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Questions Asked on December 4, 2012

Shortly before the Russian Revolution, an eccentric man named Rasputin became ______as the "mad monk." Because he dressed like a
1. 22 answers
2. asked by brad
3. 14,661 views
If the coefficient of kinetic friction between a 35 kg crate and the floor is 0.30, what horizontal force is required to move
1. 1 answer
2. asked by Henry
3. 11,440 views
Balance the following equation for a half reaction that occurs in acidic solution. Use e– as the symbol for an electron.Mo^3+
1. 1 answer
2. asked by Anonymous
3. 7,591 views
One pipe fills a storage pool in 20 hours. A second pipe fills the same pool in 15 hours. when a third pipe is added and all
1. 3 answers
2. asked by sam
3. 7,397 views
Peter has 1200 yards of fencing to enclose a rectangular area. Find the dimensions of the rectangle that maximize the enclosed
1. 6 answers
2. asked by Jane
3. 5,971 views
Archimedes purportedly used his principle to verify that the king's crown was pure gold, by weighing the crown while it was
1. 1 answer
2. asked by Victor
3. 5,925 views
how do i simplify (secx - cosx) / sinx?i tried splitting the numerator up so that i had (secx / sinx) - (cosx / sinx) and then i
1. 1 answer
2. asked by v
3. 5,816 views
In 6 hours,an experienced cook prepares enough pies to supply a local restaurant's daily order. Another cook prepares the same
1. 1 answer
2. asked by sam
3. 5,415 views
Look at the numbers 13, 15, 19, 25,.... Describe the pattern and how can you find the next tow numbers.
1. 11 answers
2. asked by Vershawn
3. 5,385 views
PROBLEM SOLVING 1: "ANDREA'S SOFTWARE BUSINESS"I. Complete the following table: DO THE MATH Data Number of Programs Total Fixed
1. 2 answers
2. asked by Timithy
3. 5,069 views
Water falls from a height of 84 m. Assuming that all the energy is converted into heat, the rise in temperature of water will be
1. 4 answers
2. asked by Salem
3. 5,043 views
Converting sunlight to electricity with solar cells has an efficiency of 15%. It's possible to achieve a higher efficiency
1. 3 answers
2. asked by Anonymous
3. 4,824 views
In 2 minutes, a conveyor belt moves 300 pounds of recyclable aluminum from the delivery truck to a storage area. A smaller belt
1. 4 answers
2. asked by David
3. 4,507 views
Diana has 520 yards of fencing to enclose a rectangular area. Find the dimensions of the rectangle that maximize the enclosed
1. 1 answer
2. asked by Cathy
3. 4,337 views
An elevator lifts a total mass of 1.1 x 10^3 kg, a distance of 40 m in 12.5s. How much power does the elevator demonstrate?
1. 1 answer
2. asked by Taylor
3. 4,205 views
Which of the following is not a response to the Stamp Act?
1. 8 answers
2. asked by kid
3. 4,098 views
The normal boiling point of bromine (Br2) is 58.8°C, and its molar enthalpy of vaporization is ΔHvap = 29.6 kJ/mol.Calculate
1. 2 answers
2. asked by Josh G.
3. 3,869 views
a 325ml sample of air is at 720 torr and 30.0 degrees Celsius. what volume will this gas occupy at 800 torr and 75.0 degrees
1. 2 answers
2. asked by Gurjot
3. 3,373 views
A 46% efficient device uses chemical energy to generate 570J of electric energy.1. How much chemical energy is used? 2. A second
1. 2 answers
2. asked by Anonymous
3. 3,345 views
graph the inequality...y > –5x + 3 I need help to know how to graph this - unsure how and I have to choose between 4 graphs
1. 5 answers
2. asked by Deborah
3. 3,138 views
A radio station uses broadcasting at 600 kHz. What is the wavelength of the signals emitted by the station (speed of light
1. 1 answer
2. asked by Salem
3. 2,931 views
The quotient of a number and 3, minus 1, equals 5/3. Find the number.
1. 3 answers
2. asked by sam
3. 2,749 views
A magic number is the name given to certain numbers of protons or neutrons that have a high correlation to stability in nuclei.M
1. 1 answer
2. asked by michelle
3. 2,523 views
Aidan has $7565 in his checking account. He invests $5000 of it in an account that earns 3.5% intersest compounded continuously.
1. 2 answers
2. asked by Student09
3. 2,501 views
Find the parametric equations for the line of intersection of the planes x+y+z=3 and x-y+2z=2I took the cross product of the 2
1. 3 answers
2. asked by Mackenzie
3. 2,488 views
A pilot can fly an MD-11 2160 miles with the wind in the same time she can fly 1920 miles against the wind. If the speed of the
1. 1 answer
2. asked by val
3. 2,483 views
The marginal cost of a product can be thought of as the cost of producing one additional unit of output. For example, if the
1. 1 answer
2. asked by kristina
3. 2,334 views
A pilot can travel 400 miles with the wind in the same amount of time as 336 miles against the wind. Find the speed of the wind
1. 1 answer
2. asked by justin
3. 2,276 views
integral (4x^2-3x+2)/(4x^2-4x+3) dx
1. 1 answer
2. asked by Anonymous
3. 2,235 views
A 10 ohm resistor and a 20 ohm resistor are connected in parallel. What is the equivalent resistance of this setup?
1. 1 answer
2. asked by Anonymous
3. 2,207 views
Draw a diagram of the Born-Haber cycle for potassium bromide. Include labels (DHf,DHSub, DHVap, DHI.E., DHE.A., DHL.E, etc.) of
1. 2 answers
2. asked by Jerett
3. 2,124 views
if tangent to the curve y=2sinx +sin2x are drawn at p(x=60degree) then find the area of the quadrilateral formed by the tangent
1. 3 answers
2. asked by Anamika
3. 2,045 views
ms. sue i post question about story identities. i not get what it mean when it say what it mean to have identity?also the first
1. 12 answers
2. asked by Mohammad
3. 2,005 views
Aluminum reacts with excess copper(II) sulfate according to the unbalanced reactionAl(s) + CuSO4(aq) −→ Al2(SO4)3(aq) +
1. 1 answer
2. asked by Anonymous
3. 1,989 views
A 9.0 m uniform beam is hinged to a vertical wall and held horizontally by a 5.0 m cable attached to the wall 4.0 m above the
1. 1 answer
2. asked by toby
3. 1,943 views
Approximate the square root to the nearest hundredthsquare root of 155 12. 449 (that's the square root of 155) 12.450 (i round
1. 9 answers
2. asked by Laruen
3. 1,844 views
Three times the reciprocal of a number equals 9 times the reciprocal of 6. Find the number.
1. 1 answer
2. asked by David
3. 1,785 views
What is the ratio of the wavelength of visible light of wavelength600 nm to that of an FM radio wave of frequency 100 MHz? c =
1. 2 answers
2. asked by Amy
3. 1,660 views
a merry-go-round has a radius of 20 ft has a duration per ride of 15 revolutions. How far does a person travel who rides on the
1. 1 answer
2. asked by Mitchell
3. 1,594 views
An airplane flew 1500 miles in 2.5 hours. How many kilometers is this per hour
1. 4 answers
2. asked by mike
3. 1,593 views
A box with a weight of 22N falls through the air with a wind resistance of 14N, what is the mass of the box and the acceleration
1. 1 answer
2. asked by Mac
3. 1,582 views
The diagonals of a trapezoid are perpendicular and have lengths 8 and 10. Find the length of the median of the trapezoid.I don't
1. 7 answers
2. asked by Knights
3. 1,569 views
An "energy bar" contains 19g of carbohydrates. If the energy bar was his only fuel, how far could a 68kg person walk at 5km/hr ?
1. 1 answer
2. asked by Anonymous
3. 1,488 views
the pressure of hydrogen gas in a constant volume cylinder is 4.25atm at 0 degrees celsius. what will the pressure be if the
1. 1 answer
2. asked by Gurjot
3. 1,467 views
A force of 310 N is applied horizontally to a crate in order to displace the crate 45.0 m across a level floor at a constant
1. 1 answer
2. asked by Casey
3. 1,466 views
1.Which climate region dominates most of Northern Africa? (1 point) humid continental highland tundra arid 2. What kind of storm
1. 20 answers
2. asked by Delilah
3. 1,448 views
A car of mass 1200kg starts from rest, accelerates uniformly to a speed of 4.0 meters per second in 2.0 seconds and continues
1. 2 answers
2. asked by Ken
3. 1,443 views
A jar contains 2 red marbles,6 blue marbles,4 white marbles, and 12 black marbles. What is the ratio of white marbles to all
1. 3 answers
2. asked by Ana
3. 1,436 views
21) A 46 kg skater is standing still in front of a wall. By pushing against the wall she propels herself backward with a
1. 1 answer
2. asked by Bill
3. 1,404 views
A child sits on a swing supported by ropes of length 3.0 m. With what frequency will she need to apply the driving force to
1. 1 answer
2. asked by jad
3. 1,392 views
What percentage of the world's earthquakes and active volcanoes occur on the "Ring of Fire"?1) *10% 2) *20% 3) *50% 4) *80% My
1. 16 answers
2. asked by !!!!Please Answer Ms.Sue The Real One!!!!
3. 1,376 views
A force of 40 N is required to start a 5 kg box moving across a horizontal concrete floor. (a) What is the coefficient of static
1. 0 answers
2. asked by Harry
3. 1,362 views
Assume that you are the president of Gaslight Company. At the end of the first year (December 31, 2011) of operations, the
1. 0 answers
2. asked by Anonymous
3. 1,360 views
For the hydrogen atom where Rh=2.18*10^-18 J, the wavelength of the transition from the ground state to the n=3 state is_____?
1. 1 answer
2. asked by chironjit
3. 1,352 views
Find a30 -a20 for the AP a, a+d, a+2d, a+3d........
1. 2 answers
2. asked by Meenakshi
3. 1,347 views
Find the numerator for the equivalent fraction.4/9 = ? / 63
1. 1 answer
2. asked by Anonymous
3. 1,340 views
A small child has a wagon with a mass f 10 kilograms (KG). The child pulls on the wagon with a force of 2 newtons (N). What is
1. 2 answers
2. asked by Bri
3. 1,330 views
_The_Natural_Base_e_An accident in 1986 at the Chernobyl nuculear plant in the Ukraine released a large amount of plutonium
1. 1 answer
2. asked by Student09
3. 1,308 views
What grammatical structure is the italicized portion of the sentence?Although her personality had not changed at all, Megan
1. 1 answer
2. asked by RayRay
3. 1,297 views
Which ordered pair is a solution of the inequality?y ¡Ý 4x ¨C 5 A(3, 4) B(2, 1) C(3, 0) D(1, 1) I think it is C?
1. 2 answers
2. asked by Deborah
3. 1,291 views
A thin, light horizontal string is wrapped around the rim of a 4.00-kg solid uniform disk that is 30.0 cm in diameter. A box is
1. 1 answer
2. asked by toby
3. 1,278 views
An object in equilibrium has three forces exerted on it. A 30 N force acts at 90° from the x axis and a 48 N force acts at
1. 0 answers
2. asked by Mat
3. 1,267 views
Which of the changes will form more CaCO3 (more moles CaCO3)?CO2 + Ca(OH)2=CaCO3 +H2O delta H =-113kJ Write and explain if
1. 0 answers
2. asked by Akira 8
3. 1,263 views
Emma receives $7750 and invests it in an account that earns 4% interestcompounded continuously. What is the total amount of her
1. 1 answer
2. asked by Student09
3. 1,261 views
A population of animals oscillates annually from a low of 1300 on January 1st to a high of 2200 on July 1st, and back to a low
1. 1 answer
2. asked by Alex
3. 1,244 views
For a particular redox reaction NO is oxidized to NO3^– and Cu^2+ is reduced to Cu. Complete and balance the equation for this
1. 2 answers
2. asked by dr. bob rocks
3. 1,238 views
Hi Steve,You helped me with a question earlier today about finding surface area of a triangular prism with the base being an
1. 1 answer
2. asked by Cherie
3. 1,234 views
Is the following question correctIt took a lot of planning, time, and energy to lay the track for the trans-continental
1. 1 answer
2. asked by mom
3. 1,219 views
Please help i really need help!! Celine wants to know the width of the pond. She drew the diagram shown below and labeled it
1. 2 answers
2. asked by Anonymous
3. 1,217 views
in a lab experiment, 133mL of gas was collected over water at 24 degrees Celsius and 742 torr. Calculate the volume that the dry
1. 1 answer
2. asked by Gurjot
3. 1,216 views
A 0.286g sample of Zn was used to produce H2(g)by the reaction.Zn(s)+ 2HCl(aq)> ZnCl2(aq) + H2(g) The barometric pressure was
1. 1 answer
2. asked by joann
3. 1,211 views
A train sounds its horn as it approaches an intersection. The horn can just be heard at a level of 53 dB by an observer 11 km
1. 1 answer
2. asked by Anonymous
3. 1,211 views
Given θ = arcsin (tan45°) find the exact degree measure of θ without usiing calculator.
1. 1 answer
2. asked by TRIGONOMETRY
3. 1,210 views
which three of the most important sociological thinkers and use those ideas to explain the Senge, Hawken et al, and Kemmis
1. 0 answers
2. asked by mel
3. 1,198 views
Can you check my answers please?1. What continents touch the 60 degrees W line of longitude? North America and South America,
1. 1 answer
2. asked by Reed
3. 1,188 views
write each fraction as a whole number or mixed number.24/8 18/5 21/6
1. 1 answer
2. asked by matthew`
3. 1,188 views
INTEGRATION BY PARTS...1) e^5t sin 3t dt 2) xe^3x dx 3) x sec^2 x dx **anybody can help me for this question?
1. 1 answer
2. asked by kchik
3. 1,183 views
Read the sentences Then rewrite each possessive noun correcting its use of the apostropheMoms' purse is on the hall table Mom's
1. 5 answers
2. asked by Jerald
3. 1,169 views
1. Use the Van der Waals equation to calculate the pressure exerted by 1.00 mol of Cl2; in 22.41 L at 0.0 degrees C. The
1. 0 answers
2. asked by Jayden
3. 1,169 views
Predict whether the following bonds are ionic, covalent, or polar covalent based onthe bonding atoms electronegativities: N2 The
1. 1 answer
2. asked by Lisa
3. 1,139 views
Qu'est-ce que tu utilises quand il fait chaud?Qu'est-ce que tu n'utilises pas si tu as froid? Quand il fait froid, qu'est-ce
1. 3 answers
2. asked by Roscoe
3. 1,137 views
Early skeptics of the idea of a rotating Earth said that the fast spin of Earth would throw people at the equator into space.
1. 0 answers
2. asked by Caleb
3. 1,134 views
A volume of 122mL of argon, Ar, is collected at 50 degrees Celsius and 758 torr. What does this sample weigh?
1. 2 answers
2. asked by Gurjot
3. 1,129 views
A person exerts a force of 12.0 N on the end of a door 65.0 cm wide. What is the magnitude of the torque (in newton-meters) if
1. 2 answers
2. asked by Tori
3. 1,112 views
i need help how to cook an cake
1. 3 answers
2. asked by YOLANDA MATEOS
3. 1,106 views
What's the lewis dot structure for CH2Cl2 ??
1. 1 answer
2. asked by billnyetho
3. 1,105 views
Prove that in any triangle ABC, the median from A to the segment joining the midpoints of AB and AC bisect each other.
1. 0 answers
2. asked by Delia
3. 1,104 views
wave speed:the violin is a four stringed instrument tuned so that the ratio of the frequencies of adjacent strings is 3:2. (This
1. 0 answers
2. asked by zoe
3. 1,102 views
A black bordering Sapphire St. is a right triangle. You start walking around the block, taking 125 paces on sapphire st. and 102
1. 0 answers
2. asked by Lelouch
3. 1,100 views
A long, straight wire lies on a horizontal table and carries a current of 3.05 µA. In a vacuum, a proton moves parallel to the
1. 0 answers
2. asked by Anonymous
3. 1,061 views
what is the nickel ion concentration in a solution prepared by mixing 337ml of 0.430M nickel nitrate with 387ml of 0.251M sodium
1. 1 answer
2. asked by sa
3. 1,057 views
For a helium atom containing two protons, two neutrons and two electrons:A)Calculate the first energy
1. 0 answers
2. asked by chanty
3. 1,047 views
Aluminum has a resistivity of 2.7*10-8 Ùm. What would be the resistance of 100 m of aluminum wire with a cross-sectional area
1. 1 answer
2. asked by Anonymous
3. 1,042 views
similes
1. 1 answer
2. asked by david
3. 1,042 views
Why does I2 have a higher boiling point than F2? And why does NH3 have a higher boiling point than PH3?
1. 1 answer
2. asked by Jeremy
3. 1,042 views
You dissolve 20.0 gms of sucrose (sugar) in 200 mL of ethanol 20ºC (density of ethanol at 20ºC is 0.789 gm/ml). What is the
1. 1 answer
2. asked by T
3. 1,041 views
a firm expects to sell 25000 units of its products at $11.00 p/unit. pretax income is predicted to be $60,000. if the variable
1. 0 answers
2. asked by manuel
3. 1,039 views
what is the question to usa studies weekly 9
1. 5 answers
2. asked by katie
3. 1,035 views
. Folding a Pyramid - A pyramid with a square base and four faces,each in the shape of an isosceles triangle, is made by cutting
1. 0 answers
2. asked by Paige
3. 1,034 views
A villager Itwaari has a plot of land of the shape of a quadrilateral. The Gram Panchayat of the village decided to take over
1. 0 answers
2. asked by swati
3. 1,028 views

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