Science & Mathematics - 16 December 2007

2007-12-16 07:38:39 · 5 answers · asked by Anonymous in Mathematics

2007-12-16 07:34:47 · 2 answers · asked by Anonymous in Chemistry

2007-12-16 07:33:49 · 5 answers · asked by Anonymous in Chemistry

2007-12-16 07:33:09 · 4 answers · asked by Anonymous in Chemistry

I need all the multiples for a math project.

2007-12-16 07:32:32 · 3 answers · asked by J-Man 2 in Mathematics

Wire cutters are tools with short handles. They are used for cutting thin pieces of wire. Bolt cutters have much longer handles, and they are used for cutting through thick metal bars. Explain as fully as you can why the tools have handels of different lengths.
Thanks
xx

2007-12-16 07:32:13 · 5 answers · asked by Anonymous in Physics

2007-12-16 07:31:36 · 8 answers · asked by Anonymous in Other - Science

2007-12-16 07:29:27 · 23 answers · asked by Scooter_loves_his_dad 7 in Zoology

2007-12-16 07:28:50 · 4 answers · asked by Anonymous in Chemistry

I have science homework and I have to say that when plants make their own food it causes photosynthesis. But I read it to my teacher and she said that I hanve to say that a different way.

2007-12-16 07:26:33 · 3 answers · asked by drop . dead . emily . 4 in Other - Science

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2007-12-16 07:26:32 · 2 answers · asked by Alex M 1 in Mathematics

5x- 4y= 13
2x+ 3y= -4

2007-12-16 07:26:14 · 4 answers · asked by Hardeo R 1 in Mathematics

Solve for X.

4^(2x-3)=1

2007-12-16 07:24:22 · 2 answers · asked by Jen 2 in Mathematics

do they?

2007-12-16 07:23:58 · 2 answers · asked by Anonymous in Biology

How many grams of air are required to complete the combustion of 93 grams of phosphorus to produce diphosphorus pentoxide, assuming air to be 23% oxygen by mass?

Notes: All gasses under STP conditions, 1 cm^3=1 mL, 1 dm^3=1 L

2007-12-16 07:23:43 · 2 answers · asked by Anonymous in Chemistry

this is for a project due monday first answerer gets 10 points

2007-12-16 07:23:31 · 1 answers · asked by anonymous 1 in Earth Sciences & Geology

2007-12-16 07:23:27 · 3 answers · asked by ladylobo33 1 in Chemistry

http://i40.photobucket.com/albums/e215/xxs3xp1stolxx/Algebra%20II/4fa/Picture7.png

2007-12-16 07:20:31 · 3 answers · asked by Anonymous in Mathematics

2007-12-16 07:20:29 · 2 answers · asked by Hardeo R 1 in Mathematics

I know that it always has one specific charge, but I'm not sure what it is. Is it always zinc IV or zinc III?

2007-12-16 07:20:18 · 6 answers · asked by Anonymous in Chemistry

plz HELP!

2007-12-16 07:20:08 · 30 answers · asked by Nicky 2 in Mathematics

a. Mg and F

b. Ga and P

real answer only please if ou get it right 10 points to you!!!

2007-12-16 07:20:05 · 1 answers · asked by l∑†s p@®†¥ msg me :)=] 4 in Chemistry

# 4 a stationary .14kg ball is struck by a .23 kg ball moving east at 2 ms. After the collision, the .14kg ball has a velocity of .9m/s at a 30 degree angle. What is the velocity of the .23kg ball?

#5. A .50kg ball at rest is struck by a .30kg ball moving west at 5m/s. After the collision, the .30kg ball has a velocity of 3m/s, 200 degree angle. What is the velocity of the .50kg ball?

#6 a 2kg object moves at 4 m/s south. It strikes a 3 kg object at rest. After the collision, the 2kg object has a velocity of 2.5 m/s at a 300 degree angle. What is the velocity of the 3kg object?

please help me

2007-12-16 07:19:45 · 1 answers · asked by Anonymous in Physics

On which of the following types of matrices can you find a determinant?

row matrices

column matrices

square matrices

all matrices

2007-12-16 07:19:03 · 1 answers · asked by Anonymous in Mathematics

Could they be ground up for animal feed or something?

2007-12-16 07:18:59 · 7 answers · asked by Wego The Dog 5 in Agriculture

Subquestions:
1)Found in endemic or wild surrounding.
2)In botanical gardens or collections.
3)What is the rarest sample of any plant, alive or dead?

2007-12-16 07:18:16 · 1 answers · asked by boundlessearth 3 in Botany

2007-12-16 07:17:38 · 17 answers · asked by Anonymous in Biology

2007-12-16 07:17:13 · 1 answers · asked by Allen G 1 in Other - Science

For something to be considered a wheel and axle machine, does the axle have to rotate with the wheel?

2007-12-16 07:16:49 · 2 answers · asked by orgulas1 1 in Physics

2007-12-16 07:16:44 · 3 answers · asked by . 2 in Botany