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October 25, 2014

Search: Science-Repost

Number of results: 25,652

Science [repost]
What is the difference between an ionic bond and a covalent bond? I just keep forgetting which one is which...any easy way to remember these? PS> I know that you're not supposed to repost until 24 hours but I really need this answer! Thanks -MC
February 5, 2009 by mysterychicken

Science
What is the boiling point of ethanol when the atmospheric pressure is 60kPa? I decided to repost this ? under Science instead of Chemistry. Thanks.
April 14, 2012 by Gerald

Science Repost for Tina
english/science - Tina, Monday, October 8, 2007 at 9:30pm Who discovered the digestive system?
October 8, 2007 by Ms. Sue

Science repost for Tomari
science - Tomari, Sunday, October 14, 2007 at 3:26pm what element is atomic number 11 ?
October 14, 2007 by Ms. Sue

Science repost for Eva
Posted by eva on Tuesday, October 2, 2007 at 2:56pm in response to Science. i need i help i dont know what characteristic of animals are can u help me
October 2, 2007 by Ms. Sue

Repost: Science for Hector
science - Hector, Thursday, September 6, 2007 at 6:31pm 109 g =_____kg
September 6, 2007 by Ms. Sue

Science repost for Kelly
Science - Kelly, Monday, October 1, 2007 at 7:49pm In a grain of pollen, what is thefunction of the sperm cell that doesn't join with an egg call?
October 1, 2007 by Ms. Sue

Repost: science for Misquiannah
science - misquiannah, Sunday, March 9, 2008 at 5:40pm hello my name is misquiannah wixon and i am 10 years old and i need help with my sience homework like fast
March 9, 2008 by Ms. Sue

Science [improv/repost]
What is the difference between an ionic bond and a covalent bond? I just keep forgetting which one is which...any easy way to remember these? PS> I know that you're not supposed to repost until 24 hours but I really need this answer! Would this answer work?: In an ionic ...
February 5, 2009 by mysterychicken

question repost damon
Since some tutors dont check back, i want to repost this to damon: what percent more than 1/3 is 3/5? It said 3/5 was wrong, and I tried but i don't know what happend
September 12, 2014 by Bobby

Bobpursley can you help me with my problems below?
I had problems from yesterday but I still don't get them can you help?do you want me to repost? repost: I cant find them.
March 4, 2007 by Margie

Science repost (rocks) for Richard
science - richard, Wednesday, September 26, 2007 at 8:58pm how are organic and clastic rocks the same
September 26, 2007 by Ms. Sue

Science repost for help
Sciece (chemistry) - help, Tuesday, September 25, 2007 at 4:32pm what is the particle theory
September 25, 2007 by Ms. Sue

Science
I have a science question Unless you actually ask the question, we cannot help you. Please repost with your question.
May 10, 2007 by Yuku

Science - Repost for ?????
which moon is the brightest from the surface of jupiter? this question is driving me BLOODY crazy 4 my homework!
June 24, 2008 by Writeacher

english
Homework Help Forum: brain teaser help Current Questions | Post a New Question Answer this Question | Further Reading Posted by sam on Sunday, April 2, 2006 at 3:34pm. try to find the error. I couldn't; it's very hard. A B C D E F G H I J K L M N O P Q R S T U V W X Y Z did ...
September 10, 2006 by chris

Physical Science
if you tear a piece of material in haft, how is the density affected? sorry i repost it, just the title
October 11, 2012 by Laruen

science-repost! please help
Determine if the following substances are soluble (at room temperature, 1 atm) in water or in hexane (: grease and CS2 how do you know this
January 17, 2013 by Samantha

Science
I dont noe ne thng about fluids. HELp..my test is in two days If you repost your question and spell the words right, I'll help you. lol pwnT
January 30, 2007 by Sana

To: Troyer0269 - Sci245
I've removed both of your science posts. Please repost when you can tell us what you've done so far to fulfill these complex assignments and where you specifically need our help.
February 8, 2009 by Ms. Sue

Physical Science
According to the well known equation, energy equals mass times the speed of light squared..... ? You question is unclear. Please repost with more specifics.
March 29, 2007 by Gina

history
on the 1st page can someone please help me??????? Its the 2nd and 3rd black dot next to my nasme. Even if this is a repost, more information needs to be given before we can adequately respond. Please repost with more information. Thanks for asking.
April 29, 2007 by Mack

Earth Science REPOST
A seismograph station is located 2000 km from an earthquakes epicenter. Explain the order that the S and P waves will arrive at the station.
October 17, 2007 by Camron

Physical Science (repost for drwls)
OK, I've been trying my best and for 3 I got B and for five I got B...? 4 still seems really tricky to me! -MC
May 3, 2009 by mysterychicken

science repost
Which parts of the molecule benzophenone are chromophores? is it the two aromatic rings? what types of electronic transitions are responsible for the molecule absorbing the light?
February 1, 2009 by mary

science repost
Which parts of the molecule benzophenone are chromophores? is it the two aromatic rings? what types of electronic transitions are responsible for the molecule absorbing the light?
February 2, 2009 by mary

Science repost for iiii
science - iiii, Monday, October 29, 2007 at 8:08pm What test would you need to perform to prove that it is the combination of glucose and the Glucose Indicator Solution that changes color when heated and not just the glucose or the Glucose Indicator Solution alone? Support ...
October 29, 2007 by Ms. Sue

History *repost* (sorry!)
After the Gupta Empire collapsed, what group gained control of much of India? Muslims from Afghanistan Buddhists from China*** Christians from Ethiopia local Hindu princes Which of the following was NOT a part of the organization of the early Christian church? the pope the ...
October 6, 2014 by SkatingDJ

algerba!2!
(-2x2y)3 * (5xy3)2 *I don't get this on at all!!! Are there any exponents in this one? If so, repost showing the caret to indicate the exponent. oh sorry I forget to do that.LOL!Here it is now: (-2x^2y)^3 * (5xy^3)^2 Are there any exponents in this one? If so, repost showing ...
November 8, 2006 by Sandro!

PHILOSOPHY REPOST
why is it wrong to teach creationism in a high school science class, based on the moral theory that the good of many outweigh the good of the individual? and im asking your personal opinion on this, im perfectly capable of going to google and typing in few key words.
November 22, 2007 by Matt

To Lynn,Alex,Physics_student,Natasha
Please refrain from reposting the same question within a short time (less than a day). If you do repost, add "repost" at the end of the subject. Quadruple posting within an hour and a half means that teachers have to spend time reading the extra posts, which actually slows ...
October 6, 2009 by MathMate

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

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

Science-Repost
I just want to make sure if I'm correct; does this look correct to you? When all of the hydrogen of the Sun is used up, it will turn into a red giant. Is red giant correct?
March 23, 2010 by Sara

earth science repost!!!
Hi, I was just wondering how an eroding dune and a non-eroding dune would differ, in terms of diagrams. For example, is there any site that would compare two cross-sectional shapes of the dunes? I couldnt find any on google.
October 18, 2007 by Kelly!

Science [repost]
We all know about the soda bottle volcano made by Diet Pepsi and Mentos. It causes a huge explosion! Now say someone drank Pepsi then ate a mento with it; what will happen? I got an email about a child who did this and died right away...can it really cause deaths? Thanks -MC
February 18, 2009 by mysterychicken

science
then how do u find: the volume of the H2O released, measured at 220 degrees C and 735mm Hg? What are you starting with? The volume of H2O released would depend on the original volume before being raised to that temperature. Please repost question with adequate data. I hope ...
March 28, 2007 by Anonymous

Pre-Algebra [repost]
I'm sorry I had to repost, but this is urgent and i need it done by today!! Can someone please show me how to do these problems? I've been trying but I'm having a hard time... 1.Simplify the expressions on each side of the equation to obtain an equivalent equation: 5x + 12 + ...
May 2, 2009 by mysterychicken

Repost Repost Bio
I asked this, and didn't get a very helpful response. Question: hi, i did this lab, from this website and I was wondering if anyone could come up with 3 sources of error, and they can't be human error. Thanks! You are saving me! Seeing as I am not allowed to post to the ...
February 26, 2008 by InSANELY URGENT(Science teacher help)

Science [improv/repost]
So the question is: What is the difference between an ionic bond and a covalent bond? My answer is: In an ionic bond, the electrons are moved from one atom to another. In a covalent bond, the electrons are shared. Is this OK? Thanks-MC
February 5, 2009 by mysterychicken

Science [improv/repost]
So the question is: What is the difference between an ionic bond and a covalent bond? My answer is: In an ionic bond, the electrons are moved from one atom to another. In a covalent bond, the electrons are shared. Is this OK? Thanks-MC
February 5, 2009 by mysterychicken

Science - - Second Try
I'll repost the question I posted about thirty five minutes ago. It's still unanswered. Hello. (= I can't find the answer to this question: What are the five major classes of Chordates? The following question is: Using the list made in the previous question, number the ...
January 12, 2008 by Eve

science
Using Dimensional analysis, how do you set up a problem to find the density when given mass and volume? Suppose the mass of an object is 40 grams and the volume is 20 mL. Density has units of grams/mL. Then density = 40 g/20 mL = 2 g/mL. If this isn't exactly what you were ...
August 21, 2006 by Anne

science
what are tow types of environment present in every habitat? I'm not sure what you are asking. The geological the the climate aspects are always present. Is this what you want? I hope this helps. If not, repost your question in more specific terms. Thanks for asking. All toes ...
November 30, 2006 by jessica

Physical Science [repost]
I had a couple of questions for homework and I answered them the best I could. Can someone check and tell me if they are correct? 1.To describe the position of an object accurately, scientists use what? Ans- Coordinate Systems 2.In science, we have to describe the motion of an...
March 18, 2009 by mysterychicken

Just a repost, in case the old isnt seen
sorry! I never noticed..the mass should be 52000kg sorry about that! For Further Reading physics repost - Alexis, Sunday, October 14, 2007 at 6:07pm so it should be a 52000kg train slows from 25 m/s to 14m/s in 5.0 s. Calculate the work done on the train. so I found the ...
October 14, 2007 by Alexis

My algebra repost
1)
April 18, 2007 by Antonio

math (repost)
y =x+2 y =x^2
April 8, 2008 by michael

Science-Repost
Describe how the rotation of Earth is responsible for the movement of the stars. The rotation of earth is responsible for the movement of stars because as it rotates, objects around it rotate as well, such as planets, they appear to move through the stars because they are that...
February 6, 2010 by Sara

Science-Repost-Universe&Stars
What does it mean by the Local Group of galaxies? The Local Group of galaxies are a group of around 2 dozen galaxies. It is the group to which our galaxy belongs. All the galaxies are clustered together in this group. They are all very near eachother.
March 1, 2010 by Sara

About Posting
sorry for repost ~C
August 16, 2007 by ~christina~

math (repost)
if f(x)=2x-1 and g(x) 1/2 (x+2) calculate a)f(3) now if 2(3)-1=5 how do i find for gf(3)????
April 14, 2008 by cassie

algebra repost
simplify radical sqrt a^10
July 24, 2009 by Melissa

To Danii
I cannot read your 11:55 post. Can you repost it here?
May 20, 2010 by Jen

english
sorry i havent really used this site and im not sure how to repost my question instead of putting it as an answer to my question so heres the repost: I had to find embedded clauses I deplore the fact that bats have wings. --> bats have wings That Guinevere loves Lorian is ...
July 7, 2008 by Anonymous

Abby
Please repost your question, I accidently deleted it.
April 9, 2008 by bobpursley

6TH GRADE MATH
Repost perimeter is 30 and area 36
November 29, 2010 by William

algebra 117
repost sorry about that (k^1/8)^-4 oer(k^7)^1/2
July 22, 2012 by BERNIE

Science
I hope someone can help, Thank You! The wheels of a machine are identical. They have an outer circumference of 10 cm and an inner circumference of 5 cm. If the crank is rotated one quarter turn clockwise, where will the clock's hand point? More information needed. (Until the ...
April 8, 2007 by Danielle

science
What can happen to the reaction rate of a system that is heated and then cooled? Your question isn't quite clear; however, reaction rates increase, generally, with increase in T and decrease with decrease in T. Another way to interpret the problem is that an increase in T may...
April 16, 2007 by Shandra

Environmental Science
Which of the following is one way that a person can conserve water? a.Take a bath instead of a shower b.Wash laundry in small, partial loads c.use a low flow shower head to take short showers d.water the lawn daily and at nidday. I picked a. right? Because your saving more ...
April 20, 2007 by Mack

Science repost for Krishna
http://www.jiskha.com/display.cgi?id=1207535544
April 7, 2008 by Writeacher

History opinion repost for Kate
Is the Bayeux Tapestry an accurate source? Why or Why not?
April 28, 2009 by Ms. Sue

Math (repost)
Given f(x) and g(x)=f^-1(x). If f(1)=4 and f'(1)=-3, then find g'(4). ...No idea where to start with this. Please help? Thanks much!
April 27, 2010 by Nikki

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

Algebra (repost)
Can you help me on this problem as well? (or anyone.) Solve each inequality and check your solution. h - > -7 4 (bumping)
May 10, 2010 by Dean

Repost 2 PLz Help
6-y/y^2-2y-24=? *I don't get it at all!!! You need parentheses around portions of this thing so we know what the problem is.
February 20, 2007 by steve the hippo

repost Calculus
the length of the curve of intersection of the cylinder (4x^2) + y^2 = 4 and the plane x + y + z = 2 I'm so lost. Any help is appreciated!
April 24, 2009 by Anonymous

Algebra
|a+2 3z+1 5m|+|3a 2z 5m|=|10 -14 80| |4k 0 3 | |2k 5 6| |10 5 9| I needed to repost this. This is a matrice and I am trying to find the values of the variables in each equation.
December 17, 2009 by mike

ethnics help
sorry to interrupt is someone available for help. Please repost with your question, and we will do our best to help. Thanks for asking.
November 2, 2006 by minemine

REPOST biochem
i don't understand this why can carboxyl and phosphate groups act as acids? as in, what makes an acid?
October 18, 2007 by J

Science repost for Heather
http://www.jiskha.com/display.cgi?id=1207538741.1207539139
April 7, 2008 by Writeacher

egg protection
how can i protect an from a 6m fall and make it go 3m please look at your question. It makes no sense to us. Repost it
March 5, 2007 by chris

repost
bobpursely, I posted at 709 from our previous dialogue, can you please help me again? Much appreciated!
September 30, 2007 by RSVP

physics repost
Calculate the force of gravatational attraction between two spheres of mass 10.1 kg and 45.4 kg that are 38.5 m apart. F = G(m1)(m2)/r^2 = 6.67 x 10^-11(10.1)(45.4)/38.5^2 = 2.06 x 10 ^-11 N
April 3, 2008 by Jon

To Happy --
Please repost your math question -- and remove Ms. Sue's and my screen names from YOUR NAME'S space. Thanks. =)
February 8, 2009 by Writeacher

Grammar [Repost]
Is this an adverb phrase? The tangy scent of barbeque drew us TOWARD THE LITTLE CAFE. Thanks -MC
May 12, 2009 by mysterychicken

algebra repost
Simplify each expression. Assume all variables represent nonzero real numbers. -40^0- 30^0
July 24, 2009 by Melissa

Science
A drop of ink is in a tube.A stopper is used.What will happen to the drop of ink in the tube when you place your hands around the flask for 5 minutes? Is water in the tube? And what's the stopper used for? If so, heat is transferred from the hand to the water and heat ...
August 8, 2007 by Joey

math
2Tons=____oz Try the method DrWLS or I showed you. Then repost if you don't understand but tell us what you are having trouble with.
November 30, 2006 by brooke

English
Bloom's taxonomy, anyone? (Yeah, it's a repost.) Anything found on the wiki or the first page of google I've tried.
September 11, 2007 by Samantha

chemistry [repost]
In a recrystallization of vanillin, can you purify a substance whose solubility decreases as the temperature increases? Any help is appreciated!
June 23, 2008 by Anonymous

physics repost
A 1.00-kg ball is attached to a string of 0.50 m and swung in a horizontal circle with a velocity of 2.00 m/s. Find the centripetal acceleration. ac=v^2/r = 2.00^2/.50 = 8.0 m/s^2
April 3, 2008 by Jon

To "Cutie..."
Please choose a better "First Name" -- make sure it's not offensive in the least! Then repost your question. Thanks. =)
July 7, 2008 by Writeacher

MzLynn - auditory learning
Your post has been removed. We'll be glad to help you if you repost it along with your attempts to answer the questions.
January 17, 2009 by Ms. Sue

Science-Repost-Universe&Stars
Give 2 reasons y elliptical galaxies are considered to be older & more evolved than spiral galaxies. They are considered to be older because they have little instellar matter and because they rarely form new stars like the other galaxies do. They seem to be more evolved than ...
March 1, 2010 by Sara

Science
Have to answer these in a reflection. Help? How has science evolved over time? How is human ingenuity portrayed in sciences? In what ways have humans shaped science? In what ways has science shaped our lives? What would the world be like without science? In what way has ...
January 14, 2014 by Rag

Pre Calculus Repost Please Help
Can someone help me solve this problem: cos^2x + 5cosx - 2= 0 I am having some trouble finding x
February 5, 2009 by Anonymous

To Ray -- college
I've removed your biotechnology post. Please repost it with your thoughts about completing it and specifically how you would like us to help you.
February 17, 2009 by Ms. Sue

math repost
name two numbers with decimal hundredth that round to the same whole number but different tenths.
October 12, 2012 by marco

Physical Science [repost]
One more worksheet with questions that I need to have checked! 1.Average speed is the ________ an object travels divided by the ________ it takes. Ans- distance; time 2.The velocity of an object is its ___ in a certain _______. Ans- speed; direction 3.The steepness of the line...
March 18, 2009 by mysterychicken

French for Anonymous/E.G.
If you go back before the "repost" I found the first post just now! There is an answer there. Sra (aka Mme)
November 18, 2008 by SraJMcGin

To Sha -- Child Development
I've removed your lengthy post asking you to comment on a complex scenario. Please repost with your analysis of this situation. We'll be glad to help you then.
February 27, 2009 by Ms. Sue

Math(repost of #2 of last ?)
Write XY(with line over it) as the sum of unit vectors for X(8,2,-9) and Y(-12,-1,10). There's an example just like this in my book but I really don't understand it.
April 25, 2009 by Jon

Chemistry
Repost:: sorry couldn't understand it What is the concentration of C2O4^-2 in a 0.370M oxalic acid solution? Ka1=5.6x10^-2 and Ka2=5.1x10^-5
March 20, 2013 by V

science
1)effects of impurities on the boiling point of an organic compound. 2) purposes why melting points are determined. 3)suppose i am taking a melting point and the compound disappears, what must i do? Have you put any thought into these or do you expect us to do your homework? ...
August 15, 2007 by bugalo

Science
What is the mass of 15mL sample of mercury? Look up the density of mercury. mass = volume x density. Make sure the density is in g/mL. If it isn't you will need to convert it. One place to find density of mercury is at www.webelements.com and click on element #80. I don't ...
November 16, 2006 by Crystal

Repost: Biology!
What would be the consequences of the following be on photosynthesis? These are the only ones I am stuck on! a.) Photosystem I is not functional b.) NADP+ is not present in the thylakoid space
March 23, 2008 by HELP! PLEASE SOMEONE ANSWER!

physics repost
Which of the following physical properties can be used to measure temperature using a thermometer? A)volume B)pressure C)density D)viscosity I got A
April 4, 2008 by Jon

True or False econ repost
Relative PPP is a better approximation of reality when one of the two countries is suffering hyperinflation and the other is not.
May 29, 2008 by wilde

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