Questions Asked on October 31, 2008

A radioisotope has a half-life of 4 days. How much of a 20-gram sample of this radioisotope remains at the end of each time
1. 3 answers
2. asked by Stephanie
3. 4,065 views
a)indium-115 has a half life of 4.5 hours. if you start with a 12.0-mg sample of indium-115, how much will remain after 13.5
1. 1 answer
2. asked by amanda
3. 3,566 views
suppose a pair of dice is rolled. Consider the sums of numbers on the top of the dice. Find the probabilities:a) P(5, given that
1. 1 answer
2. asked by ken
3. 3,520 views
How many total moles of ions are released when each of the following samples dissolves completely in water?30.2g of Ba(OH)2 8H2O
1. 1 answer
2. asked by ben
3. 2,787 views
Suppose a curve is traced by the parametric equationsx=1sin(t) y=18-3cos^2(t)-4sin(t) At what point (x,y) on this curve is the
1. 1 answer
2. asked by alexis
3. 2,786 views
This is an SAT prep question. Senai customized her bicycle by exchanging the front wheel for a wheel that had one half the
1. 2 answers
2. asked by Anonymous
3. 1,928 views
What force is needed to accelerate a 10 kilogram shopping cart 3 m/s^2 (squared)?
1. 3 answers
2. asked by Blake
3. 1,909 views
a compound contains only c,h and o. c=48.65% and h=8.11%.a)calculate its emperical formula
1. 1 answer
2. asked by sameer
3. 1,770 views
"the exhilarating ripple of her voice was a wild tonic in the rain" the great gatsby, f. scott fitzgerald.what does this quote
1. 1 answer
2. asked by flor
3. 1,746 views
Use the period of the earth (2.34 y), itsmean orbital radius (1.496 × 1011 m), and the universal gravitational constant (6.673
1. 6 answers
2. asked by Molly86
3. 1,635 views
x=2sinty=-3cost 0<[smaller and equal to] t <[larger and equal to] pie find a cartesian equation for the parametrized curve what
1. 1 answer
2. asked by ee
3. 1,632 views
Based on the following data about planet X (which orbits around the Sun):Planet X's distance from Sun = 3.6*1012 m Planet X's
1. 1 answer
2. asked by kelsey
3. 1,625 views
A typical GPS (Global Positioning System) satellite orbits at an altitude of 4.0 107 m. (Astronomical data needed for this
1. 1 answer
2. asked by kelsey
3. 1,519 views
How many total moles of ions are released when each of the following samples dissolves completely in water? ?3.70g of CuSO4 5H2O
1. 1 answer
2. asked by james
3. 1,477 views
A long uniform rod of length 6.66 m and mass 6.74 kg is pivoted about a horizontal, frictionless pin through one end. The rod is
1. 1 answer
2. asked by Jimmy
3. 1,382 views
a football place kicker kicks the ball with a velocity of 18.2 m/s at an angle of 53 degrees. how far from the kicker will the
1. 0 answers
2. asked by corinne
3. 1,380 views
Suppose a single die is rolled, Find:a)P(6, given that an odd number was rolled) b) P(5, given that an odd number was rolled)
1. 1 answer
2. asked by helpme
3. 1,375 views
One number is twice another. The sum of their reciprocals is 3/10. Find the number.
1. 1 answer
2. asked by Anonymous
3. 1,364 views
What questions should I ask Andrew Jackson if I were to interview him about his presidency?
1. 5 answers
2. asked by Sean
3. 1,294 views
Laura has 20 feet of fencing to make a rectangular pen for her dog. What is the largest area that she can fence in?
1. 0 answers
2. asked by Sandra
3. 1,203 views
Ca + F2 --> CaF2The mass of CaF2 that results from the reaction of 3.00 g of calcium and 2.00 g of fluorine is 4.02 g. What is
1. 1 answer
2. asked by Songyi
3. 1,161 views
need some datas to be able to answer those questions.Compare mechanistic and reciprocal interactionism. Give an example of
1. 32 answers
2. asked by rose
3. 1,066 views
Determine which state capital will be visited bty a team form a state capital.
1. 1 answer
2. asked by Anonymous
3. 1,059 views
suppose that in any given year, the population of a certain endangered species is reduce by 25%. if the population is now 7500,
1. 1 answer
2. asked by dt
3. 1,034 views
Mass A (7 kg) and mass B (10 kg) sit on the ground, 2 m apart.a.) What is size of the the gravitational force: on A from B? N on
1. 2 answers
2. asked by kelsey
3. 998 views
What causes Earthquakes?What is causing a ring of fire? What is pangaea?
1. 9 answers
2. asked by N'aicha
3. 995 views
In the short run, do perfectly competitive firms have a loss of profit or a break even when MC = AVC? Do these firms choose
1. 1 answer
2. asked by Anonymous
3. 971 views
Given the chemical reaction:N2+3H2--->2NH3 If 20 molecules of nitrogen react with 30 molecules of hydrogen to from ammonia, what
1. 3 answers
2. asked by Songyi
3. 914 views
the spiraling polar curver=5e^20 from 0 to 2pi how do you find the length?
1. 1 answer
2. asked by alexis
3. 866 views
what is L+W x (1+v5) the v looks like a divisionm sign with a v attached
1. 1 answer
2. asked by johnetta
3. 864 views
Suppose you toss a coin and it you win a dollar if it comes up heads. If it comes up tails you toss the coin again. This time
1. 1 answer
2. asked by brianne
3. 806 views
what is the prefix for the following words:three equal, same as absence of, without Also need some suffix help: cut into, make
1. 1 answer
2. asked by Kimberly
3. 791 views
hi again, thanks to the previous help i got the first part of the question. the second part builds on the first part as we used
1. 2 answers
2. asked by Vanessa
3. 750 views
Solve the equation cotx=4 in the interval 0<(smaller and equal to)x<<(larger and equal to)2pie
1. 1 answer
2. asked by dt
3. 726 views
what does macbeth think as he anticipates the murder of banquo
1. 1 answer
2. asked by Anonymous
3. 722 views
This is not a homework question but forMs.Sue Sra Mcgin drwl Dr.bob Guru Blue writeacher and any others i have 61 posts, 62
1. 11 answers
2. asked by mysterychicken
3. 717 views
An automobile in surer has found that repair claims have a mean of $1520 and a stardard deviation of $770. Suppose that the next
1. 0 answers
2. asked by Kim
3. 703 views
a) if a particle's speed decreases by a factor of four, by what factor does its kinetic energy change?b) particle A has three
1. 1 answer
2. asked by joyce
3. 685 views
Find the area of the surface obtained by rotating the curve of parametricx=3t-(3/3)t^3 y=3t^2 0<=t<=1 what is the surface area
1. 2 answers
2. asked by alexis
3. 676 views
Find the Parametrization for the left half of the parabolay=x^2-4x+3
1. 0 answers
2. asked by dt
3. 675 views
An ice tray contains 490 g of liquid water at 0°C. Calculate the change in entropy of the water as it freezes slowly and
1. 1 answer
2. asked by tom
3. 667 views
In rolling a pair of dice, suppose you win $5 if the sum is 10 but lose $2 if the roll is "doubles." If the price to play is $1,
1. 1 answer
2. asked by joey
3. 646 views
Assignment:· Explain the cultural differences in approaching negotiations that predominate in two different countries. Be sure
1. 1 answer
2. asked by jujubee
3. 643 views
object has mass of 2 kg and weight in water of 15N. Object is immersed in water and sinking.whats the net force? whats the
1. 1 answer
2. asked by Bailey
3. 640 views
What are 3 freshwater resource issues?What are 3 ocean water resource issues? Choose one fresh or ocean water resource challenge
1. 2 answers
2. asked by angela
3. 635 views
a diver dives to 84m. If the diver rises 5 meters per min for 10 min. Where is the diver in relation to the surface.The answer
1. 1 answer
2. asked by deedee
3. 628 views
Describe the cultural bases of negotiation conflict in 250 to 300 words, taking intoaccount the following: o What specific
1. 1 answer
2. asked by jujubee
3. 622 views
What is the difference between an instinct and a learned behavior?
1. 1 answer
2. asked by Donna
3. 616 views
Two turtles (each 2 kg) sit on an approximately massless branch in the water. They sit on opposite sides of the branch's center,
1. 2 answers
2. asked by kelsey
3. 583 views
A long uniform rod of length 4.76 m and mass 5.48 kg is pivoted about a horizontal, frictionless pin through one end. The rod is
1. 1 answer
2. asked by Molly86
3. 583 views
a man throws a rock horizontally off a building with an initial velocity of 22.4 m/s. it hits the ground 91.6 m from the
1. 1 answer
2. asked by corinne
3. 579 views
a bottle of a soft drink looks pure, but it is not, how could you demonstrate that it is a mixture?thanks
1. 2 answers
2. asked by Lyn
3. 575 views
A person suffers from abdominal pain. other symptoms are- nausea and vomitting - fever 103 degree - pain in the middle of back -
1. 2 answers
2. asked by jess
3. 567 views
Are adult stem cells found only in adults human beings or all human beings regardless of age?
1. 1 answer
2. asked by Lena
3. 559 views
i kinda understand waht you're saying. to be a bit more clear this is from a lab,and here are the volumes we retrieved: Volume
1. 2 answers
2. asked by Vanessa
3. 553 views
flip a coin 3 timesa) what are the odds in favor of getting exactly 2 heads b) what are the odds against getting at most 1 tail
1. 2 answers
2. asked by joey
3. 544 views
2. The ledger accounts of M Ltd. show the following balances: Rs.14% Preference share Capital 3,00,000 Securities Premium 20,000
1. 2 answers
2. asked by manoj
3. 543 views
Hi jiskha! I was wondering if anyone could answer this ~fun~ question. f(x)=5x^2-2x+3 and g(x)=4x^2+7x-5. I have to find f+g.
1. 1 answer
2. asked by Fredrika
3. 540 views
Which is more probable.a) flipping a coin 3 times and obtaining at least 2 heads b) flipping a coin 4 times and obtaining at
1. 1 answer
2. asked by joey
3. 537 views
Why doesn't water distill simultaneously with alcohol when heat is applied to the mixture? Could it ever be the first component
1. 5 answers
2. asked by Anonymous
3. 534 views
what example can I write about the rights that the 3rd amendment protects?
1. 6 answers
2. asked by bianca
3. 517 views
I've been given the Volume of Concentrated NaOh solution (mL) and also the Concentration of Concentrated NaOh solution (M).I
1. 5 answers
2. asked by Vanessa
3. 516 views
Find the destination using the clues below.With easy access to the bountiful sea, it's no surprise that this place developed
1. 5 answers
2. asked by Larry
3. 515 views
How is this?I trust that this program will help me elaborate my ideas pertaining to the future of Washington. I wish to study
1. 4 answers
2. asked by Adam
3. 513 views
Discuss how confirmation bias can influence perceptions and how some beliefs canactually generate their own confirmation Provide
1. 1 answer
2. asked by rose
3. 500 views
Did President Andrew Jackson seek to serve the people or himself?
1. 1 answer
2. asked by Mike
3. 497 views
flip a coin 3 timesa) what are the odds in favor of getting exactly 2 heads b) what are the odds against getting at most 1 tail
1. 1 answer
2. asked by annonymous
3. 494 views
How is the temperature change in an alcohol related to how storng the intermolecular forces are?
1. 2 answers
2. asked by Joe
3. 481 views
I am trying to find something that starts with the letter X that is related to the Civil War, can anyone help me?
1. 0 answers
2. asked by Tim
3. 474 views
P/S: Pls help me to solve this problem. i really don't get it and i have to present the answer in front of the classroom by next
1. 0 answers
2. asked by miya
3. 473 views
what is the corporate structure of Manulife Financial Corporation?
1. 1 answer
2. asked by Tee
3. 473 views
you are standing in a hole that is 8.53m deep. you shoot an arrow with a veloctiy of 34 m/s at an angle of 33 degrees. how far
1. 1 answer
2. asked by corinne
3. 466 views
The declaration of indepdence stated that all men are created equal. Yet there was a condraction in that there were slaves.How
1. 3 answers
2. asked by fred
3. 464 views
the main reason real estate agents use home inspections is to?
1. 2 answers
2. asked by Anonymous
3. 463 views
rust is to iron as ___ is to silver
1. 3 answers
2. asked by Jalen
3. 450 views
I am looking for a list that shows the worlds "richest" countries according to GDP, I'm having a bit of trouble doing so, could
1. 3 answers
2. asked by Dawn
3. 447 views
someone please what types (if any) of grain are grown in battle creek, mi
1. 3 answers
2. asked by keenan
3. 443 views
maybe i worded it wrong, what types of grain is used FOR THE CEREAL
1. 6 answers
2. asked by keenan
3. 443 views
how does acute pancreatitis affect organs of the digestive system?does anyone know its answer?
1. 1 answer
2. asked by jess
3. 442 views
How do I get a book published?
1. 1 answer
2. asked by Liza
3. 434 views
how can i describe the test to see if ACIDS ar covalent or ionicwhat do the results of such a test show
1. 2 answers
2. asked by lila
3. 434 views
sorry to keep bugging you, but if it makes you feel better i am understanding it more.what if you have the same numbers, but you
1. 1 answer
2. asked by Vanessa
3. 432 views
I am writing a novel, i estimate i will finish pretty soon, within a year or two: I am an Amateur writer- how do i go about
1. 1 answer
2. asked by Mark
3. 428 views
I need some help with describing some approaches to measuring patient outcomes. The links that were provide really didn't help
1. 2 answers
2. asked by Nikia Walker
3. 428 views
I do not even know where to start with this one, can someone help?the peak of a mountain is 19,340 ft above sea level. what is
1. 1 answer
2. asked by deedee
3. 419 views
How do you do a factor tree for 37?
1. 2 answers
2. asked by Craig
3. 414 views
How was the name Ku Klux Klan brought into being?What were some of the harsher things that they did? Thanks -Mysterychicken
1. 3 answers
2. asked by mysterychicken
3. 413 views
What is the answer to 10 5/12 divided by 1 3/5???????? plz help me i have to go to bed like in 1 min. thanx
1. 6 answers
2. asked by Emily
3. 408 views
whose philosophies do you think most advanced Western religiousthought.
1. 1 answer
2. asked by johnny
3. 396 views
What types of grain are grown at battle creek or cereal city, mi
1. 8 answers
2. asked by keenan
3. 383 views
the ability to accurately predict yearly expenses was one reason that large companies decided to A. offer HMO programs. B.
1. 1 answer
2. asked by Anonymous
3. 380 views
What is NEPA
1. 2 answers
2. asked by Shaquille Clarke
3. 366 views
under major maedical insurance, $250 must be paid before the company assumes liability. who responsible for paying the $250?
1. 1 answer
2. asked by Anonymous
3. 358 views
Can someone help me unscramble this word.TEHLAYH
1. 2 answers
2. asked by rose
3. 347 views
which store is cheaper kroger or meijers?
1. 1 answer
2. asked by neha
3. 333 views
How would you find the inverse of y=4x+-5? What about y+3x-2
1. 0 answers
2. asked by Chloe'
3. 332 views
Will someone PLEASE HELP Me Solve this problem.Given the function K described by K(k)=x+3, find each of the following k(0)=
1. 1 answer
2. asked by PJ
3. 323 views
0.42-0.163
1. 1 answer
2. asked by ROXANNE
3. 321 views
draw and label a circle
1. 1 answer
2. asked by handrielle
3. 320 views
10 5/12 divided by 1 3/5
1. 0 answers
2. asked by Emily
3. 316 views

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