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Questions Asked on April 11, 2007

Three point charges, q1, q2, and q3, lie along the x-axis at x=0, x=3 cm, and x=5 cm, respectively. Calculate the magnitude and
1. 3 answers
2. asked by Mischa
3. 6,088 views
Why if you dissolve cobalt chloride solution in distilled water and then pour acetone in it, the bottom part of the graduated
1. 3 answers
2. asked by Lydia
3. 3,959 views
Radio amateurs are permitted to communicate on the "10 meter band." What frequency of radio waves corresponds to a wavelengthy
1. 2 answers
2. asked by Trey
3. 3,762 views
Calculate the percent yield of iron if 950 g of Fe3O4 underwent the reaction shown in the chemical equation below and 533 g of
1. 1 answer
2. asked by Van jan
3. 3,087 views
The half-life of polonium is 139 days, but your sample will not be useful to you after 95 % of theradioactive nuclei present on
1. 1 answer
2. asked by barb
3. 2,120 views
2- The earth’s atmospheric pressure p is often modeled by assuming that the rate dp/dh at Which p changes with the altitude h
1. 1 answer
2. asked by kaela
3. 1,813 views
Consider the reactionZn(OH)2(s) + 2CN-(aq) <--> Zn(CN)2(s) + 2OH-(aq) a) Calculate K for the reaction. (Ksp Zn(CN)2= 8.0 x
1. 0 answers
2. asked by Kristina
3. 1,652 views
The sides of a triangle measure 2, 3 and 4. If the smallest side of a similar triangle measures 8, then the measure of the
1. 1 answer
2. asked by Pam
3. 1,579 views
Ok, I have two questions first:1. I'm asked to find a cartesian equation for the polar graph of this polar equation: r^2 =
1. 0 answers
2. asked by Nikki
3. 1,442 views
An electron is released above the earth's surface. A second electron directly below it exers just enough of an electric force on
1. 0 answers
2. asked by Sara
3. 1,278 views
2 Questions.1. If you wished to produce a sound with a wavelenght in air equal to the length of the room, 10m, what would be its
1. 0 answers
2. asked by Trey
3. 1,246 views
Wow, ok, that helps a LOT!! I guess you can't very easily balance an equation that can never happen! :)Thanks a lot! Just to
1. 0 answers
2. asked by Lacey
3. 1,224 views
I asked this question eariler and told it needed to be rephrased...this is how my teacher asked it:Find the top ten violations
1. 0 answers
2. asked by Cindy
3. 1,196 views
The sum of two numbers is s. If one of the numbers is n, the second number can be expressed as?I will be happy to critique your
1. 0 answers
2. asked by Pam
3. 1,141 views
Differentiatey=lnx You ought to have this memorized. y'=1/x for y= ln x dy/dx = 1/x This is the most basic and fundamental of
1. 0 answers
2. asked by quita
3. 1,140 views
2- The earth’s atmospheric pressure p is often modeled by assuming that the rate dpdhat Which p changes with the altitude
1. 0 answers
2. asked by barb
3. 1,137 views
rufus and christable share 120 tadpoles in the ratio 3:5.How many tadpoles the easy recivedo u mean how many do they each
1. 0 answers
2. asked by ryan
3. 1,135 views
differentiatey=ln(x^5-e^x) Please show the steps in solving change it to y=ln u dy/dx= dy/du * du/dx and of course, dy/du= 1/u I
1. 0 answers
2. asked by quita
3. 1,120 views
A cyclotron designed to accelerate protons of mass 1.673 x 10^-27 kg to an energy of 5.5 MeV has a diameter of 9m. The charge on
1. 0 answers
2. asked by Belle
3. 1,104 views
S'(t)= -147.78e^(-0.2t)S=7389 units when t=0 find the function that describes the number of daily sales t days after the end of
1. 0 answers
2. asked by Evan
3. 1,102 views
HelloMy question which is making me totaly confused is that my teacher has given me the test for starch slightly different to
1. 0 answers
2. asked by Blossom
3. 1,097 views
The rate of performance is given by dN/dt=1/(2sqroot(t+1)) where N is the number of unity completed t hours after beginning a
1. 0 answers
2. asked by Chris
3. 1,083 views
What is the factorization of x^2+8x+15?3*5=15, and 3+5=8.
1. 0 answers
2. asked by Aubrey
3. 1,053 views
what is tetrahydrocannabinol?http://en.wikipedia.org/wiki/Tetrahydrocannabinol thanx alot
1. 0 answers
2. asked by LYNN
3. 1,045 views
Solve this equation fo rx in the interval 0<=x<=3603sinxtanx=8 I would do it this way: sinxtanx = 8/3 sinx(sinx/cosx)=8/3
1. 0 answers
2. asked by Edward
3. 1,029 views
Hydrochloric acid can be prepared using the reaction described by the chemical equation: 2 NaCl(s) + H2SO4(l) ----> 2 HCl(g) +
1. 0 answers
2. asked by Jessica
3. 1,021 views
Using the following information, identify the strong electrolytewhose general formula is Mx(A)y * zH2O Ignore the effect of
1. 0 answers
2. asked by Gaby
3. 1,019 views
Describe the mechanisms that permit the movement of each of the following substances into the cellwater glucose oxygen protein
1. 0 answers
2. asked by Tina
3. 989 views
These problems are pretty easy, but confusing (as stated in the subject line).|2x+5|-x=10 |3x+4|-2x=11 I know there are supposed
1. 0 answers
2. asked by Emily
3. 894 views
What are the 4 nuclear forces? Out of the 4 which one is the strongest and which one is the weakest?Thanks
1. 0 answers
2. asked by Zach
3. 892 views
find the solution of the differential equation dy/dt = ky, k a constant, that satisfies the given conditions:y(0)=50, y(5)=100
1. 0 answers
2. asked by ae
3. 852 views
ummm what are some tips withh adding and subtracting fraction ? .... and what sign to you use when you have a postive and neg
1. 0 answers
2. asked by CHristian
3. 812 views
THe directions state:(A)Complete the table, (B) describe the resulting graphs by identifying the vertex point, (C)the graph’s
1. 0 answers
2. asked by jasort20
3. 781 views
This is what the directions state to do:(A) Complete the table,(B)describe the resulting graphs by identifying the vertex point,
1. 0 answers
2. asked by jasort20
3. 779 views
What are some good strenghts, and weaknesses to place on a job application. I'm feeling out a job application for papa johns
1. 0 answers
2. asked by Anonymous
3. 764 views
Many children grow up with a considerbleamount of violence in their lives protrayed in movies,video games,television,witnesing
1. 0 answers
2. asked by Nikki
3. 749 views
If 4x + y = h then x is equal to?I will be happy to critique your thinking or work.
1. 0 answers
2. asked by Pam
3. 749 views
Directions:Solve and explain the inequality using words.Tell which wa shading goes.Problem: x+3=>2x+1 and -4x<-8 -4x<-8 The
1. 0 answers
2. asked by margie
3. 719 views
how would you set this problem up using pascal's triangle?(x+y)5 (raised to the 5th power) 5th row, 6 terms.
1. 0 answers
2. asked by sara
3. 703 views
I'm doing my AMAZING (my teacher is hovering over me right now, I don't think that) project over dissolving sugar into different
1. 0 answers
2. asked by Kirby
3. 701 views
In planning for a new item, a manufacturer assumes that the number of items produced x and the cost in dollars C of producing
1. 0 answers
2. asked by Sarah
3. 691 views
1)Granite is an intrusive, felsic rock, which may be produced by partial melting or fractional crystallization. Explain how
1. 1 answer
2. asked by Adam
3. 690 views
what is a fungi that doesnt fit into the other standard groups of fungi?Since this is not my area of expertise, I searched
1. 0 answers
2. asked by preston
3. 684 views
What era was each of these physical landform regions formed?1. Innuitian Mountains 2. Arctic and Hudson Bay Lowlands 3. Western
1. 0 answers
2. asked by May
3. 679 views
Careful teacher supervision and theestablishment of rules are keys to preventing the chances of unintentional injuries during
1. 0 answers
2. asked by Thalia
3. 663 views
Which would be one of the best ways thata teacher can help a student deal with stress? A. Applying proper management techniques.
1. 0 answers
2. asked by Keisha
3. 661 views
I am looking for article talk about bird flu? also if you can tell me about the companies that tell that people who afraid from
1. 0 answers
2. asked by matt
3. 660 views
Are the commas a correctly placed?1. The term hardware refers to the computing equipment, itself. 2. The year, 1975, marked the
1. 1 answer
2. asked by Christine
3. 660 views
The riddle forum is back up:http://www.jiskha.com/net_riddle There are some truly clever riddles being posted. The following is
1. 0 answers
2. asked by Leo
3. 660 views
I have two problems that I can't figure out for my test review...1. Productivity: Because a new employee must learn an assigned
1. 0 answers
2. asked by Chris
3. 650 views
What does the title of a streetcar name desireHave you read the play? Stella: But there are things that happen, between a man
1. 0 answers
2. asked by Tim
3. 642 views
Business and finance. The following scores were recorded on a 200-point final examination:193, 185, 163, 186, 192, 135, 158,
1. 0 answers
2. asked by carmen
3. 634 views
What was Japan's feudal society around 1854? All I know is the Shoguns.You'll need to research Japan's feudal society. If you
1. 0 answers
2. asked by Kirby
3. 630 views
I need 3 examples of metaphors and personification in the Book I am Regina by Sally M. KeehnPlease tell us what you've found,
1. 0 answers
2. asked by ReJeana
3. 630 views
Express the acceleration as a multiple of the gravitational acceleration, g (9.8 m/s^2)a=15 m/s divide by g, ie 15g's =
1. 0 answers
2. asked by Katie
3. 625 views
The rate of performance is given by dN/dt=1/(2sqroot(t+1)) where N is the number of unity completed t hours after beginning a
1. 0 answers
2. asked by Evan
3. 624 views
Portfolios are a collaborative effortin that: A. children,teachers,and specialists can all choose samples to include in a
1. 0 answers
2. asked by Keisha
3. 622 views
Rome began as a settlement on the what?With regard to ALL your posts, this is a homework help board and not a homework do board.
1. 0 answers
2. asked by Quagabaga Miller
3. 615 views
Solve the following equations if 0<x<2pie (those are 'less than or equal to') answer to 2 decimal places.a) square root of 2
1. 0 answers
2. asked by T_om
3. 611 views
I need to know the occupational health and safety statistics for Thailand and South Africa. and how they compare?Thank you for
1. 0 answers
2. asked by Cindy
3. 609 views
X+8____ x2 + 11x +24 factor the denominator (x+8)(x+3) then reduce by dividing out the common fractions.
1. 0 answers
2. asked by steph
3. 607 views
if sinx=(4/5), where 0 degrees<x<90 degrees, find the value of cos (x+180)25+25+100+n=250 since x is in the first quadrant, then
1. 0 answers
2. asked by manda
3. 607 views
The star has a mass n_1 times that of the planet, which orbits this star. For a person on the planet, the average distance to
1. 1 answer
2. asked by Bobby
3. 607 views
The average time in data to process orders received by a metal fabrication company is to be estimated. A sample of20 orders is
1. 0 answers
2. asked by angel
3. 600 views
I need to know the top ten violations that most United States industries are guilty of conducting. also i need to know what are
1. 0 answers
2. asked by Cindy
3. 583 views
The star has a mass n_1 times that of the planet, which orbits this star. For a person on the planet, the average distance to
1. 0 answers
2. asked by Tifani
3. 582 views
i need ajectives (5), adverbs(5), similie (1), idiom (1), metphor (1) decribing Violet Beauregarde i reli need this i don't have
1. 0 answers
2. asked by Anonymous
3. 582 views
In American history, who died on July 4, 1876?According to this site, no noted person died on this date.
1. 2 answers
2. asked by Catherine
3. 570 views
please help me to find the median of each set of numbers 1, 4, 9, 15, 25, 36Median: the dividing point. Since there is no middle
1. 0 answers
2. asked by carmen
3. 553 views
think of a condition under which product of anytwo binomials is a bionomial. you can support your answer with the help of one of
1. 0 answers
2. asked by Liam
3. 553 views
Destribe the mechanisms that permit the movement of each of the following substances into the cellwater gluteincose oxygen pro
1. 0 answers
2. asked by Tina
3. 552 views
How can i make nine equations with the numbers 2, 7 and one other number to equal 8. The first equation should have one as the
1. 1 answer
2. asked by Alexandra
3. 549 views
S'(t)= -147.78e^(-0.2t)S=7389 units when t=0 find the function that describes the number of daily sales t days after the end of
1. 0 answers
2. asked by Evan
3. 541 views
High Rise WorksheetMr. H. Y. Perbole- Mr.Ridge, we have a serious problem. The summer heat has caused the mile-long bridge you
1. 1 answer
2. asked by sydney z.
3. 539 views
I need to find a source for my paper and it is on Sigmund Freud's panic disorder.http://www.google.com/search?source=ig&hl=en&q=
1. 0 answers
2. asked by Bobby
3. 534 views
I need some help multiplying these two sets of binomials.1. (x+5)(x+3) so I think the answer to this one is x^2+15 is this
1. 0 answers
2. asked by Aubrey
3. 529 views
"The Household sector has devoted much of this windfall gain in income towards a greater hunger for imports"When referring to a
1. 0 answers
2. asked by Julian
3. 526 views
Which best describes the US forign policy at the outset of WW1?A-isolationist B-internationalist C-indifferent D-imperialist E-
1. 0 answers
2. asked by ...
3. 520 views
Has anyone got any clues on tma 7 q3? I have posted the question regarding meiosis and Huntington disease but im still stuck.
1. 0 answers
2. asked by Hol
3. 520 views
a menu has a list of seven appetizers. your party will choose three. which of the following represents the number of possible
1. 0 answers
2. asked by dillon
3. 517 views
Please help me to find the mode of each set of numbers.41, 43, 56, 67, 69, 72There is no mode here. Mode is the most frequent
1. 0 answers
2. asked by carmen
3. 511 views
Describe the passage of a protein molecule from its origin on a prtion of the rough endoplasmic reticulum to the secretion out
1. 0 answers
2. asked by Tina
3. 510 views
what's Kp if Cl2CO was found to be 7.46% decomposed at 395'C when initial pressure is 7.60atm.Cl2CO --> <-- CO + Cl2 Initial p =
1. 0 answers
2. asked by christine
3. 496 views
how would u solve this: 2sin(x)-1=0exact step to solving would be nice thanx Add one to both sides and divinde both sides by 2.
1. 0 answers
2. asked by anna
3. 490 views
Brock and Buzz have 10 friends. Buzz has 2 fewer than Brock. How many friends does Brock have?Is the answer 8? x + (x-2) = 10
1. 0 answers
2. asked by Chris
3. 489 views
how do I find the mode of each set of numbers.9, 8, 10, 9, 9, 10, 8Mode is most common: which is the most common?
1. 0 answers
2. asked by carmen
3. 485 views
What is the union of X and Y?X. (3,5,9) Y. (5,10,15) Is the answer 5? The Union of two sets are all those elements that belong
1. 0 answers
2. asked by Chris
3. 482 views
For Mathguru_from statistic question on Tuesday April 10, 2007 follow up question- what if I wasn't given the standard deviation
1. 0 answers
2. asked by Angel
3. 465 views
if 0<a<2pie then the equation sin(a)=2 has how many solutions?what are they? Justify your answer.This makes no sense to me.
1. 0 answers
2. asked by T_om
3. 461 views
C'(x)= 60sqroot(x+1) FC= 340R'(x)=80x Finding profit or loss from production and sale of 3 units and 8 units.
1. 0 answers
2. asked by Evan
3. 447 views
how do you convert 2pie radians per min. to miles per hour?You cant, unless you have some way of relating the angle to distance.
1. 0 answers
2. asked by anna
3. 443 views
1/27+9^4x+5And what is the question or problem? what is x3-7y=21
1. 0 answers
2. asked by alicia
3. 391 views
X+8____ x2 + 11x +24 see other post.
1. 0 answers
2. asked by steph
3. 364 views
How do you solve the following problem?3(4+4x)= 12x+2 It has no solution. X can be any value, and it wont equal.
1. 0 answers
2. asked by James
3. 346 views

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