suppose a 23°c car tire contains 3.6 mol of gas in a 29 l volume.Part (a) What is the gauge pressure, in atmospheres, in the car tire?
Part (b) What will its gauge pressure be if you add 2.00 L of gas which was originally at atmospheric pressure and 26�C?

Answer:

b is the correct answer

Explanation:

Explanation:

Number of :

Protons - 83

Neutrons - 126

Electrons - 83

In Bismuth.

Also it has a atomic mass of 208.98038 units.

Answer:

you have to match the letters in the picture to the list of energy types

Answer:

VB = 19.9 [m/s]

Explanation:

In order to solve these problems, we must use the principle of energy conservation. Which tells us that the energy between two points after an instant of time must be equal. This is we have two points A & B, in point A is the highest point while Point B is the lowest

Now we need to identify the types of energy at each point.

For point A

At this point we have two energies, the kinetic energy since the roller coaster moves at a speed of 2 [m/s], in the same way there is potential energy since the roller coaster is 20 [m] above ground level.

For point B

At Point B we only have kinetic energy, since it is located at zero meters with respect to the ground. In this way we can determine the velocity at this point.

And the energy is expressed by means of the following expression:

\(E_{A}=E_{B}\\\frac{1}{2} *m*v_{A}^{2} +m*g*h_{A}=\frac{1}{2} *m*v_{B}^{2}\)

where:

m = mass = 5 [kg]

VA = velocity of the roller coaster in point A = 2[m/s]

hA = elevation of the roller coaster = 20 [m]

vB = velocity of the roller coaster in point B [m/s]

Now replacing:

\(\frac{1}{2}*5*(2)^{2} +(5*9.81*20)=\frac{1}{2}*(5)*v_{B}^{2}\\991=2.5*v_{B}^{2}\\v_{B}x^{2} =991/2.5\\v_{B}=\sqrt{396.4} \\v_{B}=19.9[m/s]\)

Explanation:

To accurately determine the contents of the accumulator after the second execution phase (t5), I would need more specific information regarding the context or program being executed. The term "accumulator" typically refers to a register or storage location in a computer system that temporarily holds data during arithmetic or logical operations. The specific value or contents of the accumulator at a given time depend on the instructions executed and the data processed during that phase of the program. Without additional details, it is not possible to provide a specific answer.

A variable that the researcher controls is an independent variable.

In experimental research, the independent variable is manipulated or changed by the researcher to observe its effect on the dependent variable. The independent variable is the presumed cause or influence on the dependent variable. It is called "independent" because its value or level is not dependent on any other variable in the study.

For example, in a study investigating the effect of different teaching methods on student achievement, the teaching method would be the independent variable. The researcher can control and manipulate the teaching method by assigning participants to different groups that receive different instructional approaches. The dependent variable, in this case, would be the student achievement, which is measured to determine the impact of the different teaching methods.
By controlling the independent variable, researchers can establish a cause-and-effect relationship between the independent and dependent variables. This allows them to draw conclusions about the effects of the independent variable on the dependent variable. The manipulation of the independent variable provides researchers with control over the research design, allowing them to test specific hypotheses and draw meaningful conclusions from their studies.

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The formula xy = k or y = kx can be used to represent an inverse variation. If a nonzero constant k exists such that xy = k or y = kx where x≠ 0, y ≠ 0, then y varies inversely as x.

A variable is inversely varying with respect to another variable when the term "inverse variation" is used. It symbolizes how two quantities are inversely related. This means that one variable is inversely proportional to another. Relationship in mathematics between two variables that can be described by an equation in which the sum of the two variables equals a constant.

As one quantity rises, the other falls for two quantities with inverse variation. For instance, as your speed increases while travelling to a specific location, it will take you less time to get there.

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Answer:

1. True 2.0

Explanation:

1. When balanced forces are acting on an object, they have a constant velocity, meaning that the velocity remains the same.

2. When an object begins at a starting point and returns back to that same starting point, its displacement would be 0.

I'm pretty confident in these answers, however, you must have studied this more than me, so let me know if you have any questions or concerns at all, I'll be glad to help. :)

a. See the table that is attached below for an explanation (a)

b. In the group of people under 15 years old, men are more likely than females to drive too quickly.

c. Among those who are 15 or older, women are more likely than men to be moving too quickly.

d. Males preferred faster greens, while females preferred slower greens.

Male players with lesser handicaps preferred slower greens.

Higher handicapped women preferred slower greens.

Each value of xx and each value of yy must be counted in terms of how often they appear together.

The percentage of too fast driving is higher among women.

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Answer: Mechanical waves transfer energy from rock to water.

Explanation: The particles of the medium just vibrate in place. As they vibrate, they pass the energy of the disturbance to the particles next to them, which pass the energy to the particles next to them, and so on. Particles of the medium don't actually travel along with the wave.

Answer:

Mechanical Waves

Explanation:

Mechanical waves are waves that require a medium for the transfer of their energy to occur. Water waves are an example of mechanical waves. Tsunami waves released after an earthquake transfer the energy of the quake to distant shorelines.

Hope this helps.

Planet A exerts a force on planet B, the magnitude and direction of the gravitational force planet B exerts on planet A the gravitational force exerted by planet B on planet A is the same as the magnitude of the gravitational force exerted by planet A on planet B

Newton's third law states that if object A exerts a force on object B, then object B exerts an equal and opposite force on object A. Hence, if planet A exerts a gravitational force on planet B, then planet B exerts an equal and opposite gravitational force on planet A.The magnitude of the gravitational force exerted by planet B on planet A is the same as the magnitude of the gravitational force exerted by planet A on planet B, this is according to the law of universal gravitation,

This law states that the force of gravity between two objects is directly proportional to the product of their masses and inversely proportional to the square of the distance between their centers. The direction of the gravitational force exerted by planet B on planet A is towards planet B's center, just as the direction of the gravitational force exerted by planet A on planet B is towards planet A's center. Therefore, we can say that the magnitude and direction of the gravitational force planet B exerts on planet A is equal and opposite to the gravitational force planet A exerts on planet B

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Answer:

time bc speed uses time

Explanation:

hope it helps♡ ;)

An object is accelerating if there is a change in speed and there is a change in direction, therefore the correct answer is option A.

The rate of change of the velocity with respect to time is known as the acceleration of the object. Generally, the unit of acceleration is considered as meter/seconds².

Even if the magnitude of the velocity not changing even the change in the direction would lead to acceleration,

uniform circular motion is one of the best examples where the speed is constant but the direction is changing continuously

Thus, An object is accelerating if there is a change in speed and there is a change in direction, therefore the correct answer is option A.

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The phase of stellar evolution in which stellar winds become very intense and blow nebular gases into interstellar space is called the "Planetary Nebula phase."

1. Main Sequence:

A star begins its life in the Main Sequence phase, where it fuses hydrogen into helium in its core. This phase lasts for millions to billions of years, depending on the star's mass.
2. Red Giant or Red Supergiant phase:

When the star exhausts its hydrogen fuel, it expands and becomes a Red Giant or a Red Supergiant (for more massive stars).

The outer layers of the star expand, while the core contracts and heats up.
3. Helium fusion: The star's core temperature rises enough to start fusing helium into carbon and oxygen.

This process releases energy that causes the outer layers to expand even more, and the star becomes larger and more luminous.
4. Planetary Nebula phase:

As the helium in the core gets depleted, the star can no longer maintain its outer layers.

At this point, the star's intense radiation pressure causes strong stellar winds to blow the outer layers away from the core.

These expelled gases form a glowing shell of ionized gas called a Planetary Nebula.
5. White Dwarf or Supernova:

The remaining core of the star becomes a White Dwarf (for lower-mass stars) or explodes as a Supernova (for more massive stars).

The White Dwarf eventually cools and fades, while the Supernova explosion enriches the interstellar medium with heavy elements, which may eventually become part of new stars and planets.
In summary, the Planetary Nebula phase is when intense stellar winds blow nebular gases into interstellar space, and it occurs during the later stages of a star's evolution.

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The correct answer is(b). There is a physical change from the solid state to a gas state where energy between the molecules increases.

During sublimation, carbon dioxide transitions directly from the solid state (dry ice) to the gas state without passing through the liquid phase. In this process, individual molecules of carbon dioxide gain energy from the surroundings, leading to an increase in their kinetic energy and molecular movement.

As a result, the carbon dioxide molecules separate from each other and form a gas. This phase change is considered a physical change rather than a chemical change since the chemical composition of carbon dioxide remains the same throughout the process.

Therefore, the sublimation of carbon dioxide results in a physical change where the molecules transition from the solid state to the gas state, gaining energy and increasing their molecular movement.

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To determine the horizontal distance covered by the soccer ball, we can subtract the initial position (10 yards) from the final position (30 yards).

Therefore, the soccer ball covers a horizontal distance of 20 yards.

A soccer ball is a ball used in the game of soccer. In general, soccer balls are made of leather. In its development, the ball kicked by these players has undergone very significant changes.

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As stars get bigger and brighter, the closer they are to their end of life.

Because they have already used all the elements they can in nuclear fusion. Iron cannot be fused, its too heavy.

The most accurate graph here would be the third one.

Interest is equal to the difference between the total amount accrued and the original principal. The statement is True.

Interest is the amount of money paid by a borrower to a lender for the use of borrowed money. It is calculated as a percentage of the principal amount borrowed, and is paid over a period of time.

The total amount accrued is the sum of the principal amount and the interest that has been paid. Therefore, the interest is equal to the difference between the total amount accrued and the original principal.

For example, if you borrow $100 at an interest rate of 5%, you will pay $5 in interest over the course of one year. The total amount accrued will be $105, and the interest will be equal to $5, which is the difference between $105 and $100.

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Answer:

50 N

Explanation:

We are given;

Force on larger piston; F2 = 5000 N

Ratio of diameter of smaller piston to larger piston = 1:10

Now, formula for force on smaller piston which we will denote with F1 is gotten from;

F1 = F2 × A1/A2

Now, A1 = π(d1)²/2

A2 = π(d2)²/2

Thus:

F1 = F2 × (π(d1)²/2)/(π(d2)²/2)

This gives;

F1 = F2 × (d1/d2)²

Plugging in the relevant values;

F1 = 5000 × (1/10)²

F1 = 50 N

The wavelets that stop light waves from spreading are not present at every point on a wavefront, hence the answer is yes.

A radiation beam of a single frequency that exhibits coherence, a fixed relationship between the phase of waves. Coherent light beams have a stable phase difference between their waves; noncoherent beams have unpredictable or fluctuating phase relationships.

In laser light, the waves are not parallel. Unless you have an indefinitely wide beam, it is theoretically impossible to create a beam with precisely parallel rays. Even a completely spatially coherent beam will disperse due to diffraction.

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Answer:

FN=-Fg -> Fg=mg -> Fg = 238 kg*9.8 m/s^2 ->

Fg = -2432.4 so FN = 2432.4 -> FF = μs*FN ->

FF = 0.22*2332.4 N -> FF = 513.128 ->

Fapplied > 513.128 N

Explanation:

...

Answer: hair

Explanation: Since a persons hair can be tracked back to their DNA this was often used because most of the criminals were female and all female have extremely long hair. Hair is also easy to find at a crime scene because the k9 dogs can easily smell it.

Answer:

The answer to this question would be fingerprints.

Explanation:

In the late 1800's Chinese organized a fingerprinting system and started using it to track down criminals

The statement"Mental and emotional health can be improved through exercise." is a true statement

Option A is correct

Exercise is simply defined as the act of putting patience into practice, action, or practice. Regular physical activity can help you strengthen your muscles and increase your endurance.

In conclusion, Mental and emotional health can be improved through exercise.

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Answer:   True.           Exercise is not only good for physical health but also mental and emotional health. It helps in reducing stress, anxiety, depression, and boosting self-esteem, cognitive function, and overall mood. Regular exercise can lead to the release of endorphins that promote feelings of happiness and well-being. Hence, mental and emotional health can be improved through exercise.

Explanation:

i took the test

The number of unique rearrangements of the letters in the word "corridor" is 1,680.

To find the number of unique rearrangements of the letters in the word "corridor," we can calculate the factorial of the total number of letters. In this case, "corridor" has 8 letters.

The factorial of a number is the product of all positive integers from 1 to that number. In this case, the factorial of 8 is:

8! = 8 x 7 x 6 x 5 x 4 x 3 x 2 x 1 = 40,320

However, we need to consider that the letter "r" is repeated twice in the word "corridor." To account for the duplicate letters, we divide the total factorial by the factorial of the number of times the duplicate letters appear. In this case, we divide by the factorial of 2.

2! = 2 x 1 = 2

So, the number of unique rearrangements is:

40,320 / 2 = 20,160

Therefore, there are 20,160 unique rearrangements of the letters in the word "corridor."

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Explanation:

more massive objects will attract each other with a greater gravitational force.

Answer:

Answer:

Hope it helped brainiest plz and thank you!!!!!!1

Explanation:

3. If humans could unleash genetic modifications upon mosquitos that would eradicate the species entirely, should they do it?

No, they should not eradicate the mosquitos because they are part of the food chain for some animals.

After three half-lives, 1/8 (or 0.125) of the parent isotope remains. Thus, 0.125 times the parent atoms. The daughter isotope would be equivalent to the remaining parent isotope, 0.125 times the original number of parent atoms.

After three half-lives, the parent isotope has exponentially decayed, forming the daughter isotope. Each half-life reduces the parent isotope by half and increases the daughter isotope. Three half-lives have passed, reducing the parent isotope to 1/8 of its initial level. The rock sample would have 1/8 of the parent isotope.

The daughter isotope would have accumulated during decay. After three half-lives, the daughter isotope would have reached 3/8 of the parent isotope as each half-life creates one-half of it. After three half-lives, the rock sample would have 1/8 of the parent isotope and 3/8 of the daughter.

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