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Questions Asked on March 19, 2010

A 0.006-kg bullet traveling horizontally with a speed of 1.00 103 m/s enters an 21.1-kg door, imbedding itself 10.4 cm from the
1. 5 answers
2. asked by Ana
3. 8,495 views
When 0.250 mol of CH4(g) reacts with excess Cl2(g) at constant pressure according to the chemical equation shown below, 177 kJ
1. 8 answers
2. asked by Daqa
3. 7,800 views
Four objects - a hoop, a solid cylinder, a solid sphere, and a thin, spherical shell - each has a mass of 4.59 kg and a radius
1. 2 answers
2. asked by Ana
3. 7,678 views
If we know that the length of time it takes a college student to find a parking spot in the library parking lot follows a normal
1. 4 answers
2. asked by Pacifico
3. 5,193 views
How much heat is absorbed/released when 35.00 g of NH3(g) reacts in the presence of excess O2(g) to produce NO(g) and H2O(l)
1. 6 answers
2. asked by Daqa
3. 4,967 views
on a air track, a 400g glider moving to the right at 2.00m/s collides elastically with a 500g glider moving in the opposite
1. 3 answers
2. asked by Alana
3. 4,032 views
In a nuclear reactor, neutrons released by nuclear fission must be slowed down before they can trigger additional reactions in
1. 2 answers
2. asked by Kyle
3. 3,679 views
A fraction equivalent to 45/60 if you were to multiply the denominator by the numerator the product would be 192
1. 9 answers
2. asked by suz
3. 3,601 views
3seconds after a gun is fired, the person who fired the gun hears an echo. How far away was the surface that reflected the sound
1. 2 answers
2. asked by eugenia
3. 3,430 views
a string 180 cm long resonates in a standing wave that has 3 segments when driven by a 270hz vibrator. What is the speed of the
1. 3 answers
2. asked by eugenia
3. 3,419 views
In printing an article of 48,000 words, a printer decides to use two sizes of type. Using the larger type, a printed page
1. 2 answers
2. asked by Bobbi
3. 2,600 views
CH4(g) + CO2(g) <--> 2CO(g) + 2H2(g)Kp = 4.5 x 10^2 at 825 K An 85.0 L reaction container initially contains 22.3 kg of CH4 and
1. 2 answers
2. asked by Krysten
3. 2,398 views
Strong winds called the prevailing westerlies blow from west to east in a belt from 40 degree to 60 degree latitude in both
1. 4 answers
2. asked by Shadow
3. 2,181 views
Two 72.0 kg hockey players skating at 5.25 m/s collide and stick together.If the angle between their initial directions was 125
1. 1 answer
2. asked by aaron
3. 1,710 views
A boat is spotted in the water with an angle of depression of 25° from the top of a lighthouse that is 89 feet tall. To the
1. 1 answer
2. asked by Honey
3. 1,631 views
An insurance company wishes to examine the relationship between income (in $,000) and the amount of life insurance (in $,000)
1. 1 answer
2. asked by Maiko
3. 1,438 views
If sin(x) = 4/5 and cos(y) = 5/13 with both x and y terminating in quadrant 1 find the exact value of cos(x-y)I know that the
1. 1 answer
2. asked by Bryan
3. 1,340 views
Ace manufacturing has determined that the cost of labor for producing x transmissions is 0.3x2+400x+550 dollars, while the cost
1. 1 answer
2. asked by Anonymous
3. 1,332 views
Why was Andrew Jackson considered a "common man" political wise, not how he lived. I mean what three or two events and decisions
1. 1 answer
2. asked by Paul
3. 1,303 views
The reaction Co(H2O)6^+2 + 4Cl- <==> CoCl^-2 + 6H2O is at equilibrium. The left side is pink and the right side is blue. 1. What
1. 2 answers
2. asked by Heather
3. 1,295 views
14. Which of the following is the blood vessel with the largest diameter?a. capillary b. artery c. vein d. venule Not sure...?
1. 5 answers
2. asked by mysterychicken
3. 1,291 views
How far apart are an object and an image formed by a 62 cm focal-length converging lens if the image is 2.75X larger than the
1. 2 answers
2. asked by Anonymous
3. 1,276 views
On an Ethernet 10BaseT network, all computers are connected with a hub. Recently a network-intensive application had been
1. 0 answers
2. asked by TaKayla
3. 1,274 views
|x+9| is greater than or equal to 0. Solve and graph the solution set on a number line.
1. 3 answers
2. asked by Anonymous
3. 1,194 views
Use the reactions below to predict the equilibrium constant for the reaction 2A(g)<->3D(g)A(s)<->1/2B(g)+C(g) k1=0.0334
1. 1 answer
2. asked by Katie
3. 1,191 views
Two children are playing a game in which they try to hit a small box on the floor with a marble fired from a spring-loaded gun
1. 0 answers
2. asked by stan
3. 1,184 views
T-TestThe article “Does Smoking Cessation Lead to Weight Gain?” described an experiment in which 322 subjects, selected at
1. 1 answer
2. asked by Peter
3. 1,163 views
Calculate the electrical voltage of an electrochemical cell using Pb(s) andCo(s) as electrodes along with their appropriate
1. 1 answer
2. asked by Melissa
3. 1,146 views
A pilot flies an airplane in a vertical circular loop at a constant speed õ = 160 m/s. If the pilot’s apparent weight at the
1. 1 answer
2. asked by Drew
3. 1,143 views
If sin(x) = /45 and cos(y) = 5/13 with both x and y terminating in quadrant 1 find the exact value of cos(x-y)cos(4/5 - 5/13) Is
1. 0 answers
2. asked by Bryan
3. 1,141 views
c) An equilateral triangle of side 3 cm each is given, How many trianglescan be made from this equilateral triangle of 1cm?
1. 1 answer
2. asked by sandhya
3. 1,122 views
Find the maximum value off(x) = -2x^2 + 12x - 14 Do i have to set this equal to o to solve?
1. 1 answer
2. asked by Abbey
3. 1,111 views
round 64 to the nearest ten.round 87 to the nearest ten. then add the rounded numners.
1. 1 answer
2. asked by jojo
3. 1,102 views
An object of mass 10.0 kg is initially at rest. A 100 N force causes it to move horizontally through a distance of 6.00 m. What
1. 4 answers
2. asked by kang
3. 1,079 views
How do you convert polar coordinates to Cartesian coordinates? And vise versa.
1. 1 answer
2. asked by dan
3. 1,076 views
The function W(d)=0.112d approximates the amount in centimeters of water that results from d cm of snow melting. Find the amount
1. 1 answer
2. asked by PENNY
3. 1,064 views
Round off 76.24491 to the nearest hundredth.
1. 1 answer
2. asked by sam
3. 1,023 views
suppose that an experiment has four possible outcomes. a,b,c and d. if p(a)= p(b)= p(c) and p(d)= 2p(a) what is the probabilty
1. 1 answer
2. asked by walls
3. 975 views
Write an equation for line k that is perpendicular to line j and passes through points (1,1)
1. 1 answer
2. asked by Anonymous
3. 943 views
A 0.580-kg bucket rests on a scale. Into this bucket you pour sand at the constant rate of 85.0 g/s.A)If the sand lands in the
1. 0 answers
2. asked by Kyle
3. 933 views
What are the differences between film and popular cinema?I can not find much about this. If anyone has any sites they can refer
1. 1 answer
2. asked by Ashley
3. 923 views
is the value of 3 nickels and 4 dimes an even number of cents or an odd number of cents
1. 10 answers
2. asked by jojo
3. 911 views
The measure of an exterior angle of a triangle is 120. the interior angles that are not adjacent to this exterior angle are
1. 0 answers
2. asked by Anonymous
3. 910 views
1. We should not scribble in books in the library.2. We should not write down in books in the library. 3. We should not make a
1. 1 answer
2. asked by rfvv
3. 873 views
solve the equation on the interval [0,2pi)cos(x+pi/4)-cos(x-pi/4)=1
1. 3 answers
2. asked by john 2020
3. 852 views
How did Geography affect where people settled in the southern colonies
1. 0 answers
2. asked by Frankie
3. 832 views
Use the data in the grade-distribution Use the data in the grade-distribution table below to construct a circle graph showing
1. 1 answer
2. asked by Tyga
3. 830 views
Will this solution form a buffer?100 mL of .10 M NH3; 100 mL of .15 M NH4Cl Work: NH3= .01 moles NH4Cl= .015 moles .... not sure
1. 1 answer
2. asked by Vanessa
3. 826 views
10. The mouth, small intestine, and kidneys have functions that involve thea. digestion of food, synthesis of vitamins, and
1. 2 answers
2. asked by mysterychicken
3. 814 views
Is the percentage of sodium in pure table salt 39.34%?
1. 1 answer
2. asked by London
3. 814 views
Find the exact sine value of the angle in standard position whose terminal side goes through the point (-1,5)I do not know when
1. 0 answers
2. asked by Abbey
3. 806 views
17. Why have the people of West Africa started to work at the local level to help their economies?a. They have learned that
1. 2 answers
2. asked by y912f
3. 804 views
A series RLC circuit has a resonant frequency of 6.00 kHz. When it is driven at 8.00 kHz, it has an impedance of 1.00 k(ohm)and
1. 0 answers
2. asked by Alex
3. 771 views
If you can drive your car 540 miles on 26 2/3 gallons of gasoline, how many miles can you drive on one gallon?
1. 1 answer
2. asked by Anonymous
3. 770 views
Could you help me with this?find the real zeros of f(x) = x^3-8^2+9x+18(x-8^2+9x+18 I know it must be real simple. I have a
1. 0 answers
2. asked by Dee
3. 765 views
Francis Cabot Lowell led a group of businessmen who?A. built a centralized textile factory in massachusetts B. ended that market
1. 1 answer
2. asked by jake
3. 755 views
Given:a and b are first-quadrant angles, sin a = 5/13 , and cos b = 3/5 , evaluate sin(a - b).
1. 1 answer
2. asked by bill
3. 755 views
which of there words probably comes from the latin word conducere,meaning to lead together?A)complete B)control C)convince
1. 6 answers
2. asked by george
3. 716 views
Beverly is planning for her retirement.She has determined that her car is worth $10,000,her home is worth $ 150,000,her personal
1. 2 answers
2. asked by vedrana
3. 703 views
A railroad car rolling along by itself is passing by a grain elevator, which is dumping grain into it at a constant rate. (a)
1. 2 answers
2. asked by Sandhya
3. 702 views
Upon passing the site of her burned home, Bradstreet
1. 1 answer
2. asked by Nate
3. 696 views
I'm having a hard time with Redox and how to figure out which is redoxSelect all of the reactions that are redox reactions. I)
1. 2 answers
2. asked by Mark
3. 694 views
factor completely256-x^4
1. 3 answers
2. asked by Chelsea
3. 683 views
sin x / 1-cosx is equivalent to:sin x / 1 + cos x Is this right?
1. 2 answers
2. asked by Hannah
3. 683 views
A statistics practitioner formulated the following hypothesis:Ho: population mean=200 H1: population mean<200 sample mean=190
1. 1 answer
2. asked by Adam
3. 675 views
use the given info. to find the exact value of the trig function.csc u=-6/5, tan u is greater than 0 Find cos u/2
1. 4 answers
2. asked by john 2020
3. 668 views
What Kind Of Diction Is Used In "A Voice" By Pat Mora?
1. 1 answer
2. asked by Yudit
3. 662 views
Factor completely. If the given polynomial is not factorable, indicate so by writing prime.4x^3+8xy^2
1. 3 answers
2. asked by Chelsea
3. 653 views
please can you help me in this:Ethical Systems Table 1. Fill in brief definitions of each primary ethical theory. 2. Identify
1. 1 answer
2. asked by bluesea
3. 649 views
200 ml of a gas at 27oC and 1140 Pa pressure is transferred to a vessel of 450 ml capacity. What temperature is to be applied,
1. 1 answer
2. asked by Silva
3. 645 views
Could you please find my mistake in this problem? I'm not getting the right answer. :[Use the reactions below to predict the
1. 2 answers
2. asked by Katie
3. 637 views
compare and contrast the mode of reproduction of a DNA virus with that of a typical RNA virus (retrovirus).
1. 1 answer
2. asked by sheer
3. 634 views
Hello, class. We are going to do an activity. I want you to interview two of your new friends. You can go to any students who
1. 1 answer
2. asked by rfvv
3. 633 views
How do you convert polar coordinates to Cartesian coordinates? And vise versa.
1. 1 answer
2. asked by dan
3. 633 views
Find the maximum value of the objective function z=24x+7y subject to the following constraints : 0¡Üx¡Ü10,
1. 2 answers
2. asked by Anonymous
3. 629 views
I'm stuck on these---9. Most of the end products of digestion are absorbed into the circulatory system from which organ? a.
1. 0 answers
2. asked by mysterychicken
3. 628 views
By looking at two linear equations, how can you tell that the corresponding lines are parallel?
1. 1 answer
2. asked by Jimmy
3. 627 views
Solve the compound inequality.1.-n<2 or 2n-3>5. 2.2c-4>-6 and 3c+1<13 Are these the answer? 1.n<2 or n>4. 2.-1<c<4.
1. 3 answers
2. asked by Shadow
3. 622 views
What happened to John Howland?
1. 2 answers
2. asked by Nate
3. 616 views
what is the eighth term of the sequence of the expression:5(n+2)?
1. 1 answer
2. asked by brian
3. 598 views
1. This book is really fun.2. This book is real fun. 3. This book is great fun. (Which one is correct? Are all corect? What is
1. 2 answers
2. asked by rfvv
3. 595 views
SRA, I have a hard time finding quality research material using the google search engine. Do you have any suggestions about any
1. 1 answer
2. asked by Tracy
3. 590 views
a study found that the average time it took a person to find a new job was 130 days. If a sample of 36 job seekers was surveyed,
1. 2 answers
2. asked by dell
3. 588 views
write 350 to 700 words in which you analyze and post how the human resources assistance plan and aids you have been working on
1. 3 answers
2. asked by Shelly
3. 584 views
forty-five is how much lessthan fifty-four
1. 5 answers
2. asked by jojo
3. 582 views
14. Scientists believe that the Great Rift Valley was created bya. volcanic eruptions b. tectonic forces c. broadleaf evergreen
1. 4 answers
2. asked by y912f
3. 582 views
in which one quadrant is the cosecant negative and the secant positive.Quadrant 4. Is this correct?
1. 0 answers
2. asked by Hannah
3. 579 views
Please tell me if this is correct...Finding the mean, the average deviation from the mean, the standard deviation from the mean,
1. 2 answers
2. asked by London
3. 578 views
18. Which sentence below is a cause-effect statement?a. Nigerian students and workers often protested during the structural
1. 1 answer
2. asked by y912f
3. 574 views
A tank is fillwed with 0.7m of water, a hole at the bottum of the tank with a radius of 0.001m is opened. At the same time,
1. 0 answers
2. asked by Dave
3. 561 views
Find the perimeter of a square if the diagonal measurement is 36 inches.
1. 1 answer
2. asked by Mary
3. 555 views
im working on a science project which is what laundry detergent works best on stains and it was either between all oxi clean or
1. 4 answers
2. asked by mrs.bieber
3. 551 views
solve for x: log4 X - log4 2 = 2log(2x) = 2 Now what do I do?
1. 2 answers
2. asked by Hannah
3. 550 views
• Write a 200- to 300-word summary analyzing the implications of profitability and the net income of the company.
1. 0 answers
2. asked by Anonymous
3. 544 views
Why is Taylor's passage 'With rivers like green ribbons smaragdine' rich in imagery?
1. 1 answer
2. asked by Nate
3. 542 views
If sin(x) = /45 and cos(y) = 5/13 with both x and y terminating in quadrant 1 find the exact value of cos(x-y)cos(4/5 - 5/13) Is
1. 1 answer
2. asked by Bryan
3. 539 views
40. Explain how fish gills maximize the surface area available for oxygen exchange.Need help on this Thanks -MC
1. 1 answer
2. asked by mysterychicken
3. 538 views
what helps digest your food?
1. 2 answers
2. asked by demi
3. 536 views
solve for x: log4 X - log4 2 = 2log(2x) = 2 Now what do I do?
1. 2 answers
2. asked by Hannah
3. 534 views
1. Each one of us has his room.2. Each one of us has her room. 3. Each one of us has its room. (Is Only #1 correct? What about
1. 1 answer
2. asked by rfvv
3. 532 views

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