Questions Asked on
November 10, 2008

chemistry
Build the orbital diagram for the ion most likely formed by phosphorus.
asked by dre 
chemistry
Using your answer from Part A, calculate the volume of a mole of Na atoms (in cm3/mol ). Assume that the entire volume is occupied by Na atoms leaving no gaps or holes between adjacent atoms. (Answer A is V= 2.70*10^7)
asked by sara 
Chemistry
What is the effect on the boiling point of a solution (for example, water) produced by a soluble nonvolatile substance (for example, sodium chloride)? What is the effect of an insoluble substance such as sand or charcoal? I believe if an insoluble
asked by Phil 
chemistry
How do i calculate the effective nuclear charge of a 3d electron of copper? what is the zeff. for a electron in the 3d orbital of copper. i looked up the answer to be 13.20, but i calculated 13.05 this is my work: (1s2)(2s2 2p6)(3s2 3p6)(3d10)(4s1)
asked by mandy 
math
the base of a cylindrical juice container is a circle with diameter 20 cm. The height of the container is 80cm. What is the capacity of the juice container? show your work. b) The juice container will be filled to 90% of its capacity. What will be the
asked by sidlord 
math
the main trunk of a tree is in the shape of a cylinder. The distance around its cross section is 47.1cm and its height is 0.7m. What is the radius of the cross section? I know i have the height and circumference, would i divide the circumference by 4 to
asked by sidlord 
Investments/Portfolio Mgt
How would the following be solved... Consider a risky portfolio. The endofyear cash flow derived from the portfolio will be either $50,000 or $150,000, with equal probabilities of 0.5. The alternative riskless investment in Tbills pays 5%. a. If you
asked by Anna 
Chemistry
Calculate the enthalpy change for the melting of a 30 g ice cube. Show all your steps. Any help is appreciated! :)
asked by anonymous 
7th grade science
make a word out of the letters P A M O U S E E N
asked by nikhil 
12th grade chemistry
A piece of iron wire weighs 2.225g. It is dissolved in acid, which oxidizes the iron to iron(II), and made up to 250 mL. A 25mL sample required 31.0 mL of a 0.0185mol/L solution of potassium dichromate. Calculate the percentage of iron in the wire.
asked by jerry 
Algebra II
An office building containing 96,000 square ft of spaceis to be made into apartments.There at most 15 one bedroom units,each with 800 square ft of space. The remaining units each with 1200 square ft of space,will have two bedrooms. Rent for each one
asked by Sha 
solubility graph
what temperature is required to dissolve 110 grams fo sodium nitrate in 100 cm3 of water?
asked by tony 
human resources
what economic, social, & legal forces have made Employee Training even more important today than it was in the past?
asked by China 
English
1. He is often late for school. 2. He isn't often late for school. 3. He often isn't late for school. (What about the position of the frequency adverb? Are both #2 and #3 grammatical?)
asked by John 
chemistry
The reaction between 0.045 g of calcium with an excess of water was carried out in an ice calorimeter as used in this lab. The volume of water in the calorimeter decreased by 0.18 mL during the reaction a) Write the equation for the reaction which occurs.
asked by Anonymous 
human resources
what are the advantages and disadvantages of Nike's computerbased interviewing system?
asked by China 
math
Thomas in 4 hours. Julia can do the same job in 6 hours. How many hours will it take the two of them to do the job if they work together?
asked by Sha 
chemistry
An optical rotation study gives result of +140 degrees. Suggest a dilution experiment to test whether the results is indeed +140 degrees, not200 degrees. THANK YOU!
asked by Blair 
french
pouvezvous m'aider avec mon paragraghe? La famille d'Amanda J'ai plus personnes en ma famille. Ma mère s'appelle Emilie. Elle est très sympa. Mon père s'appelle Rodney. Il est fort. J'ai deux frères. Mon frère Aaron est huit ans et il aime jouer au
asked by amanda 
MathCalculus
Find a positive number such that the sum of the number and its reciprocal is as small as possible.
asked by Soojung 
Chemistry
What is the difference between acyl, acetyl, and enoyl?
asked by chemstudent 
chemistry
Estimate the volume of one sodium atom using its metallic radius of 186pm please help
asked by dre 
PHYSICS
The fishing pole below (F = 94 N , = 1.90 m) makes an angle of 20.0° with the horizontal. What is the torque exerted by the fish about an axis perpendicular to the page and passing through the fisher's hand? i TRIED doing fdsinthetha=(1.90*94*sin20) this
asked by SONIA 
Critical Thinking
Letter to the editor: “Andrea Keene’s selective morality is once again showing through in her July 15 letter. This time she expresses her abhorrence of abortion. But how we see only what we choose to see! I wonder if any of the antiabortionists have
asked by Tidaesha 
history
what were the longterm repercussions of the Potsdam Conference?
asked by Candy 
geographyplease help!!
Identify and explain two responsibilities that you think governments have with respect to population growth.
asked by susan 
HISTORY
Why did Truman decide to use the atomic bomb against Japan?
asked by Michelle 
French
It's my first time using this site, but from what I have heard, it's really good. I had to write a paragraph using l'imparfait, le passe recent, plus que parfait, and the passe compose. Could anyone check my paragraph and tell me what I did wrong? I hope
asked by Sammy 
math
find the least positive number that is divisible by 3 different primes
asked by billie 
Chemistry
What is the products for HCl + Na2S04 + BaCl2?
asked by Help 
solubility graph
if 20 g of sodium chloride are dissolved in 100 cm3 of water at 20gC, is the solution saturated?
asked by tony 
English
1. The traffic is heavy. 2. The traffic is light. (Is this(#2) the opposite of #1?) 3. Cars are bumper to bumper on the street. 31. The street is crowded with cars. (Are both the same?)
asked by John 
trig(really struggling with this problem)
expand (x + y)^5
asked by jerson 
i dont know this word...reading a website
what does omnipowerful mean?
asked by Anita 
writing
should all public schools receive the same level of funding from the government ? can you help me find the three point that i'm going to devide them into paragraphs ,that i disagree with the scholls to receive the same level.....
asked by genci 
science
1. Name a Protist that has both plant and animal characteristics. 2. What compound is usually identified by the use of iodine? 3. What important gas is released during photosynthesis? 4. Contrast photosynthesis and respiration. 5. Is movement
asked by Jasmine 
chemistry
Triple Point Clicker Challenge The Lewis structure for nitroglycerin is shown below. 1.00 mL of liquid nitroglycerin is placed in a sealed, reinforced, insulated steel box measuring 1.00 m on each side and filled with argon gas at 15.0 oC and 1.00 atm. The
asked by james 
maths
Find the roots of z^6 + 1 and hence resolve z^6 + 1into read quadratic factors; deduce that cos3x = 4[cos(x) cos(pi/6)][(cos(x) cos(pi/2)][(cos(x) cos(5pi/6)]
asked by jake 
maths
Find the roots of z^6 + 1 and hence resolve z^6 + 1into read quadratic factors; deduce that cos3x = 4[cos(x) cos(pi/6)][(cos(x) cos(pi/2)][(cos(x) cos(5pi/6)]
asked by jake 
Home work help
I need help for this math question: Can you provide the steps on how you got the answer to this question? A bank requires a monthly payment of $33.45 on a $2500 loan. At the same rate, find the monthly payment on a $10,000 loan.
asked by Lisa 
Algebra
Hi! I have a few questions about Factoring Quadratic Expressions. My first one is 12x^2+x=6. How would you facor that? My second is how would x^41 equal the answer 1(x^41)(x^2=1)(x^21)? Finally, how would you factor something such as 3x(x+2)8(x+2),
asked by Rachelle 
Health Information
What is the best answer to this question. I have read, and read many times and can't figure it out. Please help! Judge Jones is hearing a motion to order release of substance abuse records pursuant to a subpoena. The hearing: A. must be in open court
asked by Marie 
solubility graph
You have 75 grams fo sodium nitrate, At what temperature will all of the solid dissolve in 100 cm3 of water?
asked by tony 
science
a section of dna which codes for the synthesis of a protein is called what ? (4 letters )
asked by kieran 
math
how do you calculate the volume of a cylinder? radius: 13cm height: 11cm
asked by sidlord 
human resources
Are there any concerns regarding Nike's computerbased interviewing and EEOC?
asked by China 
solubility graph
at what temperature is the solubility or potassium nitrate equal to the solubility of sodium nitrate?
asked by tony 
curent events
my teacher told me to do it on why gays should not marry but im gay what do i do?
asked by Anonymous 
solubility graph
A mass of 30 f of potasium nitrate is dissolved in 100 cm3 of water at 100gC. How many more grams of potassium nitrate must be added to saturate the solution?
asked by tony 
grade 8 LA/ English
please answer: what are inflected forms and run on derivitaves? the question is: For each of the words on the table, write down both as an Inflcted Form and a run on derivitave.
asked by bob 
mathematics
can anybody tell me how the Leibniz's rule for the differentiation work? I have not studied partial differentiation yet...
asked by masaya 
Social Studies
In the 1700's who suggested the Great Compromise?
asked by Cameron 
GEOgraphy
Explain, using population characteristics, why the doubling time is so low in african countries?
asked by rebecca 
Chemistry/Math
Write a differential equation describing a second order reaction – a reaction in which the rate of depletion of the concentration of the reactants depends on the square of reactants’ concentration. Solve this differential equation and hence find an
asked by Alice 
calculus
Find an equation of the tangent line to the curve at the point (0, 1). y = (1 + 3x)20 i got y' = 60(3x+1)^19 what do i do next?
asked by ben 
Math
I need help with this homework question: The dosage for a medication is 1/3 ounce for every 40 pounds of body weight. At this rate, how many ounces of medication should a physician prescribe for a patient who weighs 150 pounds? Write the answer as a
asked by Lisa 
government and politic (please help...i'm stuck)
One of the problems of liberty is that one person’s liberty sometimes conflicts with another’s liberty and one must take precedence. How would you resolve the following conflicts between rights of the individuals and why? [h] Fountain Valley High
asked by dd 
Algebra
Thanks for those who answered my previous question! I have just one more: x^2625=0, what is the GCF? How is it deterimined? It does not appear to me that there is one. How would it then be factored and have the zeroproduct powers applied? Then, what
asked by Rachelle 
solubility graph
at what temperatute is the solubility of potassium nitrate equual to the solubility of sodium nitrate?
asked by tony 
solubility graph
What temperature is necessary in order to dissolve twice as much fo these solids in 100cm3 of water as can be dissoved at 20gC. a. sodium nitrate b. potassium nitrate c. sodium choride
asked by tony 
Algebra
use synthetic division to find (2x^3 5x^2 +7x1) divided (x1)
asked by Sha 
trig
for the geometric series shown, state whether the series in convergent. If the series is convergent, give the sum 9 +6.3 + 4.41
asked by jerson 
biology
why the first attack of the chicken fox gives the total immunity yo the chicken fox?
asked by linganna 
science
why do we eat food or the functions of food
asked by Jyoysana 
trig
find the sum of all integers n from 300 to 400.
asked by jerson 
calc
Integral from 1 to 3 of ( 19 + 2x  20x ) dx thanks
asked by Michael 
Algebra II
write an equation for the line that passes through (0,7) and is perpendicular to the line whose equation is y=1/2x1
asked by Sha 
health
I have to develope a new food product,grade 4 heathly eating... any ideas?
asked by Brandyn 
Reading
I go to u32 and i forgot my reading book My Brother Sam is dead at school. If i could please have some help, it would be greatly aprreciated! ¢¾ For last nights assignment we had to read chapter 1, and make a prediction about what will happen later on in
asked by Angela 
college
Microeconomics...Which of the following is an example of nonpecuniary wages? stock options retirement benefits health insurance flexible work schedules hourly wages
asked by Carolyn 
9th grade
Please answer the following questions in brief paragraph form. Use complete sentences with proper spelling, punctuation, and grammar. Place your answers in the box below and then click the Submit button at the bottom of the page. 1. What are instances in
asked by Jasmine 
nouns
when the bell rings, leave the building. If building is a predicate noun?
asked by Anonymous 
Chemistry Lab
Last week, I did titration of Zn with EDTA experiment. I used calmigte as the indictor. The endpoint of this titration is supposed to be blue. The color change go from winered to violet to Blue. I did a mistake by stopping the titration at the violet
asked by Beckhamano 
Math Calculus
Use Newtonâ€™s Method with initial approximation x1 = 2 to solve the equation x5 +x= 6 . Go to x3, and tell me how good you think the approximation is. Round all answers to 3 decimal places.
asked by Soojung 
Chemistry
N2 +O2 = 2NO has an equilibrium constant Keq of 0.10 mol/L @ 2000 degrees celcius. If the equilibrium concentration for NO is 0.40 mol/L and the equilibrium concentration for N2 is 0.80 mol/L, what is the equilibrium concentration of O2?
asked by Chernika 
Physics
Does the velocity of a model rocket increase or decrease when the parachute is deployed?
asked by TP 
Language Arts
If you are supposed to get 3 words, that have something to do with halloween, then how would you get when you have: hs fo manytwo; and you're supposed to: Switch letters 35 from the left, as a group, with letters 911 from the left, as a group.
asked by Misty 
Literature
What does Act IV, scene I (in Macbeth) reveal about antisemitism in Elizabethan England?
asked by Jackie 
Math
Me and Lisa have the same math homework. And I was wondering what would be the answer to this question and the steps provided to get this questions answer? A preelection survey showed that 2 out of every 3 eligible voters would cast ballots in the county
asked by Kiara 
college algebra
Use the graph of the given function to find any relative maxima and relative minima. f(x) = x^3  3x^2 + 1
asked by Terry 
MATH
The ratio of graduate students to undergraduate studaent at a certain university is 4 to9. if there are 2340 students at the university how many undgergraduates are there?
asked by DAni 
government
How would you resolve the following conflicts between rights of the individuals and why? [g] MexicanAmerican students at Orange Coat College insist that tacos be served once a week in the Captain’s Table. [h] Fountain Valley High School has 80%
asked by tt 
physiology
what drug that is used as a treatment for asthma, promotes bronchodilation by selectively stimulating beta2adrenergic receptors? A.singular B.albuterol c.Terbutaline d.epinephrine i think its between b and c
asked by Natash 
trig
for the geometric series shown, state whether the series in convergent. If the Series is convergent give its sum 9+6.3 +4.41 +... a tutor helped me earlier but how is the sum 0.7
asked by jerson 
English
1. What are the dangerous things which can happen around us? (Is this OK?) 2. What did Mina's friends and Giho's friends each submit homework about? 21. About what did Mina's friends and Giho's friends each submit homework? (Are both correct? Which one is
asked by John 
5th grade History
Why are the powers of government separated?
asked by Emma Leigh 
earth science? volcanoes
what kind of volcanoes are found in Iceland? Chile and Argentina? The Arabian Peninsula and the Middle East? thanks
asked by abby 
medical coding and billing
Hi I still can;t find the to my HIPAA RESEARCH PROJECT ON Under what circumstances can personal health information be used for purposes unrelated to health care? ( Hint: there should be at least 12 circumstances.) Can someone please help me with this one .
asked by kay 
English
1. Without rules, people cannot get along with others. 11. If there were no rules, people cannot get along with others. 12. If they have no rules, people cannot get along with others. (Does # 1 mean #11 or #12? Does 'get' mean 'go'? What is the meaning
asked by John 
ETH/125
I am an Axia student also. I am still looking for different measurments of prejudice.
asked by james 
Chemistry Lab
Last week, I did titration of Zn with EDTA experiment. I used calmigte as the indictor. The endpoint of this titration is supposed to be blue. The color change go from winered to violet to Blue. I did a mistake by stopping the titration at the violet
asked by Beckhamano 
geography
Compare and contrast the terms natural increase and fertility rate.
asked by meaghan 
Social Studies
in the 1700's how many states did congress need to pass a law?
asked by Cameron 
Math
The per capita public debt (in thousands of dollars) of the United States for the years 1940 to 1990 appears below. Create a scatterplot and determine a trend line. Based on your scatterplot, what do you expect the per capita public debt to be in 2020?
asked by Andrew 
history
How did the civil rights movement change in the mid1960’s
asked by Michelle 
math
can anybody explain me what the Leibniz Integral Rule is?
asked by masaya 
government law
Today “freedom of speech” is limited in interest of public safety by the clear and present danger test. Do you feel this is a good standard? or do you want to use another standard?
asked by elley 
Confidentiality of Health Information
Answer each question in one or two paragraphs. 1. Compare and contrast contributory negligence with comparative negligence. 2. If HIPAA rules are stricter that state law, which standard should you follow and why? What if the state law was stricter? 3.
asked by Marie 
history
Causes, consequences and phases of American economic development during the colonial period.
asked by alex 
MAth answer check
One solution of kx^2 +6xk=0 is 3. Find the other solution I have the answer as 1/3 is this right?
asked by Shawn 
Chemistry
Please help. I just want to make sure I'm doing this right. I have to write the abbreviated ground state electron configurations for the following: nitrogen 2s^22p^3 chlorine 3s^23p^5 iron 3d^104s^2 Thanks. If there wrong I'll start over, I think I know
asked by Sue 
Math Algebra check please
Solve w= (va)/(r^2+a^2) for a. I applied the quadratic formula a= (v/w + sqrt (v^2/w^2  4*(wr^2)) /2 and I have the answer as a= (v+/ sqrt[v^2+4w^2r^2]/w is this right?
asked by Shawn 
language arts
what are inflected forms and run on derivitaves?
asked by bob 
child development
What are the factors affecting physical development?
asked by klarmaesen 
Honors class language arts 6th grade
1 Print the words MUSIC FOR HALLOWEEN. 2 Double the middle letter. 3 Change the consonant that comes earliest in the alphabet to a D. 4 Change the second L from the left to a Y. 5 Move 1 H to the left of the row. 6 Delete all the E's and I's. 7 Switch the
asked by Misty 
human resources
describe the characteristics of the ideal appraisal system.
asked by China 
6th grade Science
illustrate a plant label the use of xylem and phloem
asked by Anonymous 
trig
find the limit of the sequence if it exists tn= 6/n
asked by jerson 
Math Another math question???
I also need help with this question because I'm really not getting this question at this time. A paint manufacturer suggests using 1 gallon of paint for every 400 sqaure feet of wall. At this rate, how many gallons of paint woulb be required for room that
asked by Kiara 
social studies
In 1700"s under the federa system the final authority in is who
asked by Cameron 
spanish
does this make sense and is the grammar right? it is trying to say : last weekend i went ice skating at queens in kensington with my friends. i celebrated my 16th birthday and it was very fun. i enjoyed it with my friends and family all weekend. i received
asked by christina 
calculus
differentiate y=x sin((4)/x)
asked by ben 
Businesses
I need help unscramblin gthis word tonmcahf cerstuqa
asked by Nicole 
Algebra
how do I find average speeds with no distance such as a)3 mph, b)13 mph, and c)23.31 mph?
asked by Kasey 
Math check please
Solve w= (va)/(r^2+a^2) for a. I applied the quadratic formula a= (v/w + sqrt (v^2/w^2  4*(wr^2)) /2 and I have the answer as a= (v+/ sqrt[v^2+4w^2r^2]/w
asked by Shawn 
Science
how do color, lustre, and composition of material affect how light is absorbed or reflected?
asked by Nico 
English
Where is a good place to find Bridge Map's? Where a word you choose like butterfly is in english, is then in like french, german, etc?? Thanks!!!
asked by Jackie 
Health Information
If HIPAA rules are stricter than state law, which standard should you follow and why? What if the state law was stricter? Explain
asked by Marie 
spelling
what is the memory rule
asked by isaiah 
4th grade
what do i find answer to this question how much time has passed? start 11:05 am end 3:20 pm
asked by monique 
math
Anita does laundry every other day. Every five days she changes sheets. Every 15 days she dusts. If she does all three chores today, how many days will it be before she does them all on the same day again?
asked by ryan 
geo
Explain how literacy rates can positively and negatively impact fertility rate around the world.
asked by samanthaROCKS 
science
what describes an allele that only controls a characteristic if present on both chromosones in a pair (9 letters)
asked by kieran 
3rd grade
how to finish a simile and a metapor
asked by heather 
pigskin geography
Which football team could sail to their destination on this canal and reenact the completion ceremony on Sunday Oct. 26?
asked by koolaid 
Algebra problem
Which of the following points is an xintercept of the graph of f(x)=(x^2+2x)^2 11(x^2+2x)+24? a.)(4,0) b.)(6,0) c.)(6,0) d.)(4,0)
asked by Shawn 
science...help
name a rock that is composed of light colored minerals and has a fine grained texture
asked by Anonymous 
Accounting
Do companies have only one revenue account?
asked by Adalia 
General
I have to answear this question on of my papers. Need help Office 2007 has a new look and feel from previous versions of Office. What changes do you like or dislike about the new interface? i haven't used 0ffice 2007 yet. so can one please help me on this
asked by Bryan 
8th grade
how to calculate arc of the circle
asked by angelo 
government_help check answer please
is the Brandenberg vs. Ohio case is reverse discrimination ???
asked by elley 
writing
can you give me three points why should young people be require to do comunity college?
asked by genci 
History
Why did relations between the United States and the USSR deteriorate after WWII?
asked by Michelle 
History
Aside from being the first President of America, what has George Washington done to contribute to the founding of the early development of the U.S? Thank you for helping.
asked by Bill 
math
i need helpwith standard deviation because my calculator keeps coming out with a wrong answer
asked by bethel 
government
can anyone tell me what criminal or civil law for the court case of: Muckley vs. Reitman Jackson vs. Pasadena Prince George vs. Washington
asked by elley 
government law
can some summary what is the Muckley vs. Reitman court case???
asked by dt 
trig
find the limit of the sequence if it exists tn= 6/n
asked by jerson 
US history
we are supposed to create an advertisement for a revolutionarynewspaper around the constitutional convention time.. what products do you think they would sell at that time??? thank you!
asked by Laura 
Math help
Solve: x(3/x)
asked by Shawn 
monomials
a raised to 6 b divided by a raised to 4 b raised to 2
asked by Anonymous 
english
Mother was to worry as my brother hadn't reterned home.(begin).(fill the with the correct tense of the verb.)
asked by ra ny 
6th grade
I need help with sewing
asked by ashley