Questions and answers by

Claire

Questions (387)

In Figure 10-20, the magnitude of the force necessary to stretch a spring is plotted against the distance the spring is
1. 1 answer
2. 1,720 views
What is the lewis dot structure of C2H5F?
1. 1 answer
2. 3,378 views
Find the distance between points (-2,1) and (1,5)When finding the distance between these 2 points would you subtract 1-(-2) or
1. 6 answers
2. 462 views
Estamate each sum or diffrence by rounding to the greatest place value.998,927-100,724 would the answer be
1. 5 answers
2. 223 views
Estamate each sum or diffrence by rounding to the greatest place value.998,927-100,724 would the answer be
1. 11 answers
2. 608 views
Estamate the sum or diffrence by rounding to the greatest place value.639,069+283,136 Would it be 600,000+300,000=900,000
1. 7 answers
2. 265 views
Estimate each sum or difference by rounding to the greatst place value.38,347+17,039 would it be 40,000+20,000=60,000
1. 3 answers
2. 429 views
Estimate each sum or difference by rounding to the greatest place value.10,982+4,821= should the answer be...
1. 1 answer
2. 323 views
What does thinking at the margin mean? Also what is the purpose of a decision grid?
1. 6 answers
2. 535 views
Were can i find a coloured diagram of a aluminum-nickel electrochemical cell?
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2. 425 views
Sorry to post this again, but I am still unable to understand it and need help. Please help.1) Using 3(x-3)(x^2-6x+23)^2 as the
1. 3 answers
2. 691 views
How can answer this question ,help please?Information: A ship travels at a constant speed of 25 kilometres per hour (Kph) in a
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2. 523 views
Find the particular solution of the differential equation from:dy/dx = 2/27(x-3)�ã(x^2-6x+23) / (y) (y>0. For which y=2 when x
1. 1 answer
2. 450 views
Hi Please can you help? Really sorry for repeating the question but I wrote it incorrect before.Find the particular solution of
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2. 1,041 views
Hi Please can you help?Find the particular solution of the differential equation from dy/dx=2/27(x-3)�ã(x^2-6x+23) / (y) (y>0.
1. 0 answers
2. 1,039 views
Hi Please can you helpFind the particular solution of the differential equation from f(x)=(x^2-6x+23)^(3/2)for which y=2 when x
1. 2 answers
2. 609 views
Looking for some guidance please, I need to find the initial-value problem for dy/dx = 1+2cos^2x / y. y = 1 when x = 0.any help
1. 1 answer
2. 522 views
HiLooking for some guidance please, I need to find the initial-value problem for dy/dx = 1+2cos^2x / y. y = 1 when x = 0. any
1. 0 answers
2. 395 views
Hi Can anyone help please:Suppose that the births of boys and girls can be modelled by rollling a fair die with 27 faces, 14 of
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2. 490 views
Hi Can anyone help please:Suppose that the births of boys and girls can be modelled by rollling a fair die with 27 faces, 14 of
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2. 451 views
Can anyone help with te following pleaseThe total volume V(x)cm^3 of a container is given by V(x)= 4(x + �ãx(8-x)) (<0x<8).
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2. 470 views
Can anyone help with te following pleaseThe total volume V(x)cm^3of a container is given by V(x)=4(x+�ãx(8-x)) (<0x<8).
1. 2 answers
2. 463 views
Hi I am really sorry I now people have already attempted to help me with this one already, however I am still not able to
1. 1 answer
2. 649 views
Hi can some one help, explain the following please. I seem to have issues with this:1- Find the corresponding particular
1. 1 answer
2. 669 views
Can any one help with the following please:Solve the initial-value problem: problem: dy/dx: 4(3cos(6x)-1)/1+2x-sin(6x) y=12 when
1. 1 answer
2. 683 views
Hello,I'm just wondering how I would conjugate the verb "apporter" in the passe compose, to agree with gender and number? I know
1. 3 answers
2. 1,123 views
Can anyone graph this please!!!5. Perform these transformations on ∆TRL and compute the perimeter of the pre-image and final
1. 0 answers
2. 1,122 views
Can anyone graph this please!!!5. Perform these transformations on ∆TRL and compute the perimeter of the pre-image and final
1. 0 answers
2. 610 views
[0; x] = [-0.71 0.71; -0.71 -0.71][0.015; 0] + [-0.71 0.71; -0.71 -0.71][cos(y) -sin(y); sin(y) cos(y)][0.035; 0]I need to solve
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2. 270 views
Eric has a straight garden path which is 2' x 15'. He wants to cover it with tiles that are each 1' x 2'.How many ways can he do
1. 3 answers
2. 365 views
What are the factors you consider when buying an electrical switch?I want to know what different people consider in order to
1. 1 answer
2. 549 views
A 3.5 kg body accelerates from rest to 20 m/s in 5 s. Calculate:A its acceleration B the force required.
1. 2 answers
2. 465 views
I need help answering questions to a case.The case is: Wagner V. Columbia Pictures Industries, Inc. I don't know if you can find
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2. 653 views
A cylindrical tank 2m diameter and 4m long with its axis horizontal, is half filled with water and half filled with oil of
1. 2 answers
2. 6,704 views
A tank is 180cm long, 90cm deep and 90cm wide at the top, tapering to 30cm wide at the base. If the tank is completely filled
1. 2 answers
2. 943 views
the dissociation of molecular iodine into iodine atoms is represented as: I2 =2I Suppose that .0256 mole of I2 was placed in a
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2. 746 views
A closed tank, rectangular in plan with vertical sides, is 1.8m deep and contains water to a depth of 1.2m. The enclosed space
1. 0 answers
2. 1,026 views
A circular disc having a diameter of 125cm is immersed in water so that the distance of its perimeter measured vertically below
1. 6 answers
2. 3,600 views
A helicopter has two blades (see figure), each of which has a mass of 220 kg and can be approximated as a thin rod of length 6.7
1. 1 answer
2. 832 views
Ready Mix Concrete Company is planning on developing new markets in a growing community. It had recently acquired large orders
1. 2 answers
2. 509 views
The U.S. Food and Drug Administration lists dichloromethane (CH2Cl2) and carbon tetrachloride (CCl4) among the many
1. 2 answers
2. 2,296 views
Solve for x:5sin(2x) + cos(x) = -1.916 Can someone please show me the steps?
1. 0 answers
2. 403 views
The particle travels along the path defined by the parabola y=0.5(x^2). If the component of velocity along the x-axis is v=5t
1. 3 answers
2. 8,503 views
I started, but don't know if I'm going in the right direction:Here is the information on the sheet: Your carpet cleaning
1. 0 answers
2. 464 views
I'm trying to make an income statement...for sales revenue out of this information what do I add up?Sales Revenue Forecast: June
1. 0 answers
2. 462 views
I need help answering questions to a case that is in my business law book. The case is Granholm V. Heald and the questions are:W
1. 1 answer
2. 587 views
what quantity x of a 65% acid solution must be mixed with a 20% solution to produce 300 mL of a 45% solution
1. 1 answer
2. 603 views
7. Evaluate sin[sin^-1(-1/2)].a. 1/2 b. ð /6 c. -1/2 d. - ð /6 8. Evaluate cos[tan^-1(5/12)]. a. 12/13 b. 12/5 c. 5/12 d. 5/13
1. 1 answer
2. 502 views
8. Write the equation for simple harmonic motion given that the amplitude is 5 centimeters and the frequency is 2/ ð cycles per
1. 1 answer
2. 1,261 views
A turbine operating under steady flow conditions receives steam at the following state: pressure 13.8 bar, specific volume 0.143
1. 1 answer
2. 1,230 views
How does a thyristor work when using ac voltage?
1. 1 answer
2. 376 views
Given:H2 (g) + O2 (g) ⇌ H2O2 (g) K = 2.3 x 106 at 600 K 2 H2 (g) + O2 (g) ⇌ 2 H2O (g) K = 1.8 x 1037 at 600 K Calculate
1. 1 answer
2. 815 views
Who benefitted more from the compromise of 1850, the north or south?
1. 1 answer
2. 945 views
A series circuit consists of a 12V source, a 470ohm resistor(R1), a 330ohm resistor(R2) and a diode. If the diode is reverse
1. 1 answer
2. 1,350 views
I determined the area moment of inertia and the product of inertia of the cross-section of a beam about the centroidal axes
1. 2 answers
2. 666 views
At 300.K and 1.00 atm, assume that 25 mL of NO gas reacts with 22 mL ofoxygen gas and excess water to produce nitric acid
1. 3 answers
2. 690 views
A machine cost $ 4,000. It lasts 2 years and has no scrap value (that is, it has no value at the end of those two years of use).
1. 0 answers
2. 488 views
Please check the following, thanks.First Syllable Accented Cancel Chamber Gather Tender Damage action Second Syllable Accented
1. 2 answers
2. 303 views
How does the rainshadow effect happen?
1. 1 answer
2. 403 views
a rigid vessel of volume 1m(^3) contains steam at 20bar and 400 degrees Celcius. The vessel is cooled until the steam is just
1. 1 answer
2. 2,310 views
This begins with the titan Cronos’ mother, Earth, who encourages her children to overthrow their father, Heaven, because out
1. 3 answers
2. 403 views
Okay, I'm back. :) This is long, sorry!Here is the prompt: Explore the role of women in Archaic Greek society as presented in
1. 3 answers
2. 520 views
Help needed coming up with a specific thesis. Here is the prompt:Explore the role of women in Archaic Greek society as presented
1. 4 answers
2. 708 views
A railroad is laid so that there is no stress in the rails at 20 degrees celcius. Calculate the stress in the rails at -6
1. 4 answers
2. 537 views
Why are people fearful & excited about Ellis Island?
1. 1 answer
2. 347 views
My professor said "2) Be sure to footnote your writing when necessary. Of course you do not have to footnote general
1. 1 answer
2. 473 views
If z=(x^n) f(x/y), where f is an arbitrary function, show that:x(partial z/partial x) + y (partial z / partial y) = nz Can
1. 0 answers
2. 511 views
If y is a function of x and z = e^z, show that:x (dy/dx) = (dy/dz) and (x^2) (d2y/dx2) = (d2y/dz2) - (dy/dz) I managed to work
1. 0 answers
2. 543 views
Distinguish between the two main types of interstitial sites in metallic crystal lattices. Discuss the importance and potential
1. 1 answer
2. 564 views
Find the value of theta:-810Cos(theta) + 135 + 2430 Sin(theta)Cos(theta) = 0 Can someone please show me how to simplify it to
1. 1 answer
2. 710 views
A 3-phase 50Hz, 8 pole induction motor has an effective stator to rotor turns ratio of 4:2, rotor resistance 0.2ohms and rotor
1. 0 answers
2. 642 views
RCL Circuits electricity!?A 50V, 50Hz supply is connected to a series circuit consisting of a resistance, a 20mH inductor and a
1. 3 answers
2. 669 views
What is an analogy for the word fly that starts with the letters scr, spr, str and thr that has 4 letters?
1. 1 answer
2. 705 views
1) If x = rcos theta and y = r sin theta, show that partial r / partial x = cos theta and find partial theta / partial x.2) If z
1. 1 answer
2. 12,805 views
Solve the differential equation:d2y/dx2 - 2 dy/dx + y = 3sinhx The answer should be: y(x) = e^x (Ax+ B) + ( 3^8 )(2[x^2][e^x] -
1. 2 answers
2. 1,083 views
/* Develop a C program that will determine if a department store customer has exceeded the credit limiton a charge account. For
1. 3 answers
2. 5,990 views
e) Adjust the amplitude control of the function generator until the signal has a 6V peak-to-peak swing. The resultant form will
1. 1 answer
2. 412 views
Okay, I need help."If short hair (L) is dominant to long hair (l), then what fraction of the offspring produced by a cross of
1. 2 answers
2. 1,846 views
Hi,I'm reading "A Room of One's Own" (Chapter 3) and being asked what this quote means: "Perhaps now it would be better to give
1. 1 answer
2. 691 views
Hi!Hoping someone knows this/has some on hand. Without being combined with anything, what colour is Pb(C2H302)2 (lead acetate)?
1. 1 answer
2. 1,051 views
I am trying to find the sum of two integers. I entered the following program into the Visual Studio and it is telling me that
1. 6 answers
2. 677 views
Hi im kinda confused still on Pulley systems and hoping someone can help me out.The two masses (m1 = 5.5kg and m2 = 3.0kg) in
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2. 803 views
What is the intergral of:2x/[(x+1)^3] dx Can someone show me how to work to work it out please? Thanks!!
1. 0 answers
2. 343 views
A 2-hp motor drives a sanding belt. If the efficiency of the motor is 87% and that of the sanding belt 75% due to slippage, what
1. 3 answers
2. 969 views
I am having a difficult time comparing, contrasting, and explaining historical institutionalism and rational choice
1. 1 answer
2. 917 views
I am having a difficult time comparing, contrasting, and explaining historical institutionalism and rational choice
1. 2 answers
2. 554 views
Write a letter to a new pen pal.Hola, Yo me llamo Claire y you tengo 14 anos. Yo tengo dos hermanas. Ellos tienen 16 y 11 anos.
1. 3 answers
2. 639 views
Could you give me a link where I can try and download accent marks? I have tried going on some sites and I can't download accent
1. 5 answers
2. 1,242 views
Does anyone know how to get a screen reader in Spanish?It's so frustrating reading every letter in every word.
1. 2 answers
2. 450 views
Assignment says label the parts of a plant cell. I'm blind so I'm going to write the names and put their functions.Cell wall,
1. 2 answers
2. 1,547 views
How do I solve absolute value bar 5p plus 12 absolute value bar equals 7?
1. 1 answer
2. 369 views
The boat is to be pulled onto the shore using two ropes. If the resultant force is to be 400N, directed along the keel,
1. 2 answers
2. 1,425 views
What is a scatter plot? My math book is on tape and I have no idea what I'm supposed to do.
1. 1 answer
2. 502 views
What would you pay today for a twenty year, 8% semiannual coupon bond with a face amount of $10,000 if you desired a 10% annual
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2. 390 views
Can you please check my answers. I made the answers in capital letters.Directions, Choose the simple subject in each sentence.
1. 3 answers
2. 475 views
Find the complete subject. I put the complete subject in ( ).1. (Ramon travels) to many countries for his job. 2. (My mother)
1. 7 answers
2. 615 views
Balance the equation:Note: If a chemical species coefficient is "1" then "1" needs to be entered in the field before that
1. 3 answers
2. 573 views
1) d + 7/d^2 - 492)b^2 - 10b + 21/b^2 - 11b + 28 Please help me.
1. 1 answer
2. 445 views
Bob wants to start a lawn in an area that is 110ft by 70ft. One bag of seed covers 1200 square feet. How many bags should he
1. 4 answers
2. 498 views
4ab-8ac+12ad
1. 1 answer
2. 528 views