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September 16, 2014

Search: bobpursley

Number of results: 576

Science-bobpursley
Thanks for helping me with al those parts bobpursley. If you have time, can you also check my questions please. Thank you very, very much in return. My post is on the second page.
April 6, 2010 by Sara

physics-bobpursley/drwls please check
bobpursley/ drwls please help me with my post on Sunday, April 15 at 10:16pm and 10:19pm. Thanks!
April 16, 2007 by Mary

Math CONTINUATION OF QUESTION FROM bobpursley
Thank you for answering the question before bobpursley, I understand how you did the deriv of inside, outside, but how do I now do the second derivative since you have the extra -18x^2 in the numerator?? Thank you very much! (I suppose I have to brush up on my derivatives) ...
March 10, 2011 by KIKSY

algebra 2
How is this problem done? IF f(x)=2x^2-8x-3 FIND f(-2) algebra 2 - bobpursley, Saturday, January 16, 2010 at 1:42pm Put in for x the value -2, and compute f(-2) algebra 2 - hellogoodbie, Saturday, January 16, 2010 at 1:47pm so is the answer f=21/2? if that is right, thank you ...
January 16, 2010 by hellogoodbie

algebra 2
How is this problem done? IF f(x)=2x^2-8x-3 FIND f(-2) algebra 2 - bobpursley, Saturday, January 16, 2010 at 1:42pm Put in for x the value -2, and compute f(-2) algebra 2 - hellogoodbie, Saturday, January 16, 2010 at 1:47pm so is the answer f=21/2? if that is right, thank you ...
January 16, 2010 by hellogoodbie

Reiny or Damon or Bobpursley
Express the series 11 + 18 + 27 +...+ 171 using sigma notation. Usually you would take 27-18 and thats the step between numbers, right? (I think its the k-value?) But 27-18=9 and 18-11=7. Are we stepping by k+2 here? Like k, k+2 k+4, k+6...? Please help me. I'm not confident ...
April 27, 2012 by Tabby

acceleration estimate(bobpursley)
Well, bobpursley explained this to me. I didn't understand this well. Since there was an error in the data, I am posting it again t(sec) v(ft/sec) 1 12.2 1.5 13 2 13.4 2.5 13.7 velocity of an object moving along a line at various times. How do I estimate the object's ...
December 11, 2006 by Jen

Physics
A vertical spring with a spring constant of 450 N/m is mounted on the floor. From directly above the spring, which is unstrained, a 0.30 kg block is dropped from rest. It collides with and sticks to the spring, which is compressed by 3.0 cm in bringing the block to a momentary...
April 6, 2007 by Mary

Chemistry!! - bobpursley please
Calculate the maximum wavelength of light capable of removing an electron for a hydrogen atom from the energy state characterized by the following when n=4 =__________nm Responses Chemistry!! - bobpursley, Wednesday, October 22, 2008 at 4:05am So the two energy states are n=4 ...
October 22, 2008 by Giznelbell

algebra 2
Posted by hellogoodbie on Saturday, January 16, 2010 at 3:24pm. Posted by hellogoodbie on Saturday, January 16, 2010 at 2:59pm. How is this problem done? IF f(x)=2x^2-8x-3 FIND f(-2) algebra 2 - bobpursley, Saturday, January 16, 2010 at 1:42pm Put in for x the value -2, and ...
January 16, 2010 by hellogoodbie

physics repost bobpursley
The energy given off by 300 grams of an alloy as it cools through 50C raises the temperature of 300 grams of water from 30C to 40C. The specific heat of the alloy (in cal/g C ) is: i know Q=CpM(delta T) but what is what? Responses * physics - bobpursley, Monday, June 22, ...
June 22, 2009 by jane

eth
how do you think slavery influenced the evolution of both black and white america today? is there any websites that might help me with this question? As I was starting to answer your question, I had a conversation with BobPursley. He has summed this answer up better than I ...
September 12, 2006 by jenny

Physics, still don't get it!
I'm sorry bobpursley I don't understand your response, please clarify. When an object of mass m1 is hung on a vertical spring and set into vertical simple harmonic motion, its frequency is 12 Hz. When another object of mass m2 is hung on the spring along with m1, the frequency...
April 6, 2007 by Mary

bobpursley
thank you. :)
January 1, 2007 by jasmine20

TO BOBPURSLEY
CAN YOU HELP ME IN ETHNICS
November 2, 2006 by MINEMINE

Math
Thank you Bobpursley
September 10, 2009 by Sam

physics
thank you bobpursley
September 21, 2010 by john

to bobpursley
thank you so much!
April 18, 2012 by Celest

Chem- bobpursley
What mass of protons would be required to just neutralize the charge of 1.5 g of electrons? my teacher said .0015kg times 1e-/.00091e-27kg times 1pt/1e- times 1.67262e-27 over 1 p chem - bobpursley, Tuesday, September 21, 2010 at 6:48pm That is what I would do also. But I ...
September 21, 2010 by Sara

chemistry-mostly for bobpursley- I have a question
ok i made a post with this question earlier: A carbon nucleus has six protons and six neutrons. How many electrons would it take to equal the mass of a carbon nucleus? u responded with this formula: 6*massproton+6*masscarbon=n*masselectron look up the three masses, solve for n...
September 20, 2010 by Sarah

bobpursley
Thank You very much.
March 28, 2008 by Ella

TO BOBPURSLEY
I have responded
September 13, 2009 by AP Physics B

Honors Chem B
Thank you bobpursley!
September 1, 2011 by Deahna

to bobpursley
is this the correct answer: 2m^-8n^-2/9m^2n^-6??
September 8, 2013 by Sophie

algebra 2
Posted by hellogoodbie on Saturday, January 16, 2010 at 2:59pm. How is this problem done? IF f(x)=2x^2-8x-3 FIND f(-2) algebra 2 - bobpursley, Saturday, January 16, 2010 at 1:42pm Put in for x the value -2, and compute f(-2) algebra 2 - hellogoodbie, Saturday, January 16, 2010...
January 16, 2010 by hellogoodbie

bobpursley
I revised my answers below. Thank you
April 6, 2008 by Jon

english
bobpursley, but can you give me an example
February 21, 2010 by Ruth

bobpursley
Can you please answer my last post? Thanks -MC
March 20, 2010 by mysterychicken

child care
thanks bobpursley ok 6 is not b so i think is a? and 20 if its 25-30% its b?
December 13, 2010 by tiffany

Mr. bobpursley
Thank you for your time and frankness. I agree with you.
September 4, 2011 by Ben

BOBPURSLEY LOOK AT MY OTHER ?I REPLIED
yeah
January 28, 2007 by margie

Thanks BobPursley!
Thank you so much for all of your help! I understand now!!! : )
February 1, 2007 by Milford

science (bobpursley)
what about flooding? is that one.
October 10, 2008 by scooby91320002

Physics
bobpursley can you show the equasions you are using
January 8, 2012 by Rick

Algebra 2 ..........BOBPURSLEY
SO IF Y=0 what would x be on the graph. Please.. i do not get this...
January 26, 2013 by Anonymous

msg bobpursley
thanks for your help on the newspaper question.it was a really big help
October 11, 2008 by nathan

bobpursley
ok and for this other question could you check my work please! h t t p : / /i 3 4 . t i n y p i c . c o m / s 2 z h m v . j p g
October 15, 2008 by Claudia

Bobpursley plz help
Can you please check my answers 3. Tx=2x+1,XW=x+7;TW Tx+XW=TW 2x+1+x+7+TW 3x+1+7=TW Answer: 3x+8+TW 4. WX=X+5,TW=4x+5;TX WX+TW=TX x+5+4x+5=TX 5x+5+5=TX 5x+10=TX
August 24, 2009 by Chrissy

Earht Science
To bobpursley, the half life is 40.(potassium 40)
May 9, 2012 by Christine

to: bobpursley
please help me with the last question, are the others all correct?
September 8, 2013 by Sophie

Art. bobpursley
Thanks Bob, your answer made sense. x Nao x
September 7, 2006 by Anonymous

Please bobpursley help.algebra 2
This is a critical question.. Why does y=3 represent a function and x=3 does not
August 27, 2007 by logan

for bobpursley please check
ok So The American Association of Labor legislation did what then n
January 20, 2008 by Michalea

blood ex.
Can you be more specific, bobpursley? I researched hydrogenase and Im not sure what to do...
November 17, 2008 by VICTOR

BobPursley
h t t p : / / w w w . j i s k h a . c o m / d i s p l a y . c g i ? i d = 1 2 7 9 9 0 5 6 1 4 well it's on this page just CTRL+F Kate you can post here if you want thanks!
July 23, 2010 by Kate

Physics Help me Someone plz
If a galaxy is traveling away from us at 2.0% of the speed of light, roughly how far away is it? t= light years I got 2.4x10^8 light years but its wrong please help me out...thank you Physics Plz help me - Anon, Monday, May 6, 2013 at 9:17pm 5.98x10^6 Thatz still wrong Physics...
May 7, 2013 by Leila

Bobpursley+Chemistry
Hey Can you take a look at my previous post that you replied on.
January 14, 2009 by Chopsticks

bobpursley
like what are the steps to getting into a hospital is what prehospital means
April 1, 2010 by jerson

Algebra(repost of one question)
Bobpursley: 89. Solve for x in the equation: (6/7)x - 6 = -2 I got x=28/3
May 1, 2010 by y912f

BOBPURSLEY PLZ FINISH HELPIN ME W/MY OTHER PROBLEM
BASICALLY WHAT THE TITLE SAYS!
November 6, 2006 by SANDRO!

bobpursley
ok heres my work for one of the questions. sorry is taking long to upload them. h t t p : / / i 3 7 . t i n y p i c . c o m / 2 n k 4 9 7 c . j p g
October 15, 2008 by Claudia

bobpursley
2 3/5 = 6c 13/5= 6 You said to divide both sides by six can you show me an example please? Thanks!
January 12, 2009 by Payge

come back bobpursley
i'm hoping you have my answer - i'm still working on it though
March 15, 2009 by jesse

algebra
For this problem a/a-1- a-1/a=4 . Is the answer a=1 1/2. I solved it by multiplying a(a-1) both side as suggested by bobpursley. thanks
August 30, 2009 by Brian

chemistry
Sorry bobpursley for the multi post< i kept posting it wrong. thanks for yur help
October 6, 2009 by Tierney

Science (bobpursley)
Why is an extra day added to February every four years?
May 14, 2013 by Anonymous

Physics-bobpursley please check
This is the question I posted about two hours ago and I worked it out two ways-could you scroll down and check it, please?If I have a roller coaster, and hill 1 height is 50cm and hill height 2 is 25 cm and the PE is .9 as it approaches the top of hill 2, how do I calculate ...
November 4, 2010 by Joey

Question For Bobpursley!
Can you give me some examples for how to solve quadratic equations? It would really help!
April 1, 2009 by Cody

bobpursley
Can you please answer my post? I haven't been getting mine answered lately... Thanks -MC
March 23, 2010 by mysterychicken

Caclulus, bobpursley HELP!
Sorry for bothering you on this one question but I just replied to my original problem if you could help me with that.
September 21, 2010 by Leanna

algebra
This is a response to bobpursley's answer of Pr(0) = .3; Pr(1) = 7*.3; Pr(2) = 7*.7. Can you show me how you arrived at the above answers? Also, what does * mean? Thanks.
January 2, 2011 by bree

Geometric Series (bobpursley)
Could you please check my same post again, I had another question.
September 19, 2011 by Anonymous

to bobpursley
if i was going on the same web you gave me and i wanted to study there,but if its a different book, what do i type in?
May 3, 2012 by Celest

PHYSICS, still cant get it
A man (weighing 915 N) stands on a long railroad flatcar (weighing 2805 N) as it rolls at 18.0 m/s in the positive direction of an x axis, with negligible friction. Then the man runs along the flatcar in the negative x direction at 40.00 m/s relative to the flatcar. What is ...
February 27, 2007 by COFFEE

physics- response to bobpursley
which is false? Consider the following processes: I. Energy flows as heat from a hot object to a colder object II. Work is done on a system and an equivalent amount of energy is rejected as heat by the system III. Energy is absorbed as heat by a system and an equivalent amount...
June 24, 2009 by matt

to bobpursley
In my heads/tails question- why isn't it 1/6? I flip a coin three times, aren't there only 6 possible outcomes?
December 1, 2009 by Brian

To: bobpursley
Can you please check my other science posts as well. They are still on the 1st page, thank you very much:-)
April 8, 2010 by Sara

physic please check answers test tommoro
bobpursley did i do the math problem right if not could u do it for me .thanke
June 4, 2012 by lisa

Math+ confused?!
I had to solve for this: 1) choose 4 people from a class of 12 My answer: n=12 r=4 12C4 = 495 2) chosse 8 people from a class of 12 my answer: n=12 r=8 12C8 = 495 why is it that they both eqaul 495? maybe I am doing it wrong but I am confused why do they both equal 495? They ...
May 15, 2007 by Math

physics Again
bobpursley can you please check my reply to your post about my question? I am not sure if I did my equation correctly. Thanks
September 12, 2007 by Haley

bobpursley!
Sorry again but I have two questions. Is this right? 1/5 m= 22 final answer m= 11/55. Seconde how would I do 2/3c = 5.9 Thank you so much!
January 12, 2009 by Payge

math
bobpursley, I am confused to the equations that you have just posted. However, this is what I figured out but I'm not if it's correct. ((25+R)-B)+3N=435
October 1, 2009 by abby

bobpursley
write the equation of the ellipse with foci at (0, -sqrt3) and (0, sqrt 3) and for which 2a=4 i've done this befoe, but with squareroots as endpoints. and if 2a=4, a=2, right? Please help me.
April 20, 2012 by Tabby

to bobpursley
I don't understand any of the information you gave me to solve the problem. Ok, write the two equations ( I did one). Now graph them. Where do they cross?
December 10, 2006 by Joeis

bobpursly
Ok so I am still coming up with problems is it possible for bobpursley to answer this: why does Centripetal force increase with frequency, and same with radius? Thanks for the help
October 2, 2007 by Amandamac

bobpursley -science
sorry my question is explain simply why aluminium is cheaper than gold with reference with the reactivity series. thanks again for your help
September 27, 2010 by Helena****

physics
Bobpursley; you helped me with my question and I am a little stuck how would I find distance if I dont know time and vice versa?
October 6, 2011 by Anonymous

SAT score
bobpursley you were right. i had gotten my scores by email in exactly 21 days, but i hadn't checked it. i got a 1570
November 3, 2009 by y912f

Science (bobpursley)
Does mass increase or decrease when the distance stays the same and the force of gravity between two objects decreases?
May 15, 2013 by Anonymous

Physics- drwls please check
Good morning. This is a repost. The system is telling me my calculations is incorrect. I thought a fresh pair of eyes would help. Suppose a monatomic ideal gas is contained within a vertical cylinder that is fitted with a movable piston. The piston is frictionless and has a ...
April 19, 2007 by Mary

chem -repost for bobpursley
i don't know how to solve this. looked through all my notes but i'm not sure what kind of formula i am to use or if i even need one! please help me to understand the theory behind this: "calculate the work need to make room for the products in the combustion of S8(s) to SO2(g...
April 17, 2011 by please, help me

Physics - Repost
I am reposting the this question. Find the current in the 10.0 ohm resistor in the drawing (V1 = 21.0 V and R1 = 27.0 ohms). The drawing is in the shape of a rectangle that has one straight line down the center. On the left top line is R1; on the right top line is 5.0 ohm; on ...
September 11, 2007 by Jim

DEATH OF a salesman!
Why is it significant that Bernard is married with two children? His statistical avarageness Thanks! Doesn't it provide a foil to Biff? yep! bobpursley you are right!
November 1, 2006 by Willy!

ms.sue , religion
thanks to you and bobpursley so am i doing better than last time. i'm really trying here. Yes. You're doing great! I think you're beginning to understand Eastern religions! Fantastic! :-)
January 17, 2007 by kailin

Chem?
hi, i posted a question below under the same name and no one has answered it yet (i think bobpursley might have left) any help?
December 14, 2008 by Chris

physics
A car weighing 9800 N travels at 30 m/s. What braking force (to the nearest whole number) brings it to rest in 100 m???? THNX BOBPURSLeY
November 9, 2009 by JUan

algebra
determine the x-intercepts for the function y=2x^2+5x-3 Factor this: 0=2x^2+5x-3 That gives the roots. i agree with bobpursley's statement as long as the numbers 2 5 and 3 are not squared or 2! 5! 3! then it would change the problem
January 19, 2007 by Shay

Marth
Please email me if you are interested in being a "regular" volunteer tutor. Bobpursley@gmail.com Your responses are very excellent, and helpful. Thanks for all you do.
July 5, 2009 by bobpursley

Physics repost please check
Good morning. This is a repost. The system is telling me my calculations is incorrect. I thought a fresh pair of eyes would help. Please tell me what I am doing wrong. Suppose a monatomic ideal gas is contained within a vertical cylinder that is fitted with a movable piston. ...
April 20, 2007 by Mary

Maths
bobpursley have I got the answer right to this sequence question 3n - 1 answer 2,5,8,11,14,
September 27, 2007 by Robert

bobpursley
thankyou for your help would it be ok if i post my finished essay for you to read over. thankyou
October 16, 2009 by daisie

BOBPURSLEY PLZ HELP WITH ? BELOW!!!
!! Look below for your answers. Dr.Phil does y equal 4
November 2, 2006 by Margie

BobPursley/journaling
What is daily journaling? (e.g. about the reading one has done for that day, or just thoughts) Thanks.
August 13, 2008 by jules

Calculus, bobpursley!
This has to do with my last Calculus problem. I need help on it..The part I replied to after you answered the question.
September 21, 2010 by Leanna

5th Grade math
To: bobpursley - how do you teach a 5th grader how to figure out the answer?
August 31, 2012 by Sky

visual
do you have an e-mail account bobpursley, so that i can e-mail you a picture of my art? It's a good idea. I'll send it to you.
November 8, 2009 by Anonymous

Chemistry--bobpursley
37. Write a balanced equation for this: Magnesium + Chlorine ---> Magnesium Chloride Is it Mg + C12 ---> MgC12 ? Thanks -MC
October 26, 2010 by mysterychicken

For Bobpursley Chemistry
I already asked Drbob222 for a substance that i cantake to school wich contains an aromatic compund, I'm not suppose to buy because it must be at home. please help me:0
January 31, 2007 by Iveth

bobpursley
ok thiis is my work for the next question. im i right? im not sure on the question where it asks: what is its acceleration? wouldnt it be 9.8m/s^2??? or im i wrong? h t t p : / / i 3 6 . t i n y p i c . c o m / 2 1 o u i y w . j p g
October 15, 2008 by Claudia

For bobpursley
I will email as soon as I can. My email is not working at this moment and I don't know why. My son-in-law is looking into it right now.
February 12, 2011 by helper

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