Science & Mathematics - 11 December 2006

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2006-12-11 09:19:55 · 17 answers · asked by Anonymous in Mathematics

2006-12-11 09:19:55 · 12 answers · asked by shannon 1 in Mathematics

2006-12-11 09:19:06 · 2 answers · asked by Sid90 2 in Engineering

Is the high specific heat of water an advantage or disadvantage in the cooling system of an automobile engine? Explain.

2006-12-11 09:17:31 · 2 answers · asked by lindsey_6_3 2 in Chemistry

2006-12-11 09:13:27 · 2 answers · asked by Anonymous in Biology

I need to figure out what grade I have right now and what grade I need to get on my final to get an A in the class...

The breakdown is like this
15 % Class Attendance and participation in discussions
20 % Midterm Examination
40 % Writing Assignments
25 % Final Examination

Ive gotten 100% on attendance
I got an 86% on my midterm
and I got an 94% on my writing assignments.

Please help!! Thanks so much!!

2006-12-11 09:13:04 · 6 answers · asked by Just another girl 1 in Mathematics

(i) substance A is polar and Substance B is polar

or

(ii)substance A is polar and Substance B is nonpolar


which has a larger force of attraction, i or ii, and explain the choice

2006-12-11 09:12:09 · 4 answers · asked by Anonymous in Chemistry

The area of the base of Cylinder A is 4 times the area of the base of Cylinder B. What is the radius of Cylinder A (rA) in terms of the radius of Cylinder B (rB)?
A. rA=rB
B. rA=4(rB)
C. rA=2(rB)
D. rA=(rB)/4
E. rA=(rB)/2
Please Explain.

2006-12-11 09:11:35 · 5 answers · asked by Jamaal 5 in Mathematics

Inga lives 3 miles more than twice as far from school as Brent does. If Brent lives b miles from school, then Inga lives ? miles from school.
PLEASE HELP ME!!!
this is what i have set up so far(but i'm not sure it's right)
i need the equation as well
Inga =b+3
Brent = b

2006-12-11 09:10:07 · 10 answers · asked by Rebel Rock Star 2 in Mathematics

please solve this problem and tell me how you got to it. i need help and i dont understand it. please help.

write two fractions with diffrent denominators and a sum of 4/5

2006-12-11 09:09:40 · 2 answers · asked by binky 2 in Mathematics

*What's 60% of 2,127.10375 ???
*What's 25% of 2,127.1035 ???

2006-12-11 09:09:29 · 2 answers · asked by DreamfullAngel 1 in Mathematics

2006-12-11 09:07:55 · 4 answers · asked by k forrest 2 in Zoology

is the steam engine still used today?
or is the steam boat still used today?

2006-12-11 09:07:37 · 7 answers · asked by maizy 2 in Engineering

11. Calculate the minimum amount of energy necessary for a 1250 kg rollercoaster to complete a vertical loop, radius of 30 meters, safely for the riders.

12. How tall must the hill leading in to the loop be if the roller coaster has a velocity of 12 m/s at the top of the hill?

2006-12-11 09:07:11 · 1 answers · asked by Anonymous in Physics

i need help

2006-12-11 09:04:53 · 2 answers · asked by phillyfan11 1 in Chemistry

12 1/4 inches
12 inches
4 5/8 inches
4 1/2 inches

2006-12-11 09:04:04 · 5 answers · asked by mojo jojo 1 in Mathematics

suffering from burning painful hot eyes what can be done for this

2006-12-11 09:03:18 · 14 answers · asked by joy 1 in Engineering

The possibility freaks me out and makes me a nervous wreck.

So I specify this test to be excluded.

But what test is not being done as I have now developed eye trouble with pressure on my eye, serious enough to cause temporary blindness.

2006-12-11 09:02:30 · 16 answers · asked by Perseus 3 in Medicine

explain how you regroup in subtracting 153 from 224.. which is correct? take 100 from hundreds so that i have 12-5 or take 1 from hundreds to have 12 - 5?
1 or 100?

2006-12-11 09:00:21 · 2 answers · asked by racz_jay25 2 in Mathematics

2006-12-11 08:59:52 · 6 answers · asked by Alan K 1 in Geography

2006-12-11 08:58:59 · 3 answers · asked by amateurgrower 3 in Earth Sciences & Geology

2006-12-11 08:58:24 · 15 answers · asked by james n 1 in Biology

a = xi-3j+9k
b=-3i+xj-6k
c=9i-6j+xk

Find the largest value of x for which the magnitude of the resultant of the three vectors is equal to 17.

2006-12-11 08:57:56 · 2 answers · asked by oss o 1 in Mathematics

A hospital pharmacist dilutes a vial containing 1gm of antibiotic with 10ml of water. The solution is then added to 100ml of D5W. What is the concentration, in mg/ml, of the antibiotic in the D5W?

2006-12-11 08:57:48 · 1 answers · asked by CookFrNW 3 in Medicine

A physician orders 750mg of chloramphenicol to be added to a 100ml bag of NS. If the drug is reconstituted to 1gm/10ml, how many mls will be added to the NS?

2006-12-11 08:55:33 · 1 answers · asked by CookFrNW 3 in Medicine

2006-12-11 08:53:53 · 8 answers · asked by Anonymous in Zoology

A dry antibiotic is reconstituted with 128ml of water to yield 250mg/5ml. If the child weighs 66 pounds what will the dose be at 5mg/kg/dose? If the medication is given qid x 10 days, will the 150ml bottle be enough?

2006-12-11 08:53:16 · 2 answers · asked by CookFrNW 3 in Medicine

I need to define: vector, host, and plasmid-why is a plasmid so useful in recombinant DNA?

2006-12-11 08:53:03 · 2 answers · asked by Anonymous in Engineering

2006-12-11 08:52:01 · 16 answers · asked by Beauty Queen (Janna B) 2 in Mathematics

2006-12-11 08:51:35 · 3 answers · asked by ketsia m 1 in Earth Sciences & Geology