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Questions and answers by amy

Questions (540)

Radio waves of frequency 30 kHz are received at a location 1500 km from a transmitter. The radio receptiontemporarily
1. 3 answers
2. 878 views
How many moles of NAOCl are there in 3mL of bleach solution. The density of the solution is 1.005g bleach soln/mL and it is
1. 1 answer
2. 1,052 views
I've gotten confunsed. Please help.Solve: 2y-a = a + 3b ____ ______, for y 3 4 Please show how to solve this. If you mean (2y
1. 1 answer
2. 656 views
Do you believe that it is easier to make an invalid claim than it is to make an unsound one? Why?Please re-post, telling us what
1. 1 answer
2. 372 views
I was just wondering if you could give me some tips to help eliminate invalid and unsound claims in writing.Honestly, sometimes
1. 1 answer
2. 1,147 views
What processes in the transparency release carbon dioxide into the atmosphere?Please check your question. It makes no sense.
1. 1 answer
2. 919 views
can you please show me a picture on the back of a postcard? thanks.http://www.postcardsfrom.com/ There are some examples here.
1. 1 answer
2. 386 views
need help unscrambling a word or wordstarluna what is it HELP ME UNSCRAMBLE THESE LETTERS TO MAKE A WORD THAT PERTAINS TO SPACE
1. 157 answers
2. 4,053 views
I'm hoping I did thesse right.Solve each quadratic equation. (I don't know how to do symbols on here so i'll write it out in
1. 1 answer
2. 604 views
Find the equation of the line with the given information.I know how to do this when given (x1,y1) & (x2,y2) but the given
1. 2 answers
2. 542 views
All the instructions say is: ApplicationsThe United States is China's largest export market. Imports from China grew about 82
1. 1 answer
2. 440 views
implicit differentation1.y^3=4(x^2+y^2) 2.y^2-3x+2y=0 help please You consider y to be a function of x, but you don't
1. 1 answer
2. 455 views
what is at the bottom of sparta's social group?http://www.pbs.org/empires/thegreeks/educational/lesson1.html Scroll down to
1. 1 answer
2. 639 views
what kind of force field surrounds a stationary electric charge? What additional field surrounds it when it moves?"what kind of
1. 3 answers
2. 1,564 views
i'm researching stonehenge for my 8th grade gifted class. where can i find a website that will show me how to build a replica of
1. 1 answer
2. 518 views
what is the verb in the sentence 'the girl is very pretty'.Is it 'is'? Yes.
1. 1 answer
2. 507 views
HII Like you to help me with my research on Attraction and repulsion of electrical charges If you would give me any links or
1. 1 answer
2. 544 views
explain why a person will die if their heart stops beating for a few minutesPeople die when their heart stops beating because it
1. 1 answer
2. 794 views
the question is, if concentrations do not change why is the equilibrium state considered dynamic? First of all I don't
1. 1 answer
2. 431 views
I understand that the pH at the half equivalence point gives is the pKa value but could someone explain why this point is the
1. 1 answer
2. 486 views
find dy/dxy=ln (secx + tanx) Let u= secx + tan x dy/dx= 1/u * du/dx now, put the derivative of d secx/dx + dtanx/dx in. You may
1. 3 answers
2. 1,464 views
what is the slope of-6,3 -2,-9help -6,3 -2,-9 I take these are coordinates. Gradient of a line is given by: (y2-y1)/(x2-x1) so
1. 1 answer
2. 440 views
I need help setting up a problem to calculate pH during the titration of 20.00ml Of 0.1000M (CH3CH2)3N (Kb= 5.2 x 10-4) with
1. 1 answer
2. 983 views
in analyzing household bleach. I have a flask that contains 10.00 mL diluted bleach + 0.4g KI + 20 mL distilled water and 20
1. 1 answer
2. 712 views
voltaic cells in non-standard conditions, how does concentration of solm's effect the value of Ecell. I understand that as
1. 1 answer
2. 436 views
for the point with cartesioan coordiantes (5,-2) find polar coordinated such that r>0. express it in radians. so far i got the
1. 1 answer
2. 413 views
I need help splitting this reaction into 1/2 reactions3I2(s) + 2MnO2(s)+8 OH-(aq)<-> 6I-(aq) + 2MnO4-(aq) + 4H2O(l) Can you
1. 1 answer
2. 803 views
One more problem with 1/2 reactionsPb(s) + PbO2(s) + 2H2SO4(aq)->2PbSO4(aq)+2H2O(l). How do you split them up with two Pb solids
1. 1 answer
2. 1,075 views
I need help determining a concentration. A voltaic cell has a Hg/Hg2^2+ electrode and a Sn/Sn^2+ electrode (Enaught cell =
1. 1 answer
2. 692 views
I am still not understanding how to calculate n in Ecell=Enaughtcell-(.0592/n)logQ.Example: Au/Au^3+ and Cu/Cu^2+ If I am
1. 1 answer
2. 465 views
So I was given this question that I havetried to solve multiple times but I just can't get it. Here it is[it's a long one!]Nitro
1. 1 answer
2. 439 views
f(x)=x^2/4+x^3find the power series representation...so far i found ...Óx^2n+2/4^n...is dat correct?...nd then it is asking to
1. 1 answer
2. 452 views
Who is the inventor of the FOIL method?some one answer me!! The history of mathematics in India is ancient. The Hindu Vedic
1. 1 answer
2. 878 views
What are the Ethics and morality of christianity?
1. 4 answers
2. 551 views
in what state can you find an inland location that is lower than sea level? what is the name of the location?
1. 3 answers
2. 399 views
In cleaning out the artery of a patient, a doctor increases the radius of the opening by a factor of two. By what factor does
1. 3 answers
2. 853 views
The average speed of a nitrogen molecule in air is proportional to the square root of the temperature in kelvins. If the average
1. 1 answer
2. 991 views
during an average lifetime a woman loses 40 pounds of skin. Life expectancy for a woman is 79.2 years. How many pounds of dead
1. 2 answers
2. 849 views
how do you add ph values of neutrals and bases in chemistry?
1. 1 answer
2. 291 views
In social studies we are doing the thirteen colonies I need to know more about the first newspapers I need websites with some
1. 2 answers
2. 572 views
please this is the last problem i have to do and i just can't get it thanks for anyhelpWhich of the ordered pairs is a solution
1. 1 answer
2. 338 views
can someone check my answerGraph by first solving for y. x + 2y = 8 x-x+2y=8-x 2y=8-x 2y/2=8/2-x y=4-x y=4-x/2 y=4-1/2x
1. 4 answers
2. 307 views
I can't figure this out at allDetermine which two equations represent parallel lines. y=-4x+1,y=4x+1,y=1/4x+1,y=-4x+5
1. 4 answers
2. 589 views
can someone check and see if i did this rightx+2y=8 x-x+2y=8-x 2y=8-x 2y/2=8/2-x y=4-x y=4-x/2 y=4-1/2x
1. 4 answers
2. 301 views
Why might function notation be important? Explore the reasons for function notation and where can i find research about this
1. 3 answers
2. 447 views
can someone check my answers if f(x)=4x-3 find f(-1) f(-1)=4*(-1)-3=-4-3= -7
1. 4 answers
2. 299 views
The length of a rectangle is 2 inches more than twice its width. If the perimeter of the rectangle is 34 inches, find the
1. 4 answers
2. 2,847 views
A small firm produces AM and AM/FM car radios. The AM radios take 15 hours to produce, and the AM/FM radios take 20 hours. The
1. 4 answers
2. 523 views
Solve this system 5x-2y=-5,y-5x=3 by substitution
1. 1 answer
2. 384 views
Adult tickets for a play cost $13 and child tickets cost $10. If there were 22 people at a performance and the theater collected
1. 4 answers
2. 1,692 views
Solve the system by addition or substitution.3x + 6y = 0 , x=2/3
1. 1 answer
2. 467 views
evaluate the following expression if x = –4.28, and y = –4.68. Round your answer to the nearest tenth.x – 5y
1. 4 answers
2. 525 views
Find the slope and y-intercept.-2x + 3y = 21
1. 5 answers
2. 601 views
I need help. I am writing s paper and we have to have a word citing page. How do you type it out for the websites and then in
1. 3 answers
2. 553 views
what are the defonitions of these words;sampler,stithesier,vocoder and microphone?
1. 3 answers
2. 313 views
If a Manatee and a Californian Sea lion's Brain are roughly the same size whihc mammel will have a cerebal cortex with a larger
1. 1 answer
2. 382 views
Choose the correct integrated rate law for each reaction order.?Choose the correct integrated rate law for each reaction order.
1. 3 answers
2. 483 views
summarize part a ( the data i showed you) in a data table containing heading: anode, cathode, overall cell reaction, and cell
1. 6 answers
2. 2,333 views
For x including [–15, 13] the function f is defined by f(x)=x^7(x+4)^6?For x including [–15, 13] the function f is defined
1. 1 answer
2. 487 views
Consider the function f(x)=2x+9x^–1.?For this function there are four important intervals: (-inf,–A], [A,B),(B,C), and
1. 4 answers
2. 1,358 views
what is nominal value,face value, market alue,rate of dividend,annual dividend,rate of income, percentage yield, Demat, bullish,
1. 1 answer
2. 384 views
WHA TIS THE DIFFERNCE BETWEEN SALES TAX AND SERVICE TAX?
1. 2 answers
2. 527 views
express in simplest form:2x 4 12 2-x ---- / ---- + ------ X ------- x^2-4 x^2-4x+4 x^2-4 3
1. 1 answer
2. 376 views
2x 4 12 2-x---- / ----- + ---- X ------- x^2-4 x^2-4x+4 x^2-4 3 express in simplest form !
1. 1 answer
2. 377 views
2x 4 12 (2-x)--- / ---- + ---- X --- (x^2-4) (x^2-4x+4) (x^2-4) 3
1. 6 answers
2. 337 views
How does Abu Ghraib exemplify twain's vision of the future? - America's Original Superstars (article)
1. 1 answer
2. 338 views
in obama's speech at the democratic convention when he compared himself to other democrates like kennedy and rosevelt was he
1. 3 answers
2. 409 views
how does Bacteria get rid of waste?
1. 1 answer
2. 628 views
Write a 200- to 300-word response explaining how that physiological process differsamong the following organisms: o Bacteria o
1. 7 answers
2. 1,138 views
what is intrinsic andextrinsic motivation ?
1. 2 answers
2. 622 views
i need to write a metaphor poem about the moon. thsnks
1. 4 answers
2. 545 views
i need to write a metaphor poem about the moon i need to write 6 lines.thankyou!
1. 3 answers
2. 696 views
What does it mean to have a sentence in "present perfect tense"?
1. 1 answer
2. 386 views
In his plays, Sophocles depicts men and women as they ought to be rather than what they truly are. How is this true in the case
1. 3 answers
2. 483 views
Hi I am doing a report on manas natianal park. and how it got on the world heritage site. but i cant find anything on iti have
1. 5 answers
2. 487 views
hi all i was just wonrdering if someone read put of my paper and tell me how it sounds. thanks alotamy Manas National Park is a
1. 3 answers
2. 586 views
I am working on a problem that was posted January 20. Can someone help? I posted an answer to the problem requesting help.
1. 10 answers
2. 878 views
I am in an applied stat class and I need help making a predictive line in excel or by hand, I am not sure how to get it to come
1. 1 answer
2. 447 views
what is the fbi crime index? Can you tell me where i can find imformation on natural crime and legal legal crime.thank you so
1. 2 answers
2. 559 views
what is a mass structure?
1. 1 answer
2. 328 views
CAN SOMEONE TELL ME HOW MATERIAL AND CONVERSION IS BROKEN UP IN THIS PROBLEM thanks so muchPROBLEM 1 Estrella Company, a company
1. 1 answer
2. 502 views
a study of the causes of america revolution of 1776,the french revolution of 1789,and the russian revolution of 1917 bbest
1. 3 answers
2. 431 views
Many composers of the Impressionist era wrote harmonies consisting of chords that moved in _______ motion.
1. 1 answer
2. 442 views
Richard Wagner's major work is a four-opera cycle calledA. Carmen. B. The Barber of Seville. C. The Ring of the Nibelung. D.
1. 2 answers
2. 484 views
Hi, I am trying to do homework for my math 012 class- solving linear equations- and I need help with 9 of the problems. I would
1. 7 answers
2. 572 views
if anyone can help explain what im doing wrong, id appreciate it. thanks.4x+3=-3+2x+14 4x=3=11=2x -4x -4x 3=11+6x -11 -11 x=6
1. 3 answers
2. 383 views
not so sure about this one either.(anything typed such as 7/6 are fractions, not sure how to type it. x+7/6=2x-7/6
1. 4 answers
2. 460 views
Can anyone help explain how to do this problem. i am not sure what im doing wrong. thanks4(2n+1)=3(6n+3)+1 8n+4=18n+9+1
1. 1 answer
2. 379 views
im having trouble with this one too.6y-8=-6+3y+13 heres what ive done so far...not good. 6y-8=-6+3y+13 6y-8=7+3y -6y -6y 8=7-3y
1. 4 answers
2. 390 views
can someone please help explain how to do this problem. i have a previous posting where i tried to work the problem out, and
1. 1 answer
2. 471 views
will someone please double check my answer to this problem. the answer i get is a fraction, but not sure how to type it on here.
1. 5 answers
2. 575 views
9x+3(x-4)=10(x-5)+79x+3x-12=10x-50+7 12x-12=10x-43 subtract -12 from both sides and that leaves -12=-2x-43 add 43 to both sides
1. 1 answer
2. 381 views
4(5-w)=-w_________ 3 this is a fraction with 3 being on the bottom. do you come up with w=20? thanks
1. 2 answers
2. 801 views
An employer has a daily payroll of 1225.00 when employing some workers at 80.00 per day and others at 85.00 per day. When the
1. 3 answers
2. 462 views
An employer has a daily payroll of 1225.00 when employing some workers at 80.00 per day and others at 85.00 per day. When the
1. 4 answers
2. 471 views
4.After conquering the Kingdom of Judah, Cyrus the Great ordered the destruction of the temple in Jerusalem? False5. All
1. 2 answers
2. 924 views
will someone double check these true/false questions for me, and if you see any you believe to be wrong, let me know. thanks.1
1. 1 answer
2. 418 views
8. Confucius taught that filial piety had to do with the care and provision parents religiously gave to their children? False9.
1. 2 answers
2. 501 views
I am trying to type a paper on word. I can't figure out how to turn off this function? when i go back and add text, it deletes
1. 3 answers
2. 445 views
Will someone please explain gender stratification. I have tried to read about it online, but don't exactly understand what it
1. 4 answers
2. 538 views

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