Wednesday
April 16, 2014

Posts by ANON


Total # Posts: 1,305

chemistry
If you had used a different mass of magneisium metal would you expect the empirical formula of the compiund to be the same? explain

Organic Chemistry
What orbitals are used to form the C–B bonds in B(CH3)3?

General-Law
1. The rationale for punishment and correction comes from A. the social contract theory. B. Rawls’s theory. C. utilitarianism. D. egoism. 2. The two major justifications for treatment and punishment are A. incapa...

mathematics
O.O CHEAT!!!!

Science
Fats offer a vast source of energy. (32kj as opposed to carbohydrates lowly 17kj for molecule) Fats can also be converted into adipose tissue which insulates and protects the body. Protein can be converted to glucose in deamination. And can also be used in growth replacement a...

Biology
Lipaze? Thats the enzyme used to break down protein. Well Penicillin prevents the synthesis of bacterial cell walls and other antibiotics punch holes in cell walls. Do you mean cell wall or cell membrane? Cell walls are found around plants and bacteria. ie. not human cells.

biology
Ionic bond is the electrostatic attraction between oppositely charged cations and anions. Covalent bonding is the sharing of electrons between 2 non metals.

college/human biology
Ok the guy above is a retard and hasnt answered the question. Cell: Epithelial Cell (to be specific lets say a Glandular Epithelial Cell) Tissue: Epithelial Tissue Organ: Skin System: Immune system

math
Ray Cupple bought a basic car costing $10,150.00, with options costing $738.00. There is a 6% sales tax in his state and a combined $50.00 license and registration fee. What was Ray's total cost? A. $10,938.00 B. $11,541.28 C. $11,547.00 D. $11,591.28 which one is it c or...

math
Jane Marko buys a car for $11,400.00. In three years, the car depreciates 48% in value. How much is the car worth in three years? A. $3,800.00 B. $4,788.00 C. $5,472.00 D. $5,928.00 my work 11400.00*0.48=5472.00 am i right .

math
A pair of pants with a marked price of $35.00 has a discount of 20%. How much is the discount? A. $7.00 B. $17.50 C. $28.00 D. $42.00

chemistry
f+2 means f+2 and you should've said what not that it's a variable plus a number

chemistry- stoichiometry problems
C2H4+3 O2->2 co2+2 H2O If you start wit 45 grams of C2H4 how many grams of carbon dioxide will be produced?

chemistry- stoichiometry problems
Mg+2 NaF-> MgF2+2 Na If you start with 5.5 grams of lithium chloride, how many grams of calcium chloride will be produced?

Chemistry
check your book

Chemistry
basically the particles in both the liquid and vapor would keep moving around and spreading out evenly until equillibrium is reached. that's basically it

english
What's a thesis statement

I just need your IMAGINATION
What's a good creative title for overfishing?

Chemistry
ask your teacher.

ENGLISH GRAMMAR~!~!~!~!~
when do you use affect and when do you use effect?

chem
thanks that worked

chem
When hydrochloric acid reacts with magnesium metal, hydrogen gas and aqueous magnesium chloride are produced. What volume of 1.0 M HCl is required to react completely with 4.00 g of magnesium i did 4.00g x (mol/24.31 g Mg) x (2 mol HCl/1 mol Mg) x (L/!.0 mol HCl) = .329 L why ...

Financial Accounting
What items appear on the merchandising company statements that don’t appear on the service company statements? Why is there a difference?

history
what exactly is the third world counter offfensive? is it the war for the persian gulf?

chemistry
Yeah I know...sorry, but that's all the information I was given Thank you for your answer. But what exactly do you mean by "then make to the final mark of the flask with water." ?

chemistry
This is confusing. I am supposed to explain how to prepare a solution using the proper lab equipment (both from dry solid and a stock solution) Help would greatly be appreciated...

biology
You find a male tribble with plaid fur. When you cross this male with a purebred solid blue female, all the offspring are solid blue. A cross between two of these F1 tribbles produces an F2 generation that is 3/4 solid blue and 1/4 plaid. All of the blue F2 tribbles are male. ...

calculus
you do it separately to find each intercept

calculus
when y-int, x=0 and x-int, y=0

parts of speech
Thousands of years ago, fish were caught in nets and traps the word (in) is it a preposition in this sentence.

PARTS OF SPEECH
Thousands of years ago, fish were caught in nets and traps. Is the word (in) a preposition?

Personification
How about -- do it yourself. it's your homeowork.

algebra 1
A Robber Ducky?

Math
250?

Physics
Try to use P2-P1 = ρ/2(v1^2-v2^2) Derived from P1 + 1/2ρv1^2 = P2 + 1/2ρv2^2 Then A1V1 = A2V2 is from continuity and can be expressed V1 = A2V2/A1 You get the equation P2 - P1 = ρ/2((A2V2/A1)^2 - V2^2) via substitution And then simplify to 2(P2-P1)/ρ =...

psy
I just wanted to follow-up to this question and answer. The textbook for ths class is still the same, and is one of the worst textbooks I have ever read. The person who wrote it seems to have written it just to see how much of a prig he could sound like. It's very difficul...

american government
a police officer has arrested a suspect and produced evidence of wrongdoing. list three questions you would ask the officer to determine whether the freedom and security of the suspect have been violated

american government
how can a governors message power affect legislation in a state?

american goverment
great answer damon thank alot

american goverment
thamk you

social studies
What does income polarization mean?

12th grade
They both allow internal fertilization to occur.

precal
Create a rational function that has a polynomial function that is similar. The rational function must have a vertical asymptote. thanks for any help.

Social Studies
here you go buddy. They were to seize stores of colonial gunpowder and also to bag the "rebel" leaders Sam Adams and Jhon Hancock.

re msg for writeacher
thanks for your help now you have broken it down like that it makes a bit more sense.

year 8 re
i need to write an essay about christians. the questions i have got are:- 1) Christians argue that.... 2) a futher point christians make is that... 3) however there is are also strong arguments against this point of view . people who do not believe in the existence of Jesus cl...

nonfiction
kool, 100%! thanx kourtney!

music
i need to find 10 musical things about buddy holly and how he died. thanks!

PLEASE HELP ME WITH MY MATH H.W.
12 friends, 70cents each. 5 dimes and 4 nickles. 9 coins total

Ethnic Diversity
Two years later... I'm on the same damn checkpoint. So much for up to date learning.

history
I can't find a thing online and there is no reading for this week....oh well...

english
We have to state why the following sentences are not gramatical: a) Robin forced the sheriff go (I know there should be a "to" before the go, but I dont get the "rule" of why its gramatically incorrect) f) He came a large sum of money g) Did in a corner lit...

history
I came to this page by means of search engine.. thanks for the history lesson..

speech
thank you :)

speech
help...i can't think what to do a speech on. It is for tomorrow. I was thinking about doing it on essays - can anyone help?

Ms Sue
Thankyou so much for all the help you gave me on the broughton airbus factory. i would have been lost without your help. thanks again !

geography
a BIG thankyou to Ms Sue for all your help on broughton airbus factory. you gave me alot of help and i appreciate . thankyou!

geography
where are all the airbus factories ? thankyou for your help!

GEOGRAPHY
why is the broughton airbus located in broughton? Is it because it is close to the motorways [i don`t know which motorways] close to the River Dee and it has enough land if it needs to be extended? the names of motorways will be useful thanks! SORRY to be a pain i`m sooooo stu...

geography
what is the job of the beluga whale airbus? what happens when the parts arrive in toulouse? describe the site of the broughton airbus factory? thanks!

Electrochemistry
WEBASSIGN.... too bad no one answered this question...

dt
is a portable drill the same as a cordless drill? i`m confussed i don`t know if they are the same or different.

dt
definition for portable drill.

DT WOODWORK
thankyou for helping finding the sites about the different drills it was big help

DT WOODWORK
what is the definition of 1/ portable drill 2/ pillar drill 3/countersink 4/pilot hole thanks for your help

YEAR 7 GEOGRAPHY
Thankyou Ms.Sue for finding the site for the Broughton airbus pictures. They were very helpful .

YEAR 7 GEOGRAPHY
i forgot to mention i need some photos of the airbus factory in Broughton Chester. i can`t seem to find any. thankyou

year 7 geography
Please could someone help me i need to write an essay about airbuses.These are the questions i need to write my essay about. thanks for taking the time to help 1/ how does the airbus uk fit into the airbus factory? 2/ describe how the wings are transported and how they get to ...

science
does anyone know any science revision games about mr mcluthon i need to use it for my revision but can`t find them . thanks

HISTORY
does anyone know any good sites about the spanish armada that explains it simply. i need to write an essay about why it failed and the reasons. thankyou for your help!

Electrochemistry
^ Sorry Dr.Bob222 on behalf of these people from UCI

year 7 science
what gas is made from hydrochloride and zinc? Is it zinc chloride? how to test for zinc chloride what experiment to do . thanks i`m stuck on these questions . not very good at science!

math
is 2tanx the same as tan2x?

english: critical thinking
1 hundo! with: 1.D 2.B 3.B 4.D 5.B 6.B 7.A 8.A 9.A 10.D

chemistry
6.Answer the following questions about BaC2O4 and its hydrate: A. calculate the mass percent of carbon in the hydrated form of the solid that has the fromula BaC2O4 * 3H2O

chemistry
5. DDT is an insecticide banned by the U.S Government because it is a hazard to fish, birds, and humans. 710 g of DDT is actually isolated in the reaction. the theoretical yield for this reaction was calculated to be 725 g. what is the percent yield for this reaction?

chemistry
4. Phosphorous trichloride, PCl3, reacts with water to form phosphorous acid, H3PO4, and hydrocholoric acid: PCl3+ 3H2O> H3PO3+3HCL a. what is the limiting reactant when 10.0g of PCl3 is mixed with 12.4 g of H2O? b.what mass of HCl is formed? C. how much excess reactant rem...

chemistry
3. How many grams of CaCO3 are required in the preparation of exactly 73.5 g of CO2? ---CaCO3> ---CaO + ---CO2

chemistry urgent!!!
2. When exactly 61.9 g of silver nitrate react with magnesium, how many grams of Ag are prepared? Balanced equation:

Chemistry
Please Help me with my chemistry Review I have a test tommorow? Please help me with my review my test average is low and i need at least a b to pass the class for the six weeks I am freaking out!!!! I care more about showing work i dont want answers I just want help on how to ...

Physics
You have been asked to keep a 35.1 kilogram crate from sliding down a 50.03° incline. The coefficient of friction between the crate and the incline is 0.26, and it's on the surface of Mars (gravitational acceleration at the surface of Mars is 3.75 m/s^2). How much forc...

Physics
A vacant, 1560 kg car begins from rest and rolls 46 meters down an inclined plateau before rolling off the edge and crashing into the sea below. The plateau is at a constant downward angle of 12.4 degrees with the horizontal. The coefficient of rolling friction between the car...

biology
how do the proteins in tonoplast membranes protect against vacuole rupture????

chemistry - quant.
I need help calculating the pH of a solution that is .0400M Na3AsO4 I was trying to calculate the pH with [H30+]=sqrt(ka1*ka2) What is the correct way to calculate this? Thankyou

History
How did J.F.K influence america?

history - 20th century
keep the ideas coming guys

history - 20th century
can i ahve some suggestions oif events in the 20th century?i can do a history topic(yawn) of anything at all from the 20th century. i know like the world wars,but what about more interesting sutff like mc hammer,tupac killed?

Greek Literature
In which work did Aegisthus kill Atreus? I think it's "House of Atreus" by Aeschylus but I'm not sure exactly what that is. Is it part of Oresteia??

Biology/General
Why do sweet and greasy foods taste so good to us? What are some properties of DNA that make it well-suited for storage of genetic information? Why does eating excess carbohydrates cause you to gain fat? The Irish survived for generations by eating potatoes as their main food ...

Physics
A rock is thrown vertically with a velocity of 21 m/s from the edge of a bridge 41 m above the river. How long does the rock stay in the air? V = 21 m/s d = 41 m a = -9.80 m/s^2 t = ?

Physics
d = Vf^2/2a d = -68.5/(2 x -9.80) d = 3.495 and this answer is being marked incorrect. Am i doing something wrong.

Physics
A weather balloon is floating at a constant height above Earth when it releases a pack of instruments. If the pack hits the ground with a velocity of -68.5 m/s, how far does the pack fall? a = -9.80 m/s^2 Vf = -68.5 m/s d = ?

Physics
35 - (.9)(-10.0) = 44 V = 29.664 and this is incorrect Do I use the acceleration for the velocity or do I figure out the velocity from the informatin given?

Critical Thinking
hay mark, if you are so smart on the subject, why are you in this site??????

science
what is produced when copper sulphate solution is mixed with ammonia solution? Either copper(II) hydroxide or copper(II) ammine sulfate or both depending upon the strength and the amount of ammonia added. The first is Cu(OH)2, the second is Cu(NH3)4SO4

science and history
How did the apollo 11 space mission pave a way for 1.) technology 2.) science 3.) America 4.) space exploration Please note that we don't do students' homework for them. Once you have come up with a response to these questions, please re-post and let us know what you t...

the big idea of energy
Imahh doinn thee Journey of a Cheese Sandwich homework and I havv no idea what it means by The Big Idea of Particles or The Big Idea of Energy. I've looked on the web but I keep getting confused. HELP! :S

the big idea of energy
OMG guys, i thought it was just our stupid school that did the esr defenders thing!! what on earth is THAT all about?!?!

the big idea of energy
i get da big idea of energy but nothin else 2 do wit ma hw! magnesium burning!

the big idea of energy
Are you guys stupid? Nobody cares if you don't know. You don't need 50 differant people saying "I don't know this. I don't know that". This is basic science and you people can't understand. I suggest you get serious help. Presto! Vamos! Rapido!

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