Friday
April 29, 2016

Posts by lena

Total # Posts: 1,035

Geometry(Very Urgent!!!)
Since it's an equilaternal triangle you know that all angles are the same. So each angle is 60 degrees. 5x-2y = x+2y 5x-x = 2y +2y 4x=4y x=y so now you can use either equation 60= 5x - 2x 60= 3x 20 = x
November 5, 2008

Chemistry
If it was broken into 2 different questions. number one being find the limiting reagant and number 2 being find the theoritical yield of AlCl2 would it still be 1 significant digit?
November 5, 2008

Chemistry
I did a lab where I put Copper (II) Chloride in water with Alumnim. 2Al + 3CuCl2 -> 3Cu + 2AlCl3 The aluminum on the reactant side weighs 0.5 g and the CuClw weighs 1.69 grams. It said to find the theoricital yield. Did I do this right? 2Al + 3CuCl2 -> 3Cu + 2AlCl3 # of ...
November 5, 2008

Genetics
What are three sources of emobroyonic stem cells and how are they obtained from each? This is what I have so far: 1. Blasocyst of an embyro 2. Embilical cord of a baby 3. ? I don't understand how to explain how to obtain them. Don't you just remove them?
November 3, 2008

Genetics
Whats a homolog?
November 3, 2008

Stem Cells
Are adult stem cells found only in adults human beings or all human beings regardless of age?
October 31, 2008

BIO
Thanks so much :)
October 22, 2008

BIO
is it because in order for there to be a boy the dad would have to give a y because a mom can only give x and since the y is domiannt it would always express the trait>?
October 22, 2008

BIO
heres the question, I totally dont understand it: a few sex linked ttraits in humans are located on the Y chromosome and are dominant. What pattern of inheritence would uou expect to see in these traits? show your exmaplantion.
October 22, 2008

math
how do i solve systems of three equations with elimination??
October 20, 2008

law
what should someone do after being sexually assulted?
October 13, 2008

Law
thank you
October 13, 2008

Law
Why do people commit sexual assult? This is what I have so far: - for power or control - women-haters - have been assulted in the past could you tell me some more pls.
October 13, 2008

science
I put a peice of copper into a flame and I need to write a word equation for it. Whats a flame made up of cause I wanna write copper + _____ -> _______ + ________ I know its a synthesis reaction.
October 6, 2008

science
which would have the greatest ionization energy potassium ion, chlorine ion,or argon atom?
October 4, 2008

Science
Thanks DrBob :)
September 23, 2008

Science
road salt has been dropped on grass. keep osmosis in mind, what would happen? answer: since the road salt is hypertonic solution and therefore the water in the grass would diffuse into the road salt thus causing the grass to die. Is this right? What should I add?
September 23, 2008

last question sci. :)
road salt has been dropped on grass. keep osmosis in mind, what would happen? answer: since the road salt is hypertonic solution and therefore the water in the grass would diffuse into the road salt thus causing the grass to die. Is this right? What should I add?
September 23, 2008

biochem.
why is it important for the intravenous fluids to have the same solute concentration as your blood? Answer: If the intravenous fluids did not have the same solute concentration, then the red blood cells would shrink, if the intravenous fluids were hypertonic or they would ...
September 23, 2008

science
why is it important for the intravenous fluids to have the same solute concentration as your blood? Answer: If the intravenous fluids did not have the same solute concentration, then the red blood cells would shrink, if the intravenous fluids were hypertonic or they would ...
September 23, 2008

science
ok works for me thank you :)
September 23, 2008

science
so would it be better to place a wilted flower in tap water or distilled water? Answer: I would say distilled water because it contains a lower cocnentration of solute than the flower and therefore the water would more easily diffuse into the flower. Tap water contains things ...
September 23, 2008

SCI
both of these sites say use either distilled water or tap water. :S But i`m trying to figure out which is best.
September 23, 2008

SCI
so would it be better to place a wilted flower in tap water or distilled water? Answer: I would say distilled water because it contains a lower cocnentration of solute than the flower and therefore the water would more easily diffuse into the flower. Tap water contains things ...
September 23, 2008

SCI
ok I understand thank you :)
September 23, 2008

SCI
Hypothetically speaking, I placed a cell in a glass of water and after about a day the cell grew in size. Why did the cell grow? Well I was thinking this: The reason the cell grew was because there was a higher concentration of water outside of the cell and therefore -in order...
September 23, 2008

sci.
Thank you so much. I finally understand this. :)
September 23, 2008

sci.
I`m so confused about osmosis right now. If you place a cell in a hypertonic solute then wouldn`t the water go into the cell since they`re trying to acheive equilibrium?
September 23, 2008

bob -sci.
keeping osmosis in mind, would it be better to soak wilted flowers in distilled water or normal tap water? I was thinking tap but I`m not sure why I`m thinking that. Maybe because tap water has a higher solute concentration that than distilled. i`m not sure. could you explain ...
September 23, 2008

sci.
keeping osmosis in mind, would it be better to soak wilted flowers in distilled water or normal tap water? I was thinking tap but I`m not sure why I`m thinking that. Maybe because tap water has a higher solute concentration that than distilled. i`m not sure. could you explain ...
September 23, 2008

science
Thanks Dr. Bob :)
September 8, 2008

science
when you eat to much, like more than your need, the mitochondria in your liver makes triglycerides to store the excess. Why is that storagge important? :S
September 8, 2008

Bio
What are the similarities and differences between fatty acids and polysaccharides?
September 8, 2008

Sci
Thanks You :)
September 3, 2008

Sci
Thank you so much :)
September 3, 2008

Sci
What are the 5 signs that show a chemical change has taken place? I wrote: - theres a smell of ordur - change in color - fizzing or bubbling - percipitate forms - difficult to reverse Could you name a couple more please and tell me if those are right. Thank you.
September 3, 2008

science
try typing something like: dangers of carbon dioxide to human health into a search engine
September 3, 2008

science
- Asphyxiation. Caused by the release of carbon dioxide in a confined or unventilated area. This can lower the concentration of oxygen to a level that is immediately dangerous for human health. - Frostbite. Solid carbon dioxide is always below -78 oC at regular atmospheric ...
September 3, 2008

science
natural sources: - burning of fossil fuels - volcanic eruptions - decay of plant and animal matter - resperation
September 3, 2008

Sci
blood
September 2, 2008

Sci
What would happen if our pH levels increased?
September 2, 2008

Chemistry/pH- Weak Acid
where did you get c = 1.00x10^-2 = 0.0100 M from ?
August 17, 2008

English
Thanks so much Ms. Sue. I finally understand the purpose of semi-colons.
June 2, 2008

English
Oh O.K Thanks Ms. Sue May I ask when a semi-colon should be used?
June 2, 2008

English
I have another question. Should I use : or ;
June 2, 2008

English
Thanks so much GuruBlue
June 2, 2008

English
Flamenco can be further divided into four more categories; Flamenco singers, Flamenco dancers, Flamenco guitarists and Flamenco Bands. Should there be something else in place of the semi-colon? What I mean is, is there something better I can put there. I`m not quite sure when ...
June 2, 2008

math/science
"calculate the volume of 5g of a substance with a density of 6g/mL. SHOW ALL WORK" I just can't figure it out. D=M/V. But if you're making both sides equal? If someone could just explain. Because at first I thought it was 8.3, then 5/30, and I'm not ...
May 30, 2008

Shakespeare
Thanks so much Ms. Sue =)
May 22, 2008

Shakespeare
In the Globe Theatre (the very first one), where were the 'poor spectators' accomadated and where were the 'rich'? I think the poor may have been the ones standing in 'the pit' but i`m not too sure.
May 22, 2008

chemistry
I would like to comment on the acidity of sofdrinks. Coke & Pepsi - 3.4 pH Coke and Pepsi are very acidic and most people know that if you place a tooth in coke or pepsi that it will dissolve (eventually). Therefore BLOOD seems most suitable if you were to chose of of the ...
May 12, 2008

chemistry
Blood
May 12, 2008

English
Thanks =)
May 12, 2008

English
`m writing a bio-poem. Is what I wrote below gramaticcaly correct? I`m not sure if the second part makes sense, the gallows part. Who feels that he has been robbed of his faith in God and fellow human beings, exposed to the deepest inhumanity and that life has becomes as black...
May 12, 2008

English
Does this make sense? Who fears that liberty has gone extinct, his family will cease to exist and that God is hanging from a gallows
May 12, 2008

English
I`m writing a bio-poem. Is what I wrote below (just one part in the poem) gramaticcaly correct? Who feels that he has been robbed of his faith in God and fellow human beings, exposed to the deepest inhumanity and that life has becomes as black as ‘Night’
May 12, 2008

History
Thanks a lot =) This really helped
May 12, 2008

History
What are some adjectives that could be used to describe the survivors of the Holocaust? - brave have any more?
May 12, 2008

English; grammer
Thanks so much Ms. Sue.
May 11, 2008

English; grammer
Could you please tell me if I have properly identified the part of speech of each word. If I have made a mistake, could you please correct me. - Word: femurs Sentance:Jawbones, hipbones, femurs. Part of Speech:NOUN Word: Apache Sentance: White smoke puffed like Apache signals ...
May 11, 2008

chemistry
-2144kj
May 1, 2008

English
I need to think of an exciting title for a newspaper article about a mad-dog. Could you help by giving me some words that might grab a reader's attention?
April 27, 2008

English TKAM
Thank You =)
April 27, 2008

English TKAM
In the novel, "To Kill A Mockingbird," when did the courtroom scene take place? (time during the novel) Like what month and year
April 27, 2008

Mythology
Thanks so much
April 22, 2008

Mythology
The goddess Astrea is often depicted holding what? I need it to be one or more of the following options: Scale Sword Blindfold *** if you have anything else to add please do so Thanks in advance =)
April 22, 2008

Computer Science
var row,column: int randint (row,3,10) randint (column,10,30) locate (row,column) put " ".. ?? i`m actually very new at this so i`m very confused
April 7, 2008

Computer Science
how would you write that? (I don`t have the program with me)
April 7, 2008

Computer Science
In the program Turing, how would you move an box randomly around the screen. This is what I have so far: for row: 3..10 for column: 10..30 locate (row,column) put " ".. end for I think this creates a box. How would I move this box across the screen by only using ...
April 7, 2008

vocab
I thought he was "counting his chikens" what does the phrase in quotes mean. It`s not meant to be literal
April 2, 2008

vocab
thanks so much :]
April 2, 2008

vocab
what does this statement mean; questioning the verdict ??
April 2, 2008

History
During which battle did Guru Gobind Singh Ji say, "sava lakh se ek laraoon, tabe Gobind Singh naam kahaoon"?
March 23, 2008

English
What does the following saying mean an elbow only bends one way ??
March 20, 2008

Simple Grammer
Hmm That makes sense Thanks so much =)
March 20, 2008

Simple Grammer
She was dressed in red robes with a metal crown on her head, and paraded through the streets in a wooden cart pulled by a donkey festooned in red bunting. Is festooned a noun?
March 20, 2008

Simple Grammer
Thanks =)
March 20, 2008

Simple Grammer
She is headstrong In this sentance, is headstrong an adjective?
March 20, 2008

English
Thanks =)
February 28, 2008

English
whats the word that means your not lying but not telling the truth. like not telling the whole truth
February 28, 2008

English`
thanks so much that word will work well =)
February 12, 2008

English`
Whats one word that means someone that in not knowing something?
February 12, 2008

English
What does diction mean? I looked it up but i`m not understanding what i`m suppose to do when the question says how the author make the story beleivable through diction?
February 12, 2008

English/History
Thanks So Much Ms.Sue
February 12, 2008

English/History
Was there something happening with women during the 1900s? i`m thinking like they were saying that they could do anything men could do. Some special event that took place?
February 12, 2008

Word
That is a very good example. Thanks so much =)
February 6, 2008

Word
Umm I`m not quite sure what zeal means like if someone were to say I had no zeal to live what would that mean? that dosen`t make much sense to me
February 6, 2008

English
thanks =)
February 6, 2008

English
how do you properly quote a fammous quote
February 6, 2008

English
thanks so much (:
February 6, 2008

English
This is a part I wrote before I knew exactly what I wanted to become. I wanted to be a doctor. I wanted to help save peoples lives on a daily basis. What better feeling than to know you just saved someone from inches from death? You see, I had a dream. Should the you see come ...
February 6, 2008

English
would this be a proper way to start a sentance: You see like for example You see, I had a dream.
February 6, 2008

English
OK Thanks Guru Blue & Ms.Sue You helped a lot =)
February 4, 2008

English
like forever meaning never ending ( billions of years ) does that clarify?
February 4, 2008

English
Is there some kind of word that means always being peace
February 4, 2008

English
What's a word that could describe the following phrase: forever peace
February 4, 2008

chem
In the lab, you're handed a test tube with sodium chloride dissolved in water. You add aqueous barium carbonate to the tube. What are your observations? Thanks
January 24, 2008

math
We are learning about parabolas and the question was using partial facotring to find 2 points that lie on the parabola. How would I do that? Ex. y=x^2-12x+23
January 24, 2008

math
when is partial factoring used?
January 24, 2008

Math
Then when is partial factoring used?
January 23, 2008

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