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2010
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June 21, 2010
a pick up truck is 13 feet in length. tioanna wants to make a scale model of the truck using a scale of the 1 inch = 2 feet.
4 answers
asked by
lavena
504 views
I had to measure students in my class. I measured their hieghts in inchs but converted the numbers to centimeters and meters.
1 answer
asked by
amy
430 views
I had to measure students in my class. I measured their hieghts in inchs but converted the numbers to centimeters and meters.
1 answer
asked by
amy
421 views
What is the pH of a 0.42 M NH4NO3 aqueous solution?
What is the percent ionization?
2 answers
asked by
Kate
519 views
find the common ratio in the sequence 8, 12, 18, 27,..... then write the next three terms of the sequence
11 answers
asked by
lavena
4,422 views
A stepping motor with 200 steps angles ( = 200) is coupled to a leadscrew through a gear reduction of 5:1 (five rotations of the
2 answers
asked by
549 views
Create a timeline tracking the major themes/paradigm shifts in American History from the Columbus's voyages through the
10 answers
asked by
niecy
637 views
if the wheel on a car accelerates from rest at a constant rate of 1.5rev/s, how fast will it be turning after 3s.
2 answers
asked by
mike
578 views
What kind of motion does a constant, non zero torgue produce on an object mounted on an axle: choices constant rotational speed,
2 answers
asked by
mike
828 views
you are holdong a 6kg dumbell straight out at arms length, assuming your arm is .70m long, what torque is the dumbell exerting
1 answer
asked by
mike
417 views
I have tried this 3 ways and this is my last chance to get ir rigth please help.
Dave is buying pizza and soda. Suppose that a
1 answer
asked by
BC - LOST
497 views
Posted by Jamie on Sunday, June 20, 2010 at 3:36pm.
You are given three test tubes that contain colourless liquid. One test tube
1 answer
asked by
Jamie
522 views
Consider two beakers, one with water and other one with sodium chloride solution. Which of these will have higher vapor pressure
1 answer
asked by
Angel
368 views
Imagine that your city is planning to build a waste recycling plant in your neighborhood. What are the ethical and practical
1 answer
asked by
Anonymous
424 views
Why is ∆H hydration a negative quantity for ionic compounds?
1 answer
asked by
Angel
432 views
I have never used a money order before. From where can one obtain them? How do they work?
1 answer
asked by
AlbertFalls
399 views
CAN YOU UNSCRAMBLE THIS WORD THABIAT
1 answer
asked by
KELLY
423 views
the measure of the angles of triangle RST are the ratio 2:3:5. find the measure of each angle, and classify the triangle as
10 answers
asked by
lavena
1,113 views
Help me work these right please, I'm totally lost?
5 answers
asked by
Sam R.
535 views
"The illumination of an object by a light source is directly proportional to the strength of the source and inversely
4 answers
asked by
Stuck
2,321 views
i need help working these correctly!
1. Are the inequalities 3x-4<10-4x and 2(x-5) >3(2x-6) equivalent? Why or why not? Show your
2 answers
asked by
Sam R.
1,177 views
In one day, a random security check of 65 travelers at JFK
international airport would cause 17 of those travelers to be
1 answer
asked by
Trish R
509 views
calculate the monthly payment by loan amortization table: loan $26000, down payment $5000, 11% 36 months
1 answer
asked by
renee
1,049 views
You've dropped a lucky penny into the middle of a hemispherical water basin of radius 3m. There is a light on the upper edge of
1 answer
asked by
Laura
827 views
What is the profit of 30 flight excursions if the set up fee is $40.00 per person, $800.00 rental fee for the hanger? I need
2 answers
asked by
Susan
1,068 views
Set up fee is $40.00 per person it is $800.00 rental per month. How many flights must be sold to maximize profit? show work
1 answer
asked by
Susan
413 views
A current of 2.7 A flows in a straight wire segment of length (2.5 cm) ˆı + (2.5 cm) ˆ in a uniform magnetic field of
2 answers
asked by
essence
724 views
a tourist in framce wasnts to visit 5 different cities. if the route is ransomly selested what is the probability that she will
1 answer
asked by
J
462 views
Use a table to find at least 3 points using any value for x?
y=2x-5 x y -1 1 3
1 answer
asked by
Susan
282 views
y=3x-x2
use the values of y provided in the table x y -1 0 1 2 3 4 Place your graph(s) here
1 answer
asked by
Susan
345 views
If a major Internet store wants to estimate the percentage of adult Internet shoppers in order to determine the maximum impact
2 answers
asked by
Trish R
597 views
A driving machine was employed to hit a sample of 41 each of two different brands of golf balls using the same force each time.
1 answer
asked by
Randi
491 views
The profit function for hang gliding serving p(x) = -0.4x^+fx-m. f- represents set up fee for excursions,m- rental, p- profit,
1 answer
asked by
Susan
453 views
{lease help :) A contractor is considering a sale that promises a profit of $20,000 with a probability of .7 or a loss due to
2 answers
asked by
Sally
589 views
How and why did England avoid the path of absolutism?
1 answer
asked by
alice
875 views
A standard deck of cards is made up of four suits with 13 cards in each suit (total of 52 cards). If we randomly sample five
5 answers
asked by
Jaime
2,553 views
Choose from the following three topics from the Opposing Viewpoints Resource Center. Note that there is one article in support
3 answers
asked by
ke
644 views
1. Who weighs more, Mr. Pitt or Emily?.
-Mr. Pitt weighs more than Emily. 2. Who is heavier, Emily or Bob? - Bob is heavier than
2 answers
asked by
rfvv
1,101 views
1. What kind of favorite movies do you like?
2. What kind of favorite movie do you like? - I like horror movies. (Are the
3 answers
asked by
rfvv
737 views
make sentences with words starting with alphabet a-z
1 answer
asked by
simi
402 views
In most countries a child(start).... school at six and(staying).... for about five years in a primary school.
*chia
4 answers
asked by
nhi
693 views
A company is considering the purchase of a forest that is estimated to yield an annual return of $50,000 for 10 years, after
3 answers
asked by
Gibbons
725 views
Culture at Wal-Mart on pg. 68. Western companies often impose western culture on the country in which the business is launched.
4 answers
asked by
Anonymous
565 views
A compound containing 3 atoms of carbon and 8 atoms of hydrogen is combined in a reaction with oxygen molecules. The two end
2 answers
asked by
charlie
1,104 views
Consider the titration of 50.0 mL of 0.20 M NH3 (Kb=1.8*10^-5) with 0.20 M HNO3. Calculate the pH after addition of 50.0 mL of
4 answers
asked by
Syra
1,034 views
(a) what are some of the physiology effects of infusing 500ml 0.9% glucose intravenously over an hour.
(b)what are some of the
1 answer
asked by
secret
402 views
Please describe how the following transactions affects the accounting equation: Provide service for cash
Increase, decrease of no
1 answer
asked by
John
668 views
A refrigerator has a width of 3 feet. The angle of elevation from the bottom corner to the opposite corner 65 degreeswhat is the
3 answers
asked by
joe wallace
487 views
Given: ~ with altitudes CR and ZS.
ZS = 12, XY = 15, YZ = 18 and AB = 20, find the measure of CR. (2 points) A) 25 B) 9 C) 17 D)
1 answer
asked by
chris
841 views
simplify the following radical expression: 3 sqrt (-27)
a) 0 b) -3 c) 3 d) no solution exists
3 answers
asked by
ami
512 views
I4-1:
An inexperienced bookkeeper for the Soggy Ground Construction Company has prepared the following balance sheet. Soggy
3 answers
asked by
shirley
606 views
Ethyl alcohol (CH3CH2OH) has a heat of fusion of 5.01 kj/mol. How much heat in kj is required to melt 137g of ethyl alcohol.
2 answers
asked by
Kim
1,854 views
simplify: sqrt (16)/sqrt (4) + sqrt (2)
a) 8 - 2 sqrt (2) b) 8 - sqrt (2) / 2 c) 2 d) 4 - 2 sqrt (2)
4 answers
asked by
ami
594 views
the molar mass of an unknown gas was measured by an effusion experiment. it took 63s for te gas to effuse. where as nitrogen gas
4 answers
asked by
Ellie
2,042 views
I have spent a lot of time researching and I can't find this. I wrote a paper about the mona lisa and the last supper. I need a
3 answers
asked by
crystal
637 views
Using a value of Ksp = 1.8 x 10-2 for the reaction PbCl2(s) = Pb+2(aq) + 2Cl-(aq).
If a solution has a current value of Keq of
4 answers
asked by
Beth
759 views
a 3.35g sample of solid silver reacted in excess chlorine gass to give a 4.45g sample of pure solid AgCl. the heat given off was
1 answer
asked by
Ellie
450 views
3(r+2)+5(r+t-2)
1 answer
asked by
Anonymous
265 views
a 47.7L sample of a gaseous hydrocarbon, measured at 1.00atm and 25degreesC is burned in excess oxygen, liberating 4.33X10^3 kJ
2 answers
asked by
Ellie
639 views
solve: sqrt (m) + 7 = 5
a) (-2) b) none or 0 c) (2) d) (4)
1 answer
asked by
sean
351 views
what is the standard enthalpy formation of liquid diethylamine (CH3CH2)2 NH?
N2O5(g) + 8CH4(g) ==> 2(CH3CH2)2NH(l) +5H2O(l),
6 answers
asked by
Ellie
2,092 views
simplify: sqrt 2/7
a) sqrt (7) b) 2 c) sqrt (2) d) sqrt (14) / 7
3 answers
asked by
sean
740 views
The ultimate source of the energy in food ___________________
A)is ATP B)is the sun C)is producers D)is plants E)is consumers
4 answers
asked by
Joe
3,022 views
n!/(n-2)!=90
4 answers
asked by
mr
281 views
Joe Researcher asks for access to patient records as part of a research project. What should
the health information manager do?
2 answers
asked by
Anonymous
565 views
Does anyone know where I can remove the memory card? from a computer?
I tried looking it up but all I get is those memory cards
5 answers
asked by
Amy~
570 views
I'm having kids who just finished second grade code sentences in their SummerBridge books in the Shurley style. We're having
2 answers
asked by
Sara
525 views
Does anyone know of a website where I could ask computer problems for free?
I just tried asking on this one website, but it
4 answers
asked by
Amy~
1,302 views
How much heat would be relaesed by the condensation of 5.40g of steam at 100 (degrees)C and the subsequent cooling of the water
3 answers
asked by
Kim
644 views
True or False
CH4 probably has a lower boiling point than SnH4
1 answer
asked by
Kim
436 views
How does the language we use, including the actual words that we have to name and describe things build our stereotypes?
1 answer
asked by
Audrey
900 views
Silicon oils are used in water repellents for treating tents, hiking boots, and similar items. Explain how they function.
1 answer
asked by
Jim
460 views
2. Mrs. Carroll and Ms. Howard decide to divide all profits and share all losses using a fixed
ratio. If the ratio agreed upon is
6 answers
asked by
Jalisa j
1,058 views
Equilibrium is established between Br2(l) and Br2(g) at 25.0 (degrees)C. A 250.0 ml sample of the vapor weighs 0.486g. What is
4 answers
asked by
Jim
1,524 views
Describe how to find the multiplier for an exponential growth rate of 15%.
3 answers
asked by
melany
1,920 views
Nataly works in a Young Womens Fasions ia department store. Within this department she specializes in knitwear. This is a
1 answer
asked by
Rosanna
428 views
Given the data below, determine the normal boiling point of COCl2.
P1= 100 mmHg T1= -35.6 (degrees)C (delta) Hvap= 27.4 kj/mol
2 answers
asked by
Jim
1,066 views
what volume (in L) of 0.150 M KCl solution is required to completely react with 0.150 L of a 0.175 M Pb(NO3)2 solution according
7 answers
asked by
samantha
6,107 views
The normal boiling point of acetone is 56.2 (degrees)C and the molar heat of vaporization is 32.0 kj/mol. At what temperature
4 answers
asked by
Jim
3,304 views
In a particular chi-square goodness-of-fit test there are four categories and 200 observations. The significiance level is 0.05.
2 answers
asked by
Rhonda Moore
1,084 views
The impact of segregation in washington dc after the civil war.
were can I find information?
2 answers
asked by
Isaiah
623 views
which probably has the lowest boiling point at 1.0 atm pressure.
A) C6H14 B) C3H8 C) C4H10 D) C5H12 E) C2H6
4 answers
asked by
Jim
3,060 views
A substance has a heat of fusion of 61.5 kj/mol and a heat of deposition of 167.4 kj/mol. What is 175 heat of sublimation in
1 answer
asked by
Jim
693 views
The enthalpy of vaporization at 298 K for diethylether (C4H10C) is 26.0 kj/mol. How much heat would be required to vaporize 1.00
4 answers
asked by
Jim
2,442 views
what is the balanced equation for potassium iodide and solid zinc in an acidic solution
2 answers
asked by
Anonymous
557 views
what volume (in ML) of a 0.150 M HNO3 solution is required to completely react wtih 35.7 mL of a 0.108 M Na2CO3 solution
6 answers
asked by
samantha
22,946 views
use implicit differentiation to find dy/dx
xlny=y^3=lnx
2 answers
asked by
Trace
624 views
find the equation of the tangent line to y^3-xy=-6 at the point (7,2)
1 answer
asked by
Trace
418 views
Suppose in a carnival game, there are six identical boxes, one of which contains a prize. A contestant wins the prize by
2 answers
asked by
Jacob
592 views
what is the solubility of Ag in water at 0 degrees celcius? what is it for calcium carbonate? and yellow brass?
3 answers
asked by
Stephanie
1,463 views
Out of 56 problems I'm unsure of 7 of them. Can someone please check? (= is my answer.
1.)Which of the following is not an
5 answers
asked by
Ariel
862 views
Calcium nitrate will react with ammonium chloride at slightly elevated temperatures, as represented in the equation
Ca(NO3)2(s) +
4 answers
asked by
JAS
3,879 views
the vertices of a figure are w(-2,3), Y(3,1), and z(-3,4). What are the vertices of the transformed image ofter a reflection
6 answers
asked by
jessica
604 views
tom rests a 32-foot ladder against the wall the ladder forms a 61degrees angle with the ground. how high up the wall is the
7 answers
asked by
lavena
625 views
As a restaurant owner there are many decisions that you need to make on a daily basis, such as where to keep inventory levels.
3 answers
asked by
Ash
526 views
Measuring the quality of care is essential to being able to identify which areas of patient care need improvement. A positive
2 answers
asked by
Heidi
612 views
I'm trying to help my child with this problem..
1.A bird is flying around the world at a rate of 12.2ft/sec. How many days will
3 answers
asked by
Amina
407 views
julian owns an ice cream parlor. for pricing purposes he need to kno how much ice cream a waffle cone holds. the cone is 5 1/2
2 answers
asked by
alanaxoxo
522 views
A perfume company wants to dispense 57.3 quarts of a new fragrance into small vials. How many 25mL vials can they fill (rounded
1 answer
asked by
Shanda
456 views
An eon of time is defined as 1 billion years (1x10 9yrs) in scientific notation. How long is this in minutes? (Assume 1 year
3 answers
asked by
Millicent
614 views
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