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Questions Asked on September 24, 2010

find the value value of Xm<AOB=4x-2, m<BOC=5x+10 m<COD=3x-8
1. 3 answers
2. asked by lilboo
3. 6,153 views
A rock is dropped from rest into a well. The sound of the splash is heard 2.40 s after the rock isreleased from rest. (a) How
1. 2 answers
2. asked by JULIET
3. 5,946 views
The length of a rectangular floor is 2 feet more than its width. The area of the floor is 168 square feet. Kim wants to use a
1. 2 answers
2. asked by Anonymous
3. 4,805 views
If you are in downtown Chicago and facing north, what direction would you go to reach Lake Michigan? I am pretty good with
1. 9 answers
2. asked by Reed
3. 3,592 views
what is the difference between a basic bunsen burner and the tirrll burner
1. 1 answer
2. asked by christine
3. 3,328 views
1. In the 30 day month of April, for every three days it rained, there were two days it did not rain. The number of days in
1. 4 answers
2. asked by Leslie
3. 3,299 views
a driver in a car traveling at a speed of 21.8 m/s sees a cat 101m away on the road. How long will it take for the car to
1. 3 answers
2. asked by vanessa
3. 2,792 views
A student bikes to school by traveling first d_N = 1.10 {miles} north, then d_W = 0.500{miles} west, and finally d_S = 0.200
1. 2 answers
2. asked by Lacey
3. 2,391 views
Teaneck High had an enrollment of 11040 in 1985 and an enrollment of 12100 in year 1998. What is the predicted enrollment of
1. 1 answer
2. asked by Maddy
3. 2,250 views
Simplify by removing factors of 1. (r^2-64)/(r+8)^2
1. 3 answers
2. asked by Sabrina
3. 2,148 views
At 1 pm two trains, traveling toward each other leave from towns that are 312 km apart. One train averages at most 82km/h and
1. 3 answers
2. asked by Liana
3. 2,120 views
Calculate the value of the following in exponential form, using standard scientific or "e" notation (for example, 105 = 1.05e2).
1. 4 answers
2. asked by help?
3. 2,113 views
the bar and graph shows the number of students by major in the college of arts and sciences. What is the ratio of history majors
1. 4 answers
2. asked by m
3. 2,089 views
When 83.1 moles of calcium acetate are dissolved in enough water to make 580 milliliters of solution, what is the molarity of
1. 2 answers
2. asked by Cheyenne
3. 1,705 views
Solve Calculate the grams of carbon of 77.7 g of propane?
1. 2 answers
2. asked by Corshaney
3. 1,672 views
In an arithmetic series, the terms of the series are equally spread out. For example, in1 + 5 + 9 + 13 + 17, consecutive terms
1. 1 answer
2. asked by Cennie
3. 1,671 views
Twenty students randomly assigned to an experimental group receive an instructional program; 30 in a control group do not. After
1. 2 answers
2. asked by Anonymous
3. 1,624 views
How has climate change impacted the biodiversity around coral reefs?
1. 3 answers
2. asked by sarah
3. 1,614 views
a shopper in a supermarket pushes a cart with a force of 35 n directed at an angle of 25 downward from the horizontal. the force
1. 1 answer
2. asked by physics help please!!!
3. 1,557 views
nitroglycerin (used medically as a vasodilator to treat heart conditions): {\rm C} 15.87\% {\rm H} 2.22\% {\rm N} 18.50\% {\rm
1. 3 answers
2. asked by Anonymous
3. 1,532 views
. A company is considering installing new machines to assemble its products. The company is considering two types of machines,
1. 2 answers
2. asked by jessika
3. 1,527 views
If D is the midpoint of AC, is the midpoint of AB,and BD = 12 cm, what is the length of AB ? Would AB=24 Cm?Thanks
1. 2 answers
2. asked by Shadow
3. 1,425 views
A horizontal pipe 17.00 cm in diameter has a smooth reduction to a pipe 8.50 cm in diameter. If the pressure of the water in the
1. 3 answers
2. asked by flame
3. 1,378 views
Use the double angle identities to find sin2x if sinx= 1/square of 17 and cosx<0 . Give exact answer.
1. 3 answers
2. asked by conner
3. 1,378 views
A pulley is massless and frictionless. 3 kg, 2 kg, and 6 kg masses are suspended. What is the tension T1 in the string between
1. 1 answer
2. asked by Genevieve
3. 1,362 views
When 0.046 moles of lead(II) nitrate are dissolved in enough water to make 485 milliliters of solution, what is the molar
1. 1 answer
2. asked by Cheyenne
3. 1,332 views
A jet takes the same time to travel 2500km with the wind as it does to travel 1900 km against the wind. If its speed relative to
1. 1 answer
2. asked by lee
3. 1,321 views
A hot-air balloon is descending at a rate of 1.5 when a passenger drops a camera.If the camera is 41 above the ground when it is
1. 1 answer
2. asked by ju
3. 1,291 views
joshua is raising fruit flies for science project at the begining of the first day he had 4fruit flies his fruit flies double in
1. 2 answers
2. asked by e
3. 1,279 views
A sample of air contains 21.9ìg/m3 of beryllium dust. How many atoms of beryllium are present in a room with dimensions of 8
1. 1 answer
2. asked by Cheyenne
3. 1,266 views
When you link a worksheet and a chart in a businessreport as well as on a slide, which Microsoft Office applications are
1. 6 answers
2. asked by saint
3. 1,219 views
Calculate the molality of acetone in an aqueous solution with a mole fraction for acetone of 0.235. Answer in units of m.
1. 1 answer
2. asked by Cheyenne
3. 1,171 views
How many amps of current does a 1,000 watt hair dryer draw on a 110 volt line?
1. 0 answers
2. asked by carolyn
3. 1,169 views
It takes 56 mL of 0.124 M KOH to neutralize 45.4 mL of H2SO4 solution. What is the concentration of the H2SO4 solution? Answer
1. 1 answer
2. asked by Cheyenne
3. 1,148 views
1)a region is an area that has...a)one or more common features b)no ppl livin in it c)few physical features d)set physical
1. 7 answers
2. asked by ???????????????
3. 1,139 views
How many grams of sucrose (C12H22O11) must be dissolved in 60 g water to make a solution in which the mole fraction of sucrose
1. 1 answer
2. asked by Cheyenne
3. 1,128 views
I posted a few questions and then went back and posted how I thought they were supposed to be answered. Could someone please
1. 5 answers
2. asked by Sabrina
3. 1,109 views
So we just started reading Beowulf at school and we're around ch 8. Our question to answer was Whose account of Beowulf and
1. 0 answers
2. asked by Leanna
3. 1,060 views
a cubic piece of uranium metal (specific eat capacity= .117 J/g degree celcius) at 200.0 degrees celcius is droped into 1.00 L
1. 2 answers
2. asked by Sarah
3. 1,059 views
Could you please help me explain the research methodologies used in sociology as an individual pastime?
1. 1 answer
2. asked by Kimberly
3. 1,058 views
What volume of 0.105 M HNO3, in milliliters, is required to react completely with 1.40 g of Ba(OH)2?2 HNO3(aq) + Ba(OH)2(s)
1. 1 answer
2. asked by Noelle
3. 1,055 views
I included the answers below but i don't know if my answers are correct please send me your opinions. thanks1. Hospitals that
1. 1 answer
2. asked by mielchie
3. 1,032 views
consider a square and a regular pentagon. one side of the square is 6 feet longer than a side of the pentagon, and the figures
1. 3 answers
2. asked by ???
3. 1,031 views
The pH of a 0.175 M aqueous solution of a weak acid is 3.52. What is Ka for this acid ?
1. 1 answer
2. asked by Anonymous
3. 1,027 views
what is 3m/m (fraction), Written as a mixed fraction
1. 1 answer
2. asked by Kathleen
3. 1,025 views
Substances A and B with the same mass and the same initial temperature absorb the same amount of heat energy. The final
1. 1 answer
2. asked by Kelly
3. 1,016 views
Solve the system of equations by an algebraic method. Leave answer in exact form.4x² - 7y² = 21 x² + 2y² = 99
1. 1 answer
2. asked by Neil
3. 997 views
Write an equation of the line satisfying the given conditions in stand form. Ax+By=CHow would you do this? m=2 and contains
1. 2 answers
2. asked by Ryan
3. 981 views
:Jim Kim Mim and Tim all went fishing. They each caught one fish. They measured each fish to the nearest inch and weighed them
1. 1 answer
2. asked by Jeremy
3. 971 views
10. Which of the following events is an example of situational irony in "R.M.S. Titanic"?a. Although the Californian is the ship
1. 1 answer
2. asked by mysterychicken
3. 962 views
A force of 23.52 N pushes and pulls to blocksas shown in the figure below. The vertical contact surfaces between the two blocks
1. 4 answers
2. asked by Genevieve
3. 960 views
A model rocket is launched upward with an initial speed of 50 m/s. It accelerates with a net constant upward acceleration of 2.0
1. 1 answer
2. asked by Mark
3. 940 views
An elevator with a weight of 27.9 kN is given an upward acceleration of 1.46 m/s2 by a cable.(a) Calculate the tension in the
1. 1 answer
2. asked by harrypotter
3. 938 views
The imaginary number i is defined such that i2 = –1. What does i + i2 + i3 + ... + i23 equal?
1. 1 answer
2. asked by Cennie
3. 933 views
A sample of KOH is dissolved into 100.0 grams of water in a coffee cup calorimeter. if the dissolution produces 6.45 kJ of heat
1. 1 answer
2. asked by Sarah
3. 928 views
For each of the following, the Surface Area is given. Calculate the missing dimension.This is a rectangular prism with the width
1. 3 answers
2. asked by Anonymous
3. 928 views
If you’re aerobically fit, you canA. quit your normal exercise routine without any negative effects. B. sustain a regular
1. 1 answer
2. asked by Crystal
3. 926 views
find the rate of change of the distance between the origin and a moving point on the graph of y=x^2+2 if ds/dt=5 centimeters per
1. 2 answers
2. asked by norma
3. 917 views
The problem to solve is:(x+20)(x-12)(x+4)>0 but I can't figure out how to do this right so I left off the >0 and tried to solve
1. 2 answers
2. asked by Sabrina
3. 909 views
A sample of 7.52 grams of Na OH is dissolved into 675 mL of aqueous M NaOH (assume no volume change). This solution is then
1. 3 answers
2. asked by Cheyenne
3. 908 views
Andy (mass 80 kg) uses a 3.0 m long rope to pull Bob (mass 60kg) across the floor (uk= .2) at a constant speed of 1.0 m/s. Bob
1. 1 answer
2. asked by Will
3. 908 views
For OCTANE, what is the ratio of Carbon atoms to Hydrogen atoms in a molecule?It's specified that Octane undergoes complete
1. 1 answer
2. asked by kelly
3. 905 views
i need 9 learning experiences that will promote physical cognitive and creative learning
1. 5 answers
2. asked by Anonymous
3. 898 views
Soybean meal is 16% protein and cornmeal is 9% protein. How many pounds of each should be mixed to get a 350-lb mixture that is
1. 1 answer
2. asked by Anonymous
3. 880 views
Henrietta is going off to her physics class, jogging down the sidewalk at a speed of 4.20 . Her husband Bruce suddenly realizes
1. 3 answers
2. asked by nizyy
3. 861 views
What are some bad things on Earth ?
1. 1 answer
2. asked by amoura
3. 856 views
I included the answers below but i don't know if my answers are correct please send me your opinions. thanks1.By creating a
1. 1 answer
2. asked by mielchie
3. 855 views
The suspended 2.29 kg mass on the right is moving up, the 1.3 kg mass slides down the ramp, and the suspended 7.7 kg mass on the
1. 0 answers
2. asked by Genevieve
3. 850 views
A 33.5 kg person stands on a 67 kg platform.He pulls on the rope that is attached to the platform via the frictionless
1. 1 answer
2. asked by Genevieve
3. 842 views
A military jet flies directly over and at a right angles to the straight line course of a commercial jet. The military jet is
1. 1 answer
2. asked by lee
3. 838 views
The best leaper in the animal kingdom is the puma, which can jump to a height of 12.4 ft when leaving the ground at an angle of
1. 2 answers
2. asked by asdfghjkl
3. 823 views
A 40.0g sample of an unknow, yellowish-brown, pure metal was heated to 62degrees Celcius and put into a coffee cup calorimeter
1. 2 answers
2. asked by Kelly
3. 794 views
An airplane flies 200 km due west from city A to city B and then 340 km in the direction of 35.0° north of west from city B to
1. 2 answers
2. asked by joe
3. 793 views
Predict how many electrons will most likely be gained or lost by each of the following elements.how do i know if they will lose
1. 1 answer
2. asked by Maria
3. 791 views
A military jet flies directly over and at a right angles to the straight line course of a commercial jet. The military jet is
1. 2 answers
2. asked by lee
3. 791 views
'In "It Can't Be Helped", the author describes how racial prejudice affected her early life. Identify the key event in the
1. 5 answers
2. asked by mysterychicken
3. 782 views
how many square 2''x2'' will cover an area that is 10ft x 20ft
1. 0 answers
2. asked by carolyn
3. 775 views
Sulfuric acid (H2SO4) is a very diprotic acid. If 0.046 moles of sulfuric acid is mixed with water to make 638 mililiter of
1. 3 answers
2. asked by Cheyenne
3. 761 views
what are shallow places in the ocean called
1. 1 answer
2. asked by melanie
3. 742 views
If an atom has 17 electrons and its mass number is 35, calculate the following: number of protons, atomic number, and number of
1. 2 answers
2. asked by johnathan
3. 732 views
When 0.078 moles of aluminum sulfate are dissolved in enough water to make 634 milliliters of solution, what is the molarity of
1. 1 answer
2. asked by Cheyenne
3. 732 views
The best leaper in the animal kingdom is the puma, which can jump to a height of 12.4 ft when leaving the ground at an angle of
1. 1 answer
2. asked by asdfghjkl
3. 730 views
There is an electric field at a certain point P, where initially there is no charge. A point-like object is placed at point P,
1. 1 answer
2. asked by Max
3. 729 views
Prove that there is a number that is exactly one more than its cube. (don’t solve just show there is one)Prove that the
1. 1 answer
2. asked by kelli
3. 729 views
A spherical water tank has a diameter of 10 feet. How much water does it hold when half full? (Use 3.14 for p)
1. 2 answers
2. asked by pie
3. 722 views
Solve by completing the squarex^2-18x=10 Could you please explain this process. I have read through the text over and over and I
1. 4 answers
2. asked by asd
3. 722 views
A HELICOPTER hovering above a forest fire dumps a large bucket of water. How far does the water fall in the first 3.0 secondst=3
1. 1 answer
2. asked by ANON
3. 720 views
A 40.0g sample of an unknow, yellowish-brown, pure metal was heated to 62degrees Celcius and put into a coffee cup calorimeter
1. 2 answers
2. asked by Kelly
3. 713 views
I have to write a 250 word essay in German. You are going to talk about a trip you took to all four German-speaking countries.
1. 5 answers
2. asked by Mara Selene
3. 713 views
ms Sue I was not sure how to do a response to you but my prior question was the following and you had answered to take the total
1. 1 answer
2. asked by m
3. 709 views
how many liters of a 14% alcohol solution must be mixed with 20 L of a 50% solution to get a 30% solution? Help!
1. 1 answer
2. asked by Micah
3. 708 views
What would be the monthly payment on a $90,000 mortgage at a rate of 7.5% interest for30 years?
1. 2 answers
2. asked by alisha
3. 705 views
'Consider both sides of an issue that has been debated in recent years: Should organized prayer be allowed in public schools?
1. 4 answers
2. asked by mysterychicken
3. 698 views
A) A partly full paint can has 0.747 U.S. gallons of paint left in it. What is the volume of the paint in cubic meters?I got the
1. 2 answers
2. asked by Em
3. 695 views
My original question: In a diploid organism with 2n=8, what is the probability that one of its gametes will contain only
1. 2 answers
2. asked by Axel
3. 694 views
Calculate the molality of CsCl in a 6% by mass aqueous solution. Answer in units of m.
1. 1 answer
2. asked by Cheyenne
3. 694 views
If 50 is the first number, what is the second number?
1. 2 answers
2. asked by Jack
3. 693 views
find the sum or difference. write the answer in simplest form.
1. 2 answers
2. asked by Anonymous
3. 690 views
Hi I have to write an essay that is due on Monday. However, English not being my second language I am having a hard time
1. 2 answers
2. asked by Amy
3. 687 views
Look at the line chart shown in Figure A-4. This line chart illustrates the monthly sales for acompany that sells music CDs.
1. 1 answer
2. asked by alisha s.
3. 672 views

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