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Science & Mathematics - 31 December 2006

[Selected]: All categories Science & Mathematics

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give an example of how it is used in these professions or activites.

2006-12-31 05:39:02 · 12 answers · asked by kool_aid_1_00 1 in Mathematics

I have to state what is given, what is to be proved and plan the proof.

it has to be a two cloumn proof.

2006-12-31 05:35:40 · 6 answers · asked by kool_aid_1_00 1 in Mathematics

Which of the following is a temperature dependent concentration unit?
A. Molarity
B. Mole Fraction
C. Weight Percent
D. Molality
E. None of the above

Ok, so I thought that as you heat a certain solute within water, some of the water molecules will evaporate. But that would create a change in everything won't it?
2. Which of the following molecules has the largest bond order?
A. N2
B. O2
C. Br2
D. S8
I know that you have to do the orbital configuration diagram,but this is a multiple choice question and there has to be an easier way to do it.
Which lists the follwing solutions, 1 molal AgBr,1 molal Br2 and 1 molal LiBr in order of decreasing boiling point?
A. AgBr=LiBr, Br2
B.LiBr,Br2,AgBr
C. Br2,AgBr=LiBr
D.LiBr,AgBr=Br2
E. AgBr,LiBr,Br2
So could someone please tell me the answer and how you arrived at that conclusion? Thanks

2006-12-31 05:34:58 · 3 answers · asked by oldegolde2004 3 in Chemistry

2006-12-31 05:28:22 · 8 answers · asked by forest lover 2 in Astronomy & Space

2006-12-31 05:25:04 · 4 answers · asked by blueispower007 1 in Chemistry

2006-12-31 05:24:20 · 22 answers · asked by banana 2 in Biology

A friend of mine who once lived on a hill overlooking the freeway said that the noise was much louder on the hill than next to the freeway. Is this so? There was a concrete wall on both sides of the freeway. Perhaps someone with a strong physics background can answer this.

2006-12-31 05:21:41 · 4 answers · asked by Philippe 3 in Physics

2006-12-31 05:19:11 · 7 answers · asked by abbey 1 in Astronomy & Space

Integrate (3x+4)/(5x+2) with respect to x

2006-12-31 05:17:59 · 7 answers · asked by ndavos 2 in Mathematics

2006-12-31 05:16:05 · 9 answers · asked by don Pedro 2nd 1 in Physics

2006-12-31 05:13:38 · 20 answers · asked by Kyle K 1 in Zoology

I am not well versed in this subject, perhaps obviously, however I am thinking my daughter would have only my x from my mother and her mothers x leaving no connection?

2006-12-31 05:12:13 · 20 answers · asked by needliberty 2 in Biology

2006-12-31 05:04:26 · 6 answers · asked by mike m 1 in Biology

What is the locus of points in a plane of an angle that are equidistant from the sides of the angle?


What is the locus of points in space that are equidistant from two parallel planes?


What is the locus of points in a plane that are the equidistant from points A and B in the plane?

2006-12-31 05:04:04 · 4 answers · asked by kool_aid_1_00 1 in Mathematics

2006-12-31 05:03:27 · 4 answers · asked by Anonymous in Astronomy & Space

2006-12-31 05:02:59 · 2 answers · asked by avalentin911 2 in Biology

37+8x=4(7-x) i did it this way

37+8x=28-4x
37=28-4x-8x
37=28-12x
12x=28-37
12x=-16
x=16/12=-4/3
this is wrong coz my text book answer is saying -3/4 am i wrong or they plz be sure n say dont make guesses i gotta submit this homework 2day.

2006-12-31 05:01:14 · 15 answers · asked by Anonymous in Mathematics

I'm having trouble solving these types of inequalities:

2-1/3x>3

4<2(1-3x)<10

|x-3|<4

2006-12-31 04:59:21 · 6 answers · asked by sdkfjasldf 2 in Mathematics

What's the difference between a casio FX 85 MS and a casio FX 85 ES? What does the MS and ES stands for?

2006-12-31 04:58:58 · 1 answers · asked by sheepishbiribiri 2 in Mathematics

Solve the system:

x^2 + y^2 = 25

x^2 - y^2 = 7

2006-12-31 04:57:33 · 8 answers · asked by lazarus d 1 in Mathematics

The lines with equations x = 2, x = 5, y = 7, and y = 3 form a rectangle. What is the area of this rectangle?

2006-12-31 04:56:24 · 3 answers · asked by lazarus d 1 in Mathematics

How many points do the graphs of y = x^2 and xy = 27 have in common?

2006-12-31 04:55:35 · 6 answers · asked by lazarus d 1 in Mathematics

What is one-third of the perimeter of the square whose area is 36 square units?

2006-12-31 04:55:04 · 6 answers · asked by lazarus d 1 in Mathematics

0

Solve:

c3 + c2 - 7c - 3 = 0, given root -3

2006-12-31 04:53:55 · 3 answers · asked by lazarus d 1 in Mathematics

find the length of the base.

2006-12-31 04:52:51 · 7 answers · asked by kool_aid_1_00 1 in Mathematics

The soundtrack has Gloria, I love Rock n Roll, and a lot of other popular old songs.

2006-12-31 04:52:28 · 2 answers · asked by red69 2 in Astronomy & Space

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