Questions Asked on February 9, 2008

3.) A 5.00 x 10^2 g block of metal absorbs 5016 joules of heat when its temperature changed from 20 degrees C to 30 degrees C.
1. 3 answers
2. asked by mhaidar9108
3. 6,764 views
A person touches a stove, withdraws his or her hand, and then yells. Why does the yelling occur after the hand is withdrawn?
1. 2 answers
2. asked by Rogers
3. 5,814 views
1. Explain why the knee-jerk and Achilles reflexes are important in walking.
1. 1 answer
2. asked by Rogers
3. 2,454 views
Under what conditions will 3 vectors having magnitudes of 7, 24 and 25, respectively, have the zero vector as a resultant?I
1. 1 answer
2. asked by Anonymous
3. 2,391 views
use the table below to calculate ΔHo reaction:Standard Enthalpies of Formation, ΔH˚fٍ at 298 K Substance - Formula -
1. 1 answer
2. asked by Sam
3. 2,246 views
In watermelons the allele for green color and for short shape are dominant over the alleles for striped color and for long
1. 1 answer
2. asked by Matt
3. 2,086 views
How much heat must be added to 50.0g of aluminum metal at 25 degrees C to raise its temperature to 125 degrees C?I have about 20
1. 3 answers
2. asked by mhaidar9108
3. 2,080 views
A balloon carrying a basket is descending at a constant velocity of 20.0 m/s. A person in the basket throws a stone with an
1. 1 answer
2. asked by Erin
3. 2,048 views
how do you conjugate aimer mieux? do you just conjugate the aimer part?
1. 4 answers
2. asked by Eric
3. 1,877 views
7. A 100g mass of tungsten at 100 degrees C is placed in 200 mL of water at 20 degrees C. The mixture reaches equilibrium at
1. 2 answers
2. asked by mhaidar9108
3. 1,849 views
While examining the victim of a serious car accident, a physician lightly pokes the patient's leg with a needle. The pokes begin
1. 1 answer
2. asked by Rogers
3. 1,830 views
I JUST TOOK A TEAS TEST(FOR PRACTICAL NURSING ADMISSIONS). THE REQUIREMENTS MUST BE A GRADE IN AT LEAST THE 40TH PERCENTILE IN
1. 2 answers
2. asked by TORI
3. 1,685 views
Complete parts a – c for each quadratic function.a. Find the y-intercept, the equation of the axis of symmetry and the
1. 1 answer
2. asked by Mara
3. 1,573 views
A solution contains 0.0653g of compound in 8.31g of ethanol. The molarity of the solution is 0.0368m. Calculate the molecular
1. 2 answers
2. asked by Lauren
3. 1,350 views
Urea (NH2)2CO is dissolved in 100.0 g of water. The solution freezes at -0.085 degrees C. how many grams of urea were dissolved
1. 2 answers
2. asked by Lauren
3. 1,261 views
The world record for the discus throw is 74.08m , set by Jürgen Schult in 1986.If he had been competing, not on earth, but on
1. 1 answer
2. asked by Erin
3. 1,255 views
Urea (NH2)2CO is dissolved in 100.0 g of water. The solution freezes at -0.085 degrees C. how many grams of urea were dissolved
1. 7 answers
2. asked by Lauren
3. 1,228 views
1. Juanita has 180 feet of fencing that she intends to use to build a rectangular play area for her dog. She wants the play area
1. 1 answer
2. asked by Sarah
3. 1,220 views
Operations with Complex NumbersSimplify. 1. sqrt(-144) 2. sqrt(-64x^4) 3. sqrt(-13)*sqrt(-26) 4. (-2i)(-6i)(4i) 5. i13 6. i38 7.
1. 1 answer
2. asked by Brian
3. 1,198 views
Which of the following statements is NOT true in regards to water, ethanol, and isopropanol?A. H-O-H and C-O-H bond angles are
1. 4 answers
2. asked by Anonymous
3. 1,157 views
In a calorimetry experiment in the lab, you were able to record the following data:Mass of water in a calorimeter = 90.0 g
1. 6 answers
2. asked by James
3. 1,108 views
I need help pleaseA computer can execute 64 instructions per second. How many instructions can it execute in 10 minutes?
1. 3 answers
2. asked by Sonya
3. 1,084 views
Complete parts a – c for each quadratic function:a. Find the y-intercept, the equation of the axis of symmetry and the x-
1. 2 answers
2. asked by Mara
3. 1,032 views
The sum of the swuares of the first n counting numbers:1² + 2² + 3² + 4² + 5² + 6² + ... +n² is given by the formula S =
1. 2 answers
2. asked by jadacess
3. 1,023 views
Hello,Can some one tell me if I came to the correct answer... Thank You For coal- 0.314 How much heat energy is required to
1. 3 answers
2. asked by Mandi
3. 924 views
THE AVERAGE WEIGHT W (IN POUNDS) OF AN ATLANTIC COD AGED t YEARS CAN BE MODELED BY THE EGUATION W=1.16(1.44)^t.FIND THE RATIO OF
1. 1 answer
2. asked by Mackenzie
3. 921 views
Could someone double check my answers.1. Write the number in expanded form 684 answer: (6x100)+(8x10)+(4x1) 2.Give the place
1. 3 answers
2. asked by Kim S.
3. 919 views
What is the difference between a taiga and a tundra?
1. 1 answer
2. asked by Anonymous
3. 916 views
the long-term note payable bears an interest of 12% per year. theunadjusted interest expense account equals the amount paid for
1. 0 answers
2. asked by ben
3. 792 views
2)For 2000 patients, a blood-clotting time was normally distributed with a mean of 8 seconds and a standard deviation of 3
1. 2 answers
2. asked by Jon
3. 773 views
1. Juanita has 180 feet of fencing that she intends to use to build a rectangular play area for her dog. She wants the play area
1. 1 answer
2. asked by Sarah
3. 768 views
Aluminum hydroxide forms a positively charged sol. Which of the following ionic substances should be most effective in
1. 2 answers
2. asked by Lauren
3. 737 views
Write an equivalent FRACTION to 3/7 which has a numerator of 114.
1. 1 answer
2. asked by Mike
3. 732 views
What would happen if I omitted adding Gram's Iodine in the Gram Stain procedure?
1. 1 answer
2. asked by Anna
3. 722 views
Age 0-14 number of people= 206,423Age 15-34 number of people= 265,778 Age 35-54 number of people= 308,946 Age 55-74 number of
1. 1 answer
2. asked by Jon
3. 717 views
Hi yall. I have been trying to write this paragraph on Christmas and I was just wondering if someone could read it and see if im
1. 16 answers
2. asked by Rachel
3. 709 views
I need to find websites about sience fair projectes about plants.
1. 3 answers
2. asked by desteny
3. 697 views
Age 0-14 number of people= 206,423Age 15-34 number of people= 265,778 Age 35-54 number of people= 308,946 Age 55-74 number of
1. 2 answers
2. asked by Jon
3. 694 views
Differences between the four major communication styles. Benefits of using particular communication styles. The importance of
1. 2 answers
2. asked by Ree
3. 672 views
If the rise of a roof is 8 feet and the run is 2 feet 8 inches, what is the pitch of the roof in lowest terms when written as a
1. 2 answers
2. asked by Mike
3. 668 views
integral -oo, oo [(2x)/(x^2+1)^2] dx(a) state why the integral is improper or involves improper integral *infinite limit of
1. 0 answers
2. asked by Anonymous
3. 664 views
Hello,Can some one tell me if I came to the correct answer... Thank You How much heat energy is required to raise the
1. 2 answers
2. asked by Mandi
3. 653 views
Today unions (A) have generally experienced a tremendous increase in membership (B) have not succeeded in organizing any
1. 2 answers
2. asked by Rachel
3. 652 views
I am supposed to write a quadratic equation in the varible x having the given numbers as solutions. Type the equation in
1. 2 answers
2. asked by Marysvoice
3. 628 views
Hello,I wanted to know if I came to the correct answer in the following problem... Thank You I used: I=LK(To-Tf) LD=L-I A silver
1. 3 answers
2. asked by Mandi
3. 626 views
A magnet can exert a force on a moving charged particle, but it cannot change the particle's kinetic energy. Why not?
1. 0 answers
2. asked by Heather
3. 625 views
An air filled parallel plate capacitor has plates of area 0.0406 m^2 and seperation of 2.5*10^-6 m.a)What is the capacitence for
1. 0 answers
2. asked by Kwang hu111
3. 610 views
Is concertos a genre of the Romantic period that influenced or had an effect on music today?I think it did but I cannot find an
1. 1 answer
2. asked by Kally
3. 605 views
Hi yall. I have been trying to write this paragraph on Christmas and I was just wondering if someone could read it and see if im
1. 1 answer
2. asked by Rachel
3. 601 views
Unfortunately for mariners, the total amount of wave energy in a storm doesnt depend on the first power of wind speed, but on
1. 2 answers
2. asked by Mackenzie
3. 591 views
I can't figure this one outDuring a trip, a canoe travles 47 miles at r speed. The second part of the trip the canoe travels 9
1. 4 answers
2. asked by Marysvoice
3. 591 views
HELP! I am struggling on this question. I think I may or may not have it.Why does Methane has a tetrahedral shape? The
1. 2 answers
2. asked by Tim
3. 591 views
j'ai réfléchipour "extended family", d'après votre définition, on pourra utiliser le terme de "famille recomposée" je ne
1. 1 answer
2. asked by mk-tintin
3. 587 views
Hey again, i've made the corrects you suggested...and i was hoping you could proof read just to make sure i did them
1. 3 answers
2. asked by Rachel
3. 587 views
What's "are you there yet?", "having fun?" and "check our inbox when you get back" in French? Thanks!
1. 3 answers
2. asked by Anonymous
3. 586 views
The perimeter of the polygon below is 9x-1. Find the expression for the missing side length.There are 5 expressions: 3x-4, x-5,
1. 1 answer
2. asked by bob
3. 584 views
Simplify:1.SquareRoot(-144) 2.SquareRoot(-64x^4) 3.SquareRoot(-13)*SquareRoot(-26) 4.(-2i)(-6i)(4i) 5. i^13 6. i3^8 7.(5 – 2i)
1. 1 answer
2. asked by Mara
3. 579 views
If the reaction is zero order, how long would it take for I2 disappear?
1. 0 answers
2. asked by Henry60
3. 578 views
Predict the sign of ( ∆H) in each of the following reactions:NH3 (g) + HCl (g) NH4Cl(s) ∆S = +, ∆G = - Fe (s) + Cu+2 (aq)
1. 0 answers
2. asked by Luke
3. 560 views
evaluate the integral or state that it diverges. Check if I did it correctly.integral 0,1 dr/r^.999 lim b->0+ integral b, 1
1. 0 answers
2. asked by Anonymous
3. 558 views
A piece of rectangular metal has 8 holes punched in it that lie in a straight line.If there are 1 1/16 inches between the
1. 2 answers
2. asked by Mike
3. 555 views
A "dip needle" is a small magnet mounted on a horizontal axis so that it can swivel up or down. Where on Earth will a dip needle
1. 0 answers
2. asked by Heather
3. 549 views
what would be a simplified reason to tell grade ones why there is valentines day? What does it mean? why do people receive
1. 2 answers
2. asked by neil
3. 547 views
I am learning about poetry (meter, verse, and foot). I need a website with audio that can allow me to hear the pronunciations of
1. 1 answer
2. asked by laura
3. 527 views
how would you do this improper integral1/(x-1) from 0 to 2 this is improper at one, so I split it up into two integrals ln(x-1)
1. 1 answer
2. asked by sarah
3. 522 views
le duele la cabeza - my head hurtsor is it I hace a headache me siento cansado - I am tired???
1. 1 answer
2. asked by sam
3. 520 views
Predict the sign of ( ∆H) in each of the following reactions:NH3 (g) + HCl (g) NH4Cl(s) ∆S = +, ∆G = - Fe (s) + Cu+2 (aq)
1. 0 answers
2. asked by Luke
3. 514 views
In reading we have to draw a picture about how dog sleds are loaded.We just finished reading The Call of the Wild by Jack London
1. 1 answer
2. asked by lellie
3. 514 views
If the rise of a roof is 8 feet and the run is 2 feet 8 inches, what is the pitch of the roof in lowest terms when written as a
1. 2 answers
2. asked by Mike
3. 513 views
te sientes bien - are you good????nos sentimos bien - are we good?? te sientes cansado - are you sad?? se siente cansados - are
1. 1 answer
2. asked by sam
3. 507 views
What is the magnetic effect of placing two wires with equal but oppositely directed currents close together or twisted about
1. 0 answers
2. asked by Heather
3. 500 views
estar refriadoit is cold or it will be cold the teacher will have these exactly as above and we must translate
1. 1 answer
2. asked by sam
3. 499 views
I have a test on conjugation and I am trying to make sure I have done this rightme duelen los pies - my feet hurt Te duele la
1. 1 answer
2. asked by sam
3. 497 views
How did U.S. “Manifest Destiny” impact Latin America?
1. 1 answer
2. asked by Karen
3. 496 views
What was the history of France in the 1600's?
1. 1 answer
2. asked by brittany
3. 494 views
HOW WOULD I GO ABOUT THIS QUESTION?JUNGER SAYS THAT EVEN A 10 KNOT INCREASE IN WIND SPEED CAN BE VERY DANGEROUS FOR A SHIP. PICK
1. 2 answers
2. asked by Mackenzie
3. 494 views
What main words can I use in a persuasive arguement
1. 1 answer
2. asked by Bethan
3. 493 views
i just got a new lap top and I am setting up my im and stuff this afternoon -hope your hand is feeling better
1. 1 answer
2. asked by sam
3. 483 views
I think I have identified these right but I am confused on the why part of my question. Am I on the right track or should I read
1. 3 answers
2. asked by Sara
3. 483 views
Prisilla performs a series of transformations on a figure in the plane. First she dilates it by a factor of 3 and translates it
1. 0 answers
2. asked by bob
3. 481 views
A uniform electric field of magnitude 75 n/c is created at an angle of 33 degree relative to the positive x-axis.a)Find the
1. 1 answer
2. asked by Kwang hu111
3. 477 views
se sieten cansadas - could it also be are they tiredinstead of do they feel tired I am setting up my im today
1. 1 answer
2. asked by sam
3. 475 views
What is the meaning of life?
1. 1 answer
2. asked by domonic
3. 475 views
if i have to translate la pisa de correrdo i write running track or track
1. 1 answer
2. asked by sam
3. 474 views
If a car averages about 22 1/2 miles per gallon , and the capacity of the tank is 16 1/4 gallons, how many miles would be
1. 1 answer
2. asked by Mike
3. 469 views
Prisilla performs a series of transformations on a figure in the plane. First she dilates it by a factor of 3 and translates it
1. 0 answers
2. asked by bob
3. 458 views
Guru Blue,These are two wonderful websites, thank you. However, I need a website that has audio to show me the stressed and
1. 1 answer
2. asked by laura
3. 455 views
Degrussa: Strategy and Human Resources in China
1. 1 answer
2. asked by Anonymous
3. 452 views
how would you do this improper integral1/(x-1) from 0 to 2 this is improper at one, so I split it up into two integrals ln(x-1)
1. 1 answer
2. asked by sarah
3. 448 views
What is the square route of x Times 3 ifx is equal to 5 cubed? Then triple the answer
1. 1 answer
2. asked by Yo
3. 437 views
I got a big research contract at school and need to locate an original copy of the Advance Australia Fair by Peter Dodds
1. 2 answers
2. asked by Anonymouse
3. 434 views
what is the difference in translation saying someone isfeliz contendo ( a) both say happy???
1. 1 answer
2. asked by sam
3. 432 views
i just got a new lap top and I am setting up my im and stuff this afternoon -hope your hand is feeling better
1. 0 answers
2. asked by sam
3. 432 views
I am doing my homework for a spanish test and each time I post a question someone writes somehting disgusting - I am not going
1. 2 answers
2. asked by sam
3. 431 views
what are three chraracteristics of metalloidsand 2 characteristics of noble gases
1. 1 answer
2. asked by JOSE
3. 430 views
what are the steps in writing a good essay?
1. 1 answer
2. asked by Mack
3. 430 views
why does wearing loose clothing on a cold day provide good insulation
1. 1 answer
2. asked by kyle
3. 425 views
estar refriadoit is cold or it will be cold the teacher will have these exactly as above and we must translate
1. 1 answer
2. asked by sam
3. 425 views
se siete bien ( question ) are you goodse siete bien statement you are good is this correct
1. 1 answer
2. asked by sam
3. 423 views
Hare are Vaccines important in preventing viral diseases?
1. 0 answers
2. asked by Andre
3. 420 views

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