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2011
May

Questions Asked on May 2, 2011

Lakes that have been acidified by acid rain can be neutralized by the addition of limestone how much limestone in kilograms
1. 2 answers
2. asked by Jarred
3. 1,486 views
A couple purchasing a home budget $1700 per month for their loan payment. If they have $15,000 available for a down payment and
1. 1 answer
2. asked by Anonymous
3. 1,686 views
If 150 g of water is heated from 3.0 celieus to 48.0 celieus how many joules of heat are needed
1. 1 answer
2. asked by Trent
3. 441 views
If 150 g of water is heated from 3.0 celieus to 48.0 celieus how many joules of heat are needed
1. 0 answers
2. asked by Trent
3. 395 views
What is the period of the hand on a clock that measures the minutes? What is the frequency?Please show work, Thank you, Abbie
1. 1 answer
2. asked by silly
3. 429 views
How do you find out what percent one number is of another?
1. 0 answers
2. asked by DeeDee
3. 509 views
Default risk) You buy a very risky bond that promises a 9.5% coupon and return of the$1,000 principal in 10 years. You pay only
1. 0 answers
2. asked by Anonymous
3. 1,011 views
can someone please explain how to indicate where a label appears in a product? for example:where the label appears in
1. 0 answers
2. asked by anony
3. 444 views
1. Newman decided to rent his home at 32nd and Chestnut Streets. On January 2, 2010, he met with Kramer to discuss terms of a
1. 1 answer
2. asked by dishen
3. 534 views
In the following list of periodic waves, which one is independent of the others: frequency, wavelength,speed,amplitude?Plese
1. 1 answer
2. asked by silly
3. 624 views
Rule In Out% ? 24 9 25% 44 ? To find out the unknown numbers with explanation?
1. 0 answers
2. asked by vick
3. 633 views
A box 5 m long, 2 m wide, and 2 m high applies 12 Pa of pressure to the table that it is resting on. How much force does the box
1. 1 answer
2. asked by Anonymous
3. 999 views
What is the unit cell of calcium sulfide?anti-fluorite cesium cholride diamond fluorite graphite rutile sodium chloride zinc
1. 2 answers
2. asked by Lala
3. 1,303 views
In 10-15 lines critically discuss 5 ways in which the human or environmental problem impacts on the community
1. 28 answers
2. asked by Katlego
3. 863 views
how do you reduce 15/20 and 8/20?
1. 1 answer
2. asked by mary
3. 169 views
Thank you. Could you check these other sentences.1) Dorian Gray envies the figure in the portrait becaue he wishes he would stay
1. 1 answer
2. asked by Henry1
3. 501 views
calculate the pH of a 1.25 x 10^-3 M HNO3 solution
1. 1 answer
2. asked by kathy
3. 720 views
discuss 5 ways in which the human or environmental problems impacts on the community?
1. 2 answers
2. asked by nemutudi rotshidzwa
3. 404 views
How does a wavelength of the fourth harmonic on a rope with both ends fixed compare with the lenght of the rope?
1. 0 answers
2. asked by silly
3. 470 views
Which of the following types of intermolecular forces tend to be the weakest?Induced dipole-induced dipole forces Dipole-dipole
1. 1 answer
2. asked by Anonymous
3. 505 views
Hello, I need this question explained. You don't have to give me the answer ,but I just need a break down ..in order to know
1. 2 answers
2. asked by Natalie
3. 854 views
How does a wavelength of the fourth harmonic on a rope with both ends fixed compare with that of the second harmonic?Please show
1. 1 answer
2. asked by silly
3. 538 views
on a train traveling at a velocity of 45 miles per hour, ally slows the train down to a stop over a distance of 600 meters. what
1. 0 answers
2. asked by ty
3. 405 views
If the breakers at a beach are separated by 5m and hit shore with frequency of 0.3Hz, at what speed are they travelling?Please
1. 1 answer
2. asked by silly
3. 578 views
What does the term "ethics" mean? With what ethical standards must students comply? Are ethical standards higher for those in
1. 1 answer
2. asked by Brea
3. 945 views
If 16.5 g of oxygen gas is required to inflate a balloon to a certain Volume at 26.5 degrees Celcius, what mass of oxygen gas is
1. 1 answer
2. asked by Amanda
3. 637 views
Sound waves in iron have a speed of about 5100 m/s. If the waves have a frequency of 400 Hz, what is their wave length?I am
1. 1 answer
2. asked by silly
3. 1,095 views
500 grams of water at 0 degrees C was heated to a boiling in a large pot. how much energy was needed? what was the temperature
1. 1 answer
2. asked by amanda
3. 1,043 views
you visit the grand canyon on a particularly hot day and like all good tourists, you yell, Hello! Would you expect to hear the
1. 1 answer
2. asked by silly
3. 539 views
which of the following properties of a sound wave determines its pitch: wavelength, speed, amplitude, or frequency?Plese show
1. 1 answer
2. asked by silly
3. 1,220 views
Calculate the magnitudes of the gravitational forces exerted on the Moon by the Sun and by the Earth when the two forces are in
1. 0 answers
2. asked by Bon Oncle
3. 817 views
Calculate the magnitudes of the gravitational forces exerted on the Moon by the Sun and by the Earth when the two forces are in
1. 0 answers
2. asked by Bon Oncle
3. 756 views
DISCUSS OPTIONS FOR OBTAINING A HOME LOAN AND HOW MORTAGES WORK
1. 0 answers
2. asked by RONDA
3. 380 views
Solve for x.3^(2x)-2*3^(x+5)+3^10= 0
1. 3 answers
2. asked by Paul
3. 627 views
A)In 10-15 lines critically discuss 5 ways in which the enviromental problems impacts the community.Provide relevent sources to
1. 9 answers
2. asked by Sello
3. 642 views
Does increasing the tension of the string affect the wavelength of the fundamental standing wave on a guitar string?Plese show
1. 0 answers
2. asked by silly
3. 472 views
A solution is made by mixing exactly 500 mL of 0.178 M NaOH with exactly 500 mL of 0.100 M CH3COOH. Calculate the equilibrium
1. 5 answers
2. asked by Martina
3. 5,630 views
"political unrest also threaten world food security for human society"What does that quote mean? Does it mean the government
1. 5 answers
2. asked by DEE DEE
3. 454 views
Can someone explain the sine rule please?
1. 1 answer
2. asked by Diana
3. 337 views
What would happen the the wavelength of an organ pipe if you fill it with helium instead of air? What would happen to the
1. 1 answer
2. asked by silly
3. 702 views
OK, I know, I'm postin this way too many times but I'm halfway there now....Newton’s Law of Gravity specifies the magnitude of
1. 0 answers
2. asked by Abia
3. 513 views
OK, I know, I'm postin this way too many times but I'm halfway there now....Newton’s Law of Gravity specifies the magnitude of
1. 2 answers
2. asked by Abi
3. 1,143 views
A block of mass m1is connected to an empty bucket of mass 1.35 kg by a cord over a frictionless pulley. The coefficient of the
1. 1 answer
2. asked by Mawuli
3. 594 views
can someone please explain how to indicate where a label appears in a product? for example:where the label appears in the
1. 0 answers
2. asked by anony
3. 391 views
Compute f'(e) where f(x)=3^(xlnx)
1. 1 answer
2. asked by Morris
3. 974 views
Considering the diagram below, derive the standard formula for the secondmoment of area and radius of gyration for a rectangle
1. 0 answers
2. asked by Mawuli
3. 350 views
Break-Even Analysis and Cost Analysis: As a first-time homeowner, there are going to many decisions that you need to make, such
1. 0 answers
2. asked by sharon ashford
3. 453 views
Wats 12yds 2ft + 5yds 2ft
1. 1 answer
2. asked by tim
3. 406 views
what is self delusion? the definitions online are very confusing..Can someone explain it to me in simpler terms. Also would
1. 5 answers
2. asked by aria
3. 1,066 views
Kelsey has 6 coins. 1/3 of her coins are dimes. The value of the dimes is one-fourth the value of the coins. How much money does
1. 2 answers
2. asked by Ashley
3. 538 views
A rocket carrying a weather satellite is launched. As it moves through space, the rocket is tracked by two tracking stations
1. 2 answers
2. asked by Mhy
3. 981 views
I urgently need you to check these sentences on a trip description. I hope you can help me. Thank you. (I icluded some
1. 1 answer
2. asked by Henry1
3. 565 views
You tie a battery powered, fixed-frequency buzzer to the end of a string and swing it around in a large horizontal circle. Your
1. 0 answers
2. asked by silly
3. 452 views
An airplane heads due south with an air speed of 480km/h. Measurements made from the ground indicate that the plane's ground
1. 2 answers
2. asked by Anonymous
3. 2,657 views
What is the answer to 3 1/4+ 1 5/6? I need this answer simplified
1. 1 answer
2. asked by Kerri
3. 365 views
You tie a battery powered, fixed-frequency buzzer to the end of a string and swing it around in a large horizontal circle. Your
1. 0 answers
2. asked by silly
3. 1,054 views
To determine the mass percentage of an iron sample, the dissolved sample [iron exists at the start as iron(II)] was titrated
1. 0 answers
2. asked by Anna
3. 762 views
Calculate the magnitudes of the gravitational forces exerted on the Moon by the Sun and by the Earth when the two forces are in
1. 1 answer
2. asked by Bon Oncle
3. 672 views
A farmer has 200 acres of land suitable for cultivating crops A, B and C. The cost per acre of cultivating crop A, crop B and
1. 1 answer
2. asked by TALOFA
3. 837 views
What is the pressure exerted by a .500 mol sample of nitrogen in a 10.0L container at 20C?
1. 2 answers
2. asked by Morgan
3. 1,851 views
Please help me solve these problem i have no idea how to do this.720m/d= ____ m/min 1.5gal/min=______ qt/h 32yd/min=_____in./s
1. 2 answers
2. asked by Anonymous
3. 589 views
You have a tuning fork of unknown frequency. When your ring it alongside tuning fork with frequency of 360Hz, you hear beats at
1. 2 answers
2. asked by silly
3. 1,238 views
Two point sources produce waves of the same wavelength and are completely out of phase (that is produces a crest at the same
1. 1 answer
2. asked by silly
3. 852 views
1.I fold the clothes.Yo doblo la ropa. 2.My padre vacuums. Mi padre pasa la aspiradora. 3. I make the bed. Hago mi cama. 4. I
1. 1 answer
2. asked by Sara-
3. 325 views
-1 minus 8 equals? is 7 the correct answer
1. 3 answers
2. asked by cassandra
3. 962 views
A survey of Chaicago sports fans asked them 3 questions about which they prefer. Each fan must give exactly 1 answer to each
1. 0 answers
2. asked by KP
3. 548 views
7 minus -15 equals? would that be a -8?
1. 3 answers
2. asked by cassandra
3. 454 views
Sodium carbonate can be made by heating sodium bicarbonate:2NaHCO3(s) �¨ Na2CO3(s) + CO2(g) + H2O(g) Given that ƒ¢H�‹ =
1. 1 answer
2. asked by Nicole
3. 956 views
The SOO Company has machinery that it acquired a number of years ago at a cost of $812,000. As of December 31, 2012 the company
1. 0 answers
2. asked by Jennifer
3. 514 views
Electricity may be generated by rotating a loop of wire between the poles of a magnet. The induced current is greates when:a.Pla
1. 3 answers
2. asked by Annie
3. 2,654 views
the test score of 30 students are listed below. Find the Q3
1. 0 answers
2. asked by audrea
3. 421 views
I have 2 draw a set of 12 circles:Color 5/12 of set blue, 1/3 of set red, &1/6 of set green. Not grasping the concept.
1. 1 answer
2. asked by adam
3. 517 views
How are an empty glass bottle and a glass candlestick that were created from crushing and melting glass alike and different?
1. 0 answers
2. asked by Frances
3. 610 views
Can you please check these sentences? I'm really doubtful about them. Thank you.1) Look at the timetable on the departure board
1. 1 answer
2. asked by Henry1
3. 469 views
I recently decided to apply for a credit card. I have absolutly no credit. When I received my new credit card I was extremely
1. 3 answers
2. asked by melissa
3. 561 views
Why do people need government?
1. 2 answers
2. asked by Andrew
3. 307 views
next three terms 1,5,13,29
1. 2 answers
2. asked by amanda
3. 320 views
A box of unknown mass is placed at rest at the top of a 3m long ramp that is inclined at 30 degrees, and it slides to the bottom
1. 0 answers
2. asked by Anonymous
3. 523 views
help please....why was the International Organizations important In history? Whay was the Reconstruction of Europe and Japan
1. 1 answer
2. asked by Alex
3. 542 views
1,2,9,9,10,11,nrange:13 mode:9 median:9 mean:8 Find n.
1. 1 answer
2. asked by Echoo
3. 348 views
You learned that a tree can be cut down and shaped into a bat.This is a physical change.What are some of the physical changes we
1. 2 answers
2. asked by Frances
3. 447 views
(5 pts) Hexane is a hydrocarbon (a molecule containing only carbon and hydrogen) with a molecular weight of 86.18 g/mol,a
1. 1 answer
2. asked by Synthia
3. 473 views
What intermolecular force exists between the CH3CH2CH3 , CH4 , or the "CH3CH2"end of the ethanol molecule and the water
1. 3 answers
2. asked by ChemLover
3. 7,918 views
(5 pts) Hexane is a hydrocarbon (a molecule containing only carbon and hydrogen) with a molecular weight of 86.18 g/mol,a
1. 1 answer
2. asked by Synthia
3. 488 views
The (water, hydrocarbon)______ creates a cage where the water is the (host, guest)______for/of the hydrocarbon.
1. 1 answer
2. asked by CHEMBOB
3. 466 views
What is an improper fraction for1 3-? 7
1. 1 answer
2. asked by Olivia
3. 439 views
If acoin roll at 1.5m/s and later rolls at 4.5m/s with an acceleration of 2 meters per squared second how long will it take to
1. 0 answers
2. asked by Clueless
3. 1,087 views
If r=5/3r+20/3, what is r? URGENT!!!!
1. 2 answers
2. asked by Patrick
3. 431 views
find the perimeter of the polygon with vertices A(-5,-3) B(1,0) C (3,-4) D(-3,-7)
1. 1 answer
2. asked by mariah
3. 559 views
harvest cereal comes in boxes of different sizes.the regular box holds 7/8 pounds.the small box holds 2/3 as much. How much
1. 1 answer
2. asked by Allie
3. 521 views
heelp me with scientific nottion
1. 1 answer
2. asked by brittany
3. 296 views
How will the current in a wire change as the wavelength of light changes?I have no idea how to do this.
1. 0 answers
2. asked by ashley --- HELP PLEASEE!!!
3. 932 views
The Apollo 8 mission in 1968 included a circular orbit at an altitude of 111 km above the Moon’s surface. What was the period
1. 1 answer
2. asked by Cora
3. 948 views
Will the photoelectric effect change for different targets
1. 0 answers
2. asked by ashley --- HELP PLEASEE!!!
3. 363 views
Hi... well anyways so I am in 7th grade but I'm taking 8th grade science...I think...I know for sure that I am in Accelerated
1. 6 answers
2. asked by Pate
3. 1,731 views
can you please help me with compare and contrast Lans, Wans, Cans,Mans, Hans
1. 1 answer
2. asked by belinda
3. 1,156 views
(u+4)cubed + 80=0
1. 0 answers
2. asked by B
3. 289 views
For two identical satellites in circular motion around the Earth, which statement is true?a. The one in the higher orbit has
1. 0 answers
2. asked by Lola
3. 583 views
Clathrate hydrate research is done by Professor Ken Janda here at UC Irvine. Look up clathrate hydratewith a general search of
1. 1 answer
2. asked by CHEMBOB
3. 1,323 views
In chemistry, we did a lab using zinc as the standard and forming galvanic cells with it and another solution. We determined the
1. 1 answer
2. asked by Sam
3. 1,015 views

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