Search: Chemistry(Please check answers)

Number of results: 192,765

Grammar PLease Check MY answers!
Ms.Sue please its a grade please check my answers it would mean the world to me.
Wednesday, April 3, 2013 at 8:38pm by Mandie

Chemistry(Please check)
1) The Ka for acetic acid is 1.8e-5. What is the pH of a 3.18M solution of this acid? I did 1.8e-5 = x^2/3.18 x=sqrt 1.8e-5 X 3.18 = 7.56e-3 pH=-log(7.56e-3) = 2.12 The pH is 2.12 2) At 25 degrees celsius, the pH of a 1.75M NaCN solution (the Ka for HCN is 4.0e-10) is ? 4.0e-...
Monday, April 2, 2012 at 3:47pm by Hannah

Algebra-Please check
Please check- sqrt of 2x + 15 = x Answers: -5.3 -3.5 -3 5 I think according to my calculations it would be 5, correct? sqrt root of 7-x = 3-solve for x Answers: -2 2 4 -4 My choice would be 2 Is that correct- I squared both sides and came out with 7-x = 9 and then x = 2 Thank ...
Tuesday, October 12, 2010 at 11:12am by Juliette

teacher aide
Since I don't know what you've been taught and some of your questions are out of date, I've used my education and experiences to check your answers. I don't know about 2, 4, and 12. I agree with your answers for 1, 3, 6, 7, 9, 11, and 15. The best answer for 20...
Wednesday, November 10, 2010 at 10:58am by Ms. Sue

science
If you want to check your answers, please post your answers first. In that way we can check them and explain how to do them if you're wrong.
Thursday, February 18, 2010 at 2:24pm by Ms. Sue

Asap can someone pplz check these answers
Please check my answers I have 2 do other things right now
Monday, January 26, 2009 at 6:21pm by Remy

Chemistry
I'm not sure if the above answers are correct, could someone please check them over and let me know?
Wednesday, February 29, 2012 at 10:26pm by Please help.

Math HELP
I have my answers at the bottom but please do these questions so I can check my answers. Check my answers as well. Subtract these fractions. !Reduce them! 1. 5/7 - 3/10= 2. 11/18 - 5/12= 3. 1/3 - 1/6= 4. 7/12 - 1/16= 5. 7/8 - 3/10= 6. 7/8 - 1/12= 7. 7/10 - 2/5= 8. 3/4 - 1/2= ...
Tuesday, November 23, 2010 at 9:16pm by Pratigya

geography
Whatever your name is -- please do not keep posting under different names. Also -- you seem to be fishing for answers for some online class. To show us that you're not trying to cheat, please indicate which of the answers is correct. We'll be glad to check your answers.
Monday, February 22, 2010 at 8:57pm by Ms. Sue

English
Now, let's check how well you can use the expressions you've learned. I will distribute handouts. You have to solve the problems. Are you finished? Then, I'll check the answers. Look at the answers on the blackboard. Check your answers. How many students have 10 ...
Sunday, May 27, 2012 at 9:36pm by rfvv

Chemistry(Please check answers)
yes
Sunday, April 1, 2012 at 3:40pm by DrBob222

Chemistry(Please check answers)
Yes, a is correct.
Monday, April 23, 2012 at 1:29pm by DrBob222

Chemistry(Please check)
so then answers 2 and 3 are not correct?
Sunday, February 19, 2012 at 6:07pm by Hannah

English: Please help
You're welcome. I'll check your answers to two more questions. But, please show us what you think the answers are.
Wednesday, February 27, 2013 at 8:26pm by Ms. Sue

Chemistry(Please check answers)
I remember this from a day or so ago. I think these are the answers I obtained then although I didn't go through them again today. Note you made a typo in calculation of dS. 2*250 you meant to type 2*205. But the answer is ok.
Monday, April 23, 2012 at 5:35pm by DrBob222

Chemistry(Please check answers)
is Kw 1.0e-14?
Sunday, April 1, 2012 at 3:40pm by Hannah

SS Please check answers
1, 8, and 10 I believe are wrong. I don't know about 9. Please double check your book.
Monday, April 8, 2013 at 5:37pm by Ms. Sue

Spanish-SRAJMcGin please check
Could Sra JMcGin please check my answers to these questions if she has time? Thank you
Tuesday, March 13, 2012 at 10:03am by Tiffany

Chemistry: Please check answers
See your other post above.
Thursday, April 11, 2013 at 1:16pm by DrBob222

Chemistry(Please check answers)
is 2.5e-5 my answer or do I have to do another step?
Sunday, April 1, 2012 at 3:40pm by Hannah

Chemistry: Answers please check
UGH I don't know why it did that. 2. ... a.) True b.) False Answer: a
Saturday, April 2, 2011 at 7:34pm by Cheryl

Grammar--PLEASE CHECK!
Please check if my answers in the 2 posts above are correct Thank you -MC
Sunday, May 10, 2009 at 3:52pm by mysterychicken

chemistry
I have an idea you want to check your answer. Rather than me do all of that typing to answer four LONG questions, tell me what you don't understand or if you want me to check you answers show your answers and I'll do that.
Wednesday, February 8, 2012 at 11:20pm by DrBob222

World Geo.
Oh my -- is this your entire geography assignment this evening? You're wrong about # 6. The British is not a continent. The 7 continents are North America, South America, Asia, Europe, Africa, Antarctica, and Australia One of your answers is the Horn of Africa. Another ...
Friday, May 29, 2009 at 8:14pm by Ms. Sue

Chemistry
DrBob I wrote back and wanted to know if I did it right can you check my answers please
Tuesday, April 30, 2013 at 1:50pm by Marie

chemistry(Please check)
I agree with all three answers. Good work.
Friday, January 20, 2012 at 4:19pm by DrBob222

Chemistry
WHen i did it the answers i got was order of reaction m= 2 and k = 4.6 Can someone please double check
Tuesday, June 2, 2009 at 6:49pm by Saira

English
You are going to take a quiz. I'll distribute exam papers. You should write down the answers. Fill in the blanks with suitable expressions. Take one and pass the others to the other students. First write down your number and name on the top of the paper. You have 3 ...
Tuesday, June 10, 2008 at 9:27am by John

Social Studies
Most of the starred answers are right, but # 16 is wrong. Please check your book for these answers. Since this is a study sheet, I assume you need to know these answers for a test over material that you are supposed to know.
Monday, September 17, 2007 at 8:35pm by Ms. Sue

Algebra
Would someone please check these answers? Simplify. 3/x-5+1/1-4/x-5 For this answer I got: x-2/x-9 Divide. x^2-49y^2/6x^2+42y/(x^2-7xy) For this answer I got: (x+7y)/6x(x^2+7y) Add. Express your answer in simplest for. x/6+3x/6 For this answer I got: 2x/3 Please check my ...
Thursday, July 12, 2007 at 10:41am by Linda

science someone please check my answers
I disagree with your answers for 1 and 4.
Wednesday, May 12, 2010 at 8:30pm by Ms. Sue

Chemistry (URGENT)
I have a test soon. If you can help me with these questions, that would be great. 1. Define and describe the following. a)Alkaline - metal - base b)Corrosive - burn/eat away - acid c)Caustic - harsh - both? (acid + base) d)Low pH - 0-6.99 - acid Please check my answers and ...
Wednesday, March 3, 2010 at 2:54am by John

To Sam: Penn Foster answers
Please do not post any more answers. Jiskha is not a repository for any exam answers. In addition, we have no idea what the questions are. If you want to post a couple of your exam questions along with your answers, we'll be glad to check them for you.
Monday, October 3, 2011 at 5:36pm by Ms. Sue

Geometry-Please check my answers
Both your answers are correct.
Tuesday, March 1, 2011 at 8:06pm by Helper

statistics check my answers please
The answers above are wrong.
Thursday, November 16, 2006 at 10:56pm by pri

grammar
I don't see your answers. Please type your answers, and we'll be glad to check them.
Friday, June 6, 2008 at 10:52pm by Ms. Sue

Spanish help please
Please post your answers. Then, I'll ask our Spanish expert to check your answers.
Friday, August 17, 2012 at 2:00pm by Ms. Sue

Art Please check answers
ARE THESE ANSWERS RIGHT?????
Monday, December 3, 2012 at 5:45pm by IHaveNoName

Art Please check answers
Are these answers right??????????
Monday, December 3, 2012 at 5:45pm by IHaveNoName

20 question please check my answers
Great! All of your answers seem right to me.
Friday, November 30, 2012 at 2:34pm by Ms. Sue

History
Please post your answer choices, and your answers. Then we'll be glad to check your answers and guide you from there.
Tuesday, August 24, 2010 at 9:48pm by Ms. Sue

Spanish-Please another to check
Please also check these-I had to post twice to get them listed-had a problem numbering the answers
Friday, December 30, 2011 at 4:54pm by Sophie

real estate law
I disagree with both of your answers. Please check your book for the correct answers.
Saturday, August 6, 2011 at 3:04pm by Ms. Sue

SCI 275
Dawn, please check your text for these answers. If you post your answers, we'll be glad to critique them.
Saturday, December 1, 2007 at 9:19pm by Ms. Sue

English
We'll be blad to HELP you with this exercise! But in order to HELP you we need to know your answers. Please post your answers, and we'll be glad to check and correct them.
Saturday, January 24, 2009 at 9:29pm by Ms. Sue

Chemistry
George, how much of this do you know how to do? This is a lot of work for me just to check your answers and I don't want to work these if you already know how. If you have worked these, post your work and I'll be happy to check your answers. I can do that much faster ...
Sunday, April 3, 2011 at 5:13pm by DrBob222

math
Check the answers linked below Related Questions. Please post again if there's anything in these answers that you don't understand.
Thursday, May 19, 2011 at 11:09pm by Ms. Sue

math
Check the answers linked below Related Questions. Please post again if there's anything in these answers that you don't understand.
Thursday, May 19, 2011 at 11:06pm by Ms. Sue

math
Check the answers linked below Related Questions. Please post again if there's anything in these answers that you don't understand.
Thursday, May 19, 2011 at 11:03pm by Ms. Sue

can you please check my answers
I don't know the answers to: 6, 10, 12, 16, and 20. These are incorrect: 5, 11, 13. The rest are correct.
Saturday, December 11, 2010 at 12:06pm by Ms. Sue

English (Check Please)
Someone will be glad to check your answers.
Monday, April 8, 2013 at 12:11pm by Ms. Sue

English
procedure: Formative Test Now. let's check how well you can use the expressions you've learned. I will distribute handouts. You should pick up a handout on the table. You have to fill in the blanks with suitable expressions. Are you finished. Two minutes left. We'...
Monday, June 9, 2008 at 6:58am by John

music PLZ HELP CHECK MY ANSWERS
thank you....kan sumbody else check the rest for me please
Tuesday, August 9, 2011 at 8:08pm by Lasea

Chemistry;Check?!
I won't do this again. I wrote a note to a student last night (I'm assuming you are that student) saying your choice for displaying answers and questions was confusing. No one paid attention. Please do the following if you want my help. 1. number each question. 2. Don...
Friday, December 14, 2012 at 12:54pm by DrBob222

business
can you please check my answers to the questions i realy need to check them if they right or wrong
Wednesday, February 15, 2012 at 6:47pm by sososola2012

Algebra-please check
Correct. You could actually check these problems yourself by plugging in your answers.
Wednesday, October 6, 2010 at 6:56pm by Jen

chemistry
Do you wish to just check your answers or do you not understand something about the problem? Please don't answer in caps; it makes it difficult to read.
Thursday, February 9, 2012 at 12:02pm by DrBob222

Spanish: Please check answers
3.duermo 4.devuelve 5.podemos 6.cuentan 7.cuestan 8. vuelve 9.encuentras 10. almorzamos Your answers are correct
Monday, February 25, 2013 at 8:47pm by jo

ersonal Dimensions of Education
Please do not continue to post T-F and multiple choice questions without YOUR answers. I'll be glad to check YOUR answers.
Sunday, November 4, 2012 at 6:35pm by Ms. Sue

computers please check my answer
is there any 4th grade answers to math please help me find it please!!!!!!!!
Wednesday, June 4, 2008 at 8:28am by lilesn

chemistry(check my answers please)
ya i "think" increase and increase
Saturday, January 23, 2010 at 10:49pm by ........

Math 8R - HW Qs. Check
Topic - Logic In the clues below, each variable represent a different digit ranging from 0-9. Determine what digit each variable represent g+g+g = d (3+3+3 = 9) j+e = j (2+0 = 2) g (to the 3rd power) = d (3, to the 2nd power = 9) b+9 = d (6+3 = 9) f-b = c (7-6 = 1) i+h = a ...
Sunday, September 9, 2012 at 2:04pm by Laruen

Chemistry(Please check answers)
so kb = 1.0e-14 / 4.0e-10 = 2.5e-5
Sunday, April 1, 2012 at 3:40pm by Hannah

Math: Check Answers
you hvae math check answers on the title but you didnt even pick answers you jsut asking us to do your homework for you
Tuesday, January 29, 2013 at 11:08am by visoth

Electromagnetic induction-check answers
Please check my answers: why does an iron core increase the magnetic iduction of a coil of wire? -I am thinking it has something to do with the voltage being increased. Will a cyclist coast farther if the lamp is connected to the generator on his bicycle is turned off? -I say ...
Wednesday, November 7, 2007 at 12:00am by Soly

math
MS.SUE Here are my answers can you pretty please check them please I'm in a hurry, sorry thank you so much :( !!!!!
Wednesday, December 5, 2012 at 3:48pm by Sammy, !!!Please Answer!!

Please check my answers.
Check them pls
Thursday, January 24, 2013 at 4:26pm by Jman

Calculus - please check my work
Differentiate each function a) y = -3x^2 + 5x - 4 b) f(x) = 6/x - 3/(x^2) c) f(x) = (3x^2 - 4x)(x^3 + 1) the answers i got for each was: a) y'= -6x + 5 b) f'(x)= -6/x^2 + 6/x^3 c) f'(x)= 15x^4 + 6x - 16x^3 - 4 please double check and let me know if these are ...
Monday, June 18, 2012 at 5:48pm by Henry

chemistry: please check answers.
I think 17 is ethanedioc acid; you may have just made a typo in your post I am unsure about #18 and 19.
Tuesday, April 30, 2013 at 10:30am by DrBob222

Math
You received two answers to your question last night around 6:20. Please remember to go back and check for answers before you repost again.
Wednesday, January 19, 2011 at 2:32pm by Ms. Sue

Chemistry: check answers
what are your answers?
Friday, March 22, 2013 at 6:12pm by bobpursley

Need help with ~Social Studies!
2, 3, 5, 6, 8, 9, 10 >> are wrong! Arrgghhhh! I can't check any more. It looks like you picked these answers at random. Go back and study again. I will not check any more of your Social Studies answers tonight. I will check your answers for this assignment ...
Saturday, December 22, 2012 at 7:20pm by Ms. Sue

7th grade math check
Ok I was wondering if you could check these 3 problems please. I am suppose to set these equations equal but I am not sure if did them right. I think I accidently solved these systems as substitutions. The answers are suppose to be in coordinate pairs. 1) x - y = 11 -3x + y...
Thursday, April 12, 2012 at 9:11pm by saranghae12

chemistry
This is a lot of work and you need to know how to do this type problem. So tell us what you understand, how much you can do, and what you don't understand and we can help you through it. I'm not interested in spending the next hour typing the answers just so you can ...
Monday, February 18, 2008 at 8:51am by DrBob222

Chemistry (please check)
1)Which of the following compounds has the largest lattice energy: LiF LiCl NaF NaCl 2)Which of the following compounds has the most ionic character in its bonding: CaBr2 GeBr4 KBr GaBr3 3)Using the electronegativity table on page 364 of your text, which end of the B-N bond is...
Friday, April 15, 2011 at 11:18pm by Abi

Chemistry(Please check)
I think that 2NH3(g) -> N2(g) + 3H2(g) is actually the other answer that is increasing because the number of moles increases from 2 to 4. So I chose answers 1 and 3. Is this correct?
Monday, April 23, 2012 at 11:00am by Hannah

Algebra Please check answers
Could you please check these answers thanks. Directions: Factor each polynomial. If the polynomial cannot be factored, write prime. 1. a^2-16b Answer: (a-16)(a+16) 2. m^2+8m+16 Answer: (m+8)^2 3. 3a^2b+6ab+9ab^2 Answer: Prime 4. 2r^2+3r+1 Answer: Prime 5. z3+6z^2+9z Answer: Prime
Sunday, April 5, 2009 at 4:50pm by Rae Rae

help check please
PLEASE CHECK THESE ANSWERS
Sunday, December 25, 2011 at 5:35pm by Lisa

check math
Here are my answers. Can you check if I got the right answers? Thank you! (x-4)/(x^2-3x-4) = x+1 (x^3-8)/(x-2)=x^2+2x+4 (5-x)/(x^2-25)=-x-5 (x^2-4x-32)/(x^2-16)=(x-8)/(x-4) first one should be 1/(x+1) second is good third: -1/(x+5) 4th is ok Have you not been taught to place ...
Wednesday, August 8, 2007 at 3:27pm by Anonymous

Science
In the UK, what is the recommended allowance for: 1) salt in a day 2) water in a day 3) fruit in a day 4) calories in a day men 5) calories in a day women 6) fat in men 7) fat in women my answers are: 1) 6g 2) 6 - 8 glasses 3) 5 4) 2550 5) 1940 6) 7) Please can you check my ...
Friday, October 16, 2009 at 11:17am by Mich

Algebra
1. Find the slope of the graph of the linear function f with f(0)=4 and f(3)=13. I have no idea how to do this.. :( __________________________________ Evaluate the function when x=3, x=0, and x= -2. 2. f(x)=-1/2x+3 my answers: 1.5, 3, 1 3. h(x)=5.5x+4 my anwers: 20.4, 4, 7 4. ...
Monday, October 5, 2009 at 11:23am by Kuku Monkey

English
Note: Someone else impersonated me and posted wrong answers. Of the answers you posted, only # 5 is correct. Please check 2, 3, and 4.
Wednesday, December 19, 2007 at 3:28pm by Ms. Sue

DrBob222 please check
DrBob222 please check my physics question posted at 8:55pm. The subject is drwl please check. I am not getting a response from drwl. Thanks! Mary DrWLS is not on right now. My physics is too poor to trust my answers. Bob Pursley is smarter than I am; he does physics, math, and...
Tuesday, February 27, 2007 at 9:24pm by Mary

Romeo & Juliet [ Check answers please].
Please double-check your spelling. There are typos in here. 1. incorrect Please also look these words up in a good dictionary before you try again. http://www.dictionary.com or http://www.onelook.com or http://www.answers.com
Tuesday, April 12, 2011 at 6:34pm by Writeacher

English-Please check my answers
I'd like some advice on my answers. I researched various sites, reread "Rape" but I still some help. Thank you
Sunday, September 18, 2011 at 12:11pm by Sarah

Please check
Either the question was posted with a typo, or one or more of the answers. To ensure you get the correct answer, I suggest you check carefully the mathematical expressions.
Tuesday, August 24, 2010 at 2:46pm by MathMate

Language Arts
Please check the definitions and examples of those four kinds of sentences. Then try to answer them yourself. We'll be glad to check your answers.
Monday, September 8, 2008 at 6:06pm by Ms. Sue

Chemistry(Please check answers)
For question 2 my actually chose that delta H is negative and delta s is positive I just typed the wrong answer in. Is this correct?
Monday, April 23, 2012 at 1:29pm by Hannah

english
Please look up any unfamiliar words in a dictionary, like dictionary.com, then post your answers. We'll be glad to check your answers.
Tuesday, April 27, 2010 at 8:21pm by Ms. Sue

20 question please check my answers
please healp me
Friday, November 30, 2012 at 2:34pm by retired and broke

Enchancing Children's Self-Esteem
Although some of these answers involve judgement, I disagree with your answers for: 2, 3, 10, 12, 19, and 20. Please check your text materials again.
Saturday, October 31, 2009 at 8:51pm by Ms. Sue

Literature please read
Can Someone please Check my answers?
Saturday, February 21, 2009 at 5:56pm by Juliet

Grammar PLease Check MY answers!
is 1 and 2 right and im confused on 3,7,8 please explain
Monday, April 8, 2013 at 6:15pm by Mandie

college math
Use sets to verify the following answers a. 4+5=9 B. 0+6=6 C. 10+2+12 I want to know if I'm doing this right. please check my answers. I'm confused on how to do this but I'm giving it a shot. A. a+b=c b. 0+2=a C. 5+5+2=12
Monday, January 11, 2010 at 4:41pm by sueann

chemistry please check
I don't see anything wrong with any of your answers; however, I'm interested in answers B and C. I would have reversed the labels; i.e., I would have called HPO4^2-the base and H2PO4^- the conjugate acid. Same thing for the NH3/NH4^+ pair. What I'm getting at is ...
Sunday, April 25, 2010 at 10:36pm by DrBob222

Math PLEASE HELP
Please finish these questions so I can check my answers. All my answers are at the bottom. Adding and subtracting mixed numbers. Please finish these questions. The answer must be reduced to lowest terms! 1. 3 2/5 + 6 1/5= 2. 4 2/5 + 1/10= 3. 2 3/12 + 2 3/6= 4. 5 3/9 + 2 1/3= 5...
Wednesday, December 1, 2010 at 9:06pm by Pratigya

Please check my U.S. Government answers!
i know for a fact that 1 is right... please explain why the others are wrong?
Tuesday, August 28, 2012 at 4:52pm by alana

Chemistry(Please check)
Classify the following functional groups: 1)CH3CH = CH2 I think this is an alkene 2) CH3CHCH3 I think it is an alcohol. ! OH Would you agree with my answers?
Tuesday, September 11, 2012 at 11:54pm by Hannah

Art Please check answers
Please!!!!!!!! It is is due.
Monday, December 3, 2012 at 5:45pm by Anonymous

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