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September 22, 2014

Search: Butadiene reacts with itself to form a dimer

Number of results: 13,607

Math - Int Trig
Form a polynomial f(x) with real coefficients having the given degree and zeros 21) Degree: 4, zeroes: 2i and -3i 22) Degree: 3, Zeroes i and -10
May 15, 2014 by Lilly

Math
When completing the square: 5x^2 + 10x - 20 5 ( x^2 + 2x) -20 = 0 5 ( x + 1)^2 -15 = 0 Did I do that right? If so I have another question. When it's in this form, -15 is the y-coordinate of the vertex and 2 the x coordinate of the vertex? If so isnt the x cooridinate of the ...
January 23, 2008 by Lena

Chemistry
If I2 reacted with hexane, how would we know, which carbons the Is go on? Would only one of the iodine go to the hexane and the other form HI, or would they both join and H2 is a by-product?
February 11, 2008 by Raj

trig
Graph one complete cycle of y + cos x cos pi over6 + sin x sin pi/6 by first rewriting the right side in the form cos(A-B)
February 28, 2008 by Rick

college
Write a quadratic equation in the variable x having the given numbers as solutions. Type the equation in standard form ax^2 + bx + c =0 The solutions are -10, 3 The equation is blank = 0
September 4, 2009 by Dana

geometry
If the perimeter of a particular square is 2011 inches, what is the area of the square, in square inches? Express your answer in decimal form to the nearest hundredth.
January 25, 2011 by Molly

Algebra 2
write a quadratic equation in the variable x having the given numbers as solution. Type the equation in standard form, ax^2+bx+c=0 solution 4, only solution
July 3, 2011 by Shelly

Calculus
How would I do this the fraction way, I want to get used to doing it in fraction form, that would make things much easier. 2. 5 - 1 + 1/5 -... Common ratio is -0.2, so that would be -1/5. S = a/1-r S = 5/1-(-0.2) S = 5/1.2 = 4.166 = 25/6
September 20, 2011 by Anonymous

algebra
A cylinder has a radius of 4x + 2 and a height of 5x + 4. Which polynomial in standard form best describes the total volume of the cylinder? Use the formula v = pi r^2 h for the volume of a cylinder.
February 22, 2012 by jared

chemistry
What is the dominant form of secondary bonding for CH3Cl? Dipole-dipole interactions London dispersion forces Covalent bonding Ionic bonding
March 12, 2013 by adex

science
. What must happen in order for a sound wave to form? A. An electric current must flow. B. A certain frequency must be reached. C. Matter must vibrate. D. Volume must be absorbed.
November 17, 2010 by david

HISTORY
Does this sentence make any sense and is it accurate? The Soviet Union, however, rejected the Marshall Plan due to the belief that they could not keep a close eye on the satellite states in the Eastern bloc and that the West was trying to enforce their democratic ideas. ++++ ...
April 24, 2007 by Noel

writing a memo
when writing a memo in apa format do you use just citation in your memo and not havae a refernce page? I have never heard of the need for APA or MLA or any other citation guidelines needed in memos. For proper reference and citation, there are two elements needed: a Works ...
January 20, 2007 by tina

Asap science check my answer plz?!
Fill in the Blank: 14. The energy role of the first organism in a food chain is always a(n) ___________. A: Producer 15. Water is a(n) __________ factor in all ecosystems that all living things require. A: Abiotic 16. ___________bacteria carry out the conversion of gaseous ...
May 1, 2014 by Anoymous

Logs-check my anwers
Write the equation in its equivalent exponential form. log5 x = 2 I got 5x = 2 logb 256 = 4 i got b4 = 256 log10 sqrt of 10 i got
October 23, 2007 by Jayme

math
how do you find a line perpendicular to another if the given line is in standard form, Ax+By=c? also, i need some help finding a line perpendicular to y=3 and crosses the points (2,4). help plz?
December 12, 2009 by moe

math
find the equation (in slope intercept form) of the line with the given slope that passes through the point with the given coordinates slope:-5/8, ordered pair (0,1)
February 23, 2010 by jerson

chemistry
zinc displaces gold in seawater present int he form of gold (III) hydroxide. What mass of gold can be recovered if 20 moles of zinc are available?
July 25, 2011 by luz

GEOMETRY
The diameter of a circle has endpoints P(10, 2) and Q(4, 6). a.Find the center of the circle. b.Find the radius. If your answer is not an integer, express it in radical form. c.Write an equation for the circle.
May 30, 2012 by HELP PLEASE!

Math
Use the expression 12*12 to answer the question below A. Write the expression using exponential notation B. What is the base? C. What is the exponent? D. WRite the expression in expanded form. C?
September 4, 2012 by eth

Math
Place twelve $10 bill on the place value template. Then exchange ten of the bill for one $100 bill and write the result in expanded form
February 20, 2013 by J

Math
Place twelve $10 bill on the place value template then exchange ten of the bill for one $100 bill and write the result in expanded form
February 20, 2013 by J

Physics
A convex mirror form an image of height 2.4cm, if the radius of covature of the mirror is 40cm.find the height,distance of the object from the front of the mirror
June 30, 2013 by Adams

Chemistry
0.300 moles of bromine gas (Br2) and 0.500 moles of chlorine gas (Cl2) react to for tribromochlorine (Br3Cl). how many moles of this product will form ?
August 11, 2013 by kate

French for Mischa
One more try! PLURAL OF NOUNS Most French nouns, like most English nouns, form their plural by adding s to the singular: SINGULAR PLURAL le garçon, the boy les garçons, the boys lfélève, the pupil les élèves, the pupils la feuille, the leaf les ...
September 21, 2007 by SraJMcGin

calculus
se differential, i.e., linear approximation, to approximate (8.4)^(1/3) as follows: Let f(x)=(x )^(1/3). The linear approximation to f(x) at x=8 can be written in the form y=mx+b where m is: and where b is: Using this, we find our approximation for (8.4)^(1/3) is
August 28, 2010 by jin

chemistry
Calculate the solubility (in g of compound per 100 g of water) of a compound for which 0.74 g form a saturated solution in 2 mL of water. Density of water: 1.00 g/mL
September 26, 2011 by Anonymous

chemistry
If 20.0 grams of hydrogen and 40.0 grams of nitrigen are combined to form nitrogen trihidride, how many grams of nitrogen trihydride should be formed?
March 12, 2012 by stoi.

Math
In math we're doing a review sheet and i dont get any of it so can someone please help!! What is the simplest form of the expression Radical 28 + radical 175 - radical 7
May 30, 2013 by Alyssa

math
Write an equation of the line with the given slope and containing given points. Slope intercept form Slope 4 through (-3, 3)
November 4, 2013 by Bridget

Math
Find and express the results in polar form for the following: z = 2(e^(-jω) - e^(j7ω)), where ω = omega j is the math equivalent of i = sqrt(-1)
August 29, 2014 by Erik

Spanish 1
Please answer the following questions and submit using the form below. Include the questions with your answers and please write in complete sentences. 1. Qu es el participio de tener? (What is the participle of tener?) 2. Qu es el participio de dormir? 3. Qu es el ...
May 18, 2009 by JOhn

Spanish
ah, brain froze, ok, if ur talking to someone u don't know, older than u, or a respected adult, i know u use the formal form of everything, but how do u end the verbs? in "-as" or "-a" or....? For example, "?Que___ usted, senora? and the verb is "desear", so am i putting down...
November 6, 2007 by anonymous

chem
reaction order I know the form is r=k(A)a(B)b (a, b are exponents) and I know a and b depend on the concentration, but how do i know the number a and b. can you please explain in your own words instead of giving me websites because i look and i'm still confused I also tried to...
February 6, 2009 by Anonymous

pre-calc
I am trying to get the polynomial; x^7+2x^6+3x^5+4x^4+6x^3+6x^2+7x+8 divided by; x^5-2x^4-3x^3+5x^2+2x-3 into a partial fraction form so that I can create a system of equations to solve for. So far, after dividing I have (x+1)(x-1)^2, and (x^2-x-3) as factors along with an ...
May 29, 2009 by John

physics
when inflated, a rubber lifeboat takes the form of rectangular box of dimensions 2mx1.5x40cm. with out any load, it floats. how many 60kg people can it carry before water flows into it? assume that the density of seawater is 1025g/cubic meter.
March 7, 2013 by pretty

spanish 2
Fill in the blank with the correct imperfect form of the verb. Include accent marks when needed. 1.) Mis amigos______la playa. (ir) 2.) Mama______la casa. (limpiar) 3.) Mi hermano y yo____la leche.(beber) 4.) Yo_____la cena. (preparar) 5.) T_____los libros? (leer) Thank you...
March 5, 2014 by Bri

chemistry
Here is the question: sodium hydride reacts with excess water to produce aqueous sodium hydroxide and hydrogen gas: NaH(s)+H2O-->NaOH(aq)+H2(g) A sample of NaH weighing ________g will produce 982mL of gas at 28.0 C adn 765 torr, when the hydrogen is collected over water. ...
June 17, 2009 by Gweedo

Taylor seires
f(x) =ln (1-x) a) Compute f'(x), f''(x), f'''(x). Spot the pattern and give an expression for f ^(n) (x) [the n-th derivative of f(x)] b) Compute the MacLaurin series of f(x) (i.e. the Taylor series of f(x) around x=0) c) Compute the radius of convergence and determine the ...
November 26, 2006 by Jill

Algebra
1. In this problem, we will analyze the profit found for sales of a certain product. A demand equation (sometimes called a demand curve) shows how much money people would pay for a product depending on how much of that product is available on the open market. Often, the demand...
April 29, 2010 by Anonymous

Algebra
. In this problem, we will analyze the profit found for sales of a certain product. A demand equation (sometimes called a demand curve) shows how much money people would pay for a product depending on how much of that product is available on the open market. Often, the demand ...
April 29, 2010 by Anonymous

English
Writeacher, thank you very much for giving me advice. Can you please tell me if my sentences are possible? 1) "What about making pizza for dinner,he said. He suggested making pizza for dinner. 2) OK. It was me who broke the vase, she said. She admitted breaking the vase. ...
March 31, 2012 by Matthew

maths
1. Identify two examples of exponential r/s 2. The data below shows how the the population of the world has changed over the last three hundred years Year population(mill) 1650 500 1700 600 1750 700 1800 900 1850 1300 1900 1700 1950 2500 2000 7000 The data can be modelled by a...
February 26, 2007 by me again Thanks sooo much

algebra, math133
Pick a country of your choice that is experiencing population growth. Using the Library, web resources, and/or other materials to find the most recent population count of the country you have chosen and the population growth rate of that country. Use that growth rate to ...
May 22, 2010 by michelle

Geometry - Angle of rotation
What is the measure of the angle of rotation with respect to two lines that intersect to form a 25 angle? 25 degrees is how much one line is rotated from the other
August 2, 2007 by John

Trigonometry
If cospΘ + cosqΘ = o. prove that the different values of Θ form two arithmetical progressions in which the common differences are 2π/p+q and 2π/p-q respectively.
December 23, 2011 by Kewal

Calculus. I need help!
Write the composite function in the form f(g(x)). [Identify the inner function u=g(x) and the outer function y=f(u).] Then find the derivative dy/dx. y=√sinx √ is square root.
February 25, 2012 by danny

chemistry
if 7.o moles of sulfur atoms and 10 moles of oxygen molecules are combined to form the maximum amount of sulfur trioxide, how many moles of which reactant remain unused at the end?
September 4, 2012 by Anonymous

physics
three uniform thin rods, each of length L = 16 cm, form an inverted U. The vertical rods each have mass of 14 g; the horizontal rod has mass of 50 g. Where is the center of mass of the assembly (x, y)?
November 8, 2012 by rafeh

physics
Three uniform thin rods, each of length L = 16 cm, form an inverted U. The vertical rods each have mass of 14 g; the horizontal rod has mass of 50 g. Where is the center of mass of the assembly (x, y)?
November 11, 2012 by KRISTEL

Physics
Three uniform thin rods, each of length L = 16 cm, form an inverted U. The vertical rods each have mass of 14 g; the horizontal rod has mass of 50 g. Where is the center of mass of the assembly (x, y)?
November 12, 2012 by emma

Math please!!!
Place twelve $10 bill on the place value template. Then exchange ten of the bill for one $100 bill and write the result in expanded form?
February 20, 2013 by Jazzy

Calculus-Applied Optimization Problem:
Find the point on the line 6x + 3y-3 =0 which is closest to the point (3,1). Note: Your answer should be a point in the xy-plane, and as such will be of the form (x-coordinate,y-coordinate)
October 30, 2013 by Sara

science
radioactive decay occurs when atoms a) lose mass b) join with atoms of another element c) break down to form atoms of another element d) are exposes to chemical weather
December 13, 2013 by victoria

Calculus Help Please
Consider the implicit function ln(xy)-cos^-1(x-1)=x a. Find dy/dx. b. Find y when x = 1. c. Find the equation of the tangent line in slope-intercept form when x = 1. Show steps please! Thanks!
April 8, 2014 by Tenshi

english
How would you form a superlative for the adverb widely? A. Add the word less B. Remove the ly C. Add the word most D. Add the suffix est I think it's D. Is that correct?
August 19, 2014 by Brianna

calculus
find the solution of the differential equation dy/dt = ky, k a constant, that satisfies the given conditions: y(0)=50, y(5)=100 please show steps. INtegrate dy/dt I think the answer will be in the form of y=e^kt + C check that and see if it works. You should be memorizing your...
April 10, 2007 by ae

Algebra
My standard-form equation is (x+3)^2+(y+2)^2=4. Do I find the radius by doing the square root of four? I just wanted to check on this. Based on the example in my book, it seemed like this is the way to do this, but I wanted to make sure, because they didn't come right out and ...
November 30, 2008 by Natalia

math
Question: Just about everyone in any form of business today has seen at one time or another a Power Point Presentation. Do you think this type of "visual aid" is being overdone and consequently, doesn't have the impact it used to have?
December 16, 2008 by meshelle

biology
The structure of chromosomes is best explained as DNA broken apart into separate genes. extended to form very long, thin molecules. wrapped tightly around associated proteins. coiled up into a ball.
April 15, 2010 by ballamoney1

math (urgent!)
I was given a graph and told to find an equation for the temperature T in terms of the time t in the form T(t) = a sin(kt-c)+d where a, k, c and d are constants. The max was 32.9 and the min 21.1 I determined that amplitude = 5.9 vertical = 27 period = pi/12 The last thing I ...
January 13, 2013 by Anonymous

physics
a car travel with a uni form velocity of 25m/s for 5& the brak over then applied and the car coms the rest wirh a uniform retar in fyrther 10s draw ut grph and use it to find 1 distance covered 2 the reatardation
June 20, 2014 by ramesh

Math-Geometry
B is in the interior of angle AOC. C is in the interior of angle BOD. D is in the interior of angle COE. The measure of angle AOE is 162 degrees, COE is 68 degrees, and the measures of angles AOB, COD, and DOE are all equal. The question is to find the measure of angle DOA. (...
October 10, 2007 by Nikki

Please double check...GK or Dr.Bobb22
Hi, i actually posted this up before..please double check the answers if i got them right have to hand in on Wednesday: The Chemicals are: Baking Soda- NaHC03 Calcium Chloride- CaCl2 Bromothymol Blue - (acid base indicator) _______________________________________ What is: (a) ...
January 19, 2009 by Saira

English Lit-Please help
We had to read An Essay on Criticism by Alexander pope and answers some questins. I spent my weekend trying to figure out one of the questions-Could someone please help "Those Rules of old discover'd, not devis'd Are Nature still, but Nature Medthodiz'd Nature like Liberty is ...
February 20, 2012 by Jody

Insurance Forms
I need help with a few questions. Could you let me know if I'm going in the right direction. 1- CHAMPVA would be considered a primary payer for a patient who has ______ coverage. A- Medicaid B- fee-for-service C- Medicare D- SSI Answer: A 2- You should record payments that are...
March 15, 2011 by BB

math 7th grade
Segment AB has endpoints A(-3, 4) and B(-5, 2). Segment AB is reflected over the y axis to form segment AB. What are the coordinates for the endpoints of AB? A. A(3, -4) and B(5, -2) B. A(3, 4) and B(5, 2) C. A(-3, -4) and B(-5, -2) D. A(-3, 4) and B(5, -2)
May 24, 2010 by Kyasia

algebra
write an equation for a graph in slope-intercept form if the slope of the graph is 5/-4 and one of the coordinates of a point on the graph is 1,-1).
January 3, 2011 by Blue13

algebra
Find the equation using a slope-intercept form if possible.. x-intercept −1, y-intercept −2 I do not know how to start this.. HELP!
January 27, 2012 by sarah

Math
Write in expanded form 24,307,241 Is this correct 20,000,000+4,000,000+300,000+ 7,000+200+40+1
December 17, 2012 by Gio

math
The equation of line AB is y = 2x + 4. Write an equation of a line parallel to line AB in slope-intercept form that contains point (3, -2).
February 27, 2014 by krista

math
The equation of line AB is y = 2x + 4. Write an equation of a line parallel to line AB in slope-intercept form that contains point?
February 27, 2014 by krista

French for Mischa
PLURAL OF NOUNS (that refused to post before!) Most French nouns, like most English nouns, form their plural by adding "s" to the singular: SINGULAR PLURAL le garçon (the boy) les garçons (the boys) l'élève (the pupil) les élèves (the pupils) la ...
September 22, 2007 by SraJMcGin

Economics
6. An article in The Wall Street Journal reported that large hotel chains, such as Marriott, are tending to reduce the number of hotels that they franchise to outside owners and increase the number the chain owns and manages itself. Some chains are requiring private owners or ...
June 24, 2013 by AAAAA

ECONOMICS !!!!! Help me ***
An article in The Wall Street Journal reported that large hotel chains, such as Marriott, are tending to reduce the number of hotels that they franchise to outside owners and increase the number the chain owns and manages itself. Some chains are requiring private owners or ...
June 25, 2013 by BBBBBB

science
what is the concentration of hydrogen ion in a 0.1M solution of sodium hydroxide(NaOH)? NaOH dissolves and completely dissociates in H2O to form the ions. NaOH ==> Na^+ + OH^- Therefore, starting with 0.1 M NaOH will give you 0.1 M in Na^+ and 0.1 M in OH^-. You know Kw=(H...
December 31, 2006 by michelle

legal ethics
A child does not have his parental feild trip form and wants to get on the bus for the outing. He insists his dada said he coudld go. It is time for the bus to leave, what do you do? What is your ethical responsibility? To the child, parent, school
October 22, 2007 by Stella

chem
Next step, multiply both sides by (.01-x) .012(.01-x)=.01x+x^2 gather terms, put in standard binomial form, use the quadratic equation, and solve for x. is the standard binomial x^2+.022x-1.2x10^-4
March 26, 2008 by lyne

Physics
The latent heat of vaporizaiton of H2O at body temperature (37.0C) is 2.42 106 J/kg. To cool the body of a 89 kg jogger (average specific heat capacity = 3500 J/(kgC)) by 1.4 C, how many kilograms of water in the form of sweat have to be evaporated?
April 4, 2008 by Pierce

american government/ economics
A constituion: is a unitary form of government., sets out the principles and structure of a government., is a part of federal system of government ., is devolped only for democratic governments. i think its b.if not correct please, thank you
September 20, 2008 by Anonymous,

Chemistry
When combining Ca(OH)2 with Na2CO3 it entraps SO2 out of a gas stream from kiln emissions where ore is processed into nodules. When there is not enough Na2CO3 in this combination, will it not allow the solids to form out and settle?
November 3, 2009 by Cheryl

Math Business
Janet got 671.50 in cash as the proceeds form a loan of $680. The discount rate was 10% simple interest. Find the discount period. I got 118.5 months but am not sure if I did it correctly.
January 19, 2010 by Scott

chemistry
What volume (in Liters) of hydrogen must react to form 17.0L of ammonia according to the following balanced equation: N2(g) + 3H2(g) --> 2NH3(g) Ratio from equation is H : NH3 = 3 : 2 = 3/2 : 1 = 17x3/2 : 17 = 25.5 : 17 17 L of hydrogen can you check my work is this right?
October 17, 2010 by Melissa

PLEASE HELP ME MATH
I only have 1 hour to get this question answered. Thank you in advance. I need a quadratic equation in the variable x given the solutions: -7 sqrt 7, and 7 sqrt 7 This needs to be in the standard form of ax^2+bx+c=0. Can someone please help me with this???? I am so lost!!!!
November 12, 2010 by barb

Physics
Two balls, each with mass 0.5g and carrying charge Q, are hung on strings 35cm and suspended from one point. The balls repel and form a 40 degree angle between them. What is the charge? CAN YOU WALK ME THROUGH THIS QUESTION?
January 30, 2011 by Nick

math (please help me)
A polynomial of degree 4 that increases the y-axis at 6 and whose y-values get more and more negative as x -> +infinity and x -> -infinity -Represent a function that satisfies the given conditions by an equation. Leave in factored form.
August 30, 2011 by Jon

Maths
Hi Please can you help? Really sorry for repeating the question but I wrote it incorrect before. Find the particular solution of the differential equation from dy/dx=2/27(x-3)(x^2-6x+23) / (y) (y>0. for which y = 2 when x = 1, and then give this particular solution in ...
April 4, 2011 by Claire

Math
From an 8 inch by 10 inch rectangular sheet of paper, squares of equal size will be cut from each corner. The flaps will then be folded up to form an open-topped box. Find the maximum possible volume of the box.
April 9, 2011 by tammy

Chemistry
How many atoms of iron will react with an excess of sulfur to form 3.098 grams of iron (II) product? Fe + S ---> FeS (2.12x10*25) I would appreciate if an explanation would be given... I need more than just the answer. Thank you!
July 5, 2011 by Alex

chemistry
Hydrochloric acid is usually purchased in concentrated form with a 37.0% HCL concentration by mass and a density of 1.20g/mL. How much of the concentrated stock solution in milliliters should you use to make 2.5L of 0.500M HCL
November 6, 2011 by Monique

kite runner
can someone help me answer in point form for these questions 1) describe Hassan physically? what is a cleft lip? 2) describe him by his relationship with amir? 3) what was his first word? why is that important? 4) how did he come into amir's life?
November 7, 2011 by lalala

Trigonometry One Quick Question! Please help!
Triangle ABC has side lengths 7, 24, and 25. Do the side lengths form a Pythagorean triple? Explain. Thank You so much! :) I'm having a hard time understanding this so it means alot!
February 20, 2012 by Amaya

chemistry
Which of the following pairs can be used to prepare a buffer? (select all that can apply) a. HCl/NaCl b. HF/KF c. NH3/NH4Cl d. HNO3/HNO2 e. NaNO2/HNO3 can you also please explain how they form a buffer? thank you
April 12, 2012 by kc

math
a building cast a shadow approximately 130 ft long on the street when the suns ray form an 82.9 degree angle with the earth. how tall is the building? 180-82.9-90= 7.1 degree tan 7.1 = x/130ft x= 16.19ft is this correct? thanks!
August 26, 2012 by greeny

Physics
The latent heat of vaporization of H2O at body temperature (37C) is 2.42 x 106 J/kg. To cool the body of a 77.6-kg jogger [average specific heat capacity = 3500 J/(kg C)] by 2.78 C, how many kilograms of water in the form of sweat have to be evaporated?
December 5, 2012 by StressedStudent

Chemistry
How much concentrated solution would you take to prepare 2.80L of 0.475M HCl by mixing with water? Hydrochloric acid is usually purchased in a concentrated form that is 37.0% HCl by mass and has a density of 1.20g/mL.
February 21, 2013 by M J

algebra 1 NEED NOW!!! PLEASE HELPPP
A rectangular picture measuring 3 in. by 7 in. is surrounded by a frame with uniform width x. Write a quadratic function in standard form to show the combined area of the picture and frame.
July 1, 2013 by lisa

Finance
__________ Management involves decisions regarding how much money to retain in a liquid form and how to allocate funds among short-term investment instruments. a. investment b. money c. credit d. liquidity
October 24, 2013 by Sheliah

Grade 12 Calculus
A rectangular piece of paper with perimeter 100 cm is to be rolled to form a cylindrical tube. Find the dimensions of the paper that will produce a tube with maximum volume. I have made it up to getting an equation for V(w).
March 25, 2014 by Q

geometry
"An equilateral triangle of side length 6 sqrt 3 is rotated about an altitude to form a cone. What is the volume of the cone?" Please don't solve the entire thing. A hint is all I really want so I can solve it by myself. Thanks!
August 4, 2014 by Sheenybeany

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