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Chem- REALLY URGENT!!!

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Literature
Can someone help me on this? its really urgent. what is Foil Character and Background Character? please don't give me the stage meaning just fiction. thanks. its really urgent.

chem
I have a really urgent question. I am wondering wheter or not esters are polar and what types of intermolular forces they have. can anybody answer this question nvm

ENGLISH URGENT !!!!!!!
What are good things to buy for a 17 year old boy that are not that expensive???? this is really urgent for a part of my english project..... pleeeeeeeeeeeeeeeeeeeese help!!!!!!!

REALLY REALLY URGENT
What are some problems children face at school and in general as students

chem help urgent!
i only have one submission for these and i dont' really know how to tell which one has the higher boiling point. can you help? Of each pair of solids, which one has the higher melting point? Kr(s) or Cu(s) and.. CCl4(s) or SiCl4(s)

computers lies or truth VEY URGENT
I saw a website that said the world will end in 2015. Is this true or not? I'm getting really really scared.

chem urgent!!
At a temperature of 35 °C, fluorine gas effuses through a pinhole at a rate of 8.7 L s−1. What is the speed of the fluorine as it effuses through the pinhole? i no u use the eq. 3rt/M ^.5 but i get 20 for the answer but it is really 450.

English (urgent)
can you give me 4 examples of informative texts..or websites where can I look for informative texts--4 paragraph informative texts...(i need it now)really urgent...please...

English
Writeacher, I'm still working on my paragraph on the presentation of the Irish school. I really hope you'll be there in three hours' time to check if everything is OK. By the way, can you suggest a website, on which (?) phrasal verbs are grouped according to their topics? It's...

Ancient History URGENT Akhenaten
HI Are there any good journal articles on Akhenatens personal aims? What he hoped to achieve. So far all I have is one sentance in a book saying he wanted to do away with the power of the priests of Amun. This is really urgent. My state library is offline and not responding so...

Chem Urgent!
What is the number of grams for 1 mol lead?

GEOGRAPHY (URGENT!!!)
I NEED HELP!!! this is urgent!!! Human-Environmental Interactions: how did the people in Khartoum modify the environment? how is the people in khartoum being influence by the physical landscape/environment? sorry my grammar sucks i have other questions but i really extremely ...

Chem Urgent!
I need help in balancing equation for NO2 + O2 -> NO + O3 Please help...

CHEM..URGENT!
What is produced at each electrode in the electrolysis of NaBr(aq) and AgF(aq)?

English-URGENT-HELP NEEDED!
Can ANYONE please help me by going to either the very bottom of this page or the top of the next and click on "English-URGENT-HELP NEEDED!"? I really need some help on that one and I'm afraid no one will find it and I'll have to keep posting it over and over. THANK-YOU ...

Chem Urgent!
How do I determine the number of moles for the substance: 3.5 x 10^23 molecules H2O?

Chem Urgent!
How can I divide this answer Pb2(SO4)2 it needs to be simplified by 2)?

urgent urgent urgent
what is the chemical make up of actin and myocin

Chem II (urgent plz)
Consider a titration of 50.00 mL of 0.1005 M HCl with 0.1012 M NaOH.

Chem Also Urgent!
How do I determine the number of grams for the following substance: 2.40 mol O2?

chem (urgent)
Can someone please explain to me in simple terms what the eutectic point and temperature are?

English Language
I asked this question earlier. I need to write 2 letters of complaint about problems I face at school and problems I face as a student in general but I can't find any problems, could you help me list some problems? Its really really urgent.

Chem Help!
I really need help with this question for my chem H.W. 1) On a summer day in Breckenridge, Colorado, the atmospheric pressure is 525 mm Hg. What is this air pressure in atmospheres? (round to the hundredths place) atm

Urgent for Chem!
need help in balancing equation for NO2 + O2 -> NO + O3 Please help it may look balance but it is not. This is a tricky one

CHEM URGENT
Determine the ionization energy of a hydrogen atom (in kJ/mol) if the electron is in its ground state

1 question, really urgent
if its 12:30pm in vancouver what time is it in Goose Bay labrador

Chem- REALLY URGENT!!!
2. Methane (CH4), ammonia (NH3), and oxygen (O2) can react to form hydrogen cyanide (HCN) and water according to this equation: CH4 + NH3 + O2  HCN + H2O You have 8 g of methane and 10 g of ammonia in excess oxygen. Answer the following questions: • What is the ...

math urgent urgent urgent
perpendicular to line -2x+y=7 contains the point (-4,-2) the equation of line is

math urgent urgent urgent
x+2y=12 find intercept a circle equation x^2+y^2+4x-4y-1=0 and graph 2)find domain and range f(x)=x^2-4x-5 find vertex of f(x) =x^2+4x-21

Organic Chem (URGENT)
What is the monomeric unit of a chain of molecules joined by peptide bonds? Answer:?? If anyone can help with this question. Thank you very much.

Urgent Chem Help
A certain substance has a heat of vaporization of 55.30 kJ/mol. At what Kelvin temperature will the vapor pressure be 3.50 times higher than it was at 361 K?

chem org
dipole-dipole means? and diff between non polar and polar? is it really part of organic chem?

Chemistry - Urgent
Determine the mass of 3.16 ×1023 atoms Cl. Answer in units of g. How do you do this? Need to get it done really fast. Thanks for help.

urgent urgent urgent
A freshman studying medicine at an Ivy League College is a part of his class crew team and exercises regularly. After a particularly strenuous exercise session, he experiences severe cramps in his thighs and pain in his biceps. explain the process the muscle go through

Chemistry
A solid metal is often known as having 'an array of positive ions in a sea of electrons'. Write down the electronic structure of magnesium atom and use it to explain what this phrase means. Actually I don't know how to explain it. So I need you to explain it in your own words...

URGENT CHEM
Write a balanced equation for the following reduction-oxidation reaction. SO3(2-) + MnO4(-) --- SO4(2–) + Mn(2+) numbers in parenthesis means the charge

Physics
Simple Harmonic Motion With the equation x=Acos(2 pi f) t why and how does f affect x This is really urgent! Thanx for any help! frequency determines how rapidly x oscillates.

Urgent Chem Help someone plz
Calculate the mole fraction of the solute in the following aqueous solutions 3.25% ethanol, by volume (d= 0.993 g/ml ; pure C2H5OH, d= 0.789 g/ml )

urgent urgent urgent
A freshman studying medicine at an Ivy League College is a part of his class crew team and exercises regularly. After a particularly strenuous exercise session, he experiences severe cramps in his thighs and pain in his biceps. •Explain the chemical process that occurred in ...

math urgent urgent urgent
1)let f(x) be a polynomial function explian how to use the factor theorem to check if (x-c) is a factor of F(x) 2) use synthetic division to factor X^2-2x^2-9x+18 completly

CHEM URGENT!!
If a cube with edges of 1.000 cm weighs 25.68 g, what would the mass of a cube of the same material with sides 2.63 cm in length be?

CHEM organic chem
i am really confused! i am doing the production of ethene from fractional distillation and i understand the whole concept of it what i don't get is how i can write a balanced eqn to show how ethene can be produced from C14H30 (tetradecane?!) i did C14H30 ------> C7H14 + ...

CHEM organic chem
i am really confused! i am doing the production of ethene from fractional distillation and i understand the whole concept of it what i don't get is how i can write a balanced eqn to show how ethene can be produced from C14H30 (tetradecane?!) i did C14H30 ------> C7H14 + ...

English language
what could be an example of something that is urgent but is not important? and something that is important but not urgent? these questions refer to daily actions or well any actions, i have absolutely no idea how to answer that. Sure doesn't urgent and important meant almost ...

CHEM URGENT
Infrared, ultraviolet, and visible radiation are all part of the electromagnetic spectrum. Arrange the three types of radiation in order of increasing energy.

AP CHEM (URGENT)!!!!!
How can ionization potential and electron affinity be used to predict whether or not a simple synthesis reaction will occur between a metal and a non-metal.

Science (urgent)
Hi I really need to know this I've asked a couple times but haven't gotten an answer yet. In the reaction X + Y ® Z, Z is the A) substrate. B) product. C) enzyme. D) carbon molecule.

PHYSICS URGENT URGENT URGENT URGENT HELP NEEDED!!!
A uniform ladder of length 20.0m and weight 750 N is propped up against a smooth vertical wall with its lower end on a rough horizontal surface. The coefficient of friction between the ladder and this horizontal surface is 0.40. (b) Work out and add the numerical values of ...

Another Algebra (urgent!)
Find A if the graph of the equation Ax + 3y = 5 is parallel to the graph of 5x - 2y = 4 I tried to solve the problem, but I couldn't really get a good answer. Thanks!

Ksp/Ka Questions-Chem
I really don't understand how to set this up. Any help is really appreciated! I really don't quite understand how to set up a caluculation to figure out whether a precipitate will form and i'm struggling with the second half too! When 25.75 mL of 0.00826 M lead II nitrate is ...

English
Can you check this sentence, it's really urgent. Before sending you details of my credit card, I would like you to confirm the offer made to me by Mr Smith, your Reservation Executive.

chemistry
Which of the following species exhibits resonance if all the formal charges are minimized? a. OF2 b. N2 c. PCl5 d. ClO3- e. BrF3 plz help me out here. its really urgent!!!

Health
Sometimes a patient needs additional care that his or her regular physician cannot provide. In this instance, the physician can make a referral for a patient to see another physician. What are the three types of referrals? (1 point) regular, urgent, fast normal, fast, STAT ...

Math urgent
explain how to compute the xy term of the product (3x-4y)^2? if possible with solution please.... its urgent

TO DrBob222 or any science helper
identify the following formulas as acids, bases or salts: HCH3COO NaCL H2CO3 C6H8)7 Mg(OH) NaOH KBr Sr(OH)2 HNO3 please help really urgent :) thanks :)

Chem Midterm Review
Ok, so I've been really busy with midterms and my chemistry one is tomorrow. Now, I never intended to let so much time slip by before i started studying, but it happened. It's one of my most important exams. Do I still have a chance of passing? If so, how should I attempt to ...

Chem
A 10.0% by mass H2SO4(aq) solution has a density of 1.07 g·cm-3. How many milliliters of solution contain 8.34 g of H2SO4? What mass (in grams) of H2SO4 is in 248 mL of solution? It's been a while since I have had a chem class...so sorry if this seems really easy I just don't...

egypt
urgent!!!!urgent!!!!!! have to go to bruins game at 5:45whats the magical fiqures inbetween the rapping in a mummy?

Venn Diagram (URGENT)
What are 6 similarities between Canada and Haiti? 1. French Influence 2. 3. 4. 5. 6. Please someone help, this is urgent. thank you.

MATHS! URGENT!
describe how each sequence is generated and write down the next two terms: a) 40 41 43 46 50 55 b)90 89 87 84 80 75 c)1 3 7 13 21 31 d) 2 6 12 20 30 42 PLEASE HELP its urgent!

Math
This isn't very urgent but can you please break this down to me step by step? I really don't understand. I get that I'm supposed to use the order of operations but I still get lost. 2[4(9-7)+1]/3

science-urgent
What are differences between Continental Drifts and Plate Tectonics? I need at last 4 for each. Please help its urgent!!!!! Thanks a bunch! Ellie

Science- urgent-review
what type of galaxy do astronomers consider to be the oldest? It's urgent because I am studying for a grade 9 exam but I don't know what this is.. please help.

chem urgent
Calculate the mass ( kg ) of the solute benzene and the mass ( kg ) of the solvent acetone that should be combined to generate 1.51 kg of a solution that is 0.275 m benzene.

organic chemistry
whats the difference between inorganic chem and organic chem? im really confuse because mrs. white told us inoraganic is about ionic bonds while organic is about covalent bond. what is the difference between the twooo? please help me

English
I forgot to add these few more things. They are really urgent. Thank you. 1) I told my collegues about the possibility of carrying out a Comenius project on how to write the screenplay and shoot (make) a film. 2) As a matter of fact, they would rather be involved in a project ...

Chem Help Please Urgent!!!!!!
What is the boiling point of a solution of 0.515 grams of acenaphthene (C12H10) in 15 grams chloroform (CHCl3) given pure chloroform has a b.p. of 61.7 C and a Kbp of +3.63 C. Thanks!

English (URGENT)
LQuestion I have to answer: What are the author's reasons for writing this book? How do you know his reasons? Give examples from the novel. I don't really understand that, can someone please clarify. Thank you,

chem
hey I am really stumped...I would really appreciate some help with this question 1.0560g of antacid is weighed and mixed with 75.00mL of excess 0.1126 M HCL. The excess acid required 4.68mL of 0.1008 M NaOH or back titration Calculate the neutalizing power of the antacid in ...

Gen Chem
For my chem class I have 3 elements and have to find what they are used for today or an interesting fact. I have looked but I can't really fin anything. My elements are: Cobalt,Thulium, and Roentgenium I found that cobalt is used in money (nickels, quarters, and dimes, but ...

Geometry urgent!
If the radius of the two areas is 12in find the length of a chord of an arc of 45 degrees, 30 degrees and 60 degrees. I really don't know what to do here! Please help!!

Physics - urgent!!!
A swimmer tries to go straight across a river that is 500m wide. The swimmer can swim at 1.5m/s. There is a current of .05m/s downstream. Calculate a) the actual velocity of the swimmer b) how long it will tale to reach the far shore c) how far donstream the swimmer will hit ...

Org. Chem SOS???
Sorry for re-posting this question but I feel as if it hasn't been read or something. Otherwise does no one really know the answer? I am really going crazy over it and I have only 1 try left. Please What is the lowest energy alternative resonance structure for this compound: ...

chem
what does the heating curve of ethanol look like? im really confused about this...

History reflections URGENT
HELP! Trying to find information on Michael Kaznelson author of Remembering the Soviet State: Kulak Children and Dekulakisation. This is urgent so thanks for all your help.

Chem
Can someone explain in really simple terms the difference between Sigma and Pi bonds?

urgent chem help ( dr bob plz)
A particular household ammonia solution (d= 0.97g/mL) is 6.8% NH3 by mass. How many milliliters of this solution should be diluted with water to produce 650 mL of a solution with pH = 11.55? ------------------------- i am gettig 5.3 x 10^-10 is that rite or worng pzl conform ..

Career Urgent
people i really need your help i don't know waht are the the negative things being a web designer/developer i thought for more than an hour and i still couldn't figure out what are the neagtive things please help and thank you

chem urgent!!
What is the pH of the solution created by combining 12.00 mL of the 0.10 M NaOH(aq) with 8.00 mL of the 0.10 M HCl(aq)? with 8.00 mL of the 0.10 M HC2H3O2(aq)? i need to find the ph with HCL and then with hc2h3o2. i got 1.30 as my anser but this was wrong i multipled all these...

CHEMISTRY--URGENT
HNO3 with pH 3 is mixed with 2 L KOH with pH 12. assuming volumes are additive what is the pH of the final solution? I have absolutely no idea how to do this. I do know the answer, though. I have a test tomorrow and I would really appreciate it if someone could help!!!!

chem.
I really don't understanf how jameschadwick discovered the neutron. iread websites and read the 18 pg. article but what was his experiment?

studying for chem 2
My professor really likes conceptual problems and that is what we will be tested on. How can I practice concept questions??

chem
---------- A compound has the formula Mg3X2. If 1.87 g of X combines with 4.86 g of magnesium, what is the atomic weight of X? A) 7.0 B) 14.0 C) 21.0 D) 28.0 E) 32.0 ---------- I'm having a really rough time with this one. It seems the total weight is 6.73 g, and that 27.79% ...

Chem please help urgent
why is the formation of a condensation polymer impossible in these cases ? A) ethanoic acid + NH2CH2CH2CH2CH2NH2 B) ethanoic acid+CH3CH2NH2 C) HOOC-CH2-COOH + CH3CH2NH2

Biology- Urgent
1. There is no ____ that is specified by a stop codon on an mRNA molecule. 2. Why is it impostant for RNA polymerase to start at the right place and transcribe in the right direction? I really had no ideas on these two. Please help. Any help is appreciated. Thank you.

Math URGENT REALLY FAST HELP
find the inflection points of the function: f9x)=x^2(ln(x)) Now I don't think there are any inflection points because both intervals are concave up. Am I right, or could someone help me if this is wrong?

Chemistry URGENT/DR BOB
I have a couple of unfinished experiments i need help with as well. If you can help me. Thanking you in advance. If I tested the ph of NaOH and its H+ was 12.2 how would I express this in a power of 10? I really have no clue. Need help.

Chem URGENT!
What is the translating word equations for this question: Nickel reacts with lead nitrate to produce nickel nitrate and lead.

spanish!!...urgent!...please help
how did the geography influence the migration and exploration of colombia? venezuela? i need websitres for this urgent...please help asap... :(

Algebra 2 help its urgent please(:
Jacob is standing 112 m from a building. The angle of elevation when he looks up to the top of the building is 62°. How tall is the building? Enter your answer, rounded to the nearest tenth I'm really confused on this question

chem
for the reation: B203 + 3Ca = 2B + 3 CaO how do i attempt to know which 1 is oxidized? I really do not understand chemistry its my weakest subject

urgent alg 1
add or subtract 2 2 (2t -8t)+ (8t + 9t) second question 3 2 3 (t +8t ) + (-3t ) please helpp its urgent i have the answer butt im not suree pleasee helpp

GR.10 CIVICS!!!!!URGENT
CAN SOMOENE PLEASE GIVE ME A LINK TO A PICTURE THAT HAS TO DO WITH OR IS RELATED TO ABORIGINALS GAINING THE RIGHT TO VOTE IN CANADA(1960).PLEASE! ITS URGENT.THANKS

chemistery lab..urgent
hi..can someone hwlp me out here on how we can calculate the moles of H2T(phthalic acid)?? its urgent for my lab this evening 1:00pm friday

Legal Studies
Hi beautiful people! I need help finding statistics on the rates of incarciration/fines or other punishments for person convicted of victimless crime in Australia. Preferably Queensland. This is urgent, I simply cannot find the information and I would REALLY appreciate your ...

chem
Give the full set of quantum numbers for the electron lost when a Cs atom ionizes. a. n = 6; l = 1; ml = –1; ms = +½ b. n = 5; l = 0; ml = +1; ms = –½ c. n = 5; l = 0; ml = 0; ms = –½ d. n = 6; l = 0; ml = 0; ms = +½ I am really am not sure but I think its b

Dr Bobb
where u from r u chem proff... where do u teach .. i like the way u answers u r really gud thnks for ur help bye may God bless u

Chemisty
How many grams of Cl are in 38.0g of CF2Cl2? I really want to figure out how to do it. I can't seem to understand any of this Chem homework and it's getting me frustrated, please help!

CHEM PLZ URGENT!!
19. A block of aluminum has a volume of 126.5 cm3. Its density = 2.70 g/cm3. What is the mass of the aluminum? A) 342 g B) 46.9 g C) 127 g D) 0.0213 g E) 124 g The answer is A.....But I still can't figure it out....I keep getting D as an answer..

To ANY SCIENCE HELPER URGENT
1. Describe 2 methods of viral infection 2. How can a virus be helpful to its host? Please this is very urgent, I have finished everything else but these r my last 2 questions that I don't know! Please help! Thanks:)

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