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May 6, 2012
One 3.5 kg paint bucket is hanging by a massless cord from another 3.5kg paint bucket, also hanging by a massless cord, as shown
1 answer
asked by
emma
7,492 views
an architect wants to draw a rectangle with a diagonal of 13 inches.the length of the rectangle is to be 2 inches more thn twice
1 answer
asked by
sharmila
5,147 views
A box weighing 65.0 N rests on a table. A rope tied to the box runs vertically upward over a pulley and a weight is hung from
2 answers
asked by
emma
4,874 views
If 1.0 mL of 6.0M HCl is added to 499 mL of water to give exactly a 500 mL solution, what is the molarity of the dilute
1 answer
asked by
Amy
3,607 views
Determine the amount of heat needed to raise 20.0 g of ice at 0 degrees C to steam at 100 degrees C. (ΔHfusion = 334 J/g;
4 answers
asked by
shae
2,756 views
Sulfur compounds cause "off-odors" in wine, so winemaker want to know the odor threshold, the lowest concentration of a compound
1 answer
asked by
Ryan
2,586 views
What is the angular momentum of a 0.200- ball rotating on the end of a thin string in a circle of radius 1.45 at an angular
1 answer
asked by
juan
2,523 views
A passenger on an interplanetary express bus traveling at v = 0.94c takes a seven-minute catnap by his watch. How long does the
1 answer
asked by
Jake
2,177 views
Urgen!!
Statistics homework help? Your company is producing special battery packs for the most popular toy during the holiday
2 answers
asked by
noe
2,046 views
Fill in the blank to make the two fractions equivalent.
?/24 = 3/4 is the answer 6
5 answers
asked by
PLS Check
1,928 views
Using Newtons second law of motion if the force on an object is 20N, and its mass is 5g, what is it's acceleration?
A=F/M
5 answers
asked by
lilman
1,924 views
suppose you have 54 feet of fencing to enclose a rectangle dog pen . the function a= 27x- x^2 , where x = width , gives you the
3 answers
asked by
Anonymous
1,924 views
A 100.0-mL sample of 0.250 M aniline (C6H5NH2) is titrated with 0.500 M HCl. What is the pH at the
equivalence point?
2 answers
asked by
Jake
1,902 views
Read this summary and then answer the questions.
This is Tyler's freshman year in college, and he has been earning good grades
2 answers
asked by
Jessica
1,829 views
An electron is accelerated by a constant electric field of magnitude 325 N/C.
(a) Find the acceleration of the electron. (m/s^2)
1 answer
asked by
andrew
1,781 views
You take 326 g of a solid (melting point = 57.6oC, enthalpy of fusion = 346 J/g) and let it melt in 757
g of water, and the water
1 answer
asked by
Jake
1,741 views
In the Story "The Bracelet" By Colette what is the theme in the story?
A. Age is just a number B. The joys of youth are fleeting
5 answers
asked by
MM
1,717 views
Give delta H for the combustion of propane: C3H8+5O2+3CO2+4H20 +530KCAL
delta h= -530 KCAL But how do i figure out how to get
1 answer
asked by
ashley
1,665 views
An architect plans to draw a rectangular patio with segment LM representing one side of the rectangle. He wants to construct a
1 answer
asked by
Anonymous
1,575 views
On a hot summer day (30 degrees Celcius), a pesky little mosquito produced its warning sound near your ear. The sound is
2 answers
asked by
Adele
1,350 views
The bacterium Escherichia coli, or
E-coli, has a doubling period of 0.32 h. If a culture starts with 100 bacteria: (a) Determine
1 answer
asked by
saya
1,348 views
Consider the graph given above. Add an edge so the resulting graph has an Euler circuit (without repeating an existing edge).
Now
1 answer
asked by
carlton
1,345 views
the top of a giant slide is 30 ft off the ground. the slide rises at a 30 degree angle. to the nearst whole foot, what is the
1 answer
asked by
kelly
1,322 views
The pulley has an inner radius of 0.35m and an outer radius of 0.65m. It has a mass of 1.8kg. A string wrapped around the inner
2 answers
asked by
Lee
1,321 views
A radio tower stands on the top of a hill that is 85 feet high. From the bottom of the hill, the elevation angle to the base of
1 answer
asked by
Victoria
1,227 views
Fill in the blank to make the two fractions equivalent.
?/24 =3/4 my answer =18
4 answers
asked by
My Help Pls2
1,194 views
A five-slit system with 7.0 um slit spacing is illuminated with 630 nm light. Find the angular positions of the third and sixth
1 answer
asked by
I
1,189 views
during a process, 21.6 MJ of heat is added to closed system. if the internal energy is increased by 59.6 MJ, how much work in
0 answers
asked by
john
1,159 views
A theme is best described as?
A. A moral lesson presented in a work of literature B. The central idea or insight about life
3 answers
asked by
MM
1,158 views
Two block are connected by a rope that runs over a pulley. The block on the tables has mass 4kg, the hanging block has mass 2kg,
1 answer
asked by
Phil
1,128 views
Can you proofread my research paper, I mostly need help on vary sentence structure?
Being Poor Doesn’t Mean a Thing “You are
2 answers
asked by
Jalia
1,090 views
Two similar ballon are filled with gas. One with hydrogen and the other with oxygen. Which one will go down first and why?
0 answers
asked by
Chinedu
1,047 views
Approximate the sum of the series correct to four decimal places.
n=1 to infinity (-1)^n/4^n*n!
2 answers
asked by
Sarah
964 views
To determine how many hours per week freshmen college students watch television, a random sample of 225 students was selected.
1 answer
asked by
M.C
895 views
A chemical system within a sealed 1 L reaction vessel is described by the following reversible reaction equation:
2H2S(g) <--->
1 answer
asked by
Coryn
874 views
solve 5^(p+4)= 2^(4-5p)to 2 decimal places
1 answer
asked by
saya
848 views
Question # 1 : What is the maximum acceleration a car can undergo if the coefficient of static friction between the tires and
2 answers
asked by
lennon
826 views
A randomized comparative experiment compared the effects of two types of deep-brain stimulation (pallidal stimulation and
2 answers
asked by
Ryan
799 views
A plastic sphere has a density that is greater than oil but less than water when itis placed in cylinder containing water, it is
1 answer
asked by
sachi
793 views
A plane intersects a sphere that has a radius of 13 cm. The distance from the center of the sphere to the closest point on the
1 answer
asked by
Anonymous
777 views
Subtract
8/9 - 7/12 write your answer as a fraction in simplest form my answers 33/108 and 11/36 Questions 2: Multiply 2/9 * 18
1 answer
asked by
My Help Pls2
777 views
I took 25 mL of an unknown weak acid and added it to 10 mL of NaOH solution. I measured the pH and got 2.88 with concentration
1 answer
asked by
tc
773 views
the theme of Espada's poem involves
A. The sensitivity of children B. The importance of place C. the distortions of memory D. The
5 answers
asked by
MM
748 views
susanna stated that the length of her desk is 135.2cm. what range would you expect the actual length of the desk to fall within.
3 answers
asked by
jesus
747 views
A 0.5-L saturated solution of silver chloride, AgCl, is evaporated to dryness. The residue is equivalent to 1.4 x 10^-3 mole.
1 answer
asked by
Jonah
733 views
A 375-gallon tank is filled with water containing 167grams of bromine in the form of Br- ions. How many liters of Cl2 gas at
2 answers
asked by
Kerstin
724 views
during a process, 21.6 MJ of heat is added to closed system. if the internal energy is increased by 59.6 MJ, how much work in
1 answer
asked by
mikel
722 views
Your health care organization has called upon you to lead a work team to identify service-quality problems within the
4 answers
asked by
Laura
720 views
CHCl3 has normal boiling point at 61C and enthalpy of vaporization of 29.24kJ/mol. what are its value of G and S vapor
0 answers
asked by
Anonymous
711 views
The bus stations in Trawlwy and Fenton are 220 miles apart. A bus left Trawley for Fenton at 9:00am. Traveling at 40 miles per
1 answer
asked by
Miranda
704 views
A researcher wishes to estimate the proportion of college students who cheat on exams. A poll of 490 college students showed
1 answer
asked by
jennifer
703 views
A sample of 64 statistics students at a small college had a mean mathematics ACT score of 28 with a standard deviation of 4.
1 answer
asked by
jennifer
701 views
"The Rime of the Ancient Mariner" is famous for its use of vivid figurative language and memorable sound devices. What do you
2 answers
asked by
CHEYANNE MARIE
694 views
i'm typing down a speech that i need to prepare for english, how much should i write for a 5 min speech
9 answers
asked by
jackk
684 views
What is another word for things? I tried looking on the thesaurus but nothing seem to match.
My sentence: " I saw many horrifying
9 answers
asked by
bkue
669 views
You have an SRS of size n = 16 from a Normal distribution with standard deviation = 1. You wish to test
H_0 :μ = 0 H_a :μ >
0 answers
asked by
Ryan
661 views
10. Consider the lines [x,y,z] = [4,7,-1] + t[4,8,-4] and [x,y,z] = [1,5,4] + s[-1,2,3].
a) Show that the lines intersect at the
5 answers
asked by
J
660 views
hi. my teacher assigned us 20 questions and i got most of them, but i couldn't find the answers to these 4 questions. i did try
1 answer
asked by
Anonymous
655 views
Is Tintern Abbey - Nature about nature, about human nature, or both? Explain, citing lines from the poem to support your ideas
0 answers
asked by
CHEYANNE MARIE
652 views
At time t in seconds, a particle's distance s(t), in centimeters, from a point is given by s(t) = 4 + 3 sin t. What is the
1 answer
asked by
George
649 views
Hello. I'll be very grateful for your help.
1)Which article is better in the sentence (maybe both are OK?): "Experts believe the
2 answers
asked by
Ilma
642 views
Please help me i don't know how to do this.
How do i create atmosphere in writing. Create a first-person narrator (the main
2 answers
asked by
yc2012
641 views
What motivated Erik Erikson to achieve in life? Would his own personal experiences in life be considered a motivation? Example:
2 answers
asked by
chris
640 views
a walkway 2 meters wide surrounds a rectangular play area 50 meters long and 30 meters wide. find the area of the walkway.
2 answers
asked by
Anonymous
639 views
The disk has mass 10kg and radius 0.25m. The rod has mass 5kg, length 0.5m and radius 0.05m. The rod is split down the middle
1 answer
asked by
Max
636 views
Beginning with the systemic veins, track the blood flow through the heart.
Can someone please help me with this? I am having
2 answers
asked by
Amy
635 views
Which of the following is a unit of temperature?
celsius degree joule (my choice) kilogram calorie My first choice is joules and
2 answers
asked by
lilman
629 views
List all possible rational zeros of each function.
f(x)=4x^5+4x^2-9 Find all rational roots of each function f(x)=2x^3+x^2+8x+4
1 answer
asked by
Zac
628 views
Evaluate the following. 4*4-14/2+6
=15 Evaluate the following expression. 2*[1+(19+13)/4] =18 Evaluate. 50+25/5^2 = 51
2 answers
asked by
PLS Check
627 views
Hannah selected a simple random sample of all adults in her town and based on this sample, consrtucted a confidence interval for
1 answer
asked by
Nicole
621 views
I urgently need your help for two main reasons, Writeacher.
1) First, how would you express the following concept when presenting
1 answer
asked by
Frank
617 views
Determine the amount of heat needed to raise 20.0 g of ice at 0 degrees C to steam at 100 degrees C. (ΔHfusion = 334 J/g;
0 answers
asked by
shae
617 views
6.Evaluate the following. 4*4-14/2+6
my answer =15 7.Evaluate the following expression. 2*[1+(19+13)/4] my answer =18 8.Evaluate.
2 answers
asked by
Check Pls
611 views
What is the pressure in a 1.5 L vessel containing 0.25 moles of )2 if the temperature is 37 degrees C? R the universal gas
1 answer
asked by
Ambra
602 views
Hello. I'll be grateful for some help.
1)Is it possible to say: "peace in all the world" or is it "in the whole world"? 2)Do you
1 answer
asked by
Ilma
599 views
What is the fromulat for copper (II) sulfate?
13 answers
asked by
Ambra
591 views
What is the molarity of a solution prepared by dissolving 2.41 g of potassium iodide, KI in 100 mL of water?
1 answer
asked by
Ambra
588 views
The radius of the base of a right circular cylinder is r com and the height is 2r cm. Find the rate at which the surface area of
0 answers
asked by
Krystal
580 views
What is a work's theme? A. Is absolute B. can be interpreted by differently by different readers C. is always implied D. is
5 answers
asked by
MM
577 views
In a short responce, explain how life in the Roman Empire was affected by the empirial rule. Answer is backed up with evidence
2 answers
asked by
Nastia
575 views
Which of the following is a unit of temperature?
celsius degree joule (my choice) kilogram calorie My first choice is joules and
1 answer
asked by
lilman
573 views
I urgently need you to check a few things, Writeacher. Thank you very much.
1) Eveline is thinking about (is "of" a mistake?) her
1 answer
asked by
Frank
572 views
a father pulls hi children in a wagon for 25 minutes covering 1.25 miles on a level sidewalk. he pulls with an average force of
1 answer
asked by
mmk
568 views
A government survey conducted to estimate the mean price of houses in a metropolitan area is designed to have a margin of error
0 answers
asked by
jennifer
567 views
please help me to figure out in algebra 2/3-4/5-(-11/15) +7/10-5/2 the answer is 6/5 and I do not know how to work this out
1 answer
asked by
Ardis
558 views
3. How many moles of HCl are required to make 15.00 mL of an aqueous 2.500 molar HCl solution? How many moles of Cl- are in
1 answer
asked by
JONESTONE
552 views
Consider the average available for all hotel rooms from the previous assignment. Identify the point estimate of the average
0 answers
asked by
JULIET
545 views
One end of the string in the diagram at right is wrapped around the cylinder. The other end is tied to the ceiling. The cylinder
2 answers
asked by
Goldberg
542 views
For this assignment you are to imagine that you are part of a select marketing group. This select group has been asked to
1 answer
asked by
Angela
541 views
Find the area of the region inside r=19sin(theta) but outside r=3
1 answer
asked by
Katie
541 views
a box has a volume of 546cm3 and a surface area of 422cm2 what is the length, width, and height?
2 answers
asked by
joseph
540 views
find all the zeros of each function.
1. f(x)=2x^4-13x^3-34x^2+65x+120 2. f(x)=4x^4+19x^2-63
0 answers
asked by
Zac
538 views
In the latter srage of the dieases known as AIDS the infected person often comes down with an opportunistic disease these
3 answers
asked by
lilman
537 views
the term "insanity" is used
2 answers
asked by
sarah
536 views
Find the vector equation of the line that passes through the point (2,-1,7) and is parallel to the line of intersection of the
0 answers
asked by
J
534 views
At time t in seconds, a particle's distance s(t), in centimeters, from a point is given by s(t) = 4 + 3 sin t. What is the
1 answer
asked by
George
532 views
al flynn wants to buy a van that cost 16,000 with an interst charge of 2,000. Al figures he can afford a monhtly oayment of 700
1 answer
asked by
erica
528 views
3. How many moles of HCl are required to make 15.00 mL of an aqueous 2.500 molar HCl solution? How many moles of Cl- are in
0 answers
asked by
JONESTONE
527 views
A box weighing 65.0 N rests on a table. A rope tied to the box runs vertically upward over a pulley and a weight is hung from
0 answers
asked by
emma
519 views
Find the exact values of x if 0<=x<=pi and 2sin^2(x)-sinx-2sinxcosx+cosx=0
0 answers
asked by
Mia
519 views
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