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Science & Mathematics - 12 January 2007

[Selected]: All categories Science & Mathematics

Agriculture · Alternative · Astronomy & Space · Biology · Botany · Chemistry · Earth Sciences & Geology · Engineering · Geography · Mathematics · Medicine · Other - Science · Physics · Weather · Zoology

2007-01-12 21:30:52 · 4 answers · asked by Anonymous in Biology

2007-01-12 21:29:07 · 1 answers · asked by Anonymous in Biology

2007-01-12 21:24:45 · 3 answers · asked by Anonymous in Chemistry

2007-01-12 21:22:07 · 13 answers · asked by marshal f 1 in Earth Sciences & Geology

i want to know the different types of rexine and the way they are made, and also the products that are made from it..please help.

2007-01-12 21:21:53 · 3 answers · asked by kappy 1 in Chemistry

A red blood cell is basically a bag of hemoglobin. Water but not hemoglobin can flow freely If a red blood cell were placed into distilled water, what would happen and what would be the ultimate outcome due to the process of osmosis?

2007-01-12 21:12:49 · 2 answers · asked by aly 1 in Biology

lighting installation in a milking parlour, what type of lights, what type of conduit, switches, and cable etc

2007-01-12 21:12:30 · 6 answers · asked by sparks 1 in Engineering

2.4g of a compound of carbon, hydrogen and oxygen on combution gave 3.52g of CO2 and 1.44 H20. The Mr of the compound was found to be 60.
What are the masses of carbon, hydrogen and oxygen in 2.4g of the compound?
What are the empirical and molecular formulae of the compound?

2007-01-12 21:11:29 · 3 answers · asked by Jac 2 in Chemistry

2007-01-12 21:04:16 · 3 answers · asked by Jitendra M 1 in Engineering

1. The units digit of a two-digit number exceeds its tens digit by 5. If the number is divided by the sum of its digits, the quotient is 3 and the remainder is 5. What is the number?

2. If a two-digit number is divided by its tens digit, the quotient is 12 and the remainder is 1. If the number with its digits interchanged is divided by its original units digit, the quotient is 10 and the remainder is 4. What is the original number?

2007-01-12 21:02:43 · 5 answers · asked by Anonymous in Mathematics

sometimes my hands are hot from energy...Although, i am in a cold enviroment..I don't know what is happening.....And sometimes i feel like very low electricity pass my body..I have that things 1-2 years now....Why is that?

2007-01-12 21:00:37 · 4 answers · asked by kittana! 2 in Paranormal Phenomena

what do they use to measure the wind speed in mph? I know they can measure how fast a car is going or how fast someone throws a baseball with a radar... but what is used to measure the wind speed?

2007-01-12 20:55:50 · 5 answers · asked by penguin 4 in Physics

20 cm^3 of ozone are partly decomposed by heat to form oxygen. the equation is as follows:
2 O^2 ---> 3 O^3.
After the decompostion, the total volume of gas is 25 cm^3. Calculate the volumes of ozone and oxygen respectively in the final reaction mixture.

2007-01-12 20:54:03 · 1 answers · asked by Jac 2 in Chemistry

Can we install motor and genrator on the same shaft. i mean if we extand the motor shaft and install a genrator on the same shaft, can we able to run the same motor with the electricty produced by gen set. is it feasible?

2007-01-12 20:45:33 · 5 answers · asked by technocrate90 1 in Engineering

ok heres the thing i have like 70 or so problems to do and i am STUCK on these. I have no idea where to start. SOMEONE HELP. and PLEASE for the love of ge SHOW YOUR WORK. SO i can pass my test. lol

find the domains...

f(x) =
1
_____

x-4


f(x)=

5x+1
__________

x^2-3x


f(x)=

2x^2-4x-2
_____________

x^2+2x-3

2007-01-12 20:42:20 · 3 answers · asked by I <3 Animals 5 in Mathematics

difference with fig

2007-01-12 20:41:28 · 18 answers · asked by nusra b 1 in Astronomy & Space

there 7 dimensions everywhere? i mean; 7 dimensions of character, 7 dimensions of world.....etc Can somebody explain me? i am confused.....

2007-01-12 20:40:16 · 5 answers · asked by phoenix! 2 in Paranormal Phenomena

i see 606 and 444..What that means?

2007-01-12 20:38:22 · 5 answers · asked by phoenix! 2 in Parapsychology

Is there a predicted time when one (or all) the stars in the constellation will burn out? What's the average "life span" of being able to see a star?

2007-01-12 20:34:11 · 3 answers · asked by Anonymous in Astronomy & Space

2007-01-12 20:28:28 · 4 answers · asked by David L 1 in Astronomy & Space

I interest in astrophysics and particle physics. Which course should I take in university? How about with nanotechnology, mainly doing research in what field?

2007-01-12 20:24:58 · 4 answers · asked by li mei 3 in Physics

The weather is so warm n hot for this summer. No fans or aircon, what other ways to make urself stay cooL? Other than showering?

2007-01-12 20:23:02 · 10 answers · asked by Anonymous in Weather

Lets say a fat man that runs like a horse and a little skinny kid that doesnt run very fast are standing next to each other and a hungry lion came up, and the kid and the man took off running in opposite directions. Would the lion go after the fat guy cause there is more food? or would he take the little skinny kid cause he would be easier to catch?

2007-01-12 20:22:09 · 11 answers · asked by Anonymous in Zoology

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