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2010
November

Questions Asked on November 25, 2010

Calculate the hang time of an athlete who jumps a vertical distance of 0.75 meter.
1. 2 answers
2. asked by Laura
3. 6,252 views
a 5.55g sample of a weak acid with ka=1.3*10^-4 was combined with 5.00ml of 6.00 M NAOH and the resulting solution was diluted
1. 3 answers
2. asked by help
3. 3,887 views
One card is selected from a deck of cards. Find the probability of selecting a red card or a heart
1. 2 answers
2. asked by john
3. 3,809 views
If a single fair die is rolled, find the probability of a 4 given that the number rolled is odd.
1. 2 answers
2. asked by jo
3. 3,683 views
The shape of a patio is trapezoidal with a height of 10 ft and bases of 19 ft and 13 ft. What is the cost ofoutdoor carpeting to
1. 2 answers
2. asked by Anonymous
3. 3,682 views
A 10.2 kg weather rocket generates a thrust of 200N. The rocket, pointing upward, is clamped to the top of a vertical spring.
1. 1 answer
2. asked by Alexandra
3. 3,264 views
A 20ml sample of .125M diprotic acid solution was titrated with .1019M KOH.the constants for the acid are k1=5.2*10 ^-5 and
1. 1 answer
2. asked by help
3. 3,101 views
If 18.0g of CO2 is produced in the reaction of C2H2 with O2 to form CO2 and H2O how many grams of H2Oare produced
1. 1 answer
2. asked by Mat
3. 3,074 views
The wave speed on a string is 146 m/s when the tension is 70.0 N.What tension will give a speed of 183 m/s?
1. 1 answer
2. asked by Michael
3. 2,922 views
One card is selected from a deck of cards. Find the probability of selecting a red card or a card less than 4 .(Note: The ace is
1. 1 answer
2. asked by Anonymous
3. 2,869 views
Of the following solutions, which has the greatest buffering capacity?A) 0.821 M HF and 0.909 M NaF B) They are all buffer
1. 1 answer
2. asked by jes
3. 2,826 views
A typical gamma ray emitted from a nucleus during radioactive decay may have an energy of 736 keV. What is its wavelength?A
1. 2 answers
2. asked by VJC
3. 2,615 views
One card is selected from a deck of cards. Find the probability of selecting a black card or a queen.
1. 2 answers
2. asked by Anonymous
3. 2,613 views
Suppose that the population of a town is described by P=0.16t^2+7.2t+100, where P is the population in thousands and t is the
1. 2 answers
2. asked by ted
3. 2,522 views
calcium hydroxide is titrated with nitric acid.What volume of 0.0200 M calcium hydroxide is required to neutralize 35.00 ml of
1. 3 answers
2. asked by vanessa
3. 2,281 views
A company installs 5000 light bulbs, each with an average life of 500 hours, standard deviation of 100 hours, anddistribution
1. 1 answer
2. asked by Anonymous
3. 2,044 views
a geosynchronous satellite orbits at a distance from earth's center of about 6.6 earth radii and takes 24 h to go around once.
1. 1 answer
2. asked by robin
3. 1,876 views
Kenny Klutz drops his physics book off his aunt's high rise balcony. It hits the ground below 1.5s later.a. With what speed does
1. 1 answer
2. asked by Laura
3. 1,860 views
Computer-controlled display screens provide drivers in the Indianapolis 500 with a variety of information about how their cars
1. 2 answers
2. asked by Xavier
3. 1,814 views
Write an equation of the line containing the given point and parallel to the given line. Express in y=mx+b. (-4, 9); 9x = 8y+5
1. 3 answers
2. asked by AMY
3. 1,770 views
Helga owns a campground, and she has installed a rectangular swimming pool measuring 10m by 20m. She wants to put a wooden deck
1. 1 answer
2. asked by ted
3. 1,732 views
A container is fitted with a movable piston of negligible mass and radius r = 0.061 m. Inside the container is liquid water in
1. 1 answer
2. asked by Anonymous
3. 1,707 views
In a simulated head-on crash test, a car impacts a wall at 25 mi/h (40 km/h) and comes abruptly to rest. A 120 lb passenger
1. 1 answer
2. asked by Renee
3. 1,449 views
Boris throws a ball vertically upward from the top of a cliff. The height of the hall above the base of the cliff is
1. 1 answer
2. asked by ted
3. 1,423 views
An ordinary glass is filled to the brim with 350.0 mL of water at 100°C. If the temperature decreased to 19°C, how much water
1. 1 answer
2. asked by ami
3. 1,323 views
The weights of the fish in a certain lake are normally distributed with a mean of 11 lb and astandard deviation of 6. If 4 fish
1. 2 answers
2. asked by Sarah
3. 1,314 views
In an isometric exercise a person places a hand on a scale and pushes vertically downward, keeping the forearm horizontal. This
1. 2 answers
2. asked by Anonymous
3. 1,304 views
What is the longest wavelength for standing sound waves in a 108.0 cm long tube that is open at both ends?What is the second
1. 0 answers
2. asked by Mike
3. 1,275 views
why sugar dissolve in cooking oil
1. 1 answer
2. asked by jason
3. 1,230 views
A salesman drove from his home to a nearby city at an average speed of 40 mi/. He returned home at an average speed of 50 mi/h.
1. 2 answers
2. asked by Indigo
3. 1,172 views
In the diagram below(no diagram but details will be provided), right triangle ABC and line BD is an altitude to side line AC.*
1. 1 answer
2. asked by Phyllis
3. 1,108 views
what is the best statement about children who are abused
1. 5 answers
2. asked by anna
3. 1,095 views
in a paralleogram,if angle A=(2x+25)degree and angle B=(3x-5)degree,find the value of x and the measure of each angle of the
1. 3 answers
2. asked by piyush
3. 1,081 views
4.0 gram of ferrous ammonium sulphate, FeSO4*(NH4)2SO4 * 6H2O, is used. Since the oxalate is in excess , Calculate the
1. 0 answers
2. asked by Pat
3. 1,059 views
a 5.55g sample of a weak acid with ka=1.3*10^-4 was combined with 5.00ml of 6.00 M NAOH and the resulting solution was diluted
1. 1 answer
2. asked by help
3. 1,055 views
The city bus company usually transports 12000 riders per day at a ticket price of $1. The company wants to raise the tickets
1. 2 answers
2. asked by ted
3. 1,048 views
The marketing division of a firm has measured demand for its product and reports that it is Q = 24 – P, where Q is units and P
1. 1 answer
2. asked by Emma
3. 1,022 views
A sphere has a 7 m diameter. What is its volume to the nearest hundredth?
1. 1 answer
2. asked by eric
3. 1,020 views
After completing the required readings for this week, discuss how you see the theme of creating art developing in the different
1. 1 answer
2. asked by kim
3. 1,013 views
CheckPoint: Johnson’s “Great Society” Kennedy’s New Frontier and Johnson’s Great Society• Like JFK, President
1. 3 answers
2. asked by Pam
3. 1,005 views
what is the difference between SEQUENTIAL POEMS and NARRATIVE POEMS ..please could you give explanation and not a website link
1. 7 answers
2. asked by Sabrina
3. 942 views
A car travels along a straight road, heading east for 1 h, then traveling for 30 min on another road that leads northeast. If
1. 2 answers
2. asked by Anonymous
3. 867 views
Qn: Ball 1 is launched up an inclined plane from the bottom of the plane with an initial speed that is the minimum speed for it
1. 0 answers
2. asked by Rod
3. 856 views
a geosynchronous satellite orbits at a distance from earth's center of about 6.6 earth radii and takes 24 h to go around once.
1. 1 answer
2. asked by robin
3. 838 views
What developments in American society helped to make the racial revolution of the 1950s and 1960s possible?
1. 1 answer
2. asked by sam
3. 811 views
A point charge of -14nC and +12nC is located 12cm along the x-axis. Determine the magnitude and direction of the electric field
1. 1 answer
2. asked by Eddie
3. 800 views
Consider testing the hypothesis: H0:ƒÊ=100 vs. Ha:ƒÊ�‚100. If the value of the test statistic is equal to 1.36, then the
1. 1 answer
2. asked by Enrique
3. 767 views
Posted by sandhu on Wednesday, November 24, 2010 at 4:29am.The firetruck goes around a 180°, 162 m radius circular curve. It
1. 4 answers
2. asked by sandhu
3. 711 views
A stone is tied to a string (length = 0.800 m) and whirled in a circle at the same constant speed in two different ways. First,
1. 1 answer
2. asked by Xavier
3. 709 views
I did an experiment with a sand sample which contains fine metallic aluminium and I wanted to measure how much of this metallic
1. 4 answers
2. asked by Leny
3. 705 views
1) An electron moving with a speed of 2.84E+6 m/s has the same momentum as a photon. Calculate the de Broglie wavelength of the
1. 0 answers
2. asked by VJC
3. 704 views
Use the echelon method to solve the following system.x/5+3y =31 2x-y/5=8
1. 1 answer
2. asked by Star
3. 698 views
Use the Gauss-Jordan method to solve the equation:3x-5y-2z=-9 -4x+3y+z=11 8x-5y+4z=6
1. 1 answer
2. asked by Andrew
3. 678 views
A long-distance runner runs 5 miles south and then 8 miles east. How far is the runner from the startingpoint? Round your answer
1. 2 answers
2. asked by Anonymous
3. 676 views
a drinking straw of length 21 cm is cut into 3 pieces. the first length is x cm. the second piece is 3 cm shorter than the first
1. 2 answers
2. asked by Anonymous
3. 669 views
Can you suggest some legends stories for South Sumatra?
1. 2 answers
2. asked by Trisha
3. 669 views
A 14000 N automobile travels at a speed of 50 km/h northward along a street, and a 7500 N sports car travels at a speed of 62
1. 1 answer
2. asked by Sandi
3. 650 views
in a vessel of 40 cm3 of water at 4 ° C is introduced aluminum over 80g to 8 º C. neglecting the effect of the vessel,
1. 1 answer
2. asked by karla
3. 647 views
Explain the time management strategies you will use when writing a successful academic paper.What technique discussed in your
1. 1 answer
2. asked by Mia
3. 644 views
A car starts from rest on a curve with a radius of 190 and accelerates at 0.300 . How many revolutions will the car have gone
1. 1 answer
2. asked by Anonymous
3. 630 views
Suppose we have a set of body temperature with a mean of 97.6 degrees and a standard deviation of 0.3 degrees. between what two
1. 3 answers
2. asked by Debora
3. 615 views
A uniform metal rod of mass 100 kg and L (2.5m) is suspended from the side of the building. On the far end of a mass of 100 kg
1. 1 answer
2. asked by Luke
3. 614 views
I need to find a set of poems for childhood, the subtopic being amusement. I can't really find any poems about children playing
1. 2 answers
2. asked by mysterychicken
3. 603 views
Hello I need to write an essay about the logical framework.I do not know how to start. I need to answer if the logical framework
1. 1 answer
2. asked by sie
3. 600 views
Is Adding Vinegar to Yeast A Physical or a Chemical Change????
1. 4 answers
2. asked by Sumaiya
3. 594 views
Thank you very much for your corrections. Can you please help me check these sentences, please?1) Don't write long-winded
1. 1 answer
2. asked by Franco
3. 588 views
Hoc can the factoring of 9x to the second power plus 18x plus 8, help factor 9a to the second power plus 18a plus 8b to the
1. 1 answer
2. asked by Janice
3. 587 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. asked by Claire
3. 580 views
What is the best website to practice some free maths worksheets for grade 7 ?(NSW curriculum)
1. 1 answer
2. asked by Jocelyn
3. 575 views
A 3640 lb roller coaster experiences a constant air-resistance force of 26 lb and a constant friction force of 20 lb. What
1. 0 answers
2. asked by sandhu
3. 565 views
How can I find the Intersection between 3x -2y =6 and 5x +7y =41?
1. 1 answer
2. asked by Malik
3. 558 views
Explain hom the nitrogen usen for makinp proteins in a lion's body traveled from the atmosphere to the lion?
1. 1 answer
2. asked by Anonymous
3. 558 views
A 3640 lb roller coaster experiences a constant air-resistance force of 26 lb and a constant friction force of 20 lb. What
1. 2 answers
2. asked by sandhya
3. 552 views
Posted by sandhu on Thursday, November 25, 2010 at 6:23am.A block starts with a speed of 18.0 m/s and slides for a distance of
1. 0 answers
2. asked by sandhu
3. 549 views
On a bar graph the average cost of renting a studio in one city in years 1994 through 1998.The graph goes from 0 to 600. Year 94
1. 1 answer
2. asked by m
3. 539 views
A 2.1 mm-long, 0.46 mg house flea can reach a height of 17 cm in a single leap.I've found that, neglecting air speed, v = 1.8
1. 1 answer
2. asked by Roxanne
3. 536 views
I have spent all afternoon (on Thanksgiving, no less) trying to figure out these post-lab questions. We had to produce a
1. 2 answers
2. asked by Stephanie
3. 500 views
I forgot to include the following statements. Tahnk you for you help.1) News is brought that Antonio's ships had been lost (had
1. 1 answer
2. asked by Franco
3. 498 views
I need to write a story about a Patriot during the American Revloution and I have NO idea what to write. I don't even know
1. 1 answer
2. asked by Baylee
3. 496 views
A basketball is thrown with a velocity of 10.5 ft/s downward from a height of 6.8 ft. The coefficient of restitution between the
1. 0 answers
2. asked by sandhu
3. 492 views
What is the final temperature when you mix 40ml of 40degree celcius water and 25ml of 20 degree celcius water?
1. 1 answer
2. asked by nim
3. 479 views
What is the best short story (online) to read?
1. 2 answers
2. asked by Keziah
3. 479 views
Can you please check if the following statements are possible? Thank you very much.1)The mythologies describe the Druids as
1. 1 answer
2. asked by Franco
3. 472 views
A square martix A is said to be idempotent if A=A^2. The only real numbers that are idempotent are 1 and 0, but this is not true
1. 1 answer
2. asked by jim
3. 469 views
1. I am going to try an English club.2. I am going to join an English club. (Does 'try' mean 'join'?)
1. 1 answer
2. asked by rfvv
3. 468 views
so my friend said hes tired and he was like "yeah i think i got the itis :p" what is itis?
1. 1 answer
2. asked by alanaR.
3. 468 views
in a recipient of 40 cm^3 of water at 4°C is introduced aluminum over 80g to 8ºC. neglecting the effect of the recipient,
1. 1 answer
2. asked by karla
3. 464 views
An experiment with results acquired showed that at the beginning the temperature was 20 degrees and the size of bacteria was 1
1. 0 answers
2. asked by Anonymous
3. 451 views
What were the 5 MAIN IMPORTANT Acts which led to the American Revolution???
1. 1 answer
2. asked by Anonoyms
3. 441 views
What is the de Broglie wavelength of electrons with the following value of kinetic energy? 1.06 eV;What is the de Broglie
1. 1 answer
2. asked by VJC
3. 441 views
Thank you very much for your corrections. Can you help me with these sentences, please? Thank you very much.1)Despite the
1. 1 answer
2. asked by Franco
3. 438 views
Explain how Johnson’s “Great Society” was similar and/or different from Kennedy’s vision.
1. 1 answer
2. asked by Pam
3. 436 views
Doing something wrong. Write an equation of the line containing the given point and perpendicular to the given line.
1. 2 answers
2. asked by AMY
3. 432 views
given variables list them as independent (x) or as a dependent (y)I weight of child; prescription dosage II monthly commision;
1. 1 answer
2. asked by sandra
3. 423 views
A block starts with a speed of 18.0 m/s and slides for a distance of 2.2 m down a 40° ramp (ìk = 0.43). What is its final
1. 2 answers
2. asked by sandhu
3. 420 views
Why does tension in a rope increase as the rotational speed of a ball increases?
1. 1 answer
2. asked by Alex
3. 415 views
Given ∠ABC, if m∠A=11x, ∠B = 3x + 4, and m∠C = x - 4, find the measure of each angle.
1. 1 answer
2. asked by jim
3. 414 views
The argument over slavery pitted _____ States against _____ States.
1. 1 answer
2. asked by Misael
3. 403 views
An RC car has a power rating of 12 W and a mass of 1.0 kg. How long would it take to reach 5 m/s ?thanks.
1. 1 answer
2. asked by erin
3. 401 views
is it right when we say am confused or i am in confusion or confused ?
1. 2 answers
2. asked by JJ
3. 396 views

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