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2011
October

Questions Asked on October 18, 2011

The height of a ball thrown vertically upward from a rooftop is modelled by y=-5t^2+20t+50 , where h(t) is the ball's height
1. 2 answers
2. asked by Melissa
3. 5,161 views
The profit p(x) of a cosmetics company , in thousands of dollars,is given by p(x)=-5x^2+400x-2550, where x is the amount spent
1. 3 answers
2. asked by Melissa
3. 5,882 views
If you have 320.0 mL of water at 25.00 °C and add 110.0 mL of water at 95.00 °C, what is the final temperature of the mixture?
1. 4 answers
2. asked by Ryan
3. 8,834 views
calculate the amount of heat required to change 5 pounds of ice at 32 degrees to water 32 degrees
1. 2 answers
2. asked by miguel
3. 4,821 views
Can you list all the COMPOSITE numbers less than 100 whose units digit is 3 ?
1. 1 answer
2. asked by StudentJ
3. 378 views
What is the pH of a 0.150 M NH4CN
1. 3 answers
2. asked by Anonymous
3. 539 views
Are there any squatter settlemets in French Guiana? Is there any terrorist activity in French Guiana, and if so what types? Can
1. 2 answers
2. asked by Angelique
3. 629 views
hi can you please proof read this and make sure it sounds alright. thanks.Playboy of the Western World is a novel that invoked
1. 2 answers
2. asked by Jake
3. 373 views
what was the most important decision made by the continental congress? why?
1. 9 answers
2. asked by Jackson
3. 694 views
who were the first slaves in the new world?How did the first African slaves reach the Americas?
1. 1 answer
2. asked by stephanie
3. 629 views
A particle, initially at rest, moves along the x-axis such that its acceleration at time t>0 is given by a(t)=cos(t). At the
1. 5 answers
2. asked by Anonymous
3. 2,968 views
When the valve between the 2.00-L bulb, in which the gas pressure is 2.00 atm, and the 3.00-L bulb, in which the gas pressure is
1. 2 answers
2. asked by ana
3. 7,172 views
After 5 days, a particular radioactive substance decays to 37% of its original amount. Find the half life of this substance.Is
1. 1 answer
2. asked by Christine
3. 843 views
What make the Spanish go to coast ofmexico?
1. 1 answer
2. asked by stephanie
3. 954 views
It is proposed that future space stations create an artificial gravity by rotating. Suppose a space station in constructed as a
1. 3 answers
2. asked by ....
3. 5,649 views
The Lottery takes place on a beautiful summer day in a small town. Although the location of the town, is never given, it appears
1. 1 answer
2. asked by Adrian
3. 725 views
how did the atlantic slave trade reflect the times during which it existed?
1. 2 answers
2. asked by Keithrie
3. 1,258 views
Please help me errors in my paper so I can correct them.The Lottery takes place on a beautiful summer day in a small town.
1. 2 answers
2. asked by Adrian
3. 765 views
a solution of an unknown metal chloride (0.8870 g) was treated with silver nitrate to yield (1.9132 g). calculate the percentage
1. 1 answer
2. asked by TROUBLED
3. 540 views
a solution of an unknown metal chloride (0.8870 g) was treated with silver nitrate to yield (1.9132 g). calculate the percentage
1. 1 answer
2. asked by TROUBLED
3. 530 views
why are green algae classified as plants and noy proyists?
1. 1 answer
2. asked by jasmine
3. 783 views
Use the spelling words in the boxes below to complete the story. Then use proofreading marks to correct mistakes in the use of
1. 1 answer
2. asked by Kelsey
3. 446 views
how did the atlantic slave trade reflect the times during which it existed?
1. 1 answer
2. asked by Keithrie
3. 1,073 views
Who were the first slaves in the NewWorld?
1. 1 answer
2. asked by stephanie
3. 386 views
How are polonium halos evidence for rapid hydrothermal flow and rapid metamorphism in the Smoky Mountains?
1. 0 answers
2. asked by Bruno
3. 322 views
what kind of plants have life cycle that last several years?
1. 0 answers
2. asked by jasmine
3. 888 views
3a to the third plus 12a squared minus 63a
1. 1 answer
2. asked by Emily
3. 360 views
0.001=10^___1 billion=10^___ 1/10 = 10^___ 13^5 in standard notation 10^9 in standard notation please hellp me answer tese
1. 1 answer
2. asked by maryam
3. 516 views
how do iron bits attract magent
1. 0 answers
2. asked by vern
3. 302 views
how can i estimate 28times8times89.
1. 1 answer
2. asked by j'zon
3. 269 views
what type of plants that leave several years?
1. 1 answer
2. asked by jasmine
3. 361 views
find the exact values of the six trig functions of theta equals six pi divided by 8
1. 1 answer
2. asked by don
3. 589 views
a solution of an unknown metal chloride (0.08870 g ) was treated with silver nitrate to yield AgCl ( 1.9132 g ). calculate the
1. 1 answer
2. asked by TROUBLED
3. 472 views
a solution of an unknown metal chloride (0.08870 g ) was treated with silver nitrate to yield AgCl ( 1.9132 g ). calculate the
1. 1 answer
2. asked by TROUBLED
3. 491 views
is it possible to launch satelite whìch rotates just above kathmandu?
1. 0 answers
2. asked by gallium
3. 290 views
what kind of plants have life cycle that last several years?
1. 1 answer
2. asked by jasmine
3. 422 views
Why did the canadian government feel the need to control the economy, transportation and trade after war was declared in 1914?
1. 1 answer
2. asked by John
3. 876 views
In loading a fish delivery truck, a person pushes a block of ice up a 200 incline at constant speed. The push is 150N in
1. 2 answers
2. asked by Yuki
3. 939 views
WHAT EVENTS LED UP TO THE BOSTON TEA PARTY
1. 1 answer
2. asked by Jackson
3. 972 views
How can communication shape human behavior?pls help
1. 2 answers
2. asked by ted
3. 339 views
5. A market contains a group of identical price-taking firms. Each firm has a marginal costcurve MC(Q) = 2Q, where Q is the
1. 2 answers
2. asked by elizabeth
3. 807 views
Two 1.5 kg balls move away from eachother, one traveling 9 m/s to the right, the other 2 m/s to the left. What is the magnitude
1. 0 answers
2. asked by Taylor
3. 481 views
How can you divide m by 3 using an input and out put table?
1. 1 answer
2. asked by David
3. 319 views
who won the battles of Lexington and Concord? were the armies evenly matched? explain.
1. 2 answers
2. asked by Jackson
3. 1,538 views
How do I graph a line given its equation?The equation is -3x + 2y = 2
1. 1 answer
2. asked by Sue
3. 434 views
A rolling ball has an initial velocity of 1.6 m/s if the ball has a constant acceleration of .33 what is the velocity after 3.6
1. 0 answers
2. asked by JJJ
3. 1,023 views
An unknown compound contains carbon, hydrogen, and oxygen. When burned, a 2.000 gram sample of this compound releases 3.451 g of
1. 6 answers
2. asked by Mom
3. 924 views
1) the odometer on your car reads20,186.7 after going 62.3 miles. write and solve an equation to determoine how many miles were
1. 4 answers
2. asked by marko
3. 2,379 views
how long does a teenager need to sleep at night??my teacher asked this question and if you get it right, you get 2 extra points
1. 2 answers
2. asked by hannah
3. 460 views
. A plate of mass M is suspended between two opposing jets, each of area A, velocity Vo and density . The plate is suddenly
1. 2 answers
2. asked by Paul
3. 595 views
what languages are spoken in French Guiana? For each language can you provide the percentage of it.
1. 1 answer
2. asked by Angelique
3. 470 views
Smith is a weld inspector at a shipyard. He know from keeping track of good and substandard welds that for the afternoon shift
1. 1 answer
2. asked by ashley
3. 1,079 views
How do you calculate how long will it take an object dropped from a window to fall a distance of 78.4 meters?
1. 3 answers
2. asked by eric
3. 2,539 views
write an equation of the line containing the specified point and perpendicular to the indicated line?(-2,-5),x-2-2y=3
1. 3 answers
2. asked by Sherry
3. 727 views
1. (Points: 2)The lawyer had been involved in several (elicit, illicit) activities. b. illicit 2. (Points: 2) When people
1. 4 answers
2. asked by HM
3. 1,380 views
I need to find f24. I know F23=28657 and f25=75025. I have figured out that F24 is 46368 using F(n)=F(n-1)+F(n-2).My problme is
1. 4 answers
2. asked by Rachel
3. 2,615 views
You have 250 mL of a 0.80 M solution of silver nitrate AgNO3 (169.87 g/mol) dissolved in water. How many grams of AgNO3 does the
1. 2 answers
2. asked by sara
3. 1,229 views
To make a bounce pass, a player throws a 0.70-basketball toward the floor. The ball hits the floor with a speed of 5.9 at an
1. 1 answer
2. asked by aznkid
3. 557 views
A doctor asked 200 people over the age of 50 whether they suffered from depression or heart disease. The results were 16
1. 1 answer
2. asked by Please help
3. 515 views
A telephone company's goal is to have no more than four monthly line failures on any 50 miles of line. The company currently
1. 0 answers
2. asked by Anonymous
3. 529 views
What pb2+ concentration should be maintained in PbNO3 to produce a solubility of 1.7×10−4 PbI2/L when PbI2 is added?I found
1. 2 answers
2. asked by Anonymous
3. 1,487 views
Find the probability that the company will meet its goal on a particular 50 miles of line
1. 1 answer
2. asked by Anonymous
3. 346 views
Suppose we want to maintain a large number of homozygous lethal chromosomes, exposed to chemical mutagens, for a mutation
1. 0 answers
2. asked by Akhil
3. 371 views
x is a first quadrant angle. In what quadrant(s) does the terminal side for 2x lie?
1. 1 answer
2. asked by Sarah
3. 474 views
An individual with Down's syndrome has repeat length alleles of size 8, 13, and14 for a microsatellite near the centromere of
1. 0 answers
2. asked by Akhil
3. 493 views
if x=4 tan theta, express cos(2 theta) as a function of x
1. 2 answers
2. asked by Lisa
3. 2,033 views
In drosophila , short wings , and black colour are reccessive traits.long wings and grey colour are dominant. show the cross
1. 0 answers
2. asked by Melissa
3. 438 views
Determine the maximum of or the minimum value ofy=2x^2+12x
1. 1 answer
2. asked by Melissa
3. 434 views
The U.S congress added disability insurance to the social security act in 19___.A.35 B.54 C.65 D.72 i got A
1. 4 answers
2. asked by Ciara
3. 553 views
I need an example of how to write an annotated bibliography for the book No Country For Old Men. everytime I redo the assignment
1. 1 answer
2. asked by raiyn
3. 511 views
Say what the salespeople and customers tell each other .(indirect object pronouns)example:yo/a los amigos :yo / buscar / aretes/
1. 8 answers
2. asked by mike
3. 660 views
what is the required input in watts to operate a 70 percent efficient three-horsepower electric motor
1. 1 answer
2. asked by miguel
3. 503 views
WHY is chlorophyll neccessary in photosynthesis?
1. 1 answer
2. asked by Izzy
3. 495 views
The element strontium has ccp packing with a face-centered cubic unit cell. The volume of the unit cell is 2.25 x 10-25 L.
1. 1 answer
2. asked by ana
3. 666 views
In figure, the mass m2 = 10 kg slides on a frictionless shelf. The coefficients of static and kinetic friction between m2 and m1
1. 0 answers
2. asked by Eric
3. 1,332 views
In a 1.0x10^-6 M soltution of HNO3(aq), identify the relative molar amounts of these species.H2O , HNO3, H3O+,NO3-, OH-
1. 2 answers
2. asked by Alexis Moran
3. 1,065 views
Determine the frequency of light with a wavelength of 3.728 × 10−7 cm. Answer in units of Hz Given the speed of light as 3.0
1. 3 answers
2. asked by Mariah
3. 1,035 views
What color does iodine turn into if starch is present?
1. 2 answers
2. asked by Izzy
3. 1,017 views
A woman has difficulty becoming pregnant and when her karyotype is examinedit is found that she is heterozygous for a large
1. 0 answers
2. asked by Akhil
3. 432 views
15x^2 / 15x+10 simpfly each and exclude the values
1. 1 answer
2. asked by morggg
3. 534 views
A hockey puck slides across the ice at a con-stant speed. Which of the following is true? 1. The puck is moving and thus not in
1. 4 answers
2. asked by BOB
3. 4,236 views
combina las palabras y escribe una oracion que indica lo que dicen los vendedores y los clientesexample yo/ a los amigos :yo
1. 1 answer
2. asked by mike
3. 660 views
Is billy bishop's diary a primary source? Evaluate it as a historical source.Please help. Not quite sure what this means. don't
1. 1 answer
2. asked by John
3. 717 views
Are ninjas real?
1. 3 answers
2. asked by Gisele ;D
3. 424 views
Doing some practice problems, these are a couple of my answers. Are these written correctly?Write the conjugate acid: a)HPO4(2-)
1. 1 answer
2. asked by Kevin
3. 467 views
In a 1.0x10^-6 M soltution of HNO3(aq), identify the relative molar amounts of these species.H2O , HNO3, H3O+,NO3-, OH-
1. 2 answers
2. asked by Alexis Moran
3. 998 views
cos 8 degrees fo feet 25 inches??
1. 0 answers
2. asked by ..
3. 292 views
50 feet
1. 1 answer
2. asked by ..
3. 327 views
what is the height of a cone with a volume of 66 cubic centimeters and a base with a radius of 3 centimeters
1. 1 answer
2. asked by sal
3. 745 views
Assuming equal concentrations , rank these solutions by pH. RbOH(aq), NH3(aq), HF(aq) HBr(aq), Ca(OH)2(aq).I know the most
1. 5 answers
2. asked by Nia
3. 8,315 views
The lump sum payment survivors receive from social security to help pay funeral and burial expenses isA.$255 B.$785 C.$1,000
1. 5 answers
2. asked by Ciara
3. 603 views
So if i want to write the conjugate base for NH3,NH3 <--> NH2 + H(+)
1. 1 answer
2. asked by Kevin
3. 688 views
____ rules are loosely enforced
1. 2 answers
2. asked by Anonymous
3. 392 views
A sample of the compound prepared in this experiment, weighing .1021g, is dissolved in HNO3 and diluted to a volume of 100mL. A
1. 1 answer
2. asked by Anonymous
3. 623 views
a portion (10.0 ml)of a solution containing the chloride anion was treated with silver nitrate to yield a precipitate (0.1713 g)
1. 1 answer
2. asked by TROUBLED
3. 522 views
Haiku on a Cell
1. 1 answer
2. asked by jenny
3. 336 views
limerick on cell
1. 1 answer
2. asked by jenny
3. 311 views
Assuming equal concentrations , rank these solutions by pH. RbOH(aq), NH3(aq), HF(aq) HBr(aq), Ca(OH)2(aq).
1. 1 answer
2. asked by Nia
3. 949 views
Find the cubic function of the form y=ax^3 + bx^2 + cx + d which has a relative maximum point at (0,2) and a point of inflection
1. 1 answer
2. asked by Anonymous
3. 876 views
Concrete Poem on a cell
1. 1 answer
2. asked by jenny
3. 416 views

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