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Questions Asked on December 15, 2011

A triangle has side lengths of 18 cm, 80 cm, and 81 cm. Classify it as acute, obtuse, or right
1. 18 answers
2. asked by Cindy
3. 19,310 views
Julie carries an 8.0-kg suitcase as she walks 18 m along an inclined walkway to her hotel room at a constant speed of 1.5 m/s.
1. 3 answers
2. asked by cheryl
3. 7,649 views
A jogger ran 6 miles, decreased her speed by 1 mile per hour and than ran another 7 miles. If total jogging time was 2 1/42,
1. 1 answer
2. asked by ty
3. 4,650 views
when 25.0 mL of a solution containing both Fe2+ and Fe3+ ions is titrated with 23.0 mL of 0.0200 M KMnO4 (in dilute sulfuric
1. 3 answers
2. asked by Albert
3. 4,486 views
One of your friends is heading north forthe Christmas holiday and the other friend is heading south. If when they start, they
1. 4 answers
2. asked by stella
3. 4,112 views
If the perimeter of a rectangular house is 44 yards, and the length is 36 feet, what is the width of the house in yards?
1. 6 answers
2. asked by Anonymous
3. 4,064 views
find the missing value to the nearest hundreth sin_____=7/12
1. 3 answers
2. asked by Cindy
3. 4,032 views
The length of the hypotenuse of a 30°-60°-90° triangle is 12. Find the perimeter.
1. 3 answers
2. asked by Cindy
3. 3,971 views
find the missing value to the nearest hundredth Tan ___ = 73I just don't get these!
1. 3 answers
2. asked by Cindy
3. 3,423 views
Lecture, desks, class hours, and writing boards are all part of the class:a)stratification b)rank C)social situation d)status
1. 3 answers
2. asked by TAYLOR M B
3. 2,935 views
Consider the reaction:3Ba(s)+N2(g)--->Ba3N2(s) 1)How many moles of barium metal react to produce 0.190 mol of barium nitride?
1. 2 answers
2. asked by Jackie
3. 2,891 views
I totally don't understand VectorsHow do you describe a vector as an ordered pair? on the x and Y where they cross it is 41
1. 1 answer
2. asked by Cindy
3. 2,752 views
for kite ABCD, if RA=15, and BD= 16, find AD
1. 3 answers
2. asked by Jay
3. 2,748 views
A bullet with mass m = 5.21 g is moving horizontally with a speed v=367 m/s when it strikes a block of hardened steel with mass
1. 3 answers
2. asked by Sarah
3. 2,696 views
I need help with my test, I don't know if they are all right or not. I answered the questions to the best of my ability. My
1. 8 answers
2. asked by Joe
3. 2,643 views
Calculate the approximate volume of a 0.600 mol sample of gas at 15.0 degrees C and a pressure of 1.10 atm.
1. 1 answer
2. asked by clint
3. 2,526 views
Find the horizontal range of a baseball that leaves the bat at an angle of 63 degrees, with the horizontal with an initial
1. 2 answers
2. asked by Brittany
3. 2,097 views
the admissions policy at a certain university requires that incoming students score in the upper 20% on a standardized test. if
1. 2 answers
2. asked by Anonymous
3. 1,804 views
An open-topped box is made from a rectangular piece of cardboard, with dimensions of 24 cm by 30 cm, by cutting congruent
1. 1 answer
2. asked by Melinda
3. 1,774 views
What is the name of the compound PBr5 using the Stock system?
1. 2 answers
2. asked by Katy
3. 1,770 views
If a friend were to say, “ He’s the president of the college” the term “president” would refer to an:a)status b)role
1. 1 answer
2. asked by TAYLOR M B
3. 1,766 views
A picture frame measure 5 inches wide and 7 inches long . What is the perimeter of the frame ? (16-3)
1. 2 answers
2. asked by Jana
3. 1,710 views
Evaluate 4x for each value of x. write the answer in simplest form. x = 3/8
1. 4 answers
2. asked by Jay
3. 1,710 views
How much centripetal force is needed to keep a 0.20 kg ball on a 1.50 m string moving in a circular path with a speed of 3.0
1. 2 answers
2. asked by Anonymous
3. 1,627 views
A ball is thrown with an initial velocity of 20 meters per second at an angle of 60° with the horizontal ground surface. Find
1. 1 answer
2. asked by Anonymous
3. 1,602 views
An early major objection to the idea thatEarth is spinning on its axis was that Earth would turn so fast at the equator that
1. 1 answer
2. asked by Anonymous
3. 1,568 views
Magic according to Malinowski in ( cited in “Baseball Magic“) occurs in response to : a)anger b)frustration C)anxiety
1. 1 answer
2. asked by TAYLOR M B
3. 1,537 views
9. The surface of the earth is approximately 6,400 km from its center. If the mass of the earth is 6.0 x 1024 kg, what is the
1. 1 answer
2. asked by Anonymous
3. 1,533 views
A block is sent up a frictionless ramp along which an x axis extends upward. The figure below gives the kinetic energy of the
1. 2 answers
2. asked by Jessie
3. 1,507 views
Which of the following is not an example of the type of work applied anthropologists do? Applied anthropologists :a)help to
1. 2 answers
2. asked by TAYLOR M B
3. 1,488 views
An archer shoots an arrow horizontally with an initial velocity of 100 meters per second from a building that is 20 meters high.
1. 1 answer
2. asked by Anonymous
3. 1,464 views
calculate the mass in grams of carbon needed to produce 160 grams of CO2 burning. C + O2 -> CO2
1. 2 answers
2. asked by Amber
3. 1,426 views
Nitrous Oxide(N2O), or laghing gas, is mommonly used as a anesthetic in denistry and surgery. How many moles are present in 8.4
1. 4 answers
2. asked by Meteknesh
3. 1,389 views
Question:Hey I posting for my brother Mohammad again, his computer not work I not know why. You please unblock any people so he
1. 2 answers
2. asked by Shreya
3. 1,356 views
a .65 kg ball is attached to the end of a string. it is swung in a vertical circle with a radius of .50 m. at the top of the
1. 2 answers
2. asked by dave
3. 1,301 views
Carbon tetrachloride (CCl4) and benzene (C6H6) form ideal solutions. Consider an equimolar solution of CCl4 and C6H6 at 25°C.
1. 3 answers
2. asked by Mika
3. 1,276 views
How many kcal of heat are required to vaporize 25.0 kg of water at 100C?
1. 0 answers
2. asked by Dennis
3. 1,235 views
For the balanced equation shown below, how many moles of O2 will REACT with 0.6614 moles of NO?2NO+O2 --> 2NO2
1. 1 answer
2. asked by SUPAMAN
3. 1,235 views
Point M is the midpoint of AC. Find its coordinates. (1 point)(b + c, d)(a + c, d) (2c + 2c, d) (2b + c, d) 2. Point N is the
1. 0 answers
2. asked by brooklynn
3. 1,196 views
If f and g are linear functions such that g(f(x)) = 2x + 6, and the graph of y = f(g(x)) passes through the origin, what is the
1. 3 answers
2. asked by Anonymous
3. 1,192 views
-your school club decides to hold a fundraiser by selling trail mix, and you are in chrage of making the mix. You plan to offer
1. 1 answer
2. asked by Someone
3. 1,168 views
When 30.0 grams of aluminum reacts with HCl how many grams of aluminum chloride are formed? Al = HCl yields AlCl3 + H 2
1. 1 answer
2. asked by Amber
3. 1,137 views
Two 100-gallon tanks initially contain pure water. Brine containing 2 lb of salt per gallon enters the first tank at the rate of
1. 0 answers
2. asked by L.S.
3. 1,107 views
I have answered these questions, but when it comes to the "functions" of the infinitives i get a little stuck.. can you please
1. 1 answer
2. asked by Sherri
3. 1,094 views
A _______ is an organelle that can destroy old cells parts.I think it's lysosomes (that's c) the others is vaculoe, cell wall,
1. 2 answers
2. asked by Lauren
3. 1,083 views
Trisha is t years old.If Kyle is 3 years younger than Trisha, then Kyle is___________years old Damien has d DVDS. If Nadia has
1. 3 answers
2. asked by Maryam
3. 1,083 views
lauren has 40 coins all together, all dimes, nickles, and quarters they equal $4.50 and he has 7 more dimes than nickles, how
1. 1 answer
2. asked by Danielle
3. 1,077 views
find equivalent fractions with a common denominator and order from least to greatest 3/7 ,1/9 ,2/3
1. 4 answers
2. asked by sami
3. 1,075 views
can you check my answers:estimate w/mixednumbers: 8) 9 1/11 - 3 7/9 i got: 9 - 4 = 5 9) 4 1/2 - 1 24/25 i got: 4 - 2 = 2 12) 9
1. 3 answers
2. asked by marko
3. 1,068 views
which triangle congruence theorem explains why all triangles are rigid? is it SSS, SAS, ASA, or AAS?
1. 0 answers
2. asked by Brianna
3. 1,056 views
what is 2/100 as a percent and a decimal?
1. 2 answers
2. asked by tf 141
3. 1,043 views
During combustion, methine yeilds carbon dioxide and water. the unbalanced equation for this reaction is :
1. 1 answer
2. asked by Meteknesh
3. 1,030 views
What is the pressure at the bottom of a river (12 m deep) if the air pressure over the river is 98.23 kPa? The density of the
1. 1 answer
2. asked by dan
3. 1,029 views
Thanks, Writeacher for the links I have checked Owl.enlish.purdue.edu several times, I couldn’t find the exact information I
1. 0 answers
2. asked by Lorraine
3. 1,013 views
A block is sent up a frictionless ramp along which an x axis extends upward. The figure below gives the kinetic energy of the
1. 1 answer
2. asked by Jessie
3. 987 views
What is National Merit Scholarship Program and National Achievement Scholarship Program??????Is it when you take this test (i
1. 4 answers
2. asked by Lauren
3. 981 views
The Institutional Review Board is a university or college committee thata. evaluates proposals and awards grant $ to researchers
1. 0 answers
2. asked by Anonymous
3. 978 views
What is the pH of a 0.125 M solution of a weak base if ∆H° = -28.0 kJ and ∆S° = -175 J/K for the following equilibrium
1. 0 answers
2. asked by Mika
3. 967 views
The velocity of an airplane with respect to the ground is 200 m/s at an angle of 30 degrees NORTH of EAST. The velocity of the
1. 2 answers
2. asked by CLaire
3. 953 views
c=6350/(425-3x) What is the cost and equation to remove 99% of the pollution in the pond?
1. 0 answers
2. asked by Chelsea
3. 937 views
How many protons, neutrons, and electrons does a neutral atom of calcium have?
1. 1 answer
2. asked by Levi
3. 927 views
I had to make up questions using the past tense of decir,querer, hacer1. ¿Qué dijo el doctor ayer? 2. ¿Qué hicieron los
1. 1 answer
2. asked by Mia
3. 917 views
There are nine points on a piece of paper. No three of the points are collinear. How many different triangles can be formed by
1. 1 answer
2. asked by Nichole
3. 916 views
A microscope that uses lenses and objectives to magnifying is the______a. compound light microscpe b. scanning electron
1. 3 answers
2. asked by Lauren
3. 905 views
A bolt secured to a bridge is being acted upon by forces being exerted by two cables attached to the bolt. The force vector for
1. 1 answer
2. asked by John
3. 876 views
Most members of congress are:A. concerned with national issues,but even more concerned with local ones. B. controlled by
1. 6 answers
2. asked by Calvin
3. 875 views
I have to find the missing value to the nearest hundreth for Cos__=9/20Help please
1. 0 answers
2. asked by Cindy
3. 874 views
A car of mass 1550 kg is travelling at 75.0 km/h on a dry horizontal concrete surface when the driver applies the brakes licking
1. 2 answers
2. asked by Kobz
3. 860 views
"I<Clicker 2 is a useful tool in educational settings. Many universities have begun using I<Clicker 2 to capture student
1. 0 answers
2. asked by Anonymous
3. 859 views
Demonstrating PerseveranceI show perseverance when I study and work hard to raise my grade and never give up. My biggest goal is
1. 4 answers
2. asked by Lauren
3. 856 views
An anthropologist might argue that the ruby slippers worn by Dorothy(Judy Garland) in the movie the Wizard of Oz would bring a
1. 1 answer
2. asked by TAYLOR M B
3. 854 views
A 975-kg car accelerates. The magnitude of the average net force acting on the car is 3478 N, what is the acceleration of the
1. 1 answer
2. asked by cheryl
3. 844 views
Calculate the position of the center of mass of the following pairs of objects. Use acoordinate system where the origin is at
1. 1 answer
2. asked by Lindsay
3. 840 views
How much centripetal force is needed to keep a 0.20 kg ball on a 1.50 m string moving in a circular path with a speed of 3.0
1. 1 answer
2. asked by Anonymous
3. 839 views
What is the DERIVATIVE of:ln x^2 * ln 6 -(product rule)
1. 4 answers
2. asked by iain
3. 826 views
The major function of congress:is it. to inform the people or enact legislation.
1. 5 answers
2. asked by Calvin
3. 825 views
For a 3-person relay race, a coach can choose from 4 of his top runners.how many different 3- person teams can he choose ? Use
1. 2 answers
2. asked by Tais
3. 814 views
a ball is thrown downward from the too of 110 ft bldg with an initial velocity of 14ft per second. the height of ball h after t
1. 1 answer
2. asked by kai
3. 806 views
1. What if I ran for Congress?2. What if I run for Congress? 3. What if you were very rich? 4. What if you are very rich? 5.
1. 1 answer
2. asked by rfvv
3. 797 views
A group gathering for a marriage ceremony provides an example of which supernatural function?a)the euphoric function b)the
1. 2 answers
2. asked by TAYLOR M B
3. 797 views
the admissions policy at a certain university requires that incoming students score in the upper 20% on a standardized test. if
1. 1 answer
2. asked by Anonymous
3. 783 views
Write a 300 - 400 word essay explaining the advantages and disadvantages of international trade. Some possible areas to use are
1. 3 answers
2. asked by LeWeane
3. 781 views
A force of 50 pounds acts on an object at an angle of 45°. A second force of 75 pounds acts on the object at an angle of -30°.
1. 1 answer
2. asked by Cam
3. 768 views
A lead ball, with an initial temperature of 25.0oC, is released from a height of 119.0 m. It does not bounce when it hits a hard
1. 1 answer
2. asked by Olivia
3. 767 views
What does this mean when I have to discuss a time of your life when I demomstrated perseverance?????This is a journal entry
1. 3 answers
2. asked by Lauren
3. 765 views
I don't quite understand Cartesian equations. I am told toEliminate the parameter to find a cartesian equation of the curve. X=
1. 2 answers
2. asked by Daniel
3. 757 views
Dionne can run around a circular track in 120 seconds. Basha, running in the opposite direction as Dionne, meets Dionne every 48
1. 0 answers
2. asked by Nichole
3. 746 views
Can you help me figure this?The area of a rectangle is 14 square meters. Find the length and width of the rectangle if it's
1. 1 answer
2. asked by shyloh
3. 746 views
A lead ball, with an initial temperature of 25.0oC, is released from a height of 119.0 m. It does not bounce when it hits a hard
1. 0 answers
2. asked by Olivia
3. 743 views
(Airplane & Radar) An airplane is flying (horizontally) at the height of 6 km on a flight path that will take itdirectly over a
1. 1 answer
2. asked by math
3. 737 views
two equal squares, ABCD and DEFG, have the vertex D in common. The angle between the two squares is 60 degrees: what is the
1. 1 answer
2. asked by Anonymous
3. 733 views
Assume that 150 scores are normally distributed with a mean of 92 and a standards deviation of 11.5WHat percentage of the scores
1. 1 answer
2. asked by Betty
3. 693 views
1)When Regardless of what the ministry of love did to you what one thing according to Winston could they never do in the book
1. 1 answer
2. asked by lara
3. 693 views
can anyone answer these questions i have to say all of them tomorrow in spanish.1. ¿Cuántos estudiantes hay en la clase de
1. 1 answer
2. asked by Annie
3. 693 views
Monica has 8 more 3 times the number of marbles Regina has. If Regina has r marbles, how many does Monica have?__________
1. 2 answers
2. asked by Maryam
3. 687 views
a 3'' times 5'' photo is enlarged so that the length of the new photo is 7 inches. what is the width of the new photo?
1. 1 answer
2. asked by icabob
3. 683 views
If y = 2x - 1 and (3, 5) and (4, 7) are part of the pattern then what is the y coordinate of (5, __ )?Answers available in ...
1. 1 answer
2. asked by Anonymous
3. 663 views
How many grams of chlorine gas could be produced by the decomposition of 58.5g of sodium chloride according to the following
1. 1 answer
2. asked by Jenna
3. 662 views
If 3x^2-2y^2=4xy + 20, find the point(s) at which the graph from Problem 28 has vertical tangents. I found that dy/dx=
1. 2 answers
2. asked by W
3. 660 views
"Out of spite, the human being pretended not to believe that it was Snowball who had destroyed the windmill…The animals knew
1. 6 answers
2. asked by Ali
3. 649 views

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