Search: equivalent

Number of results: 2,603

college math for teachers
Use the following sets to complete the givien statements in as many ways as possible. a= a,b,c,d b= e,f c=b,a,c,d d= 1,2,3,4 A. Sets _ and _ are not equivalent and not equal B. Sets _ and _ are not equivalent but are equal. C. Sets _and _ are equivalent but not equal D. Sets _...
Sunday, January 10, 2010 at 8:20pm by Sueann

college mathematics
8. Determine which, if any, of the three statements are equivalent. Give a reason for your conclusion. Show complete work. I.) If the dog wags its tail, then the dog is not calm. II.) Either the dog does not wag its tail or the dog is not calm. III.) If the dog is not calm, ...
Tuesday, February 7, 2012 at 12:17pm by cody

math 116
find an equivalent equation with the given denominator 7/b= ?/b squared the expression that is equivalent to 7/b is ? if b is squared wouldn't the 7 also have to be squared to be equivalent? 7/b = 49/b squared? Am I correct? Thanks
Friday, November 20, 2009 at 9:21pm by Amie

Chemistry
Technically this can't be worked because the normality (and the equivalent weight) depends upon the reaction and the reaction has not been cited. However, usually this means H2SO4 will be 1/2 the molar mass for the equivalent weight. equivalents = mass/equivalent weight ...
Tuesday, January 22, 2013 at 7:49pm by DrBob222

math
Equivalencies If A, then B is equivalent to If not B, then not A Not (A and B) is equivalent to not A OR not B Not (A or B) is equivalent to not A AND not B Can you give an equivalent statement to 1. If an Iowa farmer does not grow corn or beans, then he grows alfalfa. 2. It ...
Wednesday, September 12, 2012 at 6:30pm by Pat

3 grade math ms sue
1-Explain how you can use a number line to show that 3/6 and 1/2 are equivalent fractions. my son write- you can show these fractions are equivalent because if the numerator is half of the denomirator it can be 1/2 so 3/6 is just like 1/2. so thats why they are equivalent. ...
Wednesday, May 23, 2012 at 8:28pm by dw

Physics
Three resistors having the same resistance value are wired in parallel. How does the equivalent resistance compare to the resistance value of a single resistor? The equivalent resistance is thrice the value of a single resistor. The equivalent resistance is the same as the ...
Monday, October 22, 2012 at 4:16pm by BoBo

math
Howard made cards for the fractions 3/9,4/8, 1/7, 6/5,and 3/10. He set them out in a row, putting 1/7 first.The fraction equivalent to 1/2 went after the one equivalent to a mixed number. A fraction that is half of 3/5 went between the fraction equivalent to a mixed number and...
Sunday, January 15, 2012 at 8:18pm by Raymond

Discrete Math
R1: This relations is equivalent (agree) R2 is not equivalent right? Because it is not transitive. (agree) R3: This relation is not equivalent because the relation contains (1,2), but not (2,1) (agree) Excellent!
Tuesday, February 8, 2011 at 3:48pm by MathMate

Physics
What is the decimal equivalent of 3.14 × 10^7? is this the decimal equivalent? 31400000 What is the decimal equivalent of 2.8 e-4? (In the JavaScript web language, scientific notation normally written as 2 × 103 is written as 2e3.) is the answer = 0.00028?
Monday, August 24, 2009 at 7:57pm by Yulia

Math 156
Determine whether the sets are equal only, equivalent only, both equal and equivalent, or neither equal nor equivalent {3,15} and { 3, 1,5}
Saturday, October 3, 2009 at 8:35pm by Anonymous

math
Truth tables are related to Euler circles. Arguments in the form of Euler circles can be translated into statements using the basic connectives and the negation as follows: Let p be gthe object belongs to set Ah. Let q be gthe object belongs to set Bh ...
Tuesday, April 27, 2010 at 12:17am by Deb

Math
Truth tables are related to Euler circles. Arguments in the form of Euler circles can be translated into statements using the basic connectives and the negation as follows: Let p be gthe object belongs to set Ah. Let q be gthe object belongs to set Bh ...
Monday, April 26, 2010 at 9:54pm by Deb

chemistry-last one i swear
Normality = # equilvalents/L of solution. #equivalents = grams/equivalent weight. equivalent weight Ca(OH)2 = molar mass/2 # equivalents = 4.75/equivalent weight = ?? N = ??equivalents/0.250 L = xx
Tuesday, December 11, 2007 at 11:10am by DrBob222

MATH
8. Determine which, if any, of the three statements are equivalent. I) If I am hungry, then I will not be able to concentrate at the meeting. II) Either I am not hungry or I will be able to concentrate at the meeting. III) If I am able to concentrate at the meeting, then I am ...
Monday, February 28, 2011 at 2:53pm by Shan

Math
Determine which, if any, of the three statements are equivalent. Give a reason for your conclusion. I) If the garden needs watering, then the garden does not need weeding. II) Either the garden needs watering or the garden does not need weeding. III) If the garden does not ...
Friday, July 15, 2011 at 11:12am by Jen

General-English
Is it an equivalent (i.e. identical?"? For example, if I change an old piece of equipment with a new piece which has exactly the same specifications as the old one, then it is an equivalent change. In this case, I think it is not an equivalent change?
Sunday, September 25, 2011 at 4:48pm by angie

Math
I'm having trouble understanding equivalent fractions. I'm getting frustated with myself, I feel so stupid for not understanding it. Here's the 2 questions I have to answer: 1. Find a number for x in 18/27 = x/3 so that the fractions are equivalent. 2. Find a ...
Monday, November 5, 2007 at 5:39am by Robin

Discrete Math
Which of these relations on {0, 1, 2, 3} are equivalence relations? Justify the relation(s) that are not equivalent. R1: {(0,0), (1,1), (2,2), (3,3)} R2: {(0,0), (1,1), (1,3), (2,2), (2,3), (3,1), (3,2), (3,3)} R3: {(0,0), (0,1), (0,2), (1,0), (1,1), (1,2), (2,0), (2,2), (3,3...
Tuesday, February 8, 2011 at 3:48pm by Laurey

Micoud secondary
It will take 1 mole of electrons (6.02 x 10^23 electrons) to deposit 1 equivalent weight of Cu. One equivalent weight of Cu is 64/2 = 32 grams. You have 6.4/32 = 0.2 equivalent.
Wednesday, March 17, 2010 at 9:33pm by DrBob222

7th grade math
Are the ratios 4/6 and 14/21 equivalent or not equivalent? Why?
Tuesday, November 6, 2012 at 10:07pm by Delilah

Math - Equivalent Fractions
What is the equivalent fraction for 16/36
Monday, May 9, 2011 at 9:19pm by Joe

math
Okay so .300 is equivalent to .3, but 1 tenth is not equivalent to .01? Thanks so much.
Monday, January 5, 2009 at 11:21pm by dev

Math
I am having a hard time doing equivalent fractions. Would 3/5 of 2/9 be equivalent? Please help
Tuesday, October 23, 2012 at 11:52am by Cherie

Math - Geometric Vectors
The fractions (2/3), (4/6), (6/9), ... are all equivalent to the fraction (2/3). Explain how the concept of equivalent fractions is analogous to the concept of equivalent vectors. I completely lost, I don't know the answer or how to answer the question.
Tuesday, February 5, 2008 at 6:24pm by Anonymous

PLEASE HELP!
Which of the following ratios are NOT equivalent to four eighths ? (Hint: There is more than one that is not equivalent.)
Tuesday, January 22, 2013 at 6:35am by Bell

Math - Equivalent Fractions
Divide the numerator and the denominator by 4 to find an equivalent fraction.
Monday, May 9, 2011 at 9:19pm by Ms. Sue

equivalent fraction
What is equivalent to 5/10 and 11/20
Tuesday, February 19, 2013 at 8:09pm by jiteanna

Equivalent art
What is the the 3 equivalent fractions of 10/24
Wednesday, March 30, 2011 at 8:11pm by Juan

Equivalent. Fraction
12/60 = what in decimal equivalent
Tuesday, February 8, 2011 at 7:55pm by Destiny

math
Equivalent means the same. 2/4 is equivalent to 1/2
Monday, October 4, 2010 at 4:30pm by Ms. Sue

PLEASE HELP!
Which of the following ratios are equivalent to five-twentieths? (Hint: There is more than one equivalent ratio.)
Tuesday, January 22, 2013 at 6:35am by Bell

math
Two fractions equivalent to 2/5: 4/10 and 6/15. Two fractions equivalent to 7/11: 14/22 and 21/33 Two fractions equivalent to 150/325: 300/650 and 450/975. To solve this I multiplied each fraction by a number (e.g. 2/2) For 2/5, I did 2/5 x 2/2 = 4/10. I hope I helped!
Monday, May 24, 2010 at 8:43pm by Daniel

equivalent fractions
what kind of question is this: what is equivalent to
Monday, January 23, 2012 at 8:48pm by hush

college math for teachers
D is right, equivalent and equal C is right, equivalent, but not equal B correct. Has to be equivalent before it can be equal A correct, but other answers are b,c or b,d
Sunday, January 10, 2010 at 8:20pm by bobpursley

Math
A. {1,2,3}, {1,2,3,4} Do they have the same NUMBER of elements? No. So the two sets are not equivalent. If they are not equivalent, they cannot be equal. B. {1,2,3}, {1,2,A} Do they have the same NUMBER of elements? Yes, they both have 3 elements. So they are equivalent. Are ...
Thursday, June 4, 2009 at 11:50am by MathMate

math
Well - Two fractions equivalent to 2/5: 4/10 an d6/15. - Two fractions equivalent to 7/11: 14/22 and 21/33. - Two fractions equivalent to 150/325: 300/650 and 450/975. To solve this you should of multiplied each fraction by a number (E.G. 2/2) For 2/5, I did 2/5*2/2= 4/10. I ...
Monday, May 24, 2010 at 8:43pm by smiley

electronics
If we Thevenize the Norton equivalent of a circuit,the result will be the Thevenin equivalent of the original network. True or False
Sunday, August 24, 2008 at 8:32pm by dale mckinney

math
Equivalencies?? If A, then B is equivalent to If not B, then not A Not (A and B) is equivalent to not A OR not B Not (A or B) is equivalent to not A AND not B Can you give an equivalent statement to 1. If an Iowa farmer does not grow corn or beans, then he grows alfalfa. 2. It...
Friday, August 10, 2012 at 11:36am by Pat

chemistry
4 mol Mg^2+ = 8 equivalents 0.1 mol H+ = 0.1 equivalent 2 mol Cl^- = 2 equivalents 3 mol Fe^3+ = 9 equivalents. How does this work? 1 mol Mg = 24.3; 4 mols = 97.2 g 1 eq Mg = 24.3/2 = 12.15g. 97.2/12.15 = 8 equivalents. (2 is the valence but this isn't always the ...
Wednesday, September 12, 2012 at 3:03pm by DrBob222

algeebra
Determine wether the two expressions are equivalent. If so,tell what property is applied. If not explain why. 1) 9 x 1 and 9. Is this expression equivalent because 9 x 1=9 and also 1 x 9=9.this would be an example of an communitive property. 2) 7 x 3 and 3 x 7. This expression...
Monday, February 20, 2012 at 1:52pm by Phoebe

Chemistry
I guess it depends upon the property. With respect to melting point, you know an impurity causes the m.p. to be lower AND to be less sharp. With regard to equivalent weight, I never thought about it. No, it can't change the equivalent weight BUT it can change the APPARENT ...
Monday, December 3, 2007 at 11:06pm by DrBob222

3 grade math ms sue
1- they are equivalent because when ever you line them up and they are the same length and width they are equivalent my son write the answer now please check did he right or not thank you
Tuesday, May 22, 2012 at 4:17pm by dw

algebra 1
use multiplying by 1 to find an expression equivalent to 11/14 with a denomenator of 56c the equivalent expression is-----
Sunday, December 5, 2010 at 5:27pm by robbie

algebra
use multiplying by 1 to find an expression equivalent to 11/14 with a denominator of 56c the equivalent expression is
Sunday, November 14, 2010 at 6:21pm by robbie

math
how can you find an equivalent of a fraction for example 15/24 and the equivalent fraction is 5/8.??how?/ can you explain and give me examlpes
Sunday, May 24, 2009 at 11:49pm by ak

math
You can either change them to equivalent fractions with the same denominators or you can change them to equivalent decimals.
Friday, April 26, 2013 at 4:20pm by Ms. Sue

math
Find the equivalent fractions with a common denominator of 60. Or you could find the equivalent decimals.
Tuesday, November 13, 2012 at 10:41pm by Ms. Sue

math
Arrange the fractions in ascending order. Or, if the fractions are equivalent, answer "Equivalent". 7/22,2/5,9/24
Wednesday, March 16, 2011 at 10:36pm by anonymous

Math
Write the decimal equivalent, using the bar notation. 13/18 b) Find the decimal equivalent of the mixed number. 6 3/5
Sunday, November 1, 2009 at 7:46pm by Anonymous

math
note that 36/9 is also equal to 4. thus we look for fractions that is also equal to 4. the denominator of 4 is 1 (any number divided by 1 is itself). thus we only multiply the numerator and denominator by the same number to get an equivalent fraction. for instance, let's ...
Wednesday, May 11, 2011 at 10:15pm by Jai

chemistry
New to working with equivalent weights. Any help would be appreciated. A metal weighing 4.0080 g formed 4.1002 g of hydride. What is the equivalent weight of the metal?
Sunday, November 28, 2010 at 3:08pm by Jennifer

math
Could someone explain topologically equivalent to me. I am to figure out if a pretzel is topologically equivalent to a pencil, a pipe or a trophy and I just don't understand please help
Thursday, September 24, 2009 at 6:19pm by sam

equivalent fractions and the numberline
Draw a number line to show how are these fractions are equivalent 3/4=6/8 and 1/4=2/8
Monday, February 4, 2013 at 10:37pm by Anonymous

algebra
Find an equivalent expression with the given denominator 4/n=?/n 2power. The expression that is equivalent to 4/n is
Friday, June 17, 2011 at 5:31pm by Maria

math
Equivalent Expressions 1. Which algebraic expression is equivalent to the expression below? 3(x - 2) + 12(x + 8)
Monday, February 7, 2011 at 6:46pm by Max

math
If X= -8.4 what percentile score is equivalent to the lower quartile? what percentile score is equivalent to the upper quartile? what percentile score is equivalent to the median?
Sunday, January 18, 2009 at 9:56pm by Anonymous

Physical Chemistry
so for the 1 equivalent weight of Ag i just divide molar mass 107.87 by 1.009 and get 106.8?? is the 1 equivalent weight in material in grams?
Monday, March 29, 2010 at 9:18pm by Mark

Math, URGENT!
What is the decimal equivalent of 1,932% and how do you get the answer to the decimal equivalent?
Sunday, February 19, 2012 at 5:48pm by Losa

Chemistry
Do you want to work this with equivalents? You know 1 equivalent of Mg = 1 equivalent of Ag = 1 equivalent of anything. That means we will form 4.745 equivalents of Ag. What is the equivalent weight of Ag? 107.9? 4.745 equivalents x 107.9 = ?? g Ag. Note: If you were working ...
Sunday, November 28, 2010 at 4:47pm by DrBob222

Physical Chemistry
96,485 coulombs will produce 1 equivalent weight of material. You have 97,400 coulomgs which is 97,400/96,485 = ?? coulombs, 1 equivalent weight of Ag is the molar mass/1 1 equivalent weight of chlorine gas is 70.9 g/2. Find grams, convert to moles, and use PV = nRT to find ...
Monday, March 29, 2010 at 9:18pm by DrBob222

math - equivalent expression
No. An equivalent expression for 8(x+6) is 8x+48.
Tuesday, October 6, 2009 at 7:58pm by bobpursley

Math
Help me!;/ 1) my numerator is 6 less than my denominator. I am equivalent to 3/4. 2)my denominator is 5 more than twice my numerator. I am equivalent to 1/3. 3)the gcf of my numerator and denominator is 3. I am equivalent to 2/5. 4)the gcf of my numerator and denominator is 5....
Sunday, October 16, 2011 at 12:30am by Berenice chico

5th grade Math
You must either change the fractions to equivalent fractions with a common denominator or change the factions to equivalent decimals.
Wednesday, May 1, 2013 at 3:33pm by Ms. Sue

Algebra1
when using multiplying by 1 to find an expression equivalent to 18/7 with a denominator of 28x, the equivalent expression that I get is 4x/28x and i am being told that that's wrong
Friday, July 25, 2008 at 7:16pm by sonya

math
A student's score is 36 and she get 100% equivalent, what is the percentage equivalent if the other student get 27 out of 36 items
Monday, February 13, 2012 at 9:15pm by mavi

math
use a commutative law to find an equivalent expression pq. an equivalent expression pq is= subtract the following -9(-3)=
Sunday, September 27, 2009 at 12:57am by Joe

equivalent hydrogens
sorry about the diagram it didn't come out. structural formula of 1-chloropropane an 2-chloropropane which are the equivalent hydrogens.
Tuesday, January 16, 2007 at 7:08pm by Desiree

Chemistry
The equivalent weight is the molar mass (molecular weight) divided by the change in the number of electrons in the titration. The molar mass of KMnO4 is approximately 158 (You need to check it out to get an exact number) and the change in the number of electrons is 5. Mn in ...
Sunday, April 6, 2008 at 1:39pm by DrBob222

Applied Business Math/Colleg student
2/3+1/6+11/12= First you need to change these fractions to equivalent fractions with a common denominator. If you post the equivalent fractions, we'll be glad to help you solve this problem.
Saturday, January 29, 2011 at 8:19pm by Ms. Sue

math - equivalent expression
This is just a quick question. I need to use the distributive property to write an equivalent variable expression. the problem is 8(x+6). would 14/x be a valid answer? and also if possible, could someone explain how this works?
Tuesday, October 6, 2009 at 7:58pm by john

maths
FIND A FRACTION SUCH THAT: IF YOU ADD 2 TO THE NUMERATOR, IT BECOMES EQUIVALENT TO 0.5; AND IF YOU ADD 4 TO THE DENOMINATOR, IT BECOMES EQUIVALENT TO 0.1.
Monday, February 25, 2008 at 2:27am by chichi

Math
Disregard my previous post on a similar question. I now have a better understanding. I suggest converting each statement into symbolic form. Let p = the garden needs watering. Let p = the garden needs weeding. I. p --> ~q II. p V ~q III. ~p --> q Looks like the ...
Friday, July 15, 2011 at 11:12am by Max

math
If A, then B is equivalent to If not B, then not A Not (A and B) is equivalent to not A OR not B Not (A or B) is equivalent to not A AND not B Can you give an equivalent statement to 1. If an Iowa farmer does not grow corn or beans, then he grows alfalfa. 2. It is not true ...
Sunday, September 9, 2012 at 11:14am by Pat

chem
0.1M NaOH = 0.1N NaOH H2A + 2NaOH ==> Na2A + 2H2O When the problem says "complete" neutralization, that mans BOTH H atoms have been replaced. mL x N x m.e.w = grams. 50.00 x 0.1N x m.e.w. = 0.240g solve for m.e.w = milliequivalent weight. Multply by 1000 to ...
Monday, January 28, 2013 at 9:55pm by DrBob222

Geometry
I need help asap please Which figure above, if any, is topologically equivalent to the given figure? Identify the topologically equivalent figure by letter. A pretzel a.pencil b.pipe, c.trophy
Sunday, September 13, 2009 at 3:42pm by Jessi

chemistry
amperes x seconds = coulombs 1 coulomb will plate 1 equivalent weight of Cr. 1 equivalent weight Cr = atomic mass/change in # electrons for the half cell for Cr.
Sunday, April 20, 2008 at 12:24am by DrBob222

physics
please check these 3: if the batteries in a portable CD player provide a terminal voltage of 12 V, what is the potential difference across the entire CD player? a. 3.0 V b. 4.0 V c. 6.0 V d. 12 V D two resistors having the same resistance value are wired in parallel. how does ...
Thursday, March 12, 2009 at 10:31pm by physics

algebra
Rewrite the following as an equivalent logarithmic equation.Do not solve. y^t = x answer logy+logt=logx-is this right also Express as an equivalent expression that is a sum of logt (3ab) the t is at the bottom of the g answer log3+loga+logb logarithms.
Wednesday, May 5, 2010 at 2:13am by dani

Science
It is found that 24.68 mL of 0.1165 NaOH is needed to titrate 0.2931 g of an unknown acid to the phenolphthalein end point. What is the equivalent mass of the acid? equivalent mass = grams acid/moles H+
Thursday, February 5, 2009 at 9:07pm by Mini

MATH
A RADIO USES THE ENERGY EQUIVALENT 1/20 TON OF COAL PER YEAR. FIND THE ENERGY EQUIVALENT IN TONS OF COAL FOR OPERATING A RADIO FOR FOUR YEARS.??
Tuesday, November 22, 2011 at 11:14pm by MEL

Statistics
the formula of z-score: z=(x-mu)/sigma where mu=mean and sigma=standard deviation find the z-score equivalent on the table that is equivalent to .85 to substitute back into equation and solve for x
Friday, October 1, 2010 at 1:18pm by TutorCat

math
I have a question about sets. If you have uppercase letters and lower case letters and they question is asking are these equal or equivalent or neither. I believe it would be equivalent because they are the same but different. Please help thanks
Wednesday, March 3, 2010 at 4:16pm by Angie

chemistry
amperes x seconds = coulombs. 96,485 coulombs will deposit 1 equivalent weight of Cr. Equivalent weight Cr = atomic mass/change in number of electrons in the half reaction.
Saturday, April 19, 2008 at 11:53pm by DrBob222

physics!!!
Two capacitors, C1 = 27.0 µF and C2 = 35.0 µF, are connected in series, and a 21.0 V battery is connected across them. (a) Find the equivalent capacitance, and the energy contained in this equivalent capacitor. equivalent capacitance= µF total energy stored...
Friday, January 27, 2012 at 11:08am by Help

Geometry
If p=I receive a detention q=I did not arrive at school on time the given proposition is therefore: p->q contrapositive = ¬q -> ¬p inverse = ¬p -> ¬q converse = q -> p Notes: 1. the inverse of the inverse of A is A itself. 2.the ...
Tuesday, August 30, 2011 at 5:31pm by MathMate

Chem
1 Faraday of electricity = 96,485 coulombs and that amount of electricity will deposit 1 equivalent weight of a metal. The equivalent weight = molar mass/change in electrons (in this case delta n = 3). Coulombs = amperes x seconds
Sunday, March 30, 2008 at 6:20pm by DrBob222

4th grade
Equivalent fractions are fractions that may look different, but are equal to each other. Two equivalent fractions may have a different numerator and a different denominator. a/b=c/d
Thursday, May 6, 2010 at 5:19pm by Luke

Math
I quote Bob's answer in http://www.jiskha.com/display.cgi?id=1244122467 " equivalent sets contain the same number of elements. sets a,b and b,c are equivalent. Equal sets contain the same number and same elements a,b and b,a are equal Set A and D are equivalent, but ...
Thursday, June 4, 2009 at 11:50am by MathMate

algebra uno help + check?
I think you are totally wrong. Take the last one. -x+2y=9 here are some equivalent equations: 2y-9=x x+9=2y 14y=63+7x Equivalent equations are equations that have the same solution.
Monday, November 29, 2010 at 4:42pm by bobpursley

Equivalent. Fraction
What is 6/12 in a equivalent fraction
Tuesday, February 8, 2011 at 7:55pm by Kate

NEED HELP! CHEMISTRY
96,485 coulombs will deposit 1 equivalent weight of a metal. For Cu, that is 95,485C will deposit 63.546/2= 31.77 g. The deposit was 3.10 g and that is 3.10/31.77 = 0.0976 C that flowed through the cells. 1 equivalent weight Sn = 118.71/2 = ?? 1 equivalent weight Fe = 55.85/3...
Monday, March 29, 2010 at 11:16pm by DrBob222

physics
Two resistors connected in series have an equivalent resistance of 790.6 . When they are connected in parallel, their equivalent resistance is 170.2 . Find the resistance of each resistor. (small value) (large value)
Monday, February 20, 2012 at 9:04pm by Anonymous

chemistry
amperes x seconds = coulombs 96,485 coulombs will plate 1 equivalent weight Ni. 1 equivalent weight Ni = atomic mass/change in # electrons for the Ni half cell.
Sunday, April 20, 2008 at 12:22am by DrBob222

physics
Compute the equivalent resistance R with the equation 1/R = 1/R1 + 1/R2, which can be rearranged to give R = R1 R2/(R1 + R2) I = V/R (use the equivalent R)
Wednesday, February 25, 2009 at 6:53pm by drwls

general chemistry.
The nutritional calorie (Calorie) is equivalent to 1 kcal. One pound of body fat is equivalent to about 4.1 103 Calories. If an athlete expends 1635 kJ/h, how long does she have to play to work off 1.0 lb of body fat?
Thursday, March 3, 2011 at 10:34pm by blah

Organic Chemistry
It 1,3,5-trimethylbenzene. So all three methyl groups are equivalent and all three H groups are equivalent.
Friday, March 6, 2009 at 5:14am by Dr Russ

English
Hello. Please help me to choose the correct word order: 1)equivalent-lacking English neologisms; 2)English equivalent-lacking neologisms. Meaning: new words which have no equivalents in other languages. Thank you very much.
Thursday, March 17, 2011 at 4:53pm by Ilma

Resonance structures
I won't try to draw one here but take for example, CH3CH2COO-. This has two resonance structures but they look the same to me. The CH2-C single bond can rotate and it looks like you can just flip the COO- section and it looks like the same structure. Maybe that's the ...
Saturday, September 30, 2006 at 1:41am by Sheryl

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