a system absorbs 52 joules of heat and does work using 25 joules of energy. what is the change in the internal energy of the system? 25 joules 27 joules 52 joules 77 joules

Answers

Answer 1

The change in the internal energy of the system is 27 joules

From the question given above, the following data were obtained:

Heat absorbed (Q) = 52 JWork (W) = –25 J (since work is done by the system) Change in internal energy (ΔU) =?

The change in the internal energy of the system can be obtained as follow:

ΔU = Q + W

ΔU = 52 + (–25)

ΔU = 52 – 25

ΔU = 27 J

Therefore, the change in the internal energy of the system is 27 J

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Answer 2

Answer:

27 J

Explanation:


Related Questions

there are 80 students in a school every student is taking either algebra or pre calculus

Answers

Answer:

Is that Real or a question

tell me pls

At the nearest wholesale store, 3 bags of bulk cereal cost $21. 75. At this rate, how much would 5 bags of bulk cereal cost? enter your answer in the box.

Answers

5 bags will cost 36.25

Choose the best scenario for refinancing. You have a current mortgage at 5% and have been approved for a new mortgage at 3. 75%. You’ll break even on the closing costs in two years, and you don’t plan to move for at least five. You intend to move in about nine months, but you have been approved for a mortgage with an interest rate two whole points lower than your current rate.

Answers

Explanation:

Enter the following transactions into richard’s checkbook register and state his ending balance: date type description amount 03/01 check #204 blue sky apartments $455. 00 03/05 dep payroll automatic deposit $390. 36 03/08 debit benny’s hamburgers and fries $9. 20 03/15 check #205 car payment $251. 59 03/19 dep payroll automatic deposit $390. 36 a. $715. 79 b. $1,009. 81 c. $780. 72 d. $880. 24.

Answer:the first option that has percentages in it

Explanation:

When driving in heavy rain or on a flooded road your tires.

Answers

When driving on a highway your tires blowout

Describe a time when you felt very lucky (or unlucky).

Answers

A perfect description of a time I felt lucky is dated barely two years ago, Immediately after my undergraduate studies.

Normally, after final examination and graduation from the university, it is expected of all students, especially from the College of Engineering to embark on a compulsory six months internship, this is so that students can gain industrial experience before the actual job placement.

I began by applying early because the chances of getting to a company is slim because of the competition from other peers, in all I went through series of examinations and interviews with students that are intelligent, lucky I came out top four.

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do you agree with mrs hutchinson that the lottery is unfair why

Answers

Answer:

yeah I do think it's an unfair system how many people actually win? the chances of you winning are very slim thousands and even millions of people buy lottery tickets every years and just end up loosing. you end up losing more money then winning.

HOPED THIS HELP YOU

Here are 8 visual contents from the internet. Identify their implications to an individual or society.

Answers

Based on the information given, the implications of the visual contents include:

1. Improves quality of life.

2. It's vital for the improvement of the quality of life.

3. Promotes greater political participation.

4. Improves learning environment.

5. Hones individuals as more cohesive social units.

6. Provides economic opportunities.

7. Promotes greater political participation.

8. Hones individuals as more cohesive social units.

Visual contents simply means online content which are designed in image form. They include charts, diagrams, online videos, etc.

From the complete information, the visual contents and their implications are written above.

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answer this question PLZZZZZ

what is 1+1?
IM HAVING SO MUCH TROUBLE WITH THIS

Answers

Answer:

2

Explanation:

Answer:

2 or 11

Explanation:

honestly I have no clue how to explain this lol

Quadrilateral 1 and quadrilateral 2 are polygons that can be mapped onto each other using similarity transformations. The transformation that maps quadrilateral 1 onto quadrilateral 2 is a followed by a dilation with a scale factor of.

Answers

The transformation that maps quadrilateral 1 onto quadrilateral 2 is a translation followed by a dilation with a scale factor of 1/2

From the question, we have the following highlights

The quadrilaterals are similar (not congruent)Quadrilateral 2 is twice the size of quadrilateral 1

The above highlight (1) means that, quadrilateral 1 can be translated to get 2.

After the translation, the new quadrilateral 1 can then be dilated by 1/2 (this is so because quadrilateral 2 is twice the size of quadrilateral 1.

Hence, the true statement is: the transformation that maps quadrilateral 1 onto quadrilateral 2 is a translation followed by a dilation with a scale factor of 1/2

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Answer:

translation, 2

Explanation:

A couple is required by their lender to have a down payment of 20% of the purchase price of the home they want to buy. If the couple has saved $35,000, what is the most expensive home the couple can afford to buy?a. $63,000b. $140,000c. $175,000d. $210,000.

Answers

The most expensive home the couple can afford to buy is $175000.

An equation is an expression that is used to show the relationship between two or more numbers and variables.

The couple needs down payment of 20% of the purchase price for any home. Let d represent the most expensive home they can afford. If the couple has saved $35,000:

20% of d = 35000

0.2d = 35000

d = $175000

The most expensive home the couple can afford to buy is $175000.

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Answer:

C175,000 is indeed highest price.

Explanation:

edge2022

If you are working on the part of 5-15 minutes, time-stamping (every 30 seconds) should start at.

Answers

TIMESTAMPS

A timestamp is an indication (also called a marker) which tells us at what time / when the relevant text was spoken. They are represented in the format [HH:MM:SS]; where HH are hours, MM are minutes, and SS are seconds - from the beginning of the audio or video file.

There are different kinds of timestamps as below:

1. Periodic timestamps - Periodic timestamps appear at a consistent frequency. They can appear for every 15 seconds, 30 seconds, 1 minute, or 2 minutes.

2. Paragraph timestamps

3. Sentence timestamps

4. Speaker timestamps

Time stamping format used while transcribing audio files is:

[00:00:00]    

where [hour:minute:second]

so 5th minute is [00:05:00]

If the 5 - 15 minute part of an audio has to be transcribed stamping should be started at [00:05:00]

If a client requests time stamping every 30 seconds the next timestamp would be [00:05:30]

Which of the following goods would be included in the calculation of gross domestic product? select the two correct answers.

Answers

Answer:

We need a picture?? There is no picture.

If you have a choice to earn simple interest on $10,000 for three years at 8% or annually compounded interest at 7. 5% for three years which one will pay more and by how much?.

Answers

Answer:

annually compounded interest at 7. 5% for three years will pay more by $22.97

Explanation:

Simple interest

A = P (1+ rt)

A = final amount

P = initial principal balance

r = interest rate

t = number of time periods elapsed

A = 10000(1+0.08x3) = $12,400

Annual compound interest

A = P (1+ r/n)^nt

A = final amount

P = initial principal balance

r = interest rate

n = number of times interest applied per time period

t = number of time periods elapsed

A = 10000(1+0.075/1)^(1x3) = $12,422.97

$12,422.97 - $12,400 = $22.97

A carpenter cut three 4ft 6in shelves from a 14ft board. How long a piece was left over?.

Answers

Answer:

10ft and 6in

Explanation:

hope this helps

A person is watching a boat from the top of a lighthouse.

Answers

Answer:

no way!!!!!!!!!!!!!!!!!

Explanation:

If body fat has decreased but the scale has stayed the same.

Answers

Answer:

It's possible to get thinner without actually seeing a change in your weight. This happens when you lose body fat while gaining muscle. Your weight may stay the same, even as you lose inches, a sign that you're moving in the right direction. ... Another reason scale weight isn't so reliable is that it changes all the time

Art can give information about all of the following except.

Answers

Answer:

What are the choices? Please supply the choices listed And I will gladly help.

What are the choice to the question

The figure below is reflected over x-axis and then translated down 3 units. What are the coordinates of the image of point X after these transformations?

Answers

Answer:

(-7, 5)

The reflection moves it to 8 on the y then its moved down. the x value never changes.

what is the effective nuclear charge for a 2nd row electron in sulfur?

Answers

Sulfur valence electrons have an effective nuclear charge of +6.

What are effective nuclear charge?

Effective nuclear charge is defined as the true positive nuclear charge that an electron in a multi-electron atom experiences. Electrons and protons are the two elements that cause the effective nuclear charge to rise. Zeff = Z - S is the actual nuclear charge.

A sulfur second row electron's effective nuclear charge is 14. Since sulfur contains 16 protons, or 16 atomic numbers, we know that there are 2 electrons in its first shell or orbit, which due to its rapid speed creates a shielding effect.

Thus, sulfur valence electrons have an effective nuclear charge of +6.

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#SPJ1

Which statements always apply to the process of diffusion? check all that apply.

Answers

Answer:

Molecules move from inside of the cell to outside of the cell. Diffusion requires proteins in the cell membrane. Molecules are evenly distributed at the end. Diffusion requires energy.

The valence electrons in an atom of phosphorus in the ground state are all found in.

Answers

Answer:

Valence electrons in an atom of phosphorus in the ground state are found in 3rd shell.

Explanation:

Phosphorus has an atomic number of 15. Its electronic configuration is 2, 8, 5. This configuration implies that, phosphorus electrons are distributed in three different shells and the number of electrons in the outermost shell, which is the third shell, is 5. The ground state refers to a state, where the atoms of phosphorus are not excited. Electrons move away from their ground states when they are excited.

Quantities that can be described completely by their magnitude or size are called vector quantities.

Answers

In physics, there are two types of quantities

Scalar quantityVector quantity

Scalar quantities are quantities that have magnitude but no direction. Examples of such quantities include speed, pressure, etc

Vector quantities are quantities that have both magnitude and direction. Examples of such quantities include velocity, acceleration etc.

Vector quantities are represented by an arrow over the position of the object to denote its direction.

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Two rectangles are in proportion the bigger rectangle has a base of 8 inches and height of 3 inches.

Answers

The height of the smaller rectangle will be 1.875inches

Similar Shapes

In order to get the height of the smaller rectangle, we will use the similarity theorem of shapes.

For the given rectangles:

Let B and b be the base of the larger and smaller rectangle respectivelyLet H and h be the height of the larger and smaller rectangle respectively

According to the theorem:

[tex]\frac{B}{H} = \frac{b}{h}[/tex]

Substitute the given parameters into the formula:

[tex]\frac{8}{3} =\frac{5}{h}\\8h = 3 \times 5\\8h = 15\\h =\frac{15}{8}\\h= 1.875in[/tex]

Hence the height of the smaller rectangle will be 1.875inches

Complete question:

Two rectangles are in proportion the bigger rectangle has a base of 8 inches and a height of 3 inches. If the smaller rectangle has a base of 5 inches, what is its height?

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Read this sentence and select the dependent clause.

Answers

Answer:

Where is the sentence? As soon as you post the picture I will write the answer in the comments.

Click on the box to indicate the correct order of procedures to deal with a heat related illness. First: second: third: fourth: fifth:.

Answers

Answer:

5.Fan the victims body

1.get the victims out of the heat

3remove the sweat-saturated clothing

4cover the victim with cool damp sheets

2-call EMS

Answer:

First:

Get the victim out of the heat.

Second:

Call EMS.

Third:

Remove sweat-saturated clothing.

Fourth:

Cover the victim's body with cool, damp sheets.

Fifth:

Fan the victim's body.

noiiiiiiiiiiinj8bd\e

Answers

WHHat DO UUuUU MEAnMY Broda

How was the american revolution related to the age of enlightenment? brainly.

Answers

Explanation:

The enlightenment beliefs that influenced the Americans Revolution were natural rights, the social contract and the right to overthrow the government if the social contract was violated

The golden touch narrator.

Answers

That Hawthorne? (i'm not sure i understand what you are asking)

is it a legal to get your sister pageant if your a boy

Answers

it depends on the state…or region…most of the time that would be deemed as immoral and or unethical and is frowned upon in many different cultures

Which line from the passage is an allusion to how cupid bestows love upon people?.

Answers

An allusion is a statement that is meant at calling something to mind without mentioning it explicitly.

The passage that should be used to answer this question was not provided.

However, bearing in mind the above definition of the word, allusion, it is expected that you read through the passage and identify a statement that reminds you of Cupid's ability to make people love themselves.

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