Friday

November 28, 2014

November 28, 2014

Number of results: 74,039

**reply+chemistry please**

can someone reply to my last chem post
*February 4, 2009 by Chopsticks*

**Chemistry+Reply**

Can someone reply to my previous post.
*January 15, 2009 by Chopsticks*

**drwls, or other tutors**

does my last postage seem correct for the answers that i got. The one that doesn't have a reply. See previous reply to your post.
*March 1, 2007 by jas20*

**Jiskha**

Jiskha homework help rocks. But I need someone to reply to my post: social studies!!!! -afton PLEASE REPLY!!!!!!!!!!! 10/9 - 9:21 pm
*October 9, 2006 by Anonymous*

**chemistry+reply**

can someone reply to my previous chemistry thread please?
*January 21, 2009 by Chopsticks*

**algebra**

What did the squrrel reply when the cat asked what are you eating
*February 2, 2009 by jaelan*

**Dr.Bob**

Please explain your convaluted answer? There is a finite answer. If you care to not give the finite querys answer,Don't reply
*September 25, 2010 by kary*

**English**

I am writing a letter, in the closing I wrote, If you reply by [a date].... or If you reply back by [a date].... Is the "back" necessary?
*June 24, 2008 by Bell*

**science**

hello jishka reply to me immediately wasnt that i told you i think this isnot a good website if i dont get the answer What kind of answer do you want? We are here to help you, but don't expect an immediate answer. We are not on line all of the time. Please repost with specific...
*February 3, 2007 by jeniffer*

**science**

How does substrate concentration affect enzyme activity. If you do not know the answer, please reply this question letting me know.
*November 13, 2014 by kenny*

**science**

How does substrate concentration affect enzyme activity. If you do not know the answer, please reply this question letting me know.
*November 13, 2014 by Bugi*

**Science 7R - HW Qs. Check (PLZ read!)**

What is the difference between aerobic and anaerobic organisms? My Answer: Aerobic requires oxygen, anaerobic doesn't. Is my answer to this question is correct. Please reply this post! Thank You!
*February 2, 2012 by Laruen *

**chemistry**

my ques is 2Fe2S3+3O2+6H2O-4Fe(OH)3+6S THIS REACTION WRIGHT ,WRONG PLZ JUST REPLY I AM WAIT FOR YOUR ANSWER.
*August 23, 2013 by zeba razi*

**Algebra**

89. Solve for x in the equation: 6/7x - 6 = -2 I posted this before, and this is the reply I got from someone: multiply both sides by 7 6x-42=-14 add 42 to each side 6x=28 x=14/3 But I don't get how this is done because to eliminate 6/7 shouldn't I multiply by 7/6, and not ...
*May 7, 2010 by y912f*

**math 2**

4p squared by 2 plus 8p equal zero?? HELP ME OUT PLEASE THIS THE ONLY QUESTION NEED TO BE ANSWER... SOMEBODY REPLY TO THIS FOR ME ITS QUADRATIC EQUATION... THANKS
*March 7, 2011 by shantay *

**Thank you (bobpursley)! (no reply needed)**

No reply needed.
*January 13, 2007 by EinstNewtLieb*

**8th Grade Algebra: Answer Check**

Find the length of the 3rd side of each right triangle. 1. 8^2+15^2=c^2 Answer: c=17 2. 5^2+b^2=13^2 Answer: b=12 3. 9^2+13^2=c^2 Answer: c~15.81 Simplify. Assume that all variables are nonnegative. { this means square root 4. {12 Answer: 2{3 5. 2{75 Answer: 10{3 6. -3{72 ...
*January 20, 2009 by Joy*

**8th Grade Algebra: Answer Check #2**

Add or Subtract (Radicals) { this means squared 1.3{2 + 4{2 Answer: 7{2 2. 8{3 + 3{3 Answer: 11{3 3. 7{5 - 3{5 Answer: 4{5 4. 8{2 - 5{2 Answer: 3{2 5. 6{x + 7{x Answer: 13{x 6. 9{y + 3{y Answer: 12{y Multiply 7. -3x^2(4x^2-3x-5) Answer: 12x^2 8.(3b+5)(b-3) Answer: 3b^2-4b-15 9...
*January 20, 2009 by Joy*

**Chemistry**

Please reply as soon as possible, I really need the answer urgently. How many grams of NaOH are required to completely neutralize 100ml of 1M solution of H2SO4?
*September 28, 2010 by Lost In Studies*

**Throughout your life,who has impacted your life?**

Opinions are ok but anything with identifying information will be removed. In fact, why don't you retype your question and omit the part about including name, address, et al. and we can get someone to remove your original post. ok.thanks,do you think you can reply also.?I'd ...
*February 9, 2007 by DrBob222*

**Algebra**

Can someone check my algebra answers and help me with the problems I don't understand? 1. n^2-n-20/2n^2 times n^2+5n/n^2-25 answer: n+4/2n 2. (2x-6/21)/(5x-15/12) answer: 8/35 3. 5x-3/6 - x+3/6 answer: 2x/3-1 4. 5x/26 - 2x/13 answer: 1x/26 5. 3x^2/9x^5 answer: 1/3x^3 6. (x^2+...
*June 24, 2007 by Alexandria*

**algebra**

I sent a math equation to be solved because i am comfused on what to do with the whole numbers and I got one reply that is not correct. Here it is again. Simplify. Assume no denominator is equal to zero. -10m-1y0r _______________its a fraction set up. -14m-7y-3r-4
*January 21, 2010 by trista*

** maths algebra**

HI STEVE, THANKS for your reply back it was the wrong answer the one you worked, yes a hard question, here is an example of simultaneous questions. x-2/3 + y-1/4 =13/12 (1) 2-x/2 + 3+y/3 =11/6 (2) first step is to get rid of fractions. in equation (1) the lcm of denominators ...
*November 13, 2014 by mohammad*

**algebra**

solve for the indicated variable: a. temperature formula solve for F: K=5/9(F-32)+273 b. annual interest rate solve for R: A=P+Prt im posting this the second time, but the first reply i got didn't help much :( can you show me how to do at least one of these?? thanks
*September 24, 2009 by narmin*

**Math 8R - HW Qs. Check**

Write the product of (1.7 x 10 to the 9th power) x (1.4 x 10 to the 2nd power) in scientific notation My Answer - 2.38 x 10 to the 11th power am i correct and please reply this post
*December 2, 2012 by Laruen *

**college**

When is noble-case corruption, such as the Dirty Harry problem, justifiable? Must law enforcement use extreme means to catch criminals? Explain your answer in a 200-300 word reply.
*October 22, 2009 by carolyn*

**english**

help me to reply this letter from a friend in Britain,this letter is in my english book is not real but i have to write a reply. I'd love to come and stay with you.It will have to be in August because ,as you know, our summer holiday are not as long as yours. Tell me when the...
*September 28, 2010 by Anonymous*

**.Chemistry Help please?**

This type of question come in our exams usually that. If the Reaction P+Q → R + S is described as being of zero order with respect to P, it means that. Answer: THE RATE OF REACTION IS INDEPENDENT OF THE CONCENTRATION OF P. I want to ask that, what is such thing in this ...
*October 3, 2014 by Shahab Mirza*

**algebra**

Need help for a test show all steps to solve problem evaluate the expression for given value of variable. -(4h-1) line is under 4h-1 under line is|th then it is ;h=2 can't text back on kindle don't have a button to reply thank you
*February 19, 2014 by Molly *

**science**

Someone asked me this question but I just do not know how to reply to it.Any help would be awesome. There are some who feel urbanizing is a bad thing for our environment, but it would be the answer to problems like this that we go through. What do you think?
*February 20, 2009 by jenny*

**ETHICS AND THE ADMINISTRATION OF JUSTICE **

When is noble-case corruption, such as the Dirty Harry problem, justifiable? Must law enforcement use extreme means to catch criminals? Explain your answer in a 200-300 word reply.
*October 22, 2009 by carolyn*

**English**

The________into the main mineshaft ran for almost 200feet. and the choices are: abattior aficionado abstract alchemical accelerant anachronism acclimated antecedent adit PLEASE IF SOMEONE KNO THE ANSWER PLEASE REPLY
*October 1, 2008 by Keionda Williams*

**algebra**

Solve the given equations: 1. |2x-5|= 29 Answer: x=17 or is it........ x=-12 2. 5(x+3)-2x = -21 Answer: x=-12 3. 3x+3(1-x)= x-17 Answer: x=20 4. 2[1-3(x+2)] = -x Answer: x= -2 Factor Completely: 1. x^2-12x+20 Answer: (x-2)(x-10) 2. x^2-x-20 Answer: (x-5)(x+4) 3. x^2-49 Answer...
*August 16, 2006 by anonymous*

**english**

For the seventh time. my reply For the seventh time, I'm not giving you the answer. The rainbow stretched across the sky from the ice cream truck to the house down the lane. my reply The rainbow stretched across the sky, from the ice cream truck, to the house down the lane. ...
*May 28, 2007 by NeNe*

**math,correction**

Problem #1 subtract. Express your answer in simplest form (3x)/(18) minus (x)/(18) MY steps: (3x-x)/(18) = (2x)/(18) and answer: (2x)/(18) Problem #18 write in simplest form. (3x^5)/(15x^12) My steps: (3)/(15) = .60 x^5-12 = x^-7 so my answer is: .60x^-7 Problem #21 Add. ...
*March 18, 2007 by jasort20*

**science**

best temperature to grow lettuce from seeds. (plan) independent variable:something i change dependant variable:what to measure fair test- things i should keep the same. thanks if anyone reply...need a answer quickly.=]
*November 2, 2008 by emily*

**8th Grade Algebra-Radicals:Answer Check**

Write each expression in simplest form. ( means square root 4. 3(11 + 4(11 Answer: 8(11 7. 7(2 - 2(8 Answer: 1(2 ?? 8. (48 + (75 Answer: 9(3 9.(3(10) Answer: 19 + 6ã10 10. (27/64 (Fractions) Answer: 3(3/8 ?? 11. 10(20 - 3(80 Answer: 10(5 12. (6/49 (Fractions) Answer...
*January 14, 2009 by Joy*

**English**

I included the sentences I was most doubtful of. I hope you can clear my doubts. Thank you very much in advance. 1) My family and I have been on holiday in Greece. We stayed on a little island... There wasn't any wind. Unfortuanately I spent there only a week. 2) I have just ...
*March 15, 2012 by Matthew*

**Math 116**

_(Y-56)=y+56 is that right. Find an equivalent expression without parenthesis. Subtract _5/16-(-3/8)=1/16 is this right. Please check this for me. Please it seem my problem never get answer I did some last night had not hurt any reply.
*February 17, 2009 by Johnnie*

**algebra - reply to answer**

why is this a poor model for hitting a baseball? y = -0.002x^2 + 0.879x + 3.981 I know it gets hit at approx. 4 feet high. The -a gives the right shape like a hill. There's a -4.48 and 443.95 zero, which can be hit for distance. The max is (219.75, 100) so that seems doable. ...
*October 9, 2011 by Jennifer*

**ks maths**

2x - 4y = 12 3x + 2y = 10 whats the answer Do you know how to solve simultaneous equations? Multiply equation (2) by 2, then add eqution 1 to eqution 2. That process gets rid of the y term. Then solve for x. Substitute the value of x into either equation and solve for y. I ...
*July 15, 2006 by Me*

**Science**

Lack of oxygen in a pond may be a limiting factor. True or False? Please reply ASAP, thanks Lack of oxygen in a pond may be a limiting factor. True or False? Please reply ASAP, thanks Please only post your questions once. Repeating posts will not get a quicker response. In ...
*May 18, 2007 by Marry*

**math**

A lady buys goods worth Rs.200 from a shop. (shopkeeper selling the goods with zero profit) .. The lady gives him 1000 rs note. The shopkeeper gets the change from the next shop and keeps 200 for himself and returns Rs.800 to the lady. .. Later the shopkeeper of the next shop ...
*March 10, 2014 by faizanurrahman*

**algebra**

how would ou write an equation or inequality that could be used for analysis, prediction example gas prices? can some one explain to me how to write this I noticed you question before. I think it is much too vague and open-ended for a proper reply in this kind of forum. To ...
*April 16, 2007 by carla*

**Algebra: Reply to Previous Message**

This is another message from my previous question. Would the second pair of shoes be $120? Then, you would add those together and get $200. Now, I'm stuck. ould you make $200 a percent hten subtract it by the sum of 60% and 80%. If so, you get 50%.
*March 27, 2008 by Kaylee*

**8th Grade Algebra-Radicals:Answer Check**

Change each decimal to a fraction in lowest terms. 1) 0.4242.... Answer: 14/33 2)0.58 Answer: 29/50 3)0.14 (Repeating sign over both numbers) Answer: 14/99 Write each expression in simplest form. ( means that it is inside a square root. 1. (54 Answer: 3(6 2. (98 Answer:(14*(7 ...
*January 13, 2009 by Joy*

**DrBob**

Can you reply to my last post? thank you.
*February 5, 2009 by Chopsticks*

**MATH (REPLY FAST)**

4-3|m+2|>-14
*October 21, 2011 by S*

**physics**

anyone who knows the answer to this question please show your work. drwls i know i posted this queestion before but you didnt reply to my comment. Your friend has climbed a tree to a height of 6.00 m. You throw a ball vertically up to her and it is traveling at 5.00 m/s when ...
*December 21, 2010 by sabeen*

**To:Writeacher**

Thanks for your reply! YW! Happy Holidays! =)
*December 23, 2006 by Sanjana*

**For Dr Bob**

Can you have a look at what my reply to your help? Thanks.
*November 20, 2008 by Lulu*

**For Reiny**

If you could go back and check my reply to you. thanks
*September 5, 2012 by Vanilla Bear*

**algebra**

could someone explain to me how to do this problem i dont even know how to start. A long-distance phone call costs $1.27 for the first minute and $1.00 for each additional minute or portion thereof. Write an inequality representing the number of minutes a person could talk ...
*July 16, 2006 by Tammy Evert*

**DrBob**

Can you reply to my last post on chemistry? thanks alot.
*March 4, 2009 by Chopsticks*

**government**

How would you reply to a political cynic?
*October 24, 2010 by jj reddick*

**English**

I reply to the Warren poem below.
*May 21, 2012 by Mohammad*

**Spanish Learning Software**

Hello to all. I'm looking to learn Spanish independantly, so I have decided to try some sort of program or course to do it. I've searched on GOOGLE about the best/top Spanish learning software, and I've come across multiple results. Some say differently about the software and ...
*September 10, 2009 by John*

**Algebra**

Hello, can someone check my answers to the following Algebra questions 1. (2y)(-2)= My answer - 2 * -2 = 0 Translate 2 and 3 into an euation 2. Four less than the quotient of x divided by 2 is 8. My answer - (x * 2) -4 = 8 3. The sum of two consecutive integers is 35. My ...
*December 31, 2009 by Tamir*

**Foreign languages**

Can you check these last sentences? Thank you, Writeacher! 1) He is learning to drive a moped. 2) I'm teaching him to speak French. 3) I wonder whether to reply to his email or not. 4) We were obliged to postpone the meeting. He was the first to hand in his test. He is the ...
*June 19, 2012 by Mike*

**Physics**

A constant net force of 406 N, up, is applied to a stone that weighs 33 N. The upward force is applied through a distance of 2.4 m, and the stone is then released. To what height, from the point of release, will the stone rise? I was given this reply: The acceleration a is ...
*December 15, 2007 by Einstein*

**Ms. Sue**

Can you reply to my french post. I think your able to help me with it.
*February 22, 2009 by Chopsticks*

**reply to Q " Physics hard... can't get it right"**

kk this is what i did V=strt(3*k=8.31*T=1365)/m=5.32*10^-26
*May 6, 2010 by richard*

**?**

is there any teacher over here thats on and that can reply so i can put a question ? or no?
*September 28, 2011 by ciara*

**English 122**

How will I be contacted with my reply to my question i asked?
*September 30, 2011 by Tondelayo*

**Help **

Any tips on how to get excellent grades? :) please reply fast
*November 25, 2012 by Jesse*

**Business Algebra**

Produce an example of a system of equations to your fellow students and allow them to respond on which method (graphing, substitution, elimination, matrices) they would choose for solving your systems of equations. Be sure to reply to students' responses on their preferred ...
*June 10, 2009 by Redbone*

**Math...Algebra :S**

Hi, okay um. I'm trying to get his math question (Algebra :o) and i'm not quite sure what i'm doing---but everything i do, i get the wrong answer. The Question is 2m+n M= 2/5 and n= 1/2 (Fractions) Everytime i do the question, i get 9/10 as a answer...but i check the textbook ...
*April 1, 2008 by Dawn*

**science**

Dr bob, can you check my reply to chem question from andy thanx
*May 10, 2010 by Andy*

**geometry**

what is the area of parralel ? hieght is 18 and the base is 15 .. reply asap .
*July 17, 2011 by mary rose*

**Math radicals **

Radical 8 over 18 ? Plz reply fast
*November 27, 2012 by Liily*

**phenolphthalein**

sorry, I miss your reply to this answer. I suspect that it was deleted when we transfered to the new server as I notice that every posts before the switch were deleted. It may have been eliminated. Do you want me to do it again. If so, let me know exactly what is giving you ...
*June 12, 2006 by Anonymous*

**algebra**

write (27a^-3)^(-2/3) in simplest form. solve log(6x+11)=2 please and thanks I am not going to give you the answers. I will be happy to critique your work. In the first, remember that (a^b)^c= a^bc I am not looking for the answers. And I told you: I'm not quite sure what to do...
*May 29, 2007 by Lillian*

**Physics**

someone please answer these Physics Q answers no explanation 1 What is the opposite force to gravity 2 an example of a contact force 3 an example of a non-contact force 4 What effect does ‘mass’ have on inertia 5 two examples of forces that could slow an object down 6 two ...
*November 5, 2014 by Ashlee*

**8th Grade Algebra-Radicals:Answer Check**

4. 3ã11 + 4ã11 Answer: 8ã11 7. 7ã2 - 2ã8 Answer: 1ã2 ?? 8. ã48 + ã75 Answer: 9ã3 9.(3ã10) Answer: 19 + 6ã10 10. ã27/64 (Fractions) Answer 3ã3/8 ?? 11. 10ã20 - 3ã80 Answer: 10ã5 12. ã6/49 Fractions) Answer: ã6/7 ?? 13. 3ã2 * ã14 Answer:stays the same ?? 14...
*January 13, 2009 by Joy*

**algebra**

ok I have a algebra question how do you find the missing number for 42-9=43-? how do I get the answer and I need to understand it? I think the answer might be 45
*December 5, 2011 by julie *

**chemistry home work**

2 examples on sediment plz reply fast...
*November 21, 2008 by madi*

**english**

Thanks for your reply. What does prem/prim mean? bi(two), tri(three). Thanks.
*April 27, 2009 by for writeacher (lenni)*

**english**

what is meant by "Teenage baggage?" plz REPLY ASAP Thanku
*February 1, 2010 by shahroz*

**Chemistry**

what is the energy in joules of one quantum of 3^8 m/s? reply in scientific notation
*February 4, 2012 by Anonymous*

**algebra**

Do the equations x = 4y + 1 and x = 4y – 1 have the same solution? Justify your answer with an explanation or a graph. How might you explain your answer to someone who has not learned algebra?
*November 19, 2012 by Anonymous*

**algebra**

Do the equations x = 4y + 1 and x = 4y – 1 have the same solution? Justify your answer with an explanation or a graph. How might you explain your answer to someone who has not learned algebra?
*November 20, 2012 by Amber*

**English**

I left out a few more things and a short translation. Can you please check them, too? 1) Four of your students have sent email so far. Can you please send me the individual email addresses of your partecipating students so that we can start the email partnership? My students ...
*March 20, 2012 by Matthew*

**algebra**

^96divided by 8 We'll be glad to critique your answer. What is the meaning of the ^ before the 96? Your question does not seem to be about algebra. Okay jessica, what is 96 divided by 8?...and the rest of the class will not help her...do you have the answer? 12
*July 4, 2006 by jessica*

**science**

What role do plant pigments play in the process of photosynthesis? pls.reply
*October 10, 2007 by chanell*

**Enlish 104**

this is about business letter... can you give an example of Inquiry and reply... thank you.. :)
*August 10, 2008 by Inuyasha*

**math **

i have to write 42 hundredths in standard form how do i do it? plz reply back :)
*January 12, 2011 by Happy Face*

**Art**

Writeacher, will you be on holiday over the weekend? I really hope you'll write a reply.
*June 6, 2012 by Mike*

**PLEASE **

ANYONE PLEASE REPLY MY OTHER POST (SCIENCE 7R: LAB QUESTIONS) IS MY ANSWER IS CORRECT ON #13????? PLEASE!!!!!!!!!!!!!!!!!!!!! PLEASE!!!!!!!! - Laruen , Thursday, December 1, 2011 at 6:33pm Chloroplast are used for food making (photosynthesis). That is only found in a plant ...
*December 1, 2011 by Laruen *

**8th Grade Algebra-Answer Check**

Write each decimal as a fraction in lowest terms. 1. 0.111... Answer: 1/9 2. 0.02 Answer: 1/50 3. 0.7272... Answer: 8/11 4. 0.012012... Answer: 4/333 ?? 5. 0.66666.... Answer: 2/3 6. 0.396 (reapeating sign over all numbers) Answer: 44/111 ??? If I got any of these wrong, can ...
*January 19, 2009 by Joy*

**algebra**

Solve for s in this equation. Depreciation. D=C-s/n This is my answer D-C=C-s/n-c D-C=-s/n -n(D-C)=-s/n*(-n) -nD+nC=s s=n(C-D) Please chack to see if this is correct Looks fine to me. A slightly shorter (by 2 lines) rearragement is: D=C-s/n D+s/n=C s/n=C-D s=n(C-D) but hey, ...
*April 4, 2007 by jessica*

**chemistry**

Thank you Dr.Bob for your speedy reply-I also tutor in other subjects, but chem. is my nemesis.
*May 15, 2012 by Nancy*

**Science**

ive got 2 questions: the star Vega is 25 lightyears away from us. if we sent a radio message to Vega, and another civilization on a planet circling that star answered us, in what year could we expect to hear a reply? why was it necessary to make radio telescopes so much bigger...
*June 20, 2012 by Timothy*

**drama**

can you help me answer the following question inthe play ''the sandbox by edward albee of what is the beach a symbol in the play? symbollically, what does daddy mean when he says ''i'm cold'' state two very noticeable things about the young man's appearance when the young man ...
*September 25, 2010 by Ted*

**Physics**

A 4610 kg helicopter accelerated upwards at 2 m/s^2. What lift force is exerted by the air on the propellers? I was given this reply: The air force on the prop blades is what accelerates the helicopter upward. Use good old Newton's second law: F = M a Concern: When I mulplied ...
*December 15, 2007 by Einstein*

**math**

A student claims that if a fair coin is tossed and comes up heads 5 times in a row, then, according to the law of averages, the probability of tails on the next toss is greater than the probability of heads. What is your reply? would this be the answer No matter what comes up ...
*April 21, 2010 by crystal*

**programming**

java, write a program that prints out the letter X composed of asterisks (*) reply soon
*February 4, 2010 by patrick *

**Science Fair**

What's the cheapest wind turbuine that will create 356965 kwh a year. PLEASE REPLY
*April 27, 2010 by Jenny*

**english**

can you give me those similarities and differences of africa and asia?? please reply ASAP. thnx.. :)
*December 10, 2011 by diana*

**Algebra(check pt 3)**

1)The dimensions of ST. S[7/12 -1/9] [-1/3 1/9] T[4 -5 2] [8 -1 3] answer=2x3 2)The pair of matrices that are inverses. P[3 1] Q[4 4] R[0 -1/4] [-4 0] [12 21] [1 3/4] S[7/12 -1/9] T[4 -5 2] U[-9 6 4] [-1/3 1/9] [8 -1 3] [-5 -2 3] V[3 1] [0 2] [-4 5] answer=S and R 3)Find the ...
*July 28, 2007 by erin*

**Math (Algebra)**

How do you simplify the following fraction; 72 --- -68 I know the answer is -18 --- -17 What I do not know is how this is the answer.The example I looked at did not tell me how it came to the answer. What do I do to find the answer?
*July 10, 2010 by Lynn*

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