Questions Asked on March 1, 2007

A sky diver of mass 80.0 ks jumps from a slow-moving aircraft and reaches a terminal speed of 50.0 m/s. a) What is the
1. 1 answer
2. asked by Jean
3. 4,161 views
Many home barbecues are fueled with propane gas (C3H8). How much carbon dioxide in kilograms is produced upon the complete
1. 3 answers
2. asked by Carry
3. 3,868 views
Calculate the force required to pull a copper ball of radius 2.00 cm upward through a fluid at the constant speed 9.00 cm/s.
1. 1 answer
2. asked by Jean
3. 3,668 views
for the reaction shown, compute the theoretical yield of the product in grams for each of the following initial amounts of
1. 1 answer
2. asked by Becky
3. 3,645 views
Calculating Yield--need some help finishing problem. Almost done, just need help one ONE step, please help!!?Well we did a lab
1. 1 answer
2. asked by Angie
3. 3,596 views
I can't seem to figure this out!I know I have to use mass to mass conversions though. Can someone help me out? Hydrochloric acid
1. 1 answer
2. asked by Abby
3. 2,887 views
Consider an object on which the net force is a resistive force proportional to the square of its speed. For example, assume that
1. 1 answer
2. asked by Jean
3. 2,146 views
A force F = (4.0 N)i + cj acts on a particle as the particle goes through displacement d = (3.4 m)i - (2.0 m)j. (Other forces
1. 1 answer
2. asked by Technoboi11
3. 2,009 views
A cold package of hot dogs slides rightward across a frictionless floor through a distance d = 20.5 cm while three forces are
1. 1 answer
2. asked by Technoboi11
3. 1,939 views
Can someone please help me with this problem?An iron nail placed in a beaker with a solution of silver nitrate will cause pure
1. 1 answer
2. asked by Donna
3. 1,790 views
It's been so long I forget which ones are which. My balanced equation is Sr(NO3)2 + 2KIO3 --> Sr(IO3)2 + 2KNO3.It wants the
1. 0 answers
2. asked by Angie
3. 1,650 views
The radius of a sphere is increasing at a rate proportional to its radius. If the radius is 4 initially, and the radius is 10
1. 0 answers
2. asked by Mischa
3. 1,592 views
Boats A and B leave the same place at the same time. Boat A heads due North at 12 km/hr. Boat B heads due East at 18 km/hr.
1. 0 answers
2. asked by Mischa
3. 1,516 views
Draw the figure, and calcuate the height above the bottom point the swing starts. (I remember it as 2.3(1-cos25)).the initial
1. 1 answer
2. asked by bobpursley
3. 1,455 views
not sure i did right3(f+2)+9=13+5f 3f+6+9 = 13+5f +9 3F+15 = 12+5F GOT MIXED UP SOMWERE HELP 3f +6 +9 = 13 + 5f 3f + 15 = 13 +
1. 0 answers
2. asked by david
3. 1,429 views
A 50 kg diver steps off a diving board and drops straight down into the water. The water procides an upward average net force of
1. 4 answers
2. asked by Christy
3. 1,408 views
A substance that loses its shape under certain conditions is called what?A liquid takes the shape of its container.
1. 1 answer
2. asked by Sarah
3. 1,335 views
CH2=CH-CH-OH| CH3 when the above compound undergo polymerizaing What is the polymer and the structure of the polymer obtained
1. 0 answers
2. asked by bonita
3. 1,204 views
A single force acts on a 5.0 kg particle-like object in such a way that the position of the object as a function of time is
1. 1 answer
2. asked by Technoboi11
3. 1,128 views
wat happen during the reconstruction plans after the civil warhttp://en.wikipedia.org/wiki/Reconstruction In additiion to this
1. 0 answers
2. asked by jose
3. 1,117 views
How do I solve this?On my assignment it says find the area inside the square, but outside the circle, given that the radius of
1. 1 answer
2. asked by Hayley
3. 1,088 views
A bat flying in a cave emits a sound and receives its echo 1 s later. How far away is the cave wall?is it 340.29 m? the speed of
1. 1 answer
2. asked by Courtney
3. 1,018 views
Music lovers should look into pop, rock and r&b for a certain type of music.How does this look for a thesis statement? Ugh, I
1. 0 answers
2. asked by Confizzled
3. 993 views
The drawing shows a skateboarder moving at v = 5 m/s along a horizontal section of a track that is slanted upward by 48° above
1. 0 answers
2. asked by Mary
3. 961 views
Mkay, I have a five paragraph essay due by tommorow.Its to be an example essay, but I don't have a idea OR a plan on what to
1. 0 answers
2. asked by Confizzled
3. 912 views
Can someone correct these for me..plz...Problem #1 simplify. ((p^5)^4)/(p^6) MY answer: p^14 Problem #2 Write using positive
1. 0 answers
2. asked by jas20
3. 868 views
i need to deduce the type of bonding that holds sodium cyanide togetherand write a balanced equation for sodium cyanide
1. 0 answers
2. asked by sarah
3. 854 views
The drawing shows a collision between two pucks on an air-hockey table. Puck A has a mass of 0.021 kg and is moving along the x
1. 0 answers
2. asked by Mary
3. 849 views
A 59.5 kg person, running horizontally with a velocity of +3.90 m/s, jumps onto a 12.2 kg sled that is initially at rest.(a)
1. 0 answers
2. asked by Mary
3. 846 views
ok it asks me 2 find the lateral area of the cylinder ( the radius is 5 n the hight is 5) can some 1 help me with this please392
1. 0 answers
2. asked by martha
3. 845 views
With the engines off, a spaceship is coasting at avelocity of +260m/s through outer space. The ship carries rockets that are
1. 0 answers
2. asked by Cavin
3. 838 views
You watch a distant woman driving nails into her front porch at a regular rate of 1 stroke per second. You hear the sound of the
1. 0 answers
2. asked by Courtney
3. 837 views
derivativesdifferentiate y=x^7/3 So far I have Y=7/3X Is this all there is to this problem? Using the power rule, you bring the
1. 0 answers
2. asked by dee
3. 834 views
I need a website where you can find out about women in the field of engineeringTHANX :) Hope these are of some help.
1. 0 answers
2. asked by vahnna
3. 827 views
The coeffcient of friction between the 7.9 kg mass and the table is 0.55, and the coeffcient of friction between the 5 kg mass
1. 1 answer
2. asked by kitt
3. 820 views
The two blocks are connected by a lightstring that passes over a frictionless pulley with a negligible mass. The 3 kg block lies
1. 0 answers
2. asked by kitt
3. 806 views
Just wanted to know if my answers are correct.Dangling Modifiers If your baby does not like cold apple juice, it should be
1. 0 answers
2. asked by Ashley
3. 794 views
QUE PASA? TA BIEN? QUE LO QUE?WHAT DOES THIS MEAN. IT MEANS..WHAT HAPPENED? ARE U OKAY? QUE LO QUE IS MORE SLANG FOR HOW ARE U?
1. 0 answers
2. asked by A
3. 760 views
Can someone correct these for me plz...Problem#6 Factor. x(x-5)-2(x-5) My answer is: (x-2)(x-5) Problem#7 Factor completely.
1. 0 answers
2. asked by jas20
3. 758 views
A water storage tank is shaped like acircular cylinder with half of a sphere at each end. Find the volume of the tank if the
1. 0 answers
2. asked by Hayley R.
3. 737 views
jeromeborrowed an amount of money on 16th june 1999. he has to pay Ri7500 back on 25th feb 2000. what was the amount borrowed if
1. 0 answers
2. asked by rita
3. 730 views
Two vectors are given bya = 3.3i + 6.5j, and b = 2.5i + 4.9j. Find a) a·b = b) (a + b)·b = c) the component of a in the
1. 0 answers
2. asked by Technoboi11
3. 727 views
what is socratic method? i heared a lot of different stuff!!IDEAS PLZ Thank you for using the Jiskha Homework Help Forum. This
1. 0 answers
2. asked by david
3. 717 views
can someone help me with figuring out Multiplying, simplifying and applications, Division and applications.Help. Do you have a
1. 0 answers
2. asked by Lynn
3. 715 views
What is the capital city in the African country?Also What Pyrenees mountains boreder Spainand this European counttry?Capital
1. 0 answers
2. asked by Anonymous
3. 696 views
There are more earthquakes along the western coast of the United States than along the eastern coast. Explain.thank you Where do
1. 0 answers
2. asked by Prinness 49
3. 689 views
Students in an English class need a mean of at least 90 points on four tests to earn an A. One student has scored 87,92,85.
1. 0 answers
2. asked by yo katie p
3. 685 views
Which sentence is correct? 1. Donna is taller than I. 2. Donna is taller than me. No one at school is sure about this answer.Don
1. 0 answers
2. asked by Jane
3. 683 views
does my last postage seem correct for the answers that i got. The one that doesn't have a reply.See previous reply to your post.
1. 0 answers
2. asked by jas20
3. 681 views
Can someone help me with this problem please?rationalize the denominator and simlify the answer: 5/2 + the square root of 3 Do
1. 0 answers
2. asked by Maria
3. 680 views
You answered a earlier post on a question for someone with the same question I am trying to answer.The hydrolysis of tocainide
1. 0 answers
2. asked by Lucy
3. 675 views
what does this mean...recibe pesos mexicanos...Thank you for using the Jiskha Homework Help Forum. Here are all the
1. 0 answers
2. asked by taylor
3. 674 views
Find the inverse off(x) = log(2+x) - 4 the base is "a" Call f(x) y y = loga(2+x) -4 y+4 = loga(2+x) a^(y+4) = 2 + x x = a^(y+4)
1. 0 answers
2. asked by Jen
3. 674 views
I think, by convention, most would consider the solvent as the major component and the others as solutes. Actually, however, it
1. 0 answers
2. asked by DrBob222
3. 668 views
The wavelength in air of a sound is 5 m.(a) What is the frequency of the sound? Sound can have any frequency. It is the SPEED of
1. 0 answers
2. asked by Courtney
3. 667 views
A can of sardines is made to move along an x axis from x1 = 0.2 m to x2 = 1.2 m by a force given by F = iF0exp(-0.4x), with x in
1. 0 answers
2. asked by Technoboi11
3. 666 views
can someone help me add on or correct what i have.I have to pick from these four categories that a juvenile could fall under if
1. 0 answers
2. asked by kln
3. 666 views
right so i have this persuasive research paper i have been slaving away over, and i finished it but i need a creative title and
1. 0 answers
2. asked by emily
3. 666 views
What was the first nature reserve?In the US? http://en.wikipedia.org/wiki/Nature_reserve =) Please check the history section of
1. 0 answers
2. asked by RHIANNON
3. 657 views
The spring constant of a toy dart gun is 4442 N/m. To the gun the spring is compressed 1.5 cm. The 8 g dart, fired straight
1. 0 answers
2. asked by kitt
3. 656 views
What quailities of an oral presentation are most important to you as an audience member? Explain your answer.eye contact,
1. 0 answers
2. asked by jenna williams
3. 655 views
Qn 1. The easy loan company has a finance charge of 0.089% per day on out standing balances.What is the effective rate?Qn 2.
1. 0 answers
2. asked by rita
3. 653 views
In science were doing volcanos, earthquakes, tectonic plates and things like that.I'm looking for a site or perhaps you could
1. 0 answers
2. asked by VampirexGabrielle
3. 648 views
It's hydrogen carbonate, which is HCO3-Should the reactant be H2CO3? How do you balance this reaction?: HCO3 ---> H2O + CO2
1. 1 answer
2. asked by Stanley
3. 647 views
My work:pH = -log(x) = 4.49 x = 3.2359e-5 3.2359e-5 = 5.72/M When I solved for M, I got that large number... 176764.8987 Ka for
1. 0 answers
2. asked by Meche
3. 643 views
Thanks much!Are melting point and boiling point examples of macroscopic properties? What exactly are macroscopic properties?
1. 0 answers
2. asked by Miranda
3. 641 views
You work for an underwriter. The underwriter asks you to ¡§strip¡¨ a portfolio of treasury bond. The treasury bonds in
1. 0 answers
2. asked by joe
3. 641 views
Does anyone know where i can find pictures of old clothing brands from the 90's?Especially Eclipse Jeans, Spliffy Jeans, Naf Naf
1. 0 answers
2. asked by Krystal
3. 628 views
can someone help me add on or correct what i have.I have to pick from these four categories that a juvenile could fall under if
1. 0 answers
2. asked by kln
3. 627 views
When IBM announces its intention to split its stock, let us say a split of 2:1, the news is interpreted as reducing the
1. 0 answers
2. asked by joe
3. 619 views
What is the name of the first nature reserveYellowstone National Park, established in 1872, is the world's oldest nature
1. 0 answers
2. asked by Rhiannon
3. 619 views
i need help finding the slope of the line that passes through each pair of poinst.1. (1,-3),(4,3) 2.(5,0), (-2,1) Divide (y2 -
1. 0 answers
2. asked by Elizabeth
3. 612 views
x/3=2 x=2*3 x=6x/6=3 x=3*6 x=18 How would I get the missing number? ?/3 = 2 ?/6 = 3 What number divided by 3 will equal 2.
1. 0 answers
2. asked by Mischa
3. 611 views
What chemical fuel powers all cell activities?Since this is not my area of expertise, I searched Google under the key words
1. 0 answers
2. asked by Maddy
3. 611 views
Who was a more effective progressive - Woodrow Wilson or Theodore Roosevelt?That sounds like an opinion question to me. Look up
1. 0 answers
2. asked by Hannah
3. 609 views
HOw can you make a low calorie gel with aspartame? How does it work? Thanks.Perhaps another tutor will understand your question
1. 0 answers
2. asked by Ally
3. 609 views
Who was the first president to get impeached?http://www.mapsofworld.com/us-presidents/us-president-trivia.html Scroll down.
1. 0 answers
2. asked by Anonymous
3. 607 views
What work is done by a force (in newtons) F = 3.1xi + 3.1j, with x in meters, that moves a particle from a position r1 = 2.1i +
1. 0 answers
2. asked by Technoboi11
3. 607 views
What strategies might you use to communicate the use of data effectively in written business reports?You can write briefly and
1. 0 answers
2. asked by jenna williams
3. 601 views
I am having trouble with this problem alsoderivative differentiate f(x)=(3-x)^4(x+5)^3 so far I have 4(3-x(x+5)^3+3(x+5)(3-x)
1. 0 answers
2. asked by dee
3. 600 views
You are buying right now a zero-coupon bond. It has exactly 8 years to maturity, and you expect the YTM to be 6% over the
1. 0 answers
2. asked by joe
3. 594 views
What does "seven earths" as mentioned in surah al-Talaq acctually mean?It means that, according to the Quran, Allah created
1. 0 answers
2. asked by suhana
3. 593 views
I don't want to get this wrong for this homework that i have to turn in can someone please relook at it and tell me if it is
1. 0 answers
2. asked by jas20
3. 581 views
How do I calculate the area of a triangle?To calculate the area of a triangle, multiply the base times the height and divide by
1. 0 answers
2. asked by Jim
3. 579 views
What is the coefficient of variation and how do I calculate it from a dataset?coefficient of variation is simply the standard
1. 0 answers
2. asked by weldon
3. 579 views
(a) What is the wavelength of a 450 Hz tone in air?
1. 0 answers
2. asked by Courtney
3. 579 views
can someone show me the steps for this problem because i got it incorrect in my exam.Solve each of the following quadratic
1. 0 answers
2. asked by jas20
3. 565 views
How are the lower mantel and the inner core different? How are they the same?
1. 0 answers
2. asked by Prinness 49
3. 556 views
Please can someone help me before i pull all my hair out i've been struggling with this for about a weekCH2=CH-CH-OH ________'
1. 0 answers
2. asked by sarah
3. 544 views
Find the perimeter of a rectangle that is 12ft. by 4 1/2 ft.12+12+4.5+4.5= 33 how old are u?
1. 0 answers
2. asked by Fionna
3. 521 views
Which fish can live out of water for days at a time?isnt it like the snakehead or something? Well I heard of a speices of "alien
1. 0 answers
2. asked by michael
3. 518 views
find 4 to 6 credible web sites or articles that support, oppose, or simply present information about bilingualism in education
1. 0 answers
2. asked by jeana williams
3. 513 views
History help?its on- imperialism in the late 1800s: The Case of Africa What is your question? You have not stated it yet. Plz
1. 0 answers
2. asked by Annonymous
3. 511 views
If a consumer is in equilibrium and all prices and her income increase by 25%, she will consume less of those goods that she
1. 0 answers
2. asked by Elle
3. 503 views
read my essay and tell me if its goodIndustrialization, which followed the Civil War, had a big impact in the United States. The
1. 0 answers
2. asked by ANAIS
3. 495 views
Name at least two processes that change Earth's surface quickly.
1. 0 answers
2. asked by Prinness 49
3. 491 views
How do you find the slope of y=-3/4x+5(5*1000)+(3*1000)+(7*10) 15%times360=
1. 0 answers
2. asked by Dominique
3. 470 views
can u give me website on industrializationand how it affected workers? during 1865-1914http://en.wikipedia.org/wiki/History_of_t
1. 0 answers
2. asked by Anais
3. 469 views
Does unit rate always have to be on the bottom of a ratio?No.
1. 0 answers
2. asked by Kathy
3. 469 views
After finishing a Chem problem, I arrived at a answer of 176764.8987 M.How would I convert that to uM/L (micromolar) If M is
1. 0 answers
2. asked by Meche
3. 397 views

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