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2011
July
Questions Asked on
July 18, 2011
Question: When a balloon is rubbed with fur, it becomes negatively charged. Explain why?
0 answers
asked by
Tina
412 views
How much force does an 88 kg astronaut exert on his chair while sitting at rest on the launch pad?
Answer: 860N Now the question:
4 answers
asked by
falcon306
6,811 views
The Managing Director of a well-known company on Wall Street thrives on a diet of fruit jam, bread, pasta, and coffee. She
1 answer
asked by
mema
471 views
Triangles ABF and EDG are congruent. Triangles ABF and GCF are equilateral. AG = 24 and CG = 1/5 AB. What is the total distance
0 answers
asked by
lisa
428 views
A condensed summary compiling information about a particular field of knowledge is a
a. compendium b. compliance manual c.
2 answers
asked by
anna
379 views
What z-score corresponds to a raw score of 68.7 when mean=60 and sd=4.3
1 answer
asked by
Ashley
524 views
Construct a truth table for the statement.
(p ↔ q) → p
0 answers
asked by
Jen
424 views
If a translation maps point (3, 2) to (4, 5); or T: (3, 2) (4, 5), then what is the image of the point (0, 0)?
4 answers
asked by
katie 6
3,867 views
A transformation T : (x, y) (x + 3, y + 1).
The image of B(4, 1) is
1 answer
asked by
leah
1,841 views
Consider that the age, x, of a unicorn in human equivalent years can be given by the formula f(x) = - 0.001618x4 + 0.057326x3
3 answers
asked by
tan
471 views
Given the linear equation y=2/3x+1, find the y-coordinates of the points (-6, ), (-3, ), and (3, ). Please show all of your
2 answers
asked by
mary
483 views
A transformation T: (x, y) (x + 3, y + 1). For the ordered pair (4, 3), enter its preimage point.
2 answers
asked by
mattie
2,579 views
A transformation T: (x, y) (x - 5, y + 3).
The image of A(2, -1) is
1 answer
asked by
janine
622 views
f(x)=log4 (x)+3
how could i get this so i could graph it?
1 answer
asked by
jay
398 views
Determine if (5/6,-2) is a solutionto -6x-7y=9
1 answer
asked by
Poochie
289 views
What evidence do you see, in the book Dancing Skeletons, of a holistic study?
2 answers
asked by
david
807 views
use the properties of logarithms for the expression.
5^log5(7x)
1 answer
asked by
jay
420 views
This is the 1st paragraph to my essay:
Social awkwardness Ever since I can remember people have always commented on my height,
12 answers
asked by
lizzie
1,196 views
A line in the hydrogen atomic line spectrum has a wavelength of 486 nm. What is
the frequency of this light (in Hz)?
2 answers
asked by
Sam
592 views
A line in the Lyman series of the hydrogen atom emission results from the transition of an
electron from the n=3 level to the
3 answers
asked by
Ashley
733 views
what is the area of parralel ?
hieght is 18 and the base is 15 .. reply asap .
2 answers
asked by
mary rose
419 views
In Drosophila melanogaster, cut wings (ct) is recessive to normal wings (ct+), sable body (s) is recessive to gray body (s+),
0 answers
asked by
Candice
1,087 views
Find the exact value of the trigonometic function at the given real number of cot(5pi/3)
1 answer
asked by
Anonymous
498 views
A school designer wants to create a whiteboard with the optimal dimensions to enhance learning. It is determined that if one
1 answer
asked by
Mary Anna
389 views
Benzene has a heat of vaporization of 30.72 kj/mol and a normal boiling point of 80.1. At what temperature does benzene boil
1 answer
asked by
Anonymous
1,048 views
Translate to an equation p $40 pants and s $20 shirts total $160
1 answer
asked by
Poochie
328 views
Discuss the statistical significance of the parameter estimates aˆ, bˆ, cˆ, and dˆ using the p-values. Are the signs of bˆ,
0 answers
asked by
kim
324 views
Two blocks are stacked one on top of the other. The coefficient of friction between the two blocks is 0.20, and the coefficient
1 answer
asked by
Capreeca
1,664 views
This is for a scholarship the topic is "Why do you deserve to win this scholarship?" I am hoping that someone can proofread this
5 answers
asked by
Angelina
3,822 views
Here are my attempts. Let me know if they are correct please> :) Thanks
Question (Find quotient): 9a^2-25b^2/3a-5b My answer:
2 answers
asked by
Mary Anna
1,389 views
purchased dental equipment at 15,000 and invested cash of 500,000
2 answers
asked by
leah
521 views
Triangles ABF and EDG are congruent. Triangles ABF and GCF are equilateral. AG = 24 and CG = 1/5 AB. What is the total distance
1 answer
asked by
Lydia
1,346 views
The half-life of 234U, uranium-234, is 2.52 multiplied by 105 yr. If 97.7% of the uranium in the original sample is present,
1 answer
asked by
Anonymous
454 views
What is the effect on the price of hotdogs and the quantity of hotdogs sold if:
a.) The price of a hamburger rises? b.) The price
1 answer
asked by
London
732 views
How many grams of Ba(OH)2 must be added to 2.37L of water to make a saturated solution? I got 2.03 grams. Is this correct?
1 answer
asked by
Tyler
439 views
A man in manhattan is told that his destination is 26 blocks east at 30 degree angle uptown from where he stood on houston
1 answer
asked by
Edward
386 views
two forces act concurrently on a 5kg block resting on a smooth horizontal surface a 5N force making a 40degree angle with the
1 answer
asked by
Edward
639 views
15kg block rests on a rough surface (u=.35) a 100N force to the left is applied to the block.
what is the magnitude and direction
1 answer
asked by
Edward
968 views
A 1200 kg car accelerates to the right at 7m/s2 along a special frictionless track. Determine the magnitude and direction of the
2 answers
asked by
Edward
1,172 views
A spring scale has a spring coefficient of 400 n/m. Determine the mass of an object if it causes the scale's platform to sink
1 answer
asked by
Edward
422 views
A line in the Lyman series of the hydrogen atom emission results from the transition of an
electron from the n=3 level to the
1 answer
asked by
Ashley
1,678 views
A 10 kg block is pushed across a rough surface by a 25N force the block moves at a constant velocity when this force is applied.
1 answer
asked by
Edward
722 views
a bus is driving through traffic as it makes a number of express stops. the bus drives at a speed of 10 m/s2 for 90 seconds then
1 answer
asked by
Edward
473 views
A race car is able to accelerate at a rate of 14m/s2. After exiting a turn at a speed of 15m/s, the car enters a straightaway
1 answer
asked by
Edward
540 views
determine the number of grams of KCl salt contained in 1.25L of a 5.00%(W/V) KCl(aq)
2 answers
asked by
Lori
589 views
A force of magnitude 7.50 N pushes three boxes with masses m_1 = 1.30 kg,m_2 = 3.20 kg, and m_3 = 4.90 kg .The mass is side by
2 answers
asked by
ana
808 views
Hi
I need to know how much ground water presuure would be required to lift a 1.200m diameter plastic tank weighing 650kg out of
4 answers
asked by
Spencer
405 views
A company is planning to purchase and store two items, gadgets and widgets. Each gadget costs $2.00 and occupies 2 square meters
1 answer
asked by
anonymous
1,310 views
A manufacturer has a maximum of 240, 360, and 180 kilograms of wood, plastic and steel available. The company produces two
1 answer
asked by
anonymous
1,162 views
Minimize z = 3x + 6y subject to:
4x + y ? 20 x + y ? 20 x + y ? 10 x ? 0 y ? 0 Graph the feasibility region. Identify all
1 answer
asked by
anonymous
759 views
Why do Eskimos wash their clothes in tide?
10 letters (doesn't have to be one word) The answers:Cold out tide,Too Cold Out, Its
15 answers
asked by
Kallie
3,566 views
define this proverb "Hooks are every thing"
1 answer
asked by
wali
344 views
write the character sketch of phyllis from the novel "the railway children"by E-nesbit
1 answer
asked by
wali
585 views
Find the range of value of x for which 13>3x-23 where all the members are integers
2 answers
asked by
Dosumu
379 views
In the morning, thousands of birds appeared.
1 answer
asked by
jesse
419 views
write an equation of the line parallel to the line given by 3x-2y=8 and having the same y- intercept as the line given by
2 answers
asked by
keshia
883 views
Construct a truth table for the statement.
(p ↔ q) → p
0 answers
asked by
Jen
472 views
solve: 4+8 1/2 -:- (1/4) to the third power.
solve -11-(x+30)=-41-2 (5x-18) please show your work
3 answers
asked by
keshia
472 views
Correctly identifying the part of sppeech of each of the words in the sentences.
Example: The boy hit the ball. The (definte
1 answer
asked by
Singh
894 views
A bridge is built in the shape of a parabolic arch. The bridge has a span of s= 160 feet and a maximum height of h= 25 feet.
3 answers
asked by
EVJ
4,031 views
12-8 3x-5 7x+29 solve show all your work
2 answers
asked by
keshia
345 views
Determine the final pressure of a gas that has an initial pressure of 1.00 atm and is heated from 20 °C to 30 °C. Round to the
1 answer
asked by
Izzie
533 views
Consider the rxn during the Haber Process:
N2 + 3H2 ---> 2NH3 The equilibrium constant is 3.9 x 10^(5) at 300 K and 1.2 x 10^(-1)
0 answers
asked by
Tyler
870 views
Dinitrogen tetroxide decomposes to nitrogen dioxide:
N2O4 (g) ---> 2NO2 (g) Delta H rxn: 55.3 kJ At 298 K a reaction vessel
1 answer
asked by
Tyler
2,235 views
A child goes down a playground slide with an acceleration of 1.36 m/s^2.
1-Find the coefficient of kinetic friction between the
1 answer
asked by
pop
1,964 views
In Drosophila melanogaster, cut wings (ct) is recessive to normal wings (ct+), sable body (s) is recessive to gray body (s+),
1 answer
asked by
billy
2,159 views
I need help. In simple english please, what is Hund's Rule, Pauli Exclusion Principal, and the Aufbau Principal? I need to know
1 answer
asked by
Jordan
843 views
How to costruct a parallelogram named HEAR.HE=5cm,EA=6cm and angle R=85 degree.I WANT answer quickly.
1 answer
asked by
hafees
639 views
Write an equation of the line parallel to the line given by 3x-2y=8 and having the same y- intercept as the line given by
1 answer
asked by
Eugene
942 views
Write an equation of the line containing the specified point and perpendicular to the indicated line. (6,0), 5x+4y=1
1 answer
asked by
Eugene
359 views
Triangle ABC is congruent to triangle XYZ . Angle A measures 50 , angle B measures (2x+40) and angle X measures (4x+8) . Find
1 answer
asked by
kim
1,280 views
Prove each identity:
a) 1-cos^2x=tan^2xcos^2x b) cos^2x + 2sin^2x-1 = sin^2x I also tried a question on my own: tan^2x = (1 –
1 answer
asked by
Kate
650 views
is my answer right?
Q) Using a frame rate of 25 fps, what frame number will AviSynth give to the final frame of a 6-second video
2 answers
asked by
Sub
417 views
what is $16,000 at 5% interest amortized over 16 months
1 answer
asked by
Linda
355 views
What is the interest payment on $16,000 at 5% interest amortized over 16 months with $1,000 payment per month
2 answers
asked by
Linda
370 views
(12-8)(3x-5)(7x+29) =
solve: show your work
2 answers
asked by
keshia
385 views
Where can I get study questions for the story Julie of the Wolves?
1 answer
asked by
Max
515 views
nitrous oxide (N2O) is used as an anesthetic. the pressure on 2.50 L of N2O changes from 105 k Pa to 40.5 kPa. If the
2 answers
asked by
Anonymous
1,051 views
Construct a truth table for the statement.
(p ↔ q) → p
0 answers
asked by
Jen
436 views
in the sentence the man in the back row brought his friends with him what are the parts of the sentence
3 answers
asked by
Anonymous
5,146 views
an open box is made by cutting out squares from the corners of a rectangular piece of cardboard and then turning up the sides.
7 answers
asked by
Andrew
4,444 views
Comparing the Noble Gases to the Alkaline Metals, what are major similarities and major difference between the two?
1 answer
asked by
Jordan
497 views
A large soup can is to be designed so that the can will hold 54pi cubic inches of soup. The radius of the can is "x" inches and
2 answers
asked by
Ben
1,140 views
A Norman window consists of a rectangle capped by a semi-circular regional. The perimeter of some particular Norman window must
3 answers
asked by
Alex
957 views
Why do diatomic molecules form?!! :((
1 answer
asked by
ashly
613 views
If i put 2,500 in a bank account with 6.5% interest rate 12 years ago,how much will be in the account now?
1 answer
asked by
justina
401 views
Critically DISCUSS 5 WAYS IN WHICH THE SOCIAL OR ENVIRONMENTAL PROBLEM IMPACT ON THE COMMUNITY.PROVIDE RELEVANT SOURCES TO
1 answer
asked by
Dk
1,270 views
the presidents roles such as chief executive and commander in chief :
1 answer
asked by
sue
954 views
The half-life of 234U, uranium-234, is 2.52 105 yr. If 97.7% of the uranium in the original sample is present, what length of
1 answer
asked by
sissy
579 views
what is the kinetic energy of an object that has a mass of 20nkilograms and a speed of 2.8 m/s
1 answer
asked by
tina
378 views
One of the authors of this text is moderately active, weighs 87kg, is 185cm tall and is 59 yr old. what are his daily caloric
1 answer
asked by
Mike
384 views
Water is flowing at a rate of 10 m3/s into the cylindrical tank shown below.
a) Find the volume V of the water as a function of
2 answers
asked by
lou
1,105 views
2. Reah filed a case against her employer who dismissed her from service for reporting to work under the influence of alcohol.
1 answer
asked by
vedrana
466 views
2,500(1.0650)^12=
3 answers
asked by
tommy
244 views
find m_DCB, given angles A and F are congruent, angles B and E are congruent, and m_CDE=26
0 answers
asked by
Lydia
353 views
2,500(1.65)^12=
1 answer
asked by
charles
285 views
find the following product: 5x^2y(-4x^5y^4)
1 answer
asked by
Mike
279 views
Write an equation of the line parallel to the line given by 3x-2y=8 and having the same y- intercept as the line given by
1 answer
asked by
keshia
363 views
short answer. find the following product -7z(-8z^3+3z^2+8)
1 answer
asked by
Mike
894 views
find the following product:(x-3)(x+3)
1 answer
asked by
Mike
313 views
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