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2011
November

Questions Asked on November 3, 2011

a stone is dropped from a 75m building. when a stone has dropped 15m, a second stone was thrown downward with an initial
1. 3 answers
2. asked by Oscar Zambrano
3. 3,923 views
DISTANCE-TIME for RUNNERSTime(s) 1 2 3 4 Sally's Distance(m) 2 4 6 8 Alonzo's Distance(m) 1 2 2 4 Make a distance-time graph
1. 4 answers
2. asked by Ashley
3. 4,898 views
Suppose that a set S is bounded above. Let r be any real number and t be any positive real number.Let T = {r + tx : x e S}. Show
1. 1 answer
2. asked by MATH HELP HELPPP
3. 486 views
A hallway display of energy is constructed in which several people pull on a rope that lifts a block 1.15 m. The display
1. 0 answers
2. asked by Zdeno
3. 493 views
A 0.1098 g sample of copper metal is dissolved in 34 mL of concentrated HNO3 to form Cu2+ ions and then water is added to make a
1. 1 answer
2. asked by ALMA
3. 593 views
How do you get the velocity of a particle given a potential energy diagram and its mass?
1. 0 answers
2. asked by Me
3. 404 views
Two mountain bikers have been separated and are hoping to find each other. One biker reads on her GPS that she is located at
1. 0 answers
2. asked by Erika
3. 599 views
a student mixes 88.6g of water at 74.3 degree Celsius with 57.9g of water at 24.8 degree Celsius in an insulated flask.What is
1. 2 answers
2. asked by asembi
3. 2,210 views
How did the Spanish change the way that the Pre-Colombian people lived?
1. 2 answers
2. asked by Samantha
3. 385 views
A tire contains air at a pressure of 2 bar at 15 degrees Celsius. If the tires volume is unchanged, what will the air pressure
1. 0 answers
2. asked by Diana
3. 508 views
What is the difference between production and productivity? Give a real world example of both as they apply to you. Make sure
1. 1 answer
2. asked by jon
3. 474 views
I do not understand point-slope and standard form. Please help me.
1. 1 answer
2. asked by Jade
3. 320 views
leo saw 8 times more snails than starfish at the aquarium. he saw 10 more sea horses than starfish. leo saw 70 animals. how many
1. 3 answers
2. asked by delaney
3. 269 views
Why is water only compound occuring naturally on earth in three states?
1. 3 answers
2. asked by Frances
3. 483 views
Explain changes of state between solids and liquids and between liquids and gases?
1. 3 answers
2. asked by Frances
3. 649 views
In a coffee cup calorimeter, 50.0 mL of 0.100 MAgNO3 and 50.0 mL of 0.100 M HCl are mixed to yield the following reaction: Ag+
1. 2 answers
2. asked by Joe
3. 2,556 views
how do you solve this problem?(24b^3+16b^2+24b+39)/(4b+4)
1. 2 answers
2. asked by Cathy T
3. 451 views
barry puts TVs on a 15-foot shelf in his electronics store. He allows 2 1/2 feet of space for each TV. He will be able to put
1. 1 answer
2. asked by kev
3. 1,080 views
Hi, here's a problem that I have difficulty with to solve.Block M2, w/c has a 20 kg mass, is on a frictionless table and it is
1. 1 answer
2. asked by Chika
3. 488 views
-What is Pot of Gold?-What did inferences could scientist make from Pot of Gold on Mars?
1. 1 answer
2. asked by Ady
3. 410 views
Consider the dissolution of CaCl2:CaCl2(s) -----------> Ca2+(aq) + 2Cl-(aq) ΔH=-81.5 kJ/mol An 11.0 gram sample of CaCl2 is
1. 1 answer
2. asked by Bob
3. 1,468 views
In a city with no cars of mixed color, 30% of the cars on the road are brown. Forty percent are either brown or green, and 10%
1. 9 answers
2. asked by Mandy
3. 632 views
. One attribute that the Stanford-Binet, WAIS-III, and WISC-IV have in common is that they are all: (Points: 5)timed. written.
1. 4 answers
2. asked by tj
3. 476 views
Upon examining its records, a hospital computes the distribution of the number of days a patient stays at the hospital. They
1. 1 answer
2. asked by Mandy
3. 1,035 views
How can ionization potential and electron affinity be used to predict whether ornot a simple synthesis reaction will occur
1. 1 answer
2. asked by Valm
3. 401 views
We have to conduct a lab experiment for a photochemical reaction. We will be using a redand violet film and filter paper labeled
1. 1 answer
2. asked by Hannah
3. 588 views
The testing company has hired qualified people in the field to administer the new test bank to subjects of different ages and
1. 2 answers
2. asked by tj
3. 465 views
The basketball player Steve Nash is the all-time career free throw shooter among active players. He makes about 90% of his free
1. 1 answer
2. asked by Mandy
3. 1,311 views
I have an airplane that has an ignition system that works like this. There are 2 energy producing devices, called magnetos that
1. 0 answers
2. asked by Sam
3. 491 views
Nisa has grown up in a small village in the foothills. There was no electricity and water had to be hand pumped. They seldom saw
1. 1 answer
2. asked by tj
3. 620 views
I have an airplane that has an ignition system that works like this. There are 2 energy producing devices, called magnetos that
1. 1 answer
2. asked by Sam
3. 925 views
The local zoo keeps track of how many dragonflies are breeding in their insect exhibit each day.Day: 1, 2, 3, 4, 5 Dragonflies:
1. 1 answer
2. asked by Vanessa
3. 1,752 views
Nisa has grown up in a small village in the foothills. There was no electricity and water had to be hand pumped. They seldom saw
1. 2 answers
2. asked by tj
3. 492 views
In each of the following situations, state whether or not the given assignment of probabilities to individual outcomes is
1. 1 answer
2. asked by Mandy
3. 905 views
The housing market in my area has seen a 12% trend downward in the average price. Further, the time to closing appears to have
1. 0 answers
2. asked by Sam
3. 366 views
I do not understand point-slope and standard form. Please help me.
1. 5 answers
2. asked by Jade
3. 384 views
I have a car that has gone 50,000 miles, on average without a breakdown.What is the chance, in the next 5000 miles I have a
1. 1 answer
2. asked by Sam
3. 419 views
Look for a pattern in each table of values to determine which model best describes the data. Then write an equation for tue
1. 1 answer
2. asked by Austin
3. 1,155 views
In their book The Bell Curve, Murray and Herrnstein supported their claim of intelligence differences between races as
1. 3 answers
2. asked by tj
3. 502 views
if offspring exhibit a 3:1 phenotype ratio, what are the genotypes of the parents?
1. 0 answers
2. asked by Adrian
3. 1,021 views
If there are only two possible outcomes to an experiment then...A.) the two corresponding probabilities must each be.50. B.) the
1. 1 answer
2. asked by Mandy
3. 589 views
Given a binomial distribution with n = 21 and p = 0.76, would the normal distribution provide a reasonable approximation? Why or
1. 0 answers
2. asked by Jen
3. 388 views
Using the Law of Cosines for vectors, give a vector proof that if quadrilateral ABCD is a rhombus, diagonal AC bisects <BAD. As
1. 1 answer
2. asked by Pam
3. 566 views
One of the arguments against inherited racial differences in intelligence is based on data that shows: (Points: 5)a college
1. 3 answers
2. asked by tj
3. 530 views
The experimental rats were being raised in separate environments. One group lived in the traditional cage in a quiet, but well
1. 1 answer
2. asked by tj
3. 975 views
what an indigenous group who left their cities around 800 A.D.
1. 3 answers
2. asked by Davidson
3. 462 views
After earning interest the balance of an account is $420. The new balance is 7/6 of the orginial balance. How much interest was
1. 2 answers
2. asked by Elly
3. 1,647 views
Time Remaining:1. If the concept is truck, the prototype might be: (Points: 5) a Ford pick up. bulldozer. gravel eighteen
1. 2 answers
2. asked by tj
3. 707 views
10 mL of 60oC water is mixed with 10 mL of 0oC water in a perfect calorimeter. What is the final temperature?
1. 3 answers
2. asked by John
3. 697 views
Test the following CSS code:<style type = "text/css"> p.standout{font-size: 24pt; color:blue;background-color:red}; </style> <p
1. 1 answer
2. asked by Mike
3. 610 views
The mass of an electron is 9.11\times 10^{-31}~\rm kg. If the de Broglie wavelength for an electron in a hydrogen atom is
1. 1 answer
2. asked by Lindsay
3. 552 views
What books would connect to chapter 7 of the Great Gatsby? I can't seem to connect any books to that chapter. Any ideas?
1. 0 answers
2. asked by Anonymous
3. 831 views
how did the natavists make life difficult for immigrants in the 1900's
1. 1 answer
2. asked by anonamous
3. 432 views
The curve y = x/(1 + x^2) is called a serpentine. Find an equation of the tangent line to this curve at the point(2,
1. 2 answers
2. asked by Andy
3. 5,706 views
Iam writing a comparison essay between katy perry fireworks and the climb by miley cyrus. I need help starting off a good
1. 1 answer
2. asked by lalala
3. 645 views
Solve 2cos sq x = 1 using the unit circle.
1. 1 answer
2. asked by don
3. 343 views
Solve 2cosxsinx + sinx = 0 using unit circle.
1. 1 answer
2. asked by don
3. 723 views
Were Habsburgs protestant or catholic? Majority if not all?Were Valois protestant or catholic? Majority if not all?
1. 1 answer
2. asked by European History
3. 378 views
15 mL of 60oC water is mixed with 10 mL of 0oC water in a perfect calorimeter. What is the final temperature?
1. 2 answers
2. asked by Paul
3. 434 views
A certain radioactive substance has a half-life of 1 hour. If you start with 1 gram of the material at noon, how much will be
1. 1 answer
2. asked by cheryl
3. 780 views
A loan of $ 100 at 6% is made for 3 years, compounded annually. What is the total loan value at the end of 3 years?(a)$ 119.10
1. 1 answer
2. asked by Anonymous
3. 445 views
The annual interest rate on an investment is 8%. What is the quarterly rate?(a) 1% (b)12% (c) 16% (d)2% (e)3% Can someone help
1. 3 answers
2. asked by George
3. 1,014 views
the de broglie wavelength of an electron with a velocity of 6.00 x 10^6 m/s is ____m. the mass of the electron is 9.11 x
1. 1 answer
2. asked by Hector
3. 2,018 views
How does the supremacy clause make federalism work? Discuss.
1. 1 answer
2. asked by Sangita
3. 464 views
what is the idiom of CHAIN UP, THE LINE WAS DEAD, and LIKE HIS INSIDES WERE FALLING OUT?Please help!!!!! Thank you!!!!
1. 2 answers
2. asked by kpop rules
3. 307 views
between 1400000 and 500000 years ago early hominids learned how to?
1. 2 answers
2. asked by lydia
3. 906 views
What types of Figurative language is this? 1Emily was and oxygen-dependent mammal, a hairless ape.
1. 2 answers
2. asked by Anonymous
3. 394 views
THIS IS C PROGRAMMINGI NEED TO CREATE A METHOD! Create a method areaOfaTrapeziod when given a, b, and h (all doubles), will
1. 1 answer
2. asked by Nan
3. 525 views
A 20' ladder leans against a building. The bottom of the ladder is sliding away horizontally at a rate of 2 feet per second. How
1. 1 answer
2. asked by Amy
3. 541 views
why has the national government's power increased since the constitution was ratified? Explain fully.
1. 1 answer
2. asked by Sangita
3. 838 views
There are 7oz of suger in a suger 16oz box of honey.What percent of honey is suger? Round to the nearest percent.
1. 1 answer
2. asked by rob
3. 383 views
Find the future value of a $10,000 investment at 10 % annual interest compounded semiannually for 4 years.(a) $ 14,000 (b) $
1. 0 answers
2. asked by Adam
3. 417 views
MIKE HAS 2 MATS THAT ARE IN THE SHAPE OF TRIANGLES THE SCALE FACTOR OF THE 2 TRIANGULAR MATS IS 7/9 WHAT IS THE RATIO OF THE
1. 3 answers
2. asked by TODD
3. 851 views
The economic success of the Mughals in India was dependent upon
1. 1 answer
2. asked by tasha
3. 456 views
Who assigns bills the the committees? Why is this an important power to have and how can this person use this influence?
1. 5 answers
2. asked by Angela
3. 410 views
Ignatius Loyola was a
1. 1 answer
2. asked by tasha
3. 381 views
ethanol(C2H5OH)and gasoline(assumed to be octane,C8H18) are both used as automobile fuel.if gasoline is selling for
1. 0 answers
2. asked by asembi
3. 863 views
I need help to Compare and contrast Humanistic and Existential therapies.
1. 1 answer
2. asked by Sharon
3. 477 views
serigo has 30 gifts numbered from 1 to 30. There is a kite in each gift with a number that is multible of 4. There is a baseball
1. 4 answers
2. asked by help please !!!!!!!!!!!!!!!!!!!!
3. 551 views
Ethanol, C2H5OH, MW = 46.1 g/mole, is a popular alternative to hydrocarbon fuels. Calculate the grams of ethanol that must be
1. 1 answer
2. asked by Anonymous
3. 533 views
The sugar arabinose, C5H10O5, Molar Mass = 150.15 g/mole, was completely combusted with excess oxygen in a calorimeter.
1. 2 answers
2. asked by Anonymous
3. 1,635 views
Use standard enthalpies of formation to calculate the heat produced by the combustion of one mole of ethanol by the following
1. 1 answer
2. asked by Anonymous
3. 745 views
A forse of 75 N due north and 105 N due east is acting on a point. What is the magnitude and direction of the resultant force?
1. 0 answers
2. asked by Sarah
3. 619 views
water at 20°C has viscosity n=1.0*10^-3 Ns/m^2. sand grains have density 2400kg/m^3. suppose a 1.1 mm diameter sand grain is
1. 3 answers
2. asked by anna
3. 797 views
-2x+3y=14x+2y=7
1. 1 answer
2. asked by odaine
3. 675 views
A population of scores is normally distributed with a μ = 40, and a σ = 13. What is the probability of randomly selecting a
1. 1 answer
2. asked by Anonymous
3. 440 views
The demand curve for the comics is given by the following equation, where q is the number of copies the publisher can sell per
1. 0 answers
2. asked by lc
3. 505 views
You have been hired as a marketing consultant to Johannesburg Burger Supply, Inc., and you wish to come up with a unit price for
1. 2 answers
2. asked by lc
3. 1,607 views
The likelihood that a child will attend a live musical performance can be modeled by the following equation.q=0.01(0.0007
1. 0 answers
2. asked by lc
3. 564 views
I know that I posted this quetsion earlier How did the Spanish change the way that the Pre-Colombian people lived?we don't have
1. 0 answers
2. asked by Samantha
3. 409 views
A baseball was hit at 45m/s at an angle of 45 degrees above the horizontal. How long did it remain in the air? How far did it
1. 0 answers
2. asked by Sarah
3. 1,175 views
was is density if mass = 10g and volume = 2cm squared?
1. 2 answers
2. asked by kathy
3. 1,405 views
what is the wavelength in nm of radiation having a frequency of 2.45x10^9Hz
1. 4 answers
2. asked by plssss!
3. 5,766 views
Runner A is initially 7.0 km west of a flagpole and is running with a constant velocity of 6.5 km/h due east. Runner B is
1. 2 answers
2. asked by Cassie
3. 991 views
Can I have a 8-10 sentence summary on the basics of the industrial revolution?
1. 0 answers
2. asked by Skye
3. 468 views
a bus trip covers 191 km and takes 4 hours and 15 miniutes. What is the average speed of the bus in kilometers per hour?
1. 5 answers
2. asked by Mary
3. 2,598 views
The record for a marathon is 1 h, 21 min, 21 s. The marathon distance is 25.84 km. Determine the average speed in m/s of a
1. 0 answers
2. asked by joy
3. 526 views
In the eleventh and twelfth centuries, the Song Dynasty had all of the following characteristics except
1. 0 answers
2. asked by tasha
3. 737 views
the SI Unit of length is meter,which is defined as the lenght equal to 1,650,763.73 wavelengths of light of the light emitted by
1. 1 answer
2. asked by nja
3. 598 views
A tortoise can run with a speed of 16.0 cm/s, and a hare can run exactly 25 times as fast. In a race, they both start at the
1. 3 answers
2. asked by joy
3. 774 views

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