]a = \underline{\dfrac{m_2 \cdot g \cdot sin \left(\theta_2 \right) - m_1 \cdot g \cdot sin \left(\theta_1 \right) }{m_1 + m_2}}[/tex]

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What is the best summary of this monologue? antony wants to send octavius’s servant to give octavius a report after antony speaks to the people about caesar’s death. Antony sends octavius’s servant to octavius to tell him that rome is dangerous and that it is not safe for him to return yet. Antony tells octavius’s servant to tell octavius what has happened and to say that rome is not safe for octavius yet. Antony tells him to hurry, but then tells him to wait until after he takes caesar’s body to the marketplace to see how the people react to his eulogy. Antony tells octavius’s servant to hurry back to octavius to tell him what has happened and warn him not to come to rome. Then antony takes caesar’s body to the marketplace, where he wants to convince the people of rome to take revenge on caesar’s killers.

Answers

The summary of the monologue is

"Antony tells Octavius's servant to tell Octavius what has happened and to say that Rome is not safe for Octavius yet. Antony tells him to hurry, but then tells him to wait until after he takes Caesar's body to the marketplace to see how the people react to his eulogy".

Here is the monologue

From act 3, scene 1, of Julius Caesar.

ANTONY. Post back with speed, and tell him [Octavius] what hath chanced. Here is a mourning Rome, a dangerous Rome, No Rome of safety for Octavius yet. Hie hence and tell him so.—Yet stay awhile. Thou shalt not back till I have borne this corpse Into the market-place. There shall I try In my oration how the people take. The cruel issue of these bloody men; According to the which, thou shalt discourse. To young Octavius of the state of things. Lend me your hand. [Exeunt with CAESAR's body]

What is summary?

A summary refers to a concise, brief or presented in a condensed form of a passage, excerpt or text.

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Answer:

c............

Explanation:

If a cat has 38 chromosomes how many chromosomes are in the following cells.

Answers

Answer: the cat would have 38 chromosomes in the cells

Explanation:

69 chromosomes is true

Discuss two ways in which some cultural views can affect relationships negatively.

Answers

Explanation:

different cultures have different beliefs and with that being said ... not everything done in your culture can be like or approved of by ur spouses family/ culture and so this might affect the relationship negatively

Answer:

*Religious practices

*Gender Roles

All living organisms, including both bacteria and eukaryotes have:.

Answers

Plasma, membrane, ribosomes, cytoplasm, and DNA. Hope this helps:)

A box has a length of 7 centimeters, a width of 5 centimeters, and a height of 8 centimeters. What is the volume of the box?.

Answers

Answer:

280 cm^3

Explanation:

7 x 5 x 8 = 280 cm^3

What does the underlined word mean in the following sentence? compramos recuerdos. Recorders shells souvenirs tickets.

Answers

Some of the ways for laying emphasis includes:

Use of boldUse of underliningRepetitionUse of capital letters, etc
What is Emphasis?

This is the use of words or other means in order to draw attention of a person to something.

With this in mind, we can see that underlining can be used to lay emphasis especially in a literary text as this helps to draw the attention of a reader to a specific word or phrase.

Please note that your question is incomplete so I gave you a general overview to help you get a better understanding of the concept.

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What event is not part of the process of dna replication.

Answers

Answer:

Ribosomes are synthesized

Explanation:

Please mark me as brainliest

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