Questions Asked on
November 20, 2007

CHEMISTRY
what is the oxidation state of chlorine in Cl2O7
asked by Anonymous 
chemistry
2Sb + 3I2>2SbI3 Determine the limiting reactant and theoretical yield when 1.2 mol of Sb and 2.40 mol I2 are mixed.
asked by neil 
scientific notation
Write the number in scientific notation: 0.000375
asked by Tabby 
Chemistry
Rank the following compounds in order of increasing acid strength (1 = weakest, 4 = strongest) HCOOH CH2ClCOOH CHCl2COOH CH3COOH
asked by Matt 
Chemistry
When given a chemical reaction, how would I know whether a reaction is endo or exothermic and whether work is done on the system or by the system. Without using any calculations. So I have a couple reactions which I have to use chemical reasoning to to
asked by Raj 
Physics
A fisherman notices that his boat is moving up and down periodically, owing to waves on the surface of the water. It takes 2.90 s for the boat to travel from its highest point to its lowest, a total distance of 0.640 m. The fisherman sees that the wave
asked by Christine 
GEOMETRY AGAIN
THIS IS ANOTHER QUESTION I HAVE BEEN STUCK ON FOREVER. I THINK IT REQUIRES TOO MUCH THINKING. PHILLIP WALKED 100 YARDS TO THE EAST WHILE SHONDRA WALKED 155 YARDS TO THE SOUTHEAST. MEANWHILE, 200 YARDS TO THE NORTH, JOSE WALKED 155 YARDS TO THE WEST AND
asked by alan 
College Algebra
Can someone check my answer please? Find the corresponding y values for x= 2,1,0,1,2,3 if y= x^x2. My answers are under Y. X Y 2 4 1 2 0 2 1 0 2 4 3 10
asked by Alicia 
math
The sales tax rate is 6.875% How much tax is charged on a purchase of $1600?
asked by Anonymous 
please help edit and revise my essay
An Abusive Situation On a ordinary Thursday afternoon I just finished eating my lunch with my high school friends. We did not do anything much except talk about how our classes were and about those stupid guys at the East Hall upstairs. I was having so
asked by shylo 
Ethics
What information about race and ethnicity in the United States has helped you better understand or relate to specific minority groups? Have you learned something new about your own cultural history? Trends in immigration will continue to shape the face of
asked by Danny 
college essay: please revise and edit
A Silly Phobia Toward A Gorgeous Dude From Cal Poly It was a cold Thursday night in the coastal area. The Sunnyside High School AVID students were on their way back home from the field trip of visiting UCSB. We stopped in San Luis Obispo and had dinner at
asked by shylo 
Chemistry
For each of the pairs of bases below, choose the stronger base: (i) NH2 or NH3 (ii) ClO3 or ClO2 (iii) Cl3CCOO or Cl2HCCOO For i) I think it is NH2, because it has a stronger ability to attract an H+ atom to become deionized. For ii) I don't know
asked by Raj 
acct. question
is there a formula how to calulate for the revenues, expenses , and income
asked by student acc 
Chemistry
What are the names and formula masses of MgSO4,MgSO4.7H20, and (NH4)2SO4. Please help
asked by neil 
business question
What items appear on a merchandising company statements that don't appear on the service comapany statements? Is there really a difference on what that i cannot find it.
asked by student acc 
probability
Given a throw of three dice, let X,Y,Z be the number of dots showing on each. What is P(X
asked by Danny 
Algebra 2
how do you graph the function? f(x)=2(x+2)^2(x+4)^2
asked by Nadia 
English
What kinds of unwanted reactions might you get from readers of your messages? What steps would you take to ensure that the purpose of your message (whether informative, positive, negative, or persuasive) is conveyed to your readers?
asked by Anonymous 
Chemistry
A balanced equation for CuSO4+NaCl> ???
asked by B Hlock 
College Algebra
An executive flew in the corporate jet to a meeting in a city 1500 kilometers away. After traveling the same amount of time on the return flight, the pilot mentioned that they still had 300 kilometers to go. The air speed of the plane was 600 kilometers
asked by Courtney 
English
The sentence should be strong or weak,explain with a diagram.Please help I think the sentence is weak All dogs can bark. No bird that can fly can swim. So no dog can bark.
asked by Lee 
Career
How do i create a creative Portfolio Cover Page. what should be on it? where can i find one already comlete a sample?
asked by Bryan 
math
solve : lim [((2x+1)^0.5)3]/[x4] x>4
asked by mo 
College Algebra ~ Please Help
Can someone give me some real life applications that I can use for a quadratic function.
asked by Alicia 
Physics
You are trying to overhear a juicy conversation, but from your distance of 17.0 m, it sounds like only an average whisper of 35.0 dB. So you decide to move closer to give the conversation a sound level of 80.0 dB instead. How close should you come? d= ??
asked by Jill 
Calculus
Solve the triangle a is a side A is an angle I have: a=5 A= b=11 B= c= C= 110 degrees Can this be figured out??If so how?
asked by kelly 
Geomertry
A = 1/2 h (b1 + b2) A = 201km square h = 17km b2 = 16km what is b1? My answer paper gives it as 7.65km but I cannot see how you get there
asked by Jarred 
islam
1.In the Quran 3:159 “…then when you have taken a decision, tawakkal (put your trust )in Allah. Syed Qutb , says that the Rasul s.a.w. quotes this verse when the sahabah went to see him and ask whether he would want to reconsider the decision to
asked by khairul 
job question
What kind of job can i get with a bachelors of science in psychology? I live in the state of virginia
asked by RAY 
job question
What kind of job can i get with a bachelors of science in psychology? I live in the state of virginia
asked by RAY 
chem
what is the equation for calculating ÄE? here is my info q=39kJ, w=88kJ
asked by mel 
PreCal
Can someone tell show me how to do this. Show the product as a sum or difference sin 6x cos 2x
asked by Jay 
Calculus
How would I go about solving this equation on the interval [0,2pi] cos^2 + 2 cos x + 1 = 0
asked by Kelly 
Chemisrty
How can I test for catalase in a carrot using an experiment?
asked by Christy Fultz 
english
when there is no topic framework which elements can represent the topic framework?f.e tom:i get the cookie mike:yes i think and so on...so there is no introduction who is speaking about what and so on.than which elements represent the topic framework here?
asked by bill 
geometry
I HAVE BEEN STUCK ON THIS QUESTION FOREVER. CAN SOMEONE HELP ME OUT WITH IT. DO THEOREMS REQUIRE PROOFS? EXPLAIN EITHER YES OR NO IN ONE OR TWO SENTENCES.
asked by alan 
english
ok i have been working on my english homework for some time now. i was assigned a 400 question vocabulary packet. here are just 15 questions i coudnt find out while doing the entire packet. I couldn't even find any answers using the dictionary website.
asked by tamy 
Computers
How do you clear the cache on the computer?
asked by Audrey 
geometry
At Millock Highschool, there are 1,000 lockers and 1,000 students. The first day of school, all the students line up outside of the school and enter one at a time. The first student touches evry locker,the second student touches evry locker that is a
asked by katie 
social studies
What is the waterway that extends north of the dead sea?
asked by Anonymous 
geography
peen foster geography exam 6648y
asked by ann 
chem
a system udergoes a process consisting of the following 2 steps 1. absorbs 79J of heat while 26J of work is done to it 2. system absorbs 26J of heat while preforming 79J of work what is overall ÄE? is it 52J?
asked by mel 
math
the point (6,1) is on a circle whose center is (12,7). whats the length of the radius of the circle?
asked by casey 
chem
in the equation 2SO2 + O2 > 2SO3 how do you find if work done is >,
asked by mel 
chem
consider a mixture of air and gasoline vapor in a piston. original V is 30cm^3. if the combustion of misture releases 985J energy, to what volume will the gases expand against a constant pressure of 655 torr if all energy of combustion is converted into
asked by mel 
Math
What are the factors for 36,27,30,75,,90,84
asked by Y2J 
Chemistry
A person falls in water at 0 degrees C. After 20 minutes of exposure, they are suffering acute hypothermia, as their core body temperature has dropped to 30.0 degrees C. Assume that a person’s heat capacity can be approximated by the heat capacity of
asked by Raj 
ENVIRONMENTAL SCIENCE
DESCRIBE THREE COMMON CHALLENGES WITH MANAGING NONRENEWABLE ENERGY RESOURCES
asked by JASON 
Inorganic
Heyy, I have a quick question. I am doing binary systems, and I have a water/propanol system, and it says " 0.433 mole fraction propanol (71.7% propanol by weight)" does this mean that the mole fraction of water is 0.433 or propanol? Cause if propanol is
asked by Tracy 
chem
how do I find the ÄH for C2H4 + O3 > CH3CHO + O2?
asked by mel 
math
please help! find 3 consective numbers with a sum of 12. find three consective numbers with a sum of 45
asked by jake 
English grammar
1. What is the conjugation of the words? 2. What are the conjugations of the words? show  give   Which question is correct?
asked by John 
riting/spelling
wat duz liberal meen? sorrey about mi spelling. I just need too kno fore my english class.
asked by freak show 
Math
What are the factors of:60,63,56,85,106,40, please i need these answers NOW!! IT'S DUE TOMORROW!! I BEG OF YOU!
asked by Veronica 
gobal
how did nationalism topple empires?
asked by jessica 
english
what is a numeral?
asked by judy 
general question
Can someone provide me with the financial statement of a service of ford company and the merchandising company with it from ford. The links where i can see the information I would greatly appreciated
asked by student acc 
chemistry
when 18.66 g of magnesium react with 22.28g of oxygen, 30.94g of megnesium oxdie forms. If all the magnesium reacts, how many grams of oxygen remain unreacted?
asked by jason 
Art
Is a natural painting also a representational one?
asked by K 
philosophy
What fallacies, if any, are present in the following passage? Can you please give reasons for your answer, that is, if you say that a fallacy has been committed, then show where the fallacy occurred, and explain why you think it is a fallacy? The passage:
asked by Tim 
algebra
what does it mean to solve and check for extraneous solutions for sqry+9=1
asked by kate 
philosophy
What fallacies, if any, are present in the following passage? Can you please give reasons for your answer, that is, if you say that a fallacy has been committed, then show where the fallacy occurred, and explain why you think it is a fallacy? Background:
asked by Tim 
Algebra Can someone who is serious respond
Can someone check my answer please? Find the corresponding y values for x= 2,1,0,1,2,3 if y= x^x2. My answers are under Y. X Y 2 4 1 2 0 2 1 0 2 4 3 10
asked by Alicia 
art & textile
im making a parka and when you take it off your head, i don't want it to flap.. i want it to stay open and int he shape of the head.. is there a material to sew between the fabric to make it stay in this position?
asked by andy 
Algebra
Can someone check my answer please? Find the corresponding y values for x = 2,1,0,1,2,3 if y = x^x2. My answers are under Y. X Y 2 4 1 2 0 2 1 0 2 4 3 10
asked by Alicia 
textiles and sewing
for a heavier interfacing, what is the material of the fabric? is it 40% nylon $60 percent cotton or something?
asked by andy 
Psychology
Is there a strong connection between our mood and our senses? Has there been science esearch to support or disprove this notion?
asked by Christian 
math
find each product,5/11x2/7 = or 2/9x4/8=
asked by andrew 
math
can anyone please explain to me how come x=pi can't not represent a function?
asked by ajo 
Math  Factoring/Decomposition
16y^2  4y + 1 = 0 I'm trying to find the roots for the equation. What do I do next after this step: 4y (4y  1) + 1 = 0
asked by Anonymous 
English
How would you apply the knowledge you have about effective business communication and cultural diversity to your current/future job and college courses?
asked by Danny 
math
Would (D)2 Be the correct answer for this? 8(x3)=40 A. 8 B. 5 C. 2 D. 2
asked by Anonymous 
math
1300cm^ = how many m^
asked by Anonymous 
english
ycnolo what is that word
asked by joy 
Chemistry
How many moles of sodium will have same number of atoms as 5 g of copper?
asked by Majra 
Chemistry
K=1.6x10^5 mol/L for the following reaction 2NOCl(g).... 2 NO(g) + Cl2(g) Calculate the concentrations of all species at equilibrium for each of the following original mixtures E) 2.4 mol of NOCl, 2.4 mol of NO, and 1.2 mol Cl2 in a 1.0 L flask F)1.9
asked by AMANDA 
mathtriangle help
I need help with this: Given a right triangle with B=4 and C=11 find A appoximated to three decimal places.
asked by JerriAnne 
How to send gifts to China in a strange country?
The Thanksgiving Day is coming. Do you have some ideas about it? For western people, it is more important than us Asian. But this kind of custom influences us gradually. So, this Thanksgiving Day I want to send some interesting gifts to my families,
asked by chen 
science
for my marie curie report I need 5 things that will fit into a bag from my home that will help me tell my class about her. What do I bring?
asked by Kelsie 
Algebra
Can someone please check my answers. Solve the following by factoring x^ + 7x + 10 + 0 I got x + (5) and x = (2)
asked by Alicia 
Algebra
Can someone check my answers please? Solve the following by factoring? 3x^  6x = 0 I got x = 0 and x = 2
asked by Alicia 
chemistry
What are the products formed when sulfuric acid solution reacts with potassium hydroxide(KOH) solution? Is this correct H2SO4+KOH>KS04+H30
asked by Majra 
Algebra ~ can someone check answers please
If f(x) = 2x^  7x +3 find f(2). I got f(2) = (9) find f(3). I got f(3) = (42)
asked by Alicia 
chemistry
Heating a 2.00g sample of magnesium metal with an excess of pure nitrogen gas produce 2.77g of a compound containing only magnesium and nitrogen. What is the empirical formula for this compound?
asked by Anonymous 
Math(Algebra2)
Craftsmen install 500 sq ft of ceramic tile and 200 sq ft of vinyl tile in one day. An apprentice installs 100 sq ft of ceramic tile and 200 sq ft of vinyl tile in one day. The firm has a job that requires 2400 sq ft if ceramic tile and 1600 sq ft of vinyl
asked by Setareh 
Chemistry
What is the NET IONIC EQUATION for the reaction of magnesium nitrate solution with silver sulfate solution. Is it AG2S04
asked by Majra 
HUM 130
ok I have found 2 websites now I need help answering these ?'s Discuss how modern civilization has impacted the spiritual lives of the indigenous peoples you explored. Are the indigenous religions still being practiced today? If so, how have the practices
asked by dawn 
Chemistry
How many moles of CaCO3 are present in 30.6g of it ?
asked by Dybiah 
College Algebra
What is the Pythagorean Theorem.
asked by Alicia 
chemistry
Is almost all the mass of an atom concntrated in the nucleus?
asked by jamil 
Chem
How do you tell what type of solid (atomic, molecular, ionic, covalent network) will any substance form (i.e. PH3, H2, acetate)? I know that its mainly determined by what is at the lattice points but still have no clue how to go about it.
asked by Steve