# Butadiene reacts with itself to form a dimer

17,695 results

**algebra**

What is 3 radical 250 expressed in simplest radical form ?

**Math**

What does "standard form" mean in 3rd grade math?

**math**

write in simplest form: the ration of 28 feet to 49 feet

**algebra**

what is the simpliest form of the quotient. 4 sgrt 810 / 4 sgrt 2

**Math**

Which of the following expressions is the simplified form of 3y+8y-4+7-2y? A. 11y+3 B. 9y-11 C. 11y-3 D. 9y+3

**chemistry**

If 4.32 g of Cu combines with 1.09 g of S to form 5.41 g of chalcochite, what is the empirical formula of chalcochite?

**Math**

Express the non linear equation in its linear form; y=nx^(1/2)+kx

**Algebra II**

Given x(x) = 2x^3 - 6x^2 + 8 Rewrite the given equatin in factored form.

**trig**

Write the standard form of the equation where p=π and o=7π/12

**Math**

Find the product. Write the product in simples form. 2/3 x 8 = 2/3 x 8/1

**chemistry**

0.50 mol of Fe react with 0.60 mol of O2, how many moles of Fe2O3 will form?

**Algebra**

Which is an equivalent form of the expression 1800(1.2)–t? Is 1800(1/2)^t correct?

**Math**

What is (-7)^5 in expanded form? A. -7x-7x-7x-7x-7 B. -7.5 C. (-7)x7x(-7)x7x-7 D. 5x5x5x5x5x5x5 Is the answer A? Thanks

**statistics**

express the CI (0.045, 0.133) in the form of p ̂-E<p<p ̂+E

**Math**

Express the product x^2+4x/2x^2+13x+15 x x+5/x^2-16 in simplest form. a)- 1/2x+3 b)x/(2x-16)(x+4) c)(x^2+4x)(x+5)/(2x^2+13x+15)(x^2-16) d)x/(2x-3)(x-4)

**Algebra 1**

What is the simplified form of (-3x to the 3 power y squared) (5xy to the -1 power)

**Math**

Express the function in the form f o g if g(t)=csc t u(t)= sqrt(csc t) f(t)=?

**algebra**

6b^3 + 9b^2 - 12b Which represents the polynomial in factored form? (A) 3b^3 (2b^2 + 3b - 4) (B) 3b (2b^2 + 9b^2 - 12b) (C) 3b^2 (3b^2 + 6b - 9) (D) 3b (2b^2 + 3b - 4)

**Math**

When -24 + 7i is converted to the exponential form re^{i \theta}, what is cos(theta)?

**Math**

Solve each equation. Write each equation in simplest form. -6q + 5.8 = 23.8 A q = 3 B q = -3** C q = 1.83 D q = 4.93

**maths**

sin(5x)+sin(7x)=0 live answer in radian form

**math**

what is 0.32 written as a fraction in simplest form? 32/100 8/25 100/32 16/25

**Algebra 1**

Convert to slope intercept form 2x+3y=12 Is this correct y=4-2/3x 2x-y=4 is this correct?y=2x-4

**Surds**

Write (2+3^1/2)^1/2 in the form root a plus root b ..and find a and b

**Social Studies**

Which description characterizes volcanic islands and not coral atolls? A. Good soil for farming B. Islands are made of tiny skeletons C. Danger of flooding from raising ocean levels D. Sea salt in soil I don't know What was a likely motivation to send colonists to Australia in...

**Algebra**

1.In this problem, we will analyze the profit found for sales of decorative tiles. 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 ...

**chemistry**

In a chemical reaction, exactly 2 mol of substance A react to produce exactly 3 mol of substance B. How many molecules of substance B are produced when 26.5 g of substance A reacts? The molar mass of substance A is 21.9 g/mol. Step 1: Convert the mass of A to moles. Step 2: ...

**tricky math**

consider the right triangle with sides 3,4,5. Notice that the lengths of the sides form an arithmetic sequence. a. determine three other right triangles wtih side lengths in arithmetic sequence. b.let the sides of a right triangle be a, a+d,a+2d units long. Use the pythagorean...

**test corrections for problems 6,11,12 and 23please**

A sports team is building a new stadium on a lot of land. The lot measures 8x by 12x and the field will be 3x by 6x. how much land will be left for the bleachers, restrooms, and other parts of the stadium? So would I use the foil method or would I use the distributive. Or ...

**Chemistry**

Ok, I'm trying my best here, I'm learning, and I'm thinking I'm on a roll, until I can't get the right answer again..... First.. the butane question Calculate the mass of Butane needed to produce 82.7g Carbon dioxide. 2C4H10 +13 O2--->10H2O +8CO2 Ratio is 2 C4H10 to 8 CO2 ...

**chemistry plz help!!!**

are the following true for the element gallium? if they are false make them true. oxide more basic than Al203 oxide less basic than Mg(OH)2 hydroxide soluble in acid hydroxide soluble in base sulfide precipitates with H2S sulfide not soluble in (NH4)2S will form EaCl3, Ea2S3, ...

**chemistry**

are the following true for the element gallium? if they are false make them true. oxide more basic than Al203 oxide less basic than Mg(OH)2 hydroxide soluble in acid hydroxide soluble in base sulfide precipitates with H2S sulfide not soluble in (NH4)2S will form EaCl3, Ea2S3, ...

**ENGLISH**

How would you rewrite the following claim to remedy problems of ambiguity? Do not assume that common sense by itself solves the problem. "Two million times a day Americans love to eat, Rice-a-Roni -- the San Francisco treat." ANSWERS: 1. Two million times a day Americans love ...

**Science URGENT**

Hi, I am working on stoichiometry and limiting reactant problems. I have worked through examples in my book and I did them right and can solve for the excess, however there is one problem in the book that has confused me. I don't understand why they identified the limiting ...

**Algebra 1**

1) Find the possible values of a, if the distance between the points is 5, and the coordinates are (1, 1) and (4, a). I don't know how to solve this one. 2) in a right triangle the length of the hypotenuse is 14 and the length b of one of the legs is 8. find the length a of ...

**Math**

How do you subract the fraction 2/5 and 4/9? Form a common denominator and subtract the numerators, like this: 20/45 - 18/45 = (20-18)/45 = ? I assume you wanted 2/5 subtracted from 4/9, not the other way around. If you want 2/5 - 4/9, the sign changes.

**Art**

I choose a painting to write about and I am having the hardest time trying to see the form, color, space and much more. Is there anyone that knows this kind of stuff?

**math**

a set of 20 cards is numbered 1,2,3,... ..20. Suppose you pick a card at random without looking. Find the probability of each event. Write as a fraction in simplest form. P(3 or 13)

**Algebra II/Trig**

solve each inequality: 1-2t>-5 and the answer is: t<3 because you subtract one form both sides and get -2t>-6 and that's really positive and divide by 2 and that's where the three comes from ... but why does the > symbol change to < ?!

**accounting**

An employee who is married and has two children submits a W-4 form to his employer indicating that he is single and claims zero deductions. Is this action ethical, unethical, or illegal?

**accounting**

An employee who is married and has two children submits a W-4 form to his employer indicating that he is single and claims zero deductions. Is this action ethical, unethical, or illegal?

**math**

x = 3 - y^2 y = x - 3 Find the points of intersection. If someone could even get me to the point where it gets written in general form (both equations set to 0..) I would be forever grateful.

**calculus**

a piece of wire 12 inches long is to be used to form a square and or a circle.determine a function that expresses the combined area of both figures.what is its domain?

**American Literature**

Which of the following genres is defined by theme (what happens) rather than form (how the words are put together)? A. Drama B. Comedy C. Satire D. Tragedy E. Sonnet

**grammar**

If miriam _______(win) the talent contest, she ______(become) a famous singer. Now she´s a big star. (past model form) please.

**pre-calculus**

Determine the center and the radius of the following circle: x^2+y^2+8x-2y=8 so I figured I'd use completing the square after putting it in standard form: (x^2+8x)+(y^2-2y)=8 I'm not sure where to go from here.

**chemistry**

simple ion does each of the following elements most commonly form? a. Sodium ……………. b. Iodine ..…………. c. Potassium .…………… d. Calcium .…………… e. Sulfur .…………… f. Magnesium .…………… g. Aluminum .….………. h. Nitrogen...

**math (please check my work)**

find the equation (in slope intercept form) the line passing through the points with the given coordinate (-1,-1) (-3,-3) -3-(-1)/-3-(-1)=2 y+3=2(x-(-3) y+3=2x-6 -3 -3 y=2x-9 is what i got is this correct?

**5th GRADE**

Write fourteen thousand and six tenths in standard form. I wrote: 14000.06 Another site told me that it was 0014.06. Which is correct? Please advise, Thank you

**Math 12**

I need to write this parabola question 2(x+3)^2 -1 in general form. Not sure how to do it. Do I sqaure whats in brackets first? x^2 + 6x +9 then *by 2 so 2x +12x +18 - 1 = 0 Would this be the answer or am I doing it wrong? Any help appreciated.

**Physical Science**

11. Chromium is produced by reacting its oxide with aluminum. If 76g of Cr2O3 and 27g of Al completely react to form 51g of Al2O3, how many grams of Cr are formed?

**History Check**

Was Thomas Jefferson the person who said this: "We the people of the United States, in order to form a more perfect Union . . . " ? Just making sure

**math**

A total of 8 058 044 651 Web pages were searched by Google by the end of 2004. Express this number in a scientific notation and in expanded form.

**Math**

A total of 8 058 044 651 Web pages were searched by Google by the end of 2004. Express this number in a scientific notation and in expanded form.

**Algebra**

Add and subtract the rational expressions as indicated. Be sure to express your answer in simplest form ((9)/(7x)) + ((1)/(2y)) -1 I got an aswer of (16y)/(7x+2y+1)) but when I submit it shows me as wrong. Can anyone help, thanks

**Health**

Why is it important to get the right amount of each vitamin and mineral? Like a general answer? would it be for your body to work properly Minerals help form healthy bones

**chemistry**

Consider HA- the intermediate form of a diprotic acid. Ka for this species is 10-4 and Kb is 10-8. Nonetheless, the Ka and Kb reactions proceed to nearly the same extent when NaHA is dissolved in water. Can anyone explain that?

**chemistry**

What volume (in Liters) of oxygen must react to form 17.0L of carbon dioxide according to the following balanced equation: 2CO(g) + O2(g) --> 2CO2(g) is this correct C G02 2

**Chemistry**

60.0 g of benzene is mixed with 135g of bromine to form bromobenzene according to the following reactionC6H6+Br2-C6H5Br+HBr which is the limiting reagent and what is the theoretical yield

**Math(pre-Calculus)**

Find the standard form of the equation of the circle. 3(x+2)^2 + 3(y-1)^2=18 so i used this formula r^2 = (x+h^)2 + 3(y+k)^2 i just plug in the number but what do i do with the 3's outside of the parenthesis or i have to do something else...

**math/pre-algebra**

how do u change 0.015 from standard form to scientific notation [ please don't charge me money im only 11 yrs old trynna get help with my homework ]

**Spanish**

for the verbs ending in car, gar, zar i thought you only change the "yo" form but i learned that for conjugar becomes conjuguen. would that be in the present and not preterite?

**college algebra**

Perform the indicated operation(s) and express the result in standard form. Leave answers in terms of square roots (do not use decimals). (-9-sqrt-3)^2

**Algebra II**

I need to write a polynomial in SIMPLEST FORM having roots 2,-2 and 4. I have to gt rid of the parentheses by multiplying everything out.Did I do it correctly? (x-2)(x+2)(x-4)original problem 1.x^2 + 2x-2x=x^2-4) 2. (x^2-4)(x-4) 3. x^3-4x^2-4x+16=0

**Chemistry 105**

Consider the following chemical reaction. 2H2O(l) -->2H2(g)+O2(g) What mass of H2O is required to form 1.6 L of O2 at a temperature of 330 K and a pressure of 0.954 atm?

**Adverbs and other parts of speech**

which one of the following words phrases if the superlative form of an adjective? A.Less B.Slower C.Most active D.more rapidly

**algebra**

What number must be added to each of the numbers 0, 8, and 32 so that they form consecutive terms of a geometric sequence? I don't understand what the question is asking first of all. The answer is 4. Help is much appreciated.

**Language Arts**

Having trouble on this one too. Need to say the correct verb form either lay or lie. The horn has _____________ there ever since.

**human resources**

Imagine your business has grown to $3M+ in sales and 50+ employees. Determine if another form of ownership would be more appropriate. Explain the reasoning behind your decision

**Pre-Cal**

Convert the given exponential function to the form indicated. Round all coefficients to four significant digits. f(x) = 9e^3x; f(x) = Ab^x How do i solve the equation with this formula? Thanks

**Math**

Find the volume of a tank in the form of horizontal cylinder whose radius is 2.6 yd, and length is 8.4 yd. report your answer to the nearest tenth of a cubic yard, and use 3.14.

**AP CHEMISTRY**

Suppose that a 15-mL sample of a solution is to be tested for I- ion by addition of 1 drop (0.20 mL) of 0.30 M Pb(NO3)2. What is the minimum number of grams of I- that must be present for PbI2(s) to form? (Ksp = 7.9 10-9)

**Social Studies**

Before 1910, the most popular form of public entertainment was A. band concerts. B. baseball. C. ballroom dancing. D. viewing motion pictures. Is it C?

**Social Studies**

Before 1910, the most popular form of public entertainment was A. viewing motion pictures. B. band concerts. C. ballroom dancing. D. baseball. Is it C?

**7th grade math help Ms.Sue ratios please**

Write each ratio in simplest form. 1. 28 seconds / 2 minutes 2. 22 in. / 3 feet 3. 36 cm. / 132 cm. Can you help me i have NO IDEA how to solve these thanks

**lit**

the major elements of drama and distinguishes the form from other genres like the short story and poetry. Using the play Riders to the Sea (Synge)

**geomerty**

The hexagon GIKMPR and FJN are regular. The dashed line segments form 30° angles. Find the image of after a rotation of 300° about point O.

**math**

will smeone please help me solve this question. Simplify the expression. Write your answer in the lowest terms ans leave it in factored form. __3y__ + ___4__ y(4y-1) 4y-1

**chemistry**

Write the balanced chemical equation for the Habor-Bosch process, that is, the combination of nitrogen and hydrogen to form ammonia, NH3. Phase symbols are optional.

**kalif**

Which writer and poet developed the style and form of sonnets in his work Il Canzoniere? Francesco Petrarch William Shakespeare Thomas Wyatt Edmund Spenser

**organic chemistry**

for each of the following compounds, draw the form in which it will predominate at ph=3, ph=6, ph=10, and ph=14. a)CH3COOH b)CH3CH2NH3 c) CF3CH2OH please explain how to get answers. my book does not give clear examples.

**math calculus**

The volume of the solid obtained by rotating the region bounded by y=x^2−2x and y=x about the line y=9, has the form a/bπ, where a and b are positive coprime integers. What is the value of a+b?

**trig**

Find all solutions of cos (x) + 1/2 sec (x) = -3/2 in the interval (2pi, 4pi) (Leave your answers in exact form and enter them as a comma-separated list.)

**Trigonometry**

Find all solutions of 4(sin(x)**2)-8cos (x) -8 = 0 in the interval (2pi, 4pi). (Leave your answers in exact form and enter them as a comma-separated list.)

**6th grade social studies**

I need help unscrambling these letters to form two words: inenidj tcain They go along with the phrase ______ _____and Persia.

**Sociology / Anthropology Help Please!!!**

Why is art created? Give five examples of human creative expression, including one form that you personally practice or enjoy.

**Pre-Calculous**

Convert Q = 17(0.887)^1.2t to the form Q = ae^kt Round all calculated values to three decimal places Q = ? My answer was 17e^-0.099t, but I do not think that it is correct

**Science**

True/false Earth's atmosphere oceans and continents began to form during the first several hundred million years of the Precambrian time.

**Earth Science**

What two types of air masses collide to form a dry line? On which side of this boundary would you expect to see rising motion, and why?

**social studies**

which of the following Nations has both the most stable democratic form of government and the highest standard of living? A.Israel B.Jordan C.Lebanon D.Syria

**math**

The school raised $1518.75 by charging an adult $3.75 and a student $2.50. The total attendance was 520. express each equation in slope-intercept form and graph each line ?

**english**

please clarify : write the correct verb form : 1.girl _______ (speak) cleverly . 2.our course_________(complete) by the month of March 2016 thank you

**pre-calculus**

Rewrite each equation into slope intercept or special case form. 1) 4x+3=8x 2) 9y-(7+3y)=0 I have no idea how to do these two. Can someone please help me? 3)x/2+y/7=1 My answer is y=-7x+14. Is this correct?

**HELP!! ELA**

Why am I always stuck on last questions!? Anyways: Write one sentence that uses the proper adjective form of each of the following words: Spain, America, and Shakespeare. How do you do this?

**math**

Write the slope-intercept (y = mx + b) form of the equation from the information given. The line goes through the points (1/2, 3/2) and (-1/4, 5/4) I really don't know how to do this problem, can someone please show me how?

**11th grade math**

Simplify each expression. Your answer should still be in exponential form. Make sure that you combine all numbers with the same base. y^a/y^b

**Algebra 2**

Make predictions about how many times the graph of each equation below will touch the x axis. You may first want to rewrite some of the equations in a more useful form.=(x-2)(x-3). A. y=(x+1)^2 B. y=x^2+6x+9 C. y=x^2+7x+10 D. y=x^2+6x+8 E. y=-x^2-4x-4

**Math**

How would I find the derivative of y=cotx with respect to x and also the answer should be in simplified form This is what I got: y= 1/tanx Y= cosx/sinx Idk what to do next

**Precalculus**

Considering the line segment joining A(-5, 2) and B(7, 8), find an equation, in the form of Ax+By=C, that expressed the fact that a point P(x, y) is equidistant from A and from B. How would I go about even attempting this problem?

**English**

The poem small passing by I grid de kok is free verse so has no structure, but I am not sure what sound device is used to creat rhythm and form? Please help