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Questions Asked on February 17, 2008

When you drop a 0.36 kg apple, Earth exerts a force on it that accelerates it at 9.8 m/s^2 toward the earth's surface. According
1. 2 answers
2. asked by Jenna
3. 7,001 views
I synthesized Nylon in my lab for organic chem.I need help figuring out the theoretical yield so I can compare it to my product
1. 6 answers
2. asked by ~christina~
3. 4,853 views
A sedentary person requires about 6 million J of energy per day. This rate of energy consumption is equivalent to about how many
1. 4 answers
2. asked by janeen
3. 4,489 views
Five different CD-Rom games: garble, trapster,zoom, bungie, and blast'em are offered as a promotion by SugrRush cereals. One
1. 4 answers
2. asked by Michelle
3. 3,731 views
What is the sum of all two digit positive integers whose squaresend with the digits 01?
1. 3 answers
2. asked by Jas
3. 3,682 views
Nitrogen Dioxide NO2 decomposes upon heating to form nitric oxide and oxygen according to the following equation:2NO2(g) -->
1. 4 answers
2. asked by Lauren
3. 3,288 views
The area of a right triangle is 44m squared. Find the lengths of its legs if one of the legs is 3m longer than the other.
1. 2 answers
2. asked by Ashley
3. 3,161 views
for the reaction of hydrogen with iodineH2(g) + I2(g) --> 2HI(g) relate the rate of disappearance of hydrogen gas to the rate of
1. 2 answers
2. asked by Lauren
3. 2,971 views
All the even numbers from 2 to 98 inclusive, except those ending in0, are multiplied together. What is the rightmost digit, that
1. 1 answer
2. asked by Jas
3. 2,579 views
Twelve equally spaced holes are to be drilled in a 34 1/4 inch metal strip, after 2 inches are cut off on each end. What is the
1. 1 answer
2. asked by Mike
3. 2,435 views
How is adding radical expressions similar to adding polynomial expressions? How is it different? Provide a radical expression as
1. 2 answers
2. asked by becky
3. 2,296 views
What is the molecularity of each of the following elementary reactions?A. O+O2+N2----> O3+N2+ B. NO2Cl + Cl---> NO2 + Cl2 C. Cl
1. 1 answer
2. asked by Lauren
3. 2,002 views
Sue can shovel snow from her driveway in 45 minutes. Bill can do the same job in 65 minutes. How long would it take Sue and Bill
1. 2 answers
2. asked by blanck
3. 1,966 views
I am a three digit number. My tens digit is twice my ones digit, my hundreds digit is twice my tens digit. I am greater than
1. 6 answers
2. asked by jesica
3. 1,926 views
Iodide Ion is oxidized to hypoiodite ion IO- by hypochlorite ion ClO- in basic solution. The equation isI- + ClO- --- IO- + Cl-
1. 1 answer
2. asked by Lauren
3. 1,478 views
State the possible number of imaginary zeros of g(x)= x4 + 3x3 + 7x2 - 6x - 13.I came up with the answer of 2,4 or 0. Is this
1. 1 answer
2. asked by Lucy
3. 1,277 views
The top of a 15-foot ladder is 3 ft. father up a wall than the foot of the ladder is from the bottom of the wall. How far is the
1. 1 answer
2. asked by Kate
3. 1,271 views
So...The task is to evaluate the design of three types of car tires, and explain how each type differs to maximize performance.
1. 1 answer
2. asked by Lucy
3. 1,162 views
The thermal decomposition of nitryl chloride NO2Cl,2NO2Cl---> 2NO2 + Cl2 is thought to occur by the mechanism shown in the
1. 0 answers
2. asked by Lauren
3. 1,126 views
What does the point at which your curve crosses the horizontal axis represent?
1. 4 answers
2. asked by X
3. 1,124 views
For the reaction of nitric oxide, NO with chlorine Cl22NO(g) + Cl2(g)--> 2NOCl(g) the observed rate law is k[NO]^2 [Cl2] what is
1. 1 answer
2. asked by Lauren
3. 1,121 views
A certain pizza restaurant offers three different sizes of pizza and eight different toppings.How many distinct pizzas having
1. 3 answers
2. asked by Amelie
3. 1,114 views
I need help to find a picture of Colonel Charles Colcock, a Confederate General at the battle at Honey Hill S.C.
1. 1 answer
2. asked by John
3. 1,113 views
Iron(III) chloride is reduced by tin(II) chloride.the concentration of Fe3+ ion at the beginning of an experiment was 0.03586M.
1. 3 answers
2. asked by Lauren
3. 1,112 views
5t-9----- 4 = 14 *5t-9 is over 4. if you understand the question please answer!!
1. 6 answers
2. asked by Brooke
3. 1,098 views
How do you create a rotation matrix that will represent a rotation of angle theta about a vector (x,y,z)?This is instead of
1. 0 answers
2. asked by Mike
3. 1,094 views
A rain water tank is half full. After it rained the tank if four fifths full.- Find the amount of water collected as a fraction
1. 3 answers
2. asked by cindy
3. 1,029 views
For graphs what does a direct, inverse, linear and power relationships mean?
1. 2 answers
2. asked by X
3. 1,025 views
8 1/2 ounces of tuna is packed in a can which weighs 1 3/8 ounces. What is the total weight in pounds of a gross (144) of cans?
1. 3 answers
2. asked by MH
3. 989 views
State the number of positive real zeros, negative real zeros, and imaginary zeros for g(x)= 9x3 -7x2+10x-4.Since there were 3
1. 2 answers
2. asked by Lucy
3. 987 views
To obtain the rate of the reaction3I-(aq) + H3AsO4(aq) + 2H+(aq) --> I3-(aq) + H3AsO3(aq) + H2O (l) I got that the rate is 1/3
1. 0 answers
2. asked by Lauren
3. 986 views
The decomposition of ozone is believed to occur in two stepsO3 <==> O2 + O O3 + O ---> 2O2 Identify any reaction intermediate.
1. 0 answers
2. asked by Lauren
3. 986 views
Is Methyl Propyl Ether CH3OCH2CH2CH3?
1. 1 answer
2. asked by John
3. 947 views
Write a fraction that is equivalent to 48/60 and which has a denominator of 300 _____I don't know how to do this one is there
1. 3 answers
2. asked by Mike
3. 933 views
Juanita lost her tennis racquet. She bought a new one for $30. This is $6 less than three times the price of her old one. How
1. 2 answers
2. asked by Brooke
3. 914 views
i need to find 26 science words and there definition
1. 1 answer
2. asked by rainey
3. 898 views
In a kinetic study of the reaction2NO(g) + O2 --> 2NO2(g) the following data were obtained fro the initial rates if disapperance
1. 1 answer
2. asked by Lauren
3. 887 views
Ok i have three questions that i can't find anywhere...1. Carbon dioxide and water are excreted here during exhalation. 2.
1. 2 answers
2. asked by Amber
3. 876 views
Iron (II) ion is oxidized by hydrogen peroxide in acidic solution.H2O2(aq) + 2Fe2+(aq) + 2H+(aq) ---> 2Fe3+(aq) + 2H2O (l) the
1. 0 answers
2. asked by Lauren
3. 876 views
Can someone tell me if I am any where close or if I need to start over.When your acetic acid reacted with the sodium hydroxide,
1. 1 answer
2. asked by Lori
3. 855 views
the speed of a 5000-kg truck whose KE is 360 kJ is how many m/s?
1. 0 answers
2. asked by janeen
3. 749 views
A study by the Computer Manufacturers Association of America analyzed the significant increase in the usage of computers by
1. 2 answers
2. asked by jean
3. 740 views
1.) An octave contains twelve different musical notes (in Western music). How many different eight note melodies can be
1. 9 answers
2. asked by Amelie
3. 731 views
For this class, the first quiz had a mean of 90.4% with a standard deviation od 16.6%. The homework scores have a mean of 81.7%
1. 1 answer
2. asked by lauren
3. 724 views
The combined weight of a crate and dolly is 256N.(a)If the person pulls on the rope with a constant force of 30.1N, what is the
1. 1 answer
2. asked by Anonymous
3. 722 views
A fair coin is flipped three times. You win $5 every time the outcome is heads. Let the random variable X represent the total
1. 3 answers
2. asked by Amelie
3. 714 views
Why is it important to simplify radical expressions before adding or subtracting?
1. 1 answer
2. asked by becky
3. 697 views
I did a science experiment on batteries. I ran five brands of AA Alkaline batteries until they would no longer run a small light
1. 0 answers
2. asked by Leah
3. 696 views
Widgets are produced at a certain factory by each of three machines A, B and C. These machines produce 1000, 600 and 400 widgets
1. 0 answers
2. asked by Amelie
3. 671 views
In a certain election, the incumbent Republican will run against the Democratic nominee. There are three Democratic candidates,
1. 1 answer
2. asked by Amelie
3. 662 views
After two quarters of increasing levels of production, the CEO of Canadian Fabrication & Design was upset to learn that, during
1. 0 answers
2. asked by jean
3. 660 views
1.) An octave contains twelve different musical notes (in Western music). How many different eight note melodies can be
1. 0 answers
2. asked by Amelie
3. 638 views
the decomposition of (CH3)2O has a rate constant of 6.8x10^-4 s^-1. the initial pressure is 135 torr, what is the partial
1. 0 answers
2. asked by anna
3. 634 views
A brick wall is constructed with 20 rows of bricks. If the height of a brick is 3 7/8 inches and a mortar joint is approximately
1. 4 answers
2. asked by John
3. 629 views
the monomer of a protein is an amino acid right? Ok, well what is the general formula for an amino acid?Would it be: H2NCH2COOH
1. 6 answers
2. asked by Needs help! URGENT!!
3. 628 views
You just received an email from your high school friend, Bill Hudson. You went to college, and then business school, while Bill
1. 0 answers
2. asked by Anonymous
3. 624 views
Describe the events that occur the neuromuscular junction using the following terms, ("ligand-gated", "voltage-gated",
1. 0 answers
2. asked by Anonymous
3. 620 views
12 pieces each 13 3/8 inches long need to be cut from a board 16 feet long. How much is left after the 12 pieces are cut? ______
1. 2 answers
2. asked by Mike
3. 620 views
A drug is essential to the profileration of lymphocytes can cause kidney damage in 1% of patients. If the drug is given to 30
1. 1 answer
2. asked by lauren
3. 600 views
The MorTex Company assembles garments entirely by hand even though a textile machine exists that can assemble garments faster
1. 0 answers
2. asked by jean
3. 591 views
A study by the Computer Manufacturers Association of America analyzed the significant increase in the usage of computers by
1. 0 answers
2. asked by jean
3. 589 views
How would i complete these problems?1. (√6mn)^5 2. ^3√16x - ^3√2x^4 3.^4√x • ^3√2x 4. ^3√72x^8 5. √63a^5b •
1. 2 answers
2. asked by Bretagne
3. 585 views
Engineers at a national research laboratory built a prototype automobile that could be driven 180 miles on a single gallon of
1. 0 answers
2. asked by jean
3. 578 views
The Largo Publishing House uses 400 printers and 200 printing presses tp produce books. A printer's wage rate is $20, and the
1. 1 answer
2. asked by jean
3. 577 views
Dehydration of an alcohol has what major project?This is what I think, does this make sense to anyone? The major project of
1. 0 answers
2. asked by Amy
3. 564 views
The Battle over the Airwaves: FCC versus Private Radio industry.Is there a specific conflict that this is about? Like the US
1. 1 answer
2. asked by Geekoid
3. 564 views
Calculate ∆G (in kJ) at 541 K for the following reaction under the given conditions. Use data obtained from the table below
1. 2 answers
2. asked by Matt
3. 559 views
Find the coordinates of the vertices of the figures formed by y -< x + 2, x + 2 -< 6, and y >- -2A)(0,0),(2,4),(8,-2)
1. 3 answers
2. asked by Jon
3. 557 views
Find the length and the direction of the resultant of each of the following systems of forces:a) forces of 3 N and 8 N acting at
1. 1 answer
2. asked by Anonymous
3. 552 views
If you are looking at a graph of a quadrtic equation, how do you determine where the solutions are?
1. 2 answers
2. asked by Marysvoice
3. 549 views
What is the sum of all possible digits that could fill in the blankin 47_021 so that the resulting five digit number is
1. 1 answer
2. asked by Jas
3. 544 views
What is a prime factorization?
1. 3 answers
2. asked by hello??????
3. 536 views
I NEED HELP WITH BASIC MATH GOMETRY.Can you please help
1. 6 answers
2. asked by MERCEDEZ
3. 535 views
List the top five environmental factors that help organizations achieve optimal function. Give examples of each
1. 2 answers
2. asked by sara
3. 533 views
G(x)= x√9-xfind x-intercept, y-intercept Vertical, horizontal asymptotes Extremes Points of inflection i need to find all of
1. 3 answers
2. asked by widad
3. 521 views
Ted is hosting a dinner party. He has a the choice of serving chicken, pasta, or hamburgers for the main course;carrots, lettuce
1. 2 answers
2. asked by derek
3. 521 views
Write your answer with only positive exponents. y^5y^10
1. 1 answer
2. asked by darren
3. 519 views
An enzyme sample contains 24 mg protein/mL. Of this sample, 20microliters in a standard incubation volume of 0.1 mL catalyzed
1. 0 answers
2. asked by stew
3. 519 views
Show that the image of an ellipse in a plane, not necessarily one parallel to the image plane, is also an ellipse. Show the the
1. 0 answers
2. asked by Mike
3. 517 views
Help!!!Business Week, in an article dealing with management, wrote, "When he took over the furniture factory three years
1. 1 answer
2. asked by jean
3. 516 views
Ted is hosting a dinner party. He has a the choice of serving chicken, pasta, or hamburgers for the main course;carrots, lettuce
1. 1 answer
2. asked by derek
3. 507 views
The positive integer 4 can be represented as a sum of 1's or 2's infive ways, such as 1 + 2 + 1 and 1 + 1 + 2. Show all the ways
1. 1 answer
2. asked by Jas
3. 506 views
An octave contains twelve different musical notes (in Western music). How many different eight note melodies can be constructed
1. 0 answers
2. asked by Amelie
3. 506 views
To obtain the rate of the reaction3I-(aq) + H3AsO4(aq) + 2H+(aq) --> I3-(aq) + H3AsO3(aq) + H2O (l) I got that the rate is 1/3
1. 0 answers
2. asked by Lauren
3. 496 views
Write a rate equation showing the dependence of rate in reactant concentrations for each of the following elementary reactions.a
1. 0 answers
2. asked by Lauren
3. 495 views
I am working on a project for school and I can't seem to find the year that these Chinese inventions were invented.Yo-yo.
1. 1 answer
2. asked by kali
3. 492 views
I cant seem to understand this..(w/21)-(w/49)=(1/21) solve for w?
1. 2 answers
2. asked by fidelcio
3. 478 views
If a is 50% larger than c and b is 25% larger than c, then a iswhat percent larger than b? (a) 20% (b) 25% (c) 50% (d) 100% (e)
1. 1 answer
2. asked by Jas
3. 465 views
could you check the next page where I replied to the post from yesterday pertaining to nylon calculations.Thanks C
1. 5 answers
2. asked by ~christina~
3. 462 views
2 reasons the british marched to concord in 1775? Please help. desperate!
1. 1 answer
2. asked by Brooke
3. 459 views
My 10 year old son needs to write an essay on municapal gov't and how to educate the youth in the community and get them
1. 1 answer
2. asked by Cathy
3. 458 views
“Invisible Children”, a documentary filmed by three American college students Jason Russell, Bobby Bailey, and Laren Pole,
1. 1 answer
2. asked by christi
3. 458 views
which kind of fatty acid would the cell manufacture in order to keep the cell memmbrane rigid or study under warm enviromental
1. 1 answer
2. asked by kim
3. 448 views
I need help in finding answers to this question: learing language as a child is no different than that of learning anything
1. 1 answer
2. asked by Christopher
3. 445 views
Amaya's height is 2 inches less than 2/5 the depth of the pool, d. If Amaya is 52 inches tall, how many inches deep is the pool?
1. 2 answers
2. asked by michael
3. 441 views
Is it possible to reduce an aldehyde and a ketone at the same time with sodium borohydride?
1. 0 answers
2. asked by Kim
3. 439 views
how to come up witha simulation
1. 2 answers
2. asked by chanel
3. 432 views
A dresser needs to be placed in an alcove which is 42 1/8 in high. The finished dresser is 36 1/2 inches high. What size legs
1. 2 answers
2. asked by Mike
3. 431 views
2 reasons the colnists marched to Concord in 1775?
1. 1 answer
2. asked by Brooke
3. 425 views
══════════════════════Memo: Whomever Date: A few minutes ago … From: Marie,
1. 0 answers
2. asked by marie
3. 423 views

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