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Questions Asked on March 28, 2008

Neptunium-239 has a half-life of 2.35 days. How many days must elapse for a sample of 239-Np to decay to 1.00% of its original
1. 1 answer
2. asked by Sarah H
3. 5,214 views
An airplane is flying with a heading of 60 degrees east of north at 450 mph. A wind is blowing at 37 mph from the north. Find
1. 1 answer
2. asked by jen
3. 3,609 views
For what value of "k" will the following set of planes intersect in a line?x - 2y - z = 0 x + 9y - 5z = 0 kx - y + z = 0 Work:
1. 2 answers
2. asked by Anonymous
3. 2,932 views
are there any free downloadable courses that I could teach myself Arabic with? I can't seem to find any good ones.
1. 1 answer
2. asked by Rob
3. 2,356 views
What is n, the number of moles of electrons transferred, in the following reaction?2 MnO4-(aq) + 16 H+(aq) + 10 Cl-(aq) ===> 2
1. 5 answers
2. asked by Sarah H
3. 2,224 views
The solubility of a gas is 0.34 g/L at STP. What is its solubility at a pressure of 0.80 atm and the same temperature?
1. 2 answers
2. asked by trista
3. 2,154 views
Consider the function h as defined. Find functions f and g so(f o g)(x)=h(x) h(x)=8/x^2+10 I think it is: h(x)=8/x^2+10
1. 1 answer
2. asked by Megan
3. 2,083 views
A trucker sees the image of acar passing her truck in her diverging rear-view mirror, whose focal length is 60.0 cm. If the car
1. 1 answer
2. asked by Anonymous
3. 1,786 views
a) whart chemical principle is the basis for the activity series of metals?b) What is the significance of the distance between
1. 1 answer
2. asked by john
3. 1,742 views
If you see a red-hot star, you can be certain that that its peak intensity is in the ingrared region. Why is this? And if you
1. 1 answer
2. asked by Ella
3. 1,591 views
I don't know how to draw or do this.A plane 5 cm from the center of a sphere intersects the sphere in a circle with diameter of
1. 1 answer
2. asked by Anna
3. 1,441 views
Did I do this right?Problem: If the following defines a one-to-one function, find its inverse. If no, write "Not one-to-one."
1. 1 answer
2. asked by Lynn
3. 1,414 views
"The Antartic is the vast source of cold on our planet, just as the sun is the source of our heat, and it exerts tremendous
1. 7 answers
2. asked by Ayla
3. 1,370 views
How to convert 0.06 to a fraction or mixed number and than write it in lowest terms?
1. 4 answers
2. asked by Anonymous
3. 1,281 views
An electron de-excites from the fourth quantum level, to the third and then directly to the ground state. Two photons are
1. 1 answer
2. asked by Ella
3. 1,279 views
Does anyone know of an online tutoring website to learn either french or scottish gaelic? Not like a live program, just some
1. 1 answer
2. asked by Miley
3. 1,274 views
Sherrod, Inc., reported pretax accounting income of $89 million for 2006. The following information relates to differences
1. 0 answers
2. asked by Steve
3. 1,194 views
You are stranded in the middle of a frozen pond, 825 m in diameter which is so slippery that your feet slide freely and don't
1. 2 answers
2. asked by Charlie
3. 1,174 views
How do you spell, 'dog'?
1. 7 answers
2. asked by Kelsie Emily
3. 1,170 views
A liquid is heated from 33.96°C to 104.32°C. The vapor pressure increases from 23.54torr to 984.35torr. What is the heat of
1. 1 answer
2. asked by Sarah H
3. 1,150 views
What is the factored form for a Quadratic Function with it vertex at the origin?
1. 3 answers
2. asked by Alan
3. 1,143 views
prove that [(sin 2 t / sin t )] - [( cos 2t ) / cos t ] = sec tand sin (2t - t ) = sin t
1. 2 answers
2. asked by Franco
3. 1,073 views
How many grams (g) are there in 7.4 kilograms (kg)? Multiply by 1,000 to make the conversionanswer: 7,400 Choose the most
1. 1 answer
2. asked by Sherrie
3. 1,029 views
In a shipment of 1200 parts, 60 were found to be defective. What percent of the parts were faulty?a.60 b. 1200 c what percent d.
1. 2 answers
2. asked by Sherrie
3. 1,022 views
I am presently creating a unit about land transportation in the community and how these transportations affect our daily lives
1. 0 answers
2. asked by Matthew
3. 1,013 views
Consider a cell based on the following reaction:GeO(s) + H2O(l) + 2 Ag+(aq) ===> GeO2(s) + 2 H+(aq) + 2 Ag(s) If [Ag+] = 1 M, at
1. 1 answer
2. asked by Sarah H
3. 988 views
On July 15, A, owner of a hardwares store, sends a letter to B offering to sell his store, business inventory and good will for
1. 2 answers
2. asked by May
3. 977 views
Why doesn't a neon sign finally run out of excited atoms and produce dimmer and dimmer light?
1. 1 answer
2. asked by Leigh
3. 975 views
what are the verb forms of impartial, ponderous, and pretentious
1. 1 answer
2. asked by chris
3. 968 views
Since every object has some temperature, every object rediates energy. Why then, can't we see objects in the dark?
1. 1 answer
2. asked by Ella
3. 936 views
Is this your mother?Yes, It is. In the short dialogue. "This your" is pronounced as a linking sound just like one word. Look at
1. 1 answer
2. asked by John
3. 918 views
Ultraviolet light causes sunburns, whereas visible light, even of greater intensity, does not. Why?
1. 1 answer
2. asked by Leigh
3. 902 views
What is the english translation for?1) esta' soleado 2)Hace frio 3)esta' nevando 4)esta lloviendo 5)esta' nublado 6)hace calor
1. 1 answer
2. asked by mitia
3. 888 views
Which stage of the typical consumer product life cycle is out of place?A. Product development. B. Introduction. C. Maturity. D.
1. 1 answer
2. asked by Jen
3. 876 views
HI! Can I please have a list of every language spoken in northern Europe? Like French, English, ... but every dialect too, so
1. 0 answers
2. asked by Jesssica
3. 840 views
Which of the following conditions MUST be true for the entropy of a pure solid to be zero?a) T must be 0 K b) The solid must be
1. 3 answers
2. asked by Sarah H
3. 759 views
Would this be 2 tailed test or a 1 tailed test?" Do dog owners have fewer doctor visits than control subjects?" I thought it was
1. 1 answer
2. asked by Tina
3. 757 views
A current is passed through two cells connected in series. The half-reactions occurring at the cathode of each cell areTcO4-(aq)
1. 3 answers
2. asked by Sarah H
3. 752 views
What is the significance of the Truman Doctrine?
1. 2 answers
2. asked by Ike
3. 737 views
Find the scalar equation of each of the following planes. State which of the planes, if any, are coincident.a) r = (-8,-1,8) +
1. 1 answer
2. asked by Anonymous
3. 710 views
Which provides the greatest increase in entropy for a mole of substance?a)Water melts at 0°C. b)Liquid water is heated from
1. 0 answers
2. asked by Sarah H
3. 704 views
Let g(x)=3x^2+14x-15. Determine if g is one to one or onto.A. g:N->N B. g:R->R If You can help me with this problem showing all
1. 0 answers
2. asked by Sara
3. 698 views
outline the development of a high-level computer network design for the Bead Bar include the network topology that you think
1. 0 answers
2. asked by ?
3. 689 views
My problem iscompute and simplify the difference quotient f(x+h)-f(x)/h h is not = 0 f(x)=7x-9 answer is 7
1. 1 answer
2. asked by Bradley
3. 660 views
A lamp fimament is made of tungsten. Why do we get a continuous spectrum rather than a tungsten line spectrum when light from an
1. 1 answer
2. asked by Leigh
3. 652 views
I cannot find an example and am confused about what to do with this problem. Can someone tell me what they want? Do they want me
1. 1 answer
2. asked by Bradley
3. 644 views
I cannot find an example and am confused about what to do with this problem. Can someone tell me what they want? Do they want me
1. 3 answers
2. asked by Bradley
3. 637 views
Who invented the lightbulb? Thanks
1. 6 answers
2. asked by McKenna
3. 629 views
Choose one of the following terrestrial resource challenges:o Loss of agricultural land o Reducing solid waste • Post your
1. 2 answers
2. asked by bernadette
3. 626 views
a theater has 850 seats,60% of which are in the orchestra. how many seats are not orchestra?
1. 3 answers
2. asked by cearia
3. 616 views
Since an absorbing gas reemits the light it absorbs, why are there dark lines in an absorption spectrum? That is why doesn't the
1. 1 answer
2. asked by Leigh
3. 606 views
Identify the amount in the following applicationIn a shipment if 1200 parts, 60 were found to be detective. What percent of the
1. 2 answers
2. asked by Sherrie
3. 604 views
This is my outline for an essay I am to write. I spent a lot of time working on it and I'm really stuck at some parts of it. The
1. 3 answers
2. asked by Anonymous
3. 598 views
What does esta' soleado mean in english?
1. 2 answers
2. asked by mitia
3. 598 views
When a certain material is illuminated with visible light, electrons jump from lower to higher energy states in atoms of the
1. 1 answer
2. asked by Leigh
3. 595 views
Information given:1) 2 X 8-bits input A and B 2) 1 X ?-bits function selector input 3) 1 X 8-bits output C 4) 1 bit overflow
1. 1 answer
2. asked by John
3. 595 views
I have an A.P human geography test tomorrow and i can not figure out what some of these words mean. can somebody please help??
1. 2 answers
2. asked by Anonymous
3. 592 views
Kristi joggfed for 3/5 of an hour, swam for 1/2 of an hour, and rode her bicycle for 3/4 of an hour. How long did she exercise?a
1. 5 answers
2. asked by Kim
3. 578 views
is the Tay-Sachs disease fatal?when/what is the life expectancy of an individual with the disorder?
1. 1 answer
2. asked by Pierre-Antione
3. 576 views
what could be the image of someone writing very bad, i mean we can give him the image of what exactly? because for sombody whose
1. 1 answer
2. asked by sanae
3. 574 views
Is the following function symmetric with respect to the y-axis, symmetric with respect to the x-axis, symmetric with respect to
1. 1 answer
2. asked by Tim
3. 572 views
Did I do this right?Find the domain and range f(x)=-4x-2 y=-4x-2 x=-4y-2 x+2/-4=-4y/-4 f(x)=x+2/-4 answer: domain (all real
1. 3 answers
2. asked by Beth
3. 568 views
B decided to give himself a combination graduation 18 Bday(will occur in 2 wks) gift and purchased a car which he could use. B
1. 2 answers
2. asked by May
3. 566 views
At 25 degrees celcius and 1.0 atm, 0.25 g of gas dissolves in 1.00 L of water. What mass of the gas dissolves in 1.00 L of water
1. 1 answer
2. asked by trista
3. 565 views
What would cause the peaks in a IR analysis to be smaller than they should be? My sample had the right peaks where they should
1. 6 answers
2. asked by ~christina~
3. 563 views
Let's learn the conjugation of the verb throw.What is the past tense of throw? It is threw. Then what is the past participle of
1. 1 answer
2. asked by John
3. 554 views
This is my conclusion to my persuasive paper please check my grammar.As one can see there are many benefits and advantages of
1. 1 answer
2. asked by Britney
3. 552 views
How do the avalanches of photons in a laser beam differ from the hordes of photons emitted by an incandescent lamp?
1. 1 answer
2. asked by Ella
3. 549 views
Can someone please help me find the hazards of trench life in WW1, and its impact on soldiers??? Thanks
1. 1 answer
2. asked by Sue
3. 544 views
Designation of clamper circuit:Input Square Wave is described as follow: V max : 20V V min : -15v Frequency : 10kHz Design a
1. 1 answer
2. asked by Shinoda
3. 540 views
summarize specialization and ownership patterns inthe newspaper and magazine industries in a 250- to 300 word reponse. Explain
1. 2 answers
2. asked by Ben
3. 536 views
How do you say "On my birthday...", is it "En mon anniversaire"?If i want to say "For dessert...", is it "Pour dessert..." or
1. 2 answers
2. asked by Janice
3. 534 views
Here's your last post:"Posted by Taylor on Thursday, March 27, 2008 at 5:58pm in response to Work and Family Life (WFL). Thank
1. 3 answers
2. asked by Ms. Sue
3. 529 views
I'm actually writing an English paper within which I mention how humans attempt to find answers to nature even when technology
1. 0 answers
2. asked by Gabriela
3. 525 views
Do the requested operation or operations.f(x)=x+10,g(x)=8x-14 Find (f o g)(x). (f o g)(x)=f(g(x) =f(8x-14) =8�ãx+10-14 answer:
1. 1 answer
2. asked by Bill
3. 522 views
I need help finding this info for a persuasive paper I have to write. Current issues being debated, student;s thesis, 3 sources,
1. 3 answers
2. asked by Dawn
3. 521 views
Sorry but I have just a few more Q'sfrom what you said And something that I saw today.Actually I was talking about specific
1. 2 answers
2. asked by ~christina~
3. 520 views
There are 42 accounting classes with 31 students in each class. Estimate the total number of students in the accounting classes.
1. 4 answers
2. asked by Sonya
3. 520 views
I am to find the "characteristics" of the the strengths and weaknesses of the Consumer Price Index. What does the question mean
1. 0 answers
2. asked by Marinda
3. 518 views
a nonrenewable resource that you think will have the most significant impact to our lives if it is depleted
1. 3 answers
2. asked by tonya
3. 514 views
Determine if the function is even, odd or neither.f(x)=2x^5+2x^3 f^-1x=2(-x)^5+2(-x)^3 f^-1x=-2x^5+-2x^3 f^-1x=-2x^5-2x^3
1. 1 answer
2. asked by John
3. 514 views
This is another message from my previous question.Would the second pair of shoes be $120? Then, you would add those together and
1. 1 answer
2. asked by Kaylee
3. 513 views
Is there a difference in physical state between H2O existing as water vapor and H2O existing in a cloud?
1. 1 answer
2. asked by kacey
3. 512 views
Can I please have a page on PrA, PrN, OCN, and OCA, where you would find them all in a sentence, and like, what they are.
1. 1 answer
2. asked by Jesse Sue
3. 494 views
is the character of stevens in ishi guru's novel the remains of the day skeptic, ambivalent and uncertain about going on a
1. 1 answer
2. asked by nada
3. 491 views
When was the most recent work stoppage in major league baseball?
1. 1 answer
2. asked by confused
3. 484 views
Give the domain and range.y=(x+)^2-7 answer: y=(x+4)(x=4)-7 y=(x^2+8x+16)-7 y=x^2+8x+9 The domain and range equal all real
1. 1 answer
2. asked by Joey
3. 476 views
how criminal justice professionals can best communicate with person's with hearing impairments, gang members, and the elderly
1. 5 answers
2. asked by Tom
3. 468 views
How could you tell if a compound consistd of ions if it does not dissolve in water?
1. 1 answer
2. asked by ss
3. 463 views
Does this relation define a function?y^2=3x My answer: 3x=y^2|0|3|12|27 y |0|1| 2| 3 y^2=3x is a function because the
1. 1 answer
2. asked by Sara
3. 462 views
Flor is putting a fence around a field. The field is rectangular and measures 9.84 yards (yd)long and 18.39 yd wide. How much
1. 1 answer
2. asked by Sherrie
3. 461 views
Can someone tell me what I am doing wrong? Do I need to graph this to get the right answers?Problem: Find the requested value.
1. 4 answers
2. asked by Lori
3. 458 views
sorry but another question. where is agricultures various hearths and how did it originate? how did they evolve from their first
1. 3 answers
2. asked by Anonymous
3. 457 views
Air masses are developing over the following geographic regions. Classify the air masses as cT, mP, mT, or cP.a.) Gulf of Mexico
1. 0 answers
2. asked by kacey
3. 456 views
I need help to find the anwers for this question. what feminist perspectives and issues of particular importance to women do you
1. 1 answer
2. asked by Christopher
3. 449 views
Does this relation define a function?{(-8,2), (-8,8), (-1,8), (5,6), (8,7)} my answer is: No. (-8,2) and (-8,*) the first
1. 1 answer
2. asked by Sara
3. 448 views
Consider the following reaction, A <===> B in a 1.00L container. At 1.77°C, the molar concentrations of A and B, respectively,
1. 0 answers
2. asked by Sarah H
3. 447 views
Identify the amount in the following applicationIn a shipment if 1200 parts, 60 were found to be detective. What percent of the
1. 2 answers
2. asked by Kim
3. 446 views
n = 6 and E° = 0.011v for a redox reaction with Q = 7.03 x 10-1. Calculate E. Assume T = 298.15K.So I did E=E°-(RT/nF)lnQ
1. 1 answer
2. asked by Sarah H
3. 443 views
give indicated composite for pair of functions(g o f)(x):f(x)=x-3/6, g(x)=6x+3 g(f(x)) g(x-3/6) =6*x-3+3/6 would my answer be:
1. 1 answer
2. asked by Larry
3. 442 views

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