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Questions Asked on October 15, 2011

A cart loaded with bricks has a total massof 18 kg and is pulled at constant speed by a rope. The rope is inclined at 30.4 �
1. 2 answers
2. asked by phys1!
3. 7,882 views
Find the exact value of tan 5pi/12 using the half-angle identity.
1. 1 answer
2. asked by Cynthia
3. 4,425 views
You are riding in a boat whose speed relative to the water is 7.2 m/s. The boat points at an angle of 25.7° upstream on a river
1. 2 answers
2. asked by Anmol
3. 3,172 views
Lee Holmes deposited $16,600 in a new savings account at 9% interest compounded semiannually. At the beginning of year 4, Lee
1. 3 answers
2. asked by Lydia
3. 3,118 views
show how CH4 +O2=CO2+H2O obeys the law of conservation of mass
1. 1 answer
2. asked by denis
3. 2,879 views
Suppose f(x) = [sin(x^2 - 4)]^ -1. Identify any points of discontinuity, and determine (giving reasons) if they are removable,
1. 1 answer
2. asked by Mishaka
3. 2,723 views
a die is rolled 7 times. find the probability of getting at least one 3.
1. 1 answer
2. asked by Gracy
3. 2,697 views
suppose the 640GB western digital hard drive install in the RAID array has failed, find a replacement drive as close to this
1. 1 answer
2. asked by Anonymous
3. 2,652 views
the first five terms of a sequence are shown below:8,6,4,2,0 ... What is the 100th term in the sequence? A. -192 B. -190 C. -108
1. 1 answer
2. asked by robby
3. 2,545 views
Acetylene gas, c2h2, burns in oxygen to produce carbon dioxide and water. If 61.4 g of co2 are produced when 22.7g c2h2 react
1. 1 answer
2. asked by Amanda
3. 2,110 views
the first 5 terms of a linear sequence are given below: 8,6,4,2,0...What is the 100th term in the sequence? A. -192 B. -190 C.
1. 1 answer
2. asked by robby
3. 2,011 views
mistyped before. A sphere has a volume of 500/3 pi cubic centimeters. What is the total surface area in square centimeters, of
1. 2 answers
2. asked by robby
3. 1,951 views
Two ice skaters have masses m1 and m2 and are initially stationary. Their skates are identical. They push against one another,
1. 1 answer
2. asked by riley
3. 1,471 views
open box made from 33 x 33 inch sheet of metal by cutting out x-inch square from each corner and folding up the sides.What size
1. 4 answers
2. asked by Sushmitha
3. 1,442 views
Relative to the center of the Earth, the position of the Moon can be approximated by (t) = r [cos (ωt) + sin (ωt) ], where r =
1. 1 answer
2. asked by Anmol
3. 1,385 views
the solve of the shipment of 10 items has 2 items defective and 8 items are non defective.IN THE inspection of the shipment a
1. 0 answers
2. asked by ibrahim
3. 1,338 views
Describe the end behavior of the graph of the polynomial function. Then evaluate the function for x=-4, -3, -2, -1, 0, 1, 2, 3,
1. 1 answer
2. asked by jay
3. 1,259 views
a sphere has a volume of 500/3 pi cubic centimeters. What is the total surface area, in sqaure cntimeters, of the square?A. 25
1. 1 answer
2. asked by robby
3. 1,246 views
A square has side lengths of 4x - 3 and 2x - 5. What is the area of the square?
1. 1 answer
2. asked by ezekiel jones
3. 1,225 views
Cumene is a compound containing only C and H that is used in the production of Phenol and acetone in industry. combustion of
1. 2 answers
2. asked by NONO
3. 1,206 views
Can anyone explain to me how to use this formula?Cost of failing to take a cash discount Disc � ount percent 100 percent
1. 0 answers
2. asked by Kimmie
3. 1,201 views
To move a large crate across a rough floor, you push on it with a force F at an angle of 21°, below the horizontal, as shown in
1. 2 answers
2. asked by anonymous
3. 1,185 views
Identify the following amounts.1. "Decidollar" 2. "Centidollar" 3. "Dekadollar 4. "kilodollar"
1. 1 answer
2. asked by christy
3. 1,182 views
what happens when a solution of water and t butyl are shaken up with saturated potassium carbonate?
1. 3 answers
2. asked by suel
3. 1,157 views
Identify what is wrong with the following sentence and make any corrections necessary:“I can’t stand drivers that tailgate
1. 1 answer
2. asked by Aran
3. 1,141 views
A particle leaves the origin with an initial velocity = (2.35 m/s) and moves with constant acceleration = (-1.90 m/s2) + (2.60
1. 0 answers
2. asked by Kaylah
3. 1,129 views
a piece of wire of length 136(pai) is cut to form 8 circles. the radius of the circles differ from each other, in sequence, by 1
1. 6 answers
2. asked by alya
3. 1,104 views
In a hypothetical study, 1000 patients attending a hospital general outpatient department were tested for diabetes using the
1. 4 answers
2. asked by Sofya
3. 1,093 views
bill furrier marks up mink coats 3000.00, which represents a 50% markup on cost. what is the cost of the coats?
1. 1 answer
2. asked by Judy
3. 1,090 views
I Have a few questions, but I would first like for me to ask 2 questions.1. What is organizational behavior and the behavior of
1. 1 answer
2. asked by David S. Mehdeh
3. 1,069 views
Rank the following data in increasing order and find the position and value of the 56th percentile. Please show all of your
1. 3 answers
2. asked by Jennifer
3. 1,013 views
Eastern Airlines knows that 20% of its customer fly first class,20% fly business class, and the rest fly coach. Of those
1. 0 answers
2. asked by jose alejandro
3. 1,010 views
Start with x=75 and add four x values to make a smaple of five data such that the standard deviation of these data equals 0.
1. 2 answers
2. asked by Jennifer
3. 985 views
Unscramble the following wordseye lies the beauty of in the beholder
1. 1 answer
2. asked by Saleem
3. 983 views
To rent a home water softnener, there is an installation fee of $60 plus a $ 25 monthly fee.Write a linear equaion to represent
1. 2 answers
2. asked by Javeria
3. 973 views
You’re the manager of global opportunities for a U.S. manufacturer, who is considering expanding sales into Europe. Your
1. 0 answers
2. asked by Anonymous
3. 962 views
at 20 degree C the speed of sound in air is 344 m/s. This is 1.117 m/s slower than the speed of sound in water.write and solve
1. 6 answers
2. asked by marko
3. 949 views
who is the mayor of Susquehanna?
1. 1 answer
2. asked by Jennifer White
3. 943 views
Using enthalpies of formation, calculate the quantity of heat produced when 14.0 g of propane is completely combusted in air
1. 1 answer
2. asked by John
3. 932 views
I still have a doubt.Are the following sentences possible? 1) She accepted to drive me home. 2) Emma blamed me for taking her
1. 1 answer
2. asked by Henry2
3. 904 views
a projectile is fired from the top of a building with an initial velocity straight upward at 40m/sec. the top of the building is
1. 1 answer
2. asked by daniel
3. 887 views
When you push a 1.70 kg book resting on a tabletop it takes 2.60 N to start the book sliding. Once it is sliding, however, it
1. 1 answer
2. asked by Stephanie
3. 877 views
Find an equation of the tangent line to the curve aty = cosx - sinx (pi, -1) I found y'= -sinx - cosx and used the equation of
1. 1 answer
2. asked by Daniel
3. 870 views
If a snowball melts so that its surface area decreases at a rate of 4 cm2/min, find the rate at which the diameter decreases
1. 2 answers
2. asked by John
3. 858 views
An airplane is dropping bales of hay to cattle stranded in a blizzard on the Great Plains. The pilot releases the bales at 160
1. 1 answer
2. asked by hoda
3. 857 views
Suppose f(x) = [sin(x^2 - 4)]^ -1. Identify any points of discontinuity, and determine (giving reasons) if they are removable,
1. 0 answers
2. asked by Mishaka
3. 838 views
A ball is thrown from the window of a high-rise building with an initial velocity of 7.7 m/s at an angle of 34 deg. below the
1. 1 answer
2. asked by Anonymous
3. 836 views
Describe the end behavior of the graph of the polynomial function. Then evaluate the function for x=-4, -3, -2, -1, 0, 1, 2, 3,
1. 2 answers
2. asked by jay
3. 819 views
Beyond tone, a poet's attitude toward his or her subject reveals to us a poem'sA. subject. B. structure. C. diction. D. theme.
1. 2 answers
2. asked by Linda
3. 818 views
The drawing shows a human figure approximately in a sitting position. For the purposes of this problem, there are three parts to
1. 0 answers
2. asked by riley
3. 818 views
Express the following quantities in the scientific notation:According to NASA, Mars is 225,000,000 km from the Sun at its
1. 3 answers
2. asked by cindy
3. 809 views
When you push a 1.70 kg book resting on a tabletop it takes 2.60 N to start the book sliding. Once it is sliding, however, it
1. 1 answer
2. asked by anonymous
3. 791 views
Two balls have the same mass of 0.525 kg and identical charges of 13.0 μC. They hang from the ceiling on strings of identical
1. 1 answer
2. asked by onder
3. 785 views
Suppose,f(x) = { (x - 1)^2 / x + 1 if x < 2 (x^2 - 2x - 8)/(x - 4) if 2 </= x < 4 (1 / (x - 3)) + 5) if 4 </= x Identify any
1. 1 answer
2. asked by Mishaka
3. 776 views
the difference between a dash and a hyphen. Compose sentences of your own to illustrate your points.
1. 1 answer
2. asked by Aran
3. 760 views
f(x)=x^3-7x^2+10x+6 (find the zeros of this quadratic equation)
1. 1 answer
2. asked by jay
3. 759 views
In Hadley's cell model warm air rises at the equator and cold air sinks at the poles. Can someone tell me what these 2 questions
1. 1 answer
2. asked by Sue
3. 751 views
An object acted on by three forces moves with constant velocity. One force acting on the object is in the positive x direction
1. 4 answers
2. asked by anonymous
3. 749 views
what is introductory material. Provide an example and then explain what kind of punctuation is needed and why? Introductory
1. 1 answer
2. asked by Aran
3. 749 views
A)What mass of silver chloride can be produced from 1.33 of a 0.207 solution of silver nitrate?I got this one, its 39.4 g B)The
1. 1 answer
2. asked by Kristi
3. 743 views
charlie can not remember how much he financed to buy his car..he does remember that his monthly payment is $200 and his add on
1. 9 answers
2. asked by HM
3. 741 views
The average commute time via train from the Chicago O'Hare Airport to downtown is 60 minutes with a standard deviation of 15
1. 2 answers
2. asked by des
3. 720 views
A pelican ﬂying along a horizontal path drops a ﬁsh from a height of 5.5 m. The ﬁsh travels 7.0 m horizontally before it
1. 1 answer
2. asked by Chelsea
3. 709 views
Square OPQR has vertices O(0; 0), P(0; 8), Q(8; 8), and R(8; 0). The parabolawith equation y = a(x &#56256;&#56320; 2)(x
1. 2 answers
2. asked by justme
3. 706 views
Of 1936 people who came into a blood bank to give blood, 200 people had high blood pressure. Estimate the probability that the
1. 1 answer
2. asked by Lamarr
3. 705 views
the boiling point of water 212 degree f. this is 180 degree more than its freezing point. define the variable. then write and
1. 2 answers
2. asked by marko
3. 703 views
A)What mass of silver chloride can be produced from 1.33 of a 0.207 solution of silver nitrate?I got this one, its 39.4 g B)The
1. 1 answer
2. asked by Kristi
3. 700 views
I. Use Chebyshev’s theorem to find what percent of the values will fall between 183 and 227 for a data set with a mean of 205
1. 4 answers
2. asked by Jennifer
3. 689 views
Hello, I am writing a film analysis on the film Heathers. I am doing a Character analysis on Heather Chandler, and I wanted to
1. 5 answers
2. asked by Rainy
3. 684 views
a sphere has a volume of 500/3pi cubvic centimeters. What is the total surface area, in square centimeters, of the square? The
1. 1 answer
2. asked by robby
3. 682 views
Starting with a population that is normally distributed with a mean of 100 and a standard deviation of 12, answer the following
1. 1 answer
2. asked by Daniel
3. 674 views
The following sentence is missing punctuation: “The crowd upset by the delay began to chant loudly for the band to appear.”
1. 2 answers
2. asked by Aran
3. 668 views
Posted by anne on Friday, October 14, 2011 at 6:30pm.Hi, I have a question on HPLC (high performance liquid chromatography). The
1. 1 answer
2. asked by anne
3. 665 views
A certain compound contains only vanadium and oxygen. A 35.00 g sample of the compound contains 19.61 g of vanadium. Determine
1. 5 answers
2. asked by NONO
3. 647 views
A 13.0-g sample of ice at -13.0°C is mixed with 105.0 g of water at 78.0°C. Calculate the final temperature of the mixture
1. 1 answer
2. asked by layla
3. 640 views
a rock is thrown of a cliff with an horizontal velocity of 55.0 m/sec. it takes the rock 7.0 sec to hit the grounda) what is the
1. 1 answer
2. asked by ru
3. 638 views
the reaction CO + 2H2<----->CH3OH has a delta H -18 kJ. how will the amount of CH3OH be affected by the following.a) removing
1. 1 answer
2. asked by
3. 637 views
object A exerts a gravitational force of magnitude 8.2 x 10^-10 N on object B. determine the magnitude of the gravitational
1. 1 answer
2. asked by luna
3. 632 views
A 4.63-g bullet is moving horizontally with a velocity of +349 m/s, where the sign + indicates that it is moving to the right
1. 0 answers
2. asked by riley
3. 632 views
Please check for any errors in my paper. And crrect the errors for me. Let me know if there is anything I need to change.The
1. 1 answer
2. asked by Adrian
3. 631 views
How many grams of carbon disulfide,CS2 will form if 0.450 mol of carbon is consumed in a 3C+2SO2=CS2 +2CO2 reaction
1. 0 answers
2. asked by denis
3. 631 views
can somebody please help me paraphrase this please ??For any state to make sex a qualification that must ever result in the
1. 2 answers
2. asked by Anonymous
3. 627 views
A piece of rope is cut into three pieces in the ratio 2:7:11. If the longest piece is 72cm longer than the shortest piece, find
1. 3 answers
2. asked by StuartKess
3. 624 views
In which quadrants could a point be located if its coordinates are reciprocals to each other
1. 1 answer
2. asked by Tonya
3. 621 views
I am entering an essay scholarship and would love if some of you could proof read my essay. Thanks so much!Title: Be a Part of
1. 5 answers
2. asked by Samantha
3. 609 views
For each of the following situations, determine:a) the null and research hypotheses; b) the hypothesis test used (normal curve,
1. 0 answers
2. asked by Anonymous
3. 605 views
1.00 mL of a 0.0500 M sucrose solution is transferred to a 100 mL volumetric flask, and the flask brought up to volume. 5.00 mL
1. 9 answers
2. asked by Anonymous
3. 599 views
Fluctuation in the prices of precious metals such as gold have been empirically shown to be well approximated by a normal
1. 0 answers
2. asked by Lamarr
3. 599 views
I urgently need to know if the following sentences are all possible. Thank you.1)I didn't know your address but I manged to/was
1. 2 answers
2. asked by Henry2
3. 598 views
The pH of 6.0 M KOH is 13.78. What is the hydrogen ion concentration of this solution
1. 1 answer
2. asked by Danielle
3. 597 views
When writing a persuasive essay the ultimate goal is to persuade the reader. List three techniques that you can use in a
1. 1 answer
2. asked by Wonk
3. 595 views
A seed shoots out from the pod with the speed of 2.4 m/s but with a direction of motion 30° below the horizontal. The seed pod
1. 1 answer
2. asked by Kaylah
3. 594 views
I posted the question several days ago and Mathmate helped to guide me along. I am just unsure if I do not understand what he is
1. 1 answer
2. asked by Rachel
3. 591 views
A Math test has a mean of 51 and standard deviation of 5.0. Find the corresponding z scores for:I. a test score of 64 II. a test
1. 4 answers
2. asked by Jennifer
3. 588 views
light travels at a constant speed of 3x10^11 centimeters/sec. how long does it take light to reach the earth a distance of
1. 2 answers
2. asked by help
3. 585 views
The mass of one electron is 9.11 * 10(negative 28) grams. A uranium atom contains 92 electrons. Find the total mass of the
1. 1 answer
2. asked by christy
3. 585 views
. Identify which one of the following sentences contains an unnecessary comma. Please correct the error and explain why the
1. 3 answers
2. asked by Aran
3. 574 views
Is there any books that relate to middle school (for girls).
1. 5 answers
2. asked by Lila
3. 572 views
A researcher wants to attain a random sample of young drivers who have received DUIs within the last year. Using the PREP
1. 6 answers
2. asked by Jill
3. 569 views
I already talked about skin tone and using IAT test to do a survey I need to know what other measurements sociologists utilize
1. 0 answers
2. asked by Anonymous
3. 561 views

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