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2012
May

Questions Asked on May 6, 2012

One 3.5 kg paint bucket is hanging by a massless cord from another 3.5kg paint bucket, also hanging by a massless cord, as shown
1. 1 answer
2. asked by emma
3. 7,481 views
an architect wants to draw a rectangle with a diagonal of 13 inches.the length of the rectangle is to be 2 inches more thn twice
1. 1 answer
2. asked by sharmila
3. 5,135 views
A box weighing 65.0 N rests on a table. A rope tied to the box runs vertically upward over a pulley and a weight is hung from
1. 2 answers
2. asked by emma
3. 4,853 views
If 1.0 mL of 6.0M HCl is added to 499 mL of water to give exactly a 500 mL solution, what is the molarity of the dilute
1. 1 answer
2. asked by Amy
3. 3,600 views
Determine the amount of heat needed to raise 20.0 g of ice at 0 degrees C to steam at 100 degrees C. (ΔHfusion = 334 J/g;
1. 4 answers
2. asked by shae
3. 2,738 views
Sulfur compounds cause "off-odors" in wine, so winemaker want to know the odor threshold, the lowest concentration of a compound
1. 1 answer
2. asked by Ryan
3. 2,571 views
What is the angular momentum of a 0.200- ball rotating on the end of a thin string in a circle of radius 1.45 at an angular
1. 1 answer
2. asked by juan
3. 2,512 views
A passenger on an interplanetary express bus traveling at v = 0.94c takes a seven-minute catnap by his watch. How long does the
1. 1 answer
2. asked by Jake
3. 2,162 views
Urgen!!Statistics homework help? Your company is producing special battery packs for the most popular toy during the holiday
1. 2 answers
2. asked by noe
3. 2,030 views
Fill in the blank to make the two fractions equivalent.?/24 = 3/4 is the answer 6
1. 5 answers
2. asked by PLS Check
3. 1,918 views
suppose you have 54 feet of fencing to enclose a rectangle dog pen . the function a= 27x- x^2 , where x = width , gives you the
1. 3 answers
2. asked by Anonymous
3. 1,918 views
Using Newtons second law of motion if the force on an object is 20N, and its mass is 5g, what is it's acceleration?A=F/M
1. 5 answers
2. asked by lilman
3. 1,914 views
A 100.0-mL sample of 0.250 M aniline (C6H5NH2) is titrated with 0.500 M HCl. What is the pH at theequivalence point?
1. 2 answers
2. asked by Jake
3. 1,885 views
Read this summary and then answer the questions.This is Tyler's freshman year in college, and he has been earning good grades
1. 2 answers
2. asked by Jessica
3. 1,816 views
An electron is accelerated by a constant electric field of magnitude 325 N/C.(a) Find the acceleration of the electron. (m/s^2)
1. 1 answer
2. asked by andrew
3. 1,762 views
You take 326 g of a solid (melting point = 57.6oC, enthalpy of fusion = 346 J/g) and let it melt in 757g of water, and the water
1. 1 answer
2. asked by Jake
3. 1,727 views
In the Story "The Bracelet" By Colette what is the theme in the story?A. Age is just a number B. The joys of youth are fleeting
1. 5 answers
2. asked by MM
3. 1,700 views
Give delta H for the combustion of propane: C3H8+5O2+3CO2+4H20 +530KCALdelta h= -530 KCAL But how do i figure out how to get
1. 1 answer
2. asked by ashley
3. 1,649 views
An architect plans to draw a rectangular patio with segment LM representing one side of the rectangle. He wants to construct a
1. 1 answer
2. asked by Anonymous
3. 1,556 views
On a hot summer day (30 degrees Celcius), a pesky little mosquito produced its warning sound near your ear. The sound is
1. 2 answers
2. asked by Adele
3. 1,332 views
Consider the graph given above. Add an edge so the resulting graph has an Euler circuit (without repeating an existing edge).Now
1. 1 answer
2. asked by carlton
3. 1,329 views
The bacterium Escherichia coli, orE-coli, has a doubling period of 0.32 h. If a culture starts with 100 bacteria: (a) Determine
1. 1 answer
2. asked by saya
3. 1,327 views
the top of a giant slide is 30 ft off the ground. the slide rises at a 30 degree angle. to the nearst whole foot, what is the
1. 1 answer
2. asked by kelly
3. 1,314 views
The pulley has an inner radius of 0.35m and an outer radius of 0.65m. It has a mass of 1.8kg. A string wrapped around the inner
1. 2 answers
2. asked by Lee
3. 1,312 views
A radio tower stands on the top of a hill that is 85 feet high. From the bottom of the hill, the elevation angle to the base of
1. 1 answer
2. asked by Victoria
3. 1,206 views
Fill in the blank to make the two fractions equivalent.?/24 =3/4 my answer =18
1. 4 answers
2. asked by My Help Pls2
3. 1,185 views
A five-slit system with 7.0 um slit spacing is illuminated with 630 nm light. Find the angular positions of the third and sixth
1. 1 answer
2. asked by I
3. 1,174 views
during a process, 21.6 MJ of heat is added to closed system. if the internal energy is increased by 59.6 MJ, how much work in
1. 0 answers
2. asked by john
3. 1,145 views
A theme is best described as?A. A moral lesson presented in a work of literature B. The central idea or insight about life
1. 3 answers
2. asked by MM
3. 1,134 views
Two block are connected by a rope that runs over a pulley. The block on the tables has mass 4kg, the hanging block has mass 2kg,
1. 1 answer
2. asked by Phil
3. 1,110 views
Can you proofread my research paper, I mostly need help on vary sentence structure?Being Poor Doesn’t Mean a Thing “You are
1. 2 answers
2. asked by Jalia
3. 1,075 views
Two similar ballon are filled with gas. One with hydrogen and the other with oxygen. Which one will go down first and why?
1. 0 answers
2. asked by Chinedu
3. 1,032 views
Approximate the sum of the series correct to four decimal places.n=1 to infinity (-1)^n/4^n*n!
1. 2 answers
2. asked by Sarah
3. 951 views
To determine how many hours per week freshmen college students watch television, a random sample of 225 students was selected.
1. 1 answer
2. asked by M.C
3. 871 views
A chemical system within a sealed 1 L reaction vessel is described by the following reversible reaction equation:2H2S(g) <--->
1. 1 answer
2. asked by Coryn
3. 855 views
solve 5^(p+4)= 2^(4-5p)to 2 decimal places
1. 1 answer
2. asked by saya
3. 838 views
Question # 1 : What is the maximum acceleration a car can undergo if the coefficient of static friction between the tires and
1. 2 answers
2. asked by lennon
3. 815 views
A randomized comparative experiment compared the effects of two types of deep-brain stimulation (pallidal stimulation and
1. 2 answers
2. asked by Ryan
3. 784 views
A plastic sphere has a density that is greater than oil but less than water when itis placed in cylinder containing water, it is
1. 1 answer
2. asked by sachi
3. 779 views
I took 25 mL of an unknown weak acid and added it to 10 mL of NaOH solution. I measured the pH and got 2.88 with concentration
1. 1 answer
2. asked by tc
3. 758 views
A plane intersects a sphere that has a radius of 13 cm. The distance from the center of the sphere to the closest point on the
1. 1 answer
2. asked by Anonymous
3. 758 views
Subtract8/9 - 7/12 write your answer as a fraction in simplest form my answers 33/108 and 11/36 Questions 2: Multiply 2/9 * 18
1. 1 answer
2. asked by My Help Pls2
3. 755 views
the theme of Espada's poem involvesA. The sensitivity of children B. The importance of place C. the distortions of memory D. The
1. 5 answers
2. asked by MM
3. 732 views
susanna stated that the length of her desk is 135.2cm. what range would you expect the actual length of the desk to fall within.
1. 3 answers
2. asked by jesus
3. 729 views
A 0.5-L saturated solution of silver chloride, AgCl, is evaporated to dryness. The residue is equivalent to 1.4 x 10^-3 mole.
1. 1 answer
2. asked by Jonah
3. 717 views
during a process, 21.6 MJ of heat is added to closed system. if the internal energy is increased by 59.6 MJ, how much work in
1. 1 answer
2. asked by mikel
3. 710 views
A 375-gallon tank is filled with water containing 167grams of bromine in the form of Br- ions. How many liters of Cl2 gas at
1. 2 answers
2. asked by Kerstin
3. 710 views
Your health care organization has called upon you to lead a work team to identify service-quality problems within the
1. 4 answers
2. asked by Laura
3. 702 views
The bus stations in Trawlwy and Fenton are 220 miles apart. A bus left Trawley for Fenton at 9:00am. Traveling at 40 miles per
1. 1 answer
2. asked by Miranda
3. 691 views
CHCl3 has normal boiling point at 61C and enthalpy of vaporization of 29.24kJ/mol. what are its value of G and S vapor
1. 0 answers
2. asked by Anonymous
3. 690 views
A researcher wishes to estimate the proportion of college students who cheat on exams. A poll of 490 college students showed
1. 1 answer
2. asked by jennifer
3. 688 views
A sample of 64 statistics students at a small college had a mean mathematics ACT score of 28 with a standard deviation of 4.
1. 1 answer
2. asked by jennifer
3. 685 views
"The Rime of the Ancient Mariner" is famous for its use of vivid figurative language and memorable sound devices. What do you
1. 2 answers
2. asked by CHEYANNE MARIE
3. 677 views
i'm typing down a speech that i need to prepare for english, how much should i write for a 5 min speech
1. 9 answers
2. asked by jackk
3. 673 views
What is another word for things? I tried looking on the thesaurus but nothing seem to match.My sentence: " I saw many horrifying
1. 9 answers
2. asked by bkue
3. 658 views
10. Consider the lines [x,y,z] = [4,7,-1] + t[4,8,-4] and [x,y,z] = [1,5,4] + s[-1,2,3].a) Show that the lines intersect at the
1. 5 answers
2. asked by J
3. 650 views
You have an SRS of size n = 16 from a Normal distribution with standard deviation = 1. You wish to testH_0 :Î¼ = 0 H_a :Î¼ >
1. 0 answers
2. asked by Ryan
3. 645 views
At time t in seconds, a particle's distance s(t), in centimeters, from a point is given by s(t) = 4 + 3 sin t. What is the
1. 1 answer
2. asked by George
3. 640 views
Is Tintern Abbey - Nature about nature, about human nature, or both? Explain, citing lines from the poem to support your ideas
1. 0 answers
2. asked by CHEYANNE MARIE
3. 640 views
hi. my teacher assigned us 20 questions and i got most of them, but i couldn't find the answers to these 4 questions. i did try
1. 1 answer
2. asked by Anonymous
3. 637 views
What motivated Erik Erikson to achieve in life? Would his own personal experiences in life be considered a motivation? Example:
1. 2 answers
2. asked by chris
3. 631 views
Beginning with the systemic veins, track the blood flow through the heart.Can someone please help me with this? I am having
1. 2 answers
2. asked by Amy
3. 626 views
a walkway 2 meters wide surrounds a rectangular play area 50 meters long and 30 meters wide. find the area of the walkway.
1. 2 answers
2. asked by Anonymous
3. 626 views
Please help me i don't know how to do this.How do i create atmosphere in writing. Create a first-person narrator (the main
1. 2 answers
2. asked by yc2012
3. 624 views
Hello. I'll be very grateful for your help.1)Which article is better in the sentence (maybe both are OK?): "Experts believe the
1. 2 answers
2. asked by Ilma
3. 622 views
Evaluate the following. 4*4-14/2+6=15 Evaluate the following expression. 2*[1+(19+13)/4] =18 Evaluate. 50+25/5^2 = 51
1. 2 answers
2. asked by PLS Check
3. 618 views
The disk has mass 10kg and radius 0.25m. The rod has mass 5kg, length 0.5m and radius 0.05m. The rod is split down the middle
1. 1 answer
2. asked by Max
3. 616 views
Which of the following is a unit of temperature?celsius degree joule (my choice) kilogram calorie My first choice is joules and
1. 2 answers
2. asked by lilman
3. 616 views
List all possible rational zeros of each function.f(x)=4x^5+4x^2-9 Find all rational roots of each function f(x)=2x^3+x^2+8x+4
1. 1 answer
2. asked by Zac
3. 614 views
Hannah selected a simple random sample of all adults in her town and based on this sample, consrtucted a confidence interval for
1. 1 answer
2. asked by Nicole
3. 608 views
6.Evaluate the following. 4*4-14/2+6my answer =15 7.Evaluate the following expression. 2*[1+(19+13)/4] my answer =18 8.Evaluate.
1. 2 answers
2. asked by Check Pls
3. 604 views
Determine the amount of heat needed to raise 20.0 g of ice at 0 degrees C to steam at 100 degrees C. (ΔHfusion = 334 J/g;
1. 0 answers
2. asked by shae
3. 602 views
I urgently need your help for two main reasons, Writeacher.1) First, how would you express the following concept when presenting
1. 1 answer
2. asked by Frank
3. 601 views
What is the pressure in a 1.5 L vessel containing 0.25 moles of )2 if the temperature is 37 degrees C? R the universal gas
1. 1 answer
2. asked by Ambra
3. 592 views
Hello. I'll be grateful for some help.1)Is it possible to say: "peace in all the world" or is it "in the whole world"? 2)Do you
1. 1 answer
2. asked by Ilma
3. 575 views
What is the fromulat for copper (II) sulfate?
1. 13 answers
2. asked by Ambra
3. 571 views
What is the molarity of a solution prepared by dissolving 2.41 g of potassium iodide, KI in 100 mL of water?
1. 1 answer
2. asked by Ambra
3. 570 views
Which of the following is a unit of temperature?celsius degree joule (my choice) kilogram calorie My first choice is joules and
1. 1 answer
2. asked by lilman
3. 561 views
In a short responce, explain how life in the Roman Empire was affected by the empirial rule. Answer is backed up with evidence
1. 2 answers
2. asked by Nastia
3. 559 views
What is a work's theme? A. Is absolute B. can be interpreted by differently by different readers C. is always implied D. is
1. 5 answers
2. asked by MM
3. 556 views
I urgently need you to check a few things, Writeacher. Thank you very much.1) Eveline is thinking about (is "of" a mistake?) her
1. 1 answer
2. asked by Frank
3. 556 views
The radius of the base of a right circular cylinder is r com and the height is 2r cm. Find the rate at which the surface area of
1. 0 answers
2. asked by Krystal
3. 556 views
a father pulls hi children in a wagon for 25 minutes covering 1.25 miles on a level sidewalk. he pulls with an average force of
1. 1 answer
2. asked by mmk
3. 552 views
A government survey conducted to estimate the mean price of houses in a metropolitan area is designed to have a margin of error
1. 0 answers
2. asked by jennifer
3. 552 views
please help me to figure out in algebra 2/3-4/5-(-11/15) +7/10-5/2 the answer is 6/5 and I do not know how to work this out
1. 1 answer
2. asked by Ardis
3. 545 views
3. How many moles of HCl are required to make 15.00 mL of an aqueous 2.500 molar HCl solution? How many moles of Cl- are in
1. 1 answer
2. asked by JONESTONE
3. 536 views
One end of the string in the diagram at right is wrapped around the cylinder. The other end is tied to the ceiling. The cylinder
1. 2 answers
2. asked by Goldberg
3. 529 views
the term "insanity" is used
1. 2 answers
2. asked by sarah
3. 527 views
Consider the average available for all hotel rooms from the previous assignment. Identify the point estimate of the average
1. 0 answers
2. asked by JULIET
3. 527 views
Find the area of the region inside r=19sin(theta) but outside r=3
1. 1 answer
2. asked by Katie
3. 526 views
For this assignment you are to imagine that you are part of a select marketing group. This select group has been asked to
1. 1 answer
2. asked by Angela
3. 524 views
find all the zeros of each function.1. f(x)=2x^4-13x^3-34x^2+65x+120 2. f(x)=4x^4+19x^2-63
1. 0 answers
2. asked by Zac
3. 523 views
In the latter srage of the dieases known as AIDS the infected person often comes down with an opportunistic disease these
1. 3 answers
2. asked by lilman
3. 520 views
At time t in seconds, a particle's distance s(t), in centimeters, from a point is given by s(t) = 4 + 3 sin t. What is the
1. 1 answer
2. asked by George
3. 519 views
Find the vector equation of the line that passes through the point (2,-1,7) and is parallel to the line of intersection of the
1. 0 answers
2. asked by J
3. 516 views
3. How many moles of HCl are required to make 15.00 mL of an aqueous 2.500 molar HCl solution? How many moles of Cl- are in
1. 0 answers
2. asked by JONESTONE
3. 514 views
a box has a volume of 546cm3 and a surface area of 422cm2 what is the length, width, and height?
1. 2 answers
2. asked by joseph
3. 508 views
Find the exact values of x if 0<=x<=pi and 2sin^2(x)-sinx-2sinxcosx+cosx=0
1. 0 answers
2. asked by Mia
3. 507 views
A box weighing 65.0 N rests on a table. A rope tied to the box runs vertically upward over a pulley and a weight is hung from
1. 0 answers
2. asked by emma
3. 506 views
al flynn wants to buy a van that cost 16,000 with an interst charge of 2,000. Al figures he can afford a monhtly oayment of 700
1. 1 answer
2. asked by erica
3. 506 views

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