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2012
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Questions Asked on May 29, 2012

Multiple Concept Example 9 provides background pertinent to this problem. The magnitudes of the four displacement vectors shown
1. 3 answers
2. asked by Sara
3. 13,258 views
The length of a sonometer wire AB is 100cmwhere should the two bridges be placed from A to divide the wire in 3 segments whose
1. 1 answer
2. asked by srikala
3. 8,526 views
Current is applied to a molten mixture of CuF, ZnCl2, and AlBr3.What is produced at the cathode? a)F2 b)Al c)Cu d)Zn e)Cl2 f)Br2
1. 6 answers
2. asked by George
3. 7,403 views
An aerialist on a high platform holds onto a trapeze attached to a support by an 8.0-m cord. (See the drawing.) Just before he
1. 2 answers
2. asked by Mark
3. 7,021 views
(a) Two microwave frequencies are authorized for use in microwave ovens: 900 and 2560 MHz. Calculate the wavelength of each.1 cm
1. 5 answers
2. asked by Amelia
3. 6,467 views
Here's the problem: In a load of 3/4 ton of steel rods, 1/8 are bent. How many tons of steel rods are bent?I don't know which
1. 5 answers
2. asked by Candy Corn 
3. 4,128 views
1. Explain the differencebetween ‘eutectic’ and ‘eutectoid’. 2. Explain the terms ‘hyper-‐ and hypoeutectoin
1. 2 answers
2. asked by asyraf help me urgent
3. 3,579 views
explain how a firm's production function is related to its marginal product of labor,how a firm's marginal product of labor is
1. 2 answers
2. asked by Alvin
3. 3,548 views
Which of the following statements about Maslow's needs hierarchy is correct?A. Esteem needs must be satisfied before one strives
1. 2 answers
2. asked by Amanda
3. 3,535 views
a mixture of 250g of water and 200g of ice at 0deg C is kept in a calorimeter which has a water equivalent of 50g. if 200g of
1. 3 answers
2. asked by ridhi
3. 3,518 views
9. Suppose an experimental population of amoeba increases according to the law of exponential growth. There were 100 amoeba
1. 3 answers
2. asked by Anonymous
3. 2,670 views
To protect her new two-wheeler, Iroda Bikebuys a length of chain. She finds that its linear density is 0.61 lb/ft. If she wants
1. 3 answers
2. asked by dell
3. 2,541 views
Ordinary glasses are worn in front of the eye and usually 2.00 cm in front of the eyeball. A certain person can see distant
1. 2 answers
2. asked by Kyle
3. 2,305 views
TV-reception antennas for VHF (channels 2 through 13) are constructed with cross wires supported at their centers, as shown in
1. 1 answer
2. asked by Amelia
3. 2,185 views
The region in the first quadrant enclosed by the coordinates axes, the line x=pi, and the curve y= cos(cosx) is rotated about
1. 2 answers
2. asked by Laura
3. 2,159 views
The graph of f(x)=(ax+b)/(x^2 - 5x + 4) has a horizontal tangent line at (2, -1). Find a and b
1. 1 answer
2. asked by Nevin
3. 1,991 views
A 15.0 g sample of an unknown compound is dissolved in 100.0 g of benzene. The boiling point is raised 2.67 oC above the boiling
1. 2 answers
2. asked by science girl
3. 1,806 views
Find the discontinuities of f(x)= ((x^2)+5x+6)/((x^2)-4)and categorize them as removable or non removable.
1. 2 answers
2. asked by Abby
3. 1,735 views
A recipe calls for 600mL of whole milk. How many cups of milk is that?
1. 1 answer
2. asked by Lourane
3. 1,599 views
Two cubes are rolled .both cubes are labelled 1 to 6.the number rolled are added.What is the probability of each out come ? a)
1. 2 answers
2. asked by Sam
3. 1,560 views
Find the volume or the solid generated by revolving around the region bounded by the graphs of the equations about line x=6.
1. 1 answer
2. asked by Christina
3. 1,482 views
1 ) If the mass of the Moon is 7.4 x 1022 kg and its radius is 1.74 x 106 m, compute the speed with which an object would have
1. 3 answers
2. asked by rachel
3. 1,482 views
An electric motor is rated to have a maximum power output of 0.72 hp. If this motor is being used to lift a crate of mass 188
1. 1 answer
2. asked by Alex
3. 1,414 views
Calculate the final pressure on the addition of 2.0 g He(g) to a vessel of 10.0 L fixed volume already containing O2(g) at 25°C
1. 2 answers
2. asked by Kelly
3. 1,396 views
Derive a formula for the molar mass of the solute in terms of the freezing point depression, deltaT, the freezing-point
1. 2 answers
2. asked by Robert
3. 1,378 views
Pretend you are wandering around an old house with a group of friends while your parents are away. One of your friends finds a
1. 1 answer
2. asked by Celest
3. 1,362 views
(3-4cos(2x)+cos(4x))/(3+4cos(2x)+cos(4x))=tan^6(x)
1. 3 answers
2. asked by Dg
3. 1,349 views
A golfer, standing on a fairway, hits a shot to a green that is elevated 5.33 m above where she is standing. If the ball leaves
1. 1 answer
2. asked by Hannah
3. 1,311 views
Indicate the type of method used to access data for the following:(a)Hard drive (b)Magnetic tape
1. 4 answers
2. asked by Nneka
3. 1,286 views
Jack is married to Jill. Their son, Junior, asked each of them to reveal their ages. Junior’s parents decided to tell him, but
1. 0 answers
2. asked by Erica
3. 1,281 views
The graduation cermoney lasted only two hours.What part of the sentence is lasted only two hours? A) verb B) compound verb C)
1. 2 answers
2. asked by Devin
3. 1,265 views
Complete and balance the following reaction, given that elemental rubidium reacts with elemental sulfur to form Rb2S?
1. 1 answer
2. asked by Lily
3. 1,252 views
A jet flying at 106 m/s banks to make a horizontal circular turn. The radius of the turn is 3810 m, and the mass of the jet is
1. 1 answer
2. asked by Hannah
3. 1,225 views
Which of the following is the balanced equation for this process?A. 2NH4NO3? 2N2 + O2 + 4H2O B. NH4NO3? N2 + 3O2 + H2O C.
1. 1 answer
2. asked by lalt
3. 1,204 views
Citizen's band (CB) radio utilizes frequencies between commercial AM and FM. What is the frequency of a 11.34 m wavelength CB
1. 2 answers
2. asked by Amelia
3. 1,190 views
why did California's request for statehood cause a crisis in congress?
1. 1 answer
2. asked by brooklyn
3. 1,165 views
Which is the correct direction of blood flow?a) right atrium --> right ventricle --> pulmonary artery b) right atrium --> left
1. 2 answers
2. asked by Anthony
3. 1,154 views
mike has an average of 89 on the five tests he has taken so far this semester. what grade must mike earn on the next test to
1. 2 answers
2. asked by keke
3. 1,138 views
9. Suppose an experimental population of amoeba increases according to the law of exponential growth. There were 100 amoeba
1. 1 answer
2. asked by Anonymous
3. 1,136 views
find the critical points, inflection points, the absolute minimum value of y, and the relative maximum points of y=x^4-3x^2+2
1. 1 answer
2. asked by Thomas
3. 1,129 views
Consider a tire at 35 Celcius filled with 32 psig of O2 instead of N2. Calculate the pressure in the tire at -18 celcius?Thanks!
1. 1 answer
2. asked by Frank
3. 1,115 views
if the swinging pendulum (pirate ship) swings on an arc with a radius of 10 meters, how much time does it take to swing through
1. 1 answer
2. asked by nikki
3. 1,113 views
Please guideme to which ones are wrong.. Thank youGrammar Part I: True or False 1. The following word group is a FRAGMENT: That
1. 6 answers
2. asked by Adriana
3. 1,093 views
Adrienne had a party at a local swimming pool. She spent fifty dollars for a pavilion and seven dollars per person for
1. 1 answer
2. asked by leya
3. 1,049 views
correct any erroes. Neither the players nor the coach agree with the referee’s call.
1. 2 answers
2. asked by ashley
3. 1,039 views
2. The length of time that it takes for a pendulum to make one complete swing depends on the length of the pendulum. The time in
1. 0 answers
2. asked by Jamie
3. 1,038 views
1) A box is sliding up an incline that makes an angle of 14.0 ° with respect to the horizontal. The coefficient of kinetic
1. 1 answer
2. asked by Hannah
3. 1,038 views
What coefficient of friction is required to stop a hockey puck sliding at 12.8 m/s initially over a distance of 66.5 m?
1. 1 answer
2. asked by Vladimyr
3. 990 views
which of the following cannot cause change in gene poola) mutation b) migration c) meiosis d) genetic drift
1. 0 answers
2. asked by star
3. 978 views
mass of crucible- 18.50gmass of crucible+hydrate- 19.50g mass of crucible+anhydrous salt 1st heating- 19.10g mass of
1. 1 answer
2. asked by Amanda
3. 976 views
What combination of atoms are involved in this compound? KClA.1 potassium atom and 2 chlorine atoms B.2 potassium atoms and 1
1. 2 answers
2. asked by lalt
3. 975 views
i know what hyperbole mean that be overexaggeration, but what be Hyperbole litotes?
1. 2 answers
2. asked by Mohammad
3. 933 views
ABCD is a trapezoid with median EF and bases AB and CD. AB = 18, EF = 28. Find CD
1. 2 answers
2. asked by matt
3. 923 views
What Were Characteristics of Renaissance Art?
1. 2 answers
2. asked by Sourdee
3. 906 views
a circular cylinder has a base with a radius of 7.5 cm. and a height of 12 cm. a rectangular prism has a square base and height
1. 2 answers
2. asked by Andrea
3. 897 views
Electromagnetic radiation having a 12.0 µm wavelength is classified as infrared radiation. What is its frequency?1 Hz i got
1. 1 answer
2. asked by Amelia
3. 894 views
An electric pole is supported to stand vertically on a level ground by a tight wire. The wire is pegged at a distance of 6
1. 1 answer
2. asked by Anonymous
3. 893 views
determine the values of x and y for which ABCD is a parallelogram. AB = 3x + 7, BC = y +8, CD = 5x + 1, DA = 2y - 3
1. 1 answer
2. asked by matt
3. 880 views
A portable CD player requires 12 volts to operate. A transformer allows the device to be powered from a 120-volt outlet. If the
1. 1 answer
2. asked by Justin
3. 877 views
. A random sample of 30 students obtained the following marks in a class test : (20)Test the hypothesis that their median score
1. 0 answers
2. asked by pushpa
3. 873 views
The route followed by a hiker consists of three displacement vectors , , and . Vector is along a measured trail and is 1060 m in
1. 0 answers
2. asked by jennifer
3. 868 views
Simplify each of the following:1. 16*(2^x)+2 2. 3[sqrt(x^1/4)*sqrt(x)/5*sqrt(x^2)] 3. ab^(2x+y)/a^x b^x
1. 1 answer
2. asked by noel
3. 862 views
Mike throws a ball upward & toward the east at a 20.0 angle with a speed of 51.0 . Nancy drives east past Mike at 15.0 at the
1. 1 answer
2. asked by keren
3. 859 views
draw conclusionsa conclusion is a decision you reach after thinking about facts and details you read. you can also use what you
1. 1 answer
2. asked by dw
3. 824 views
What decimal am I? My digit in the tenth place is twice my digit in the hundredths place.my digit in the hundredths place is
1. 1 answer
2. asked by Ron
3. 822 views
What is the wavelength of an electron moving at 2.60% of the speed of light?1 m
1. 1 answer
2. asked by Amelia
3. 805 views
each kitchen floor tile is 12 inches by 12 inches.a kitchen floor needing to be tiled is in the shape of a rectangle measuring
1. 3 answers
2. asked by Anonymous
3. 795 views
If an excess of nitrogen gas reacts with 25.0 L of hydrogen gas, according to the reaction below, how many L of ammonia will be
1. 2 answers
2. asked by skyler
3. 772 views
A gardener wants to fence in her plot in two equal rectangular sections. If she has 120 yards of fence and the area of the
1. 1 answer
2. asked by Tim
3. 764 views
You are standing 400 feet from the base of the Space Needle in Seattle, Washington. Using a laser range finder, you measure the
1. 2 answers
2. asked by amy
3. 739 views
1) Use double-angle identities to write the following expression, using trigonometric functions of x instead of 4x.cos 4x 2) Use
1. 1 answer
2. asked by marie
3. 737 views
23.Suppose you choose a marble from a bag containing 6 red marbles, 3 white marbles, and 4 blue marbles. You return the first
1. 1 answer
2. asked by Anonymous
3. 723 views
Amanda worked hard all summer. Before school started,she decided to go shopping and spend some of her earnings. She spent one
1. 1 answer
2. asked by MATT STANICH
3. 717 views
The pattern of learning that is strongest is called:A. learning style B. learning modality C. intelligence activity D. both A &
1. 2 answers
2. asked by learning
3. 698 views
Write the ratios for sin A and cos A.{picture is of a right triangle, ABC. segment AC is 8, segment AB is 17, and segment CB is
1. 1 answer
2. asked by LEXI
3. 697 views
A JET FLIES WITH THE WIND AT 1100km/hr and 750 km/hr against the same wind.Find the rate of the wind and speed of the plane
1. 1 answer
2. asked by susana
3. 680 views
Calculate the age of a plant sample that shows about one-eighth of the carbon 14 of a living sample. The half-life of carbon-14
1. 6 answers
2. asked by Pete
3. 677 views
Posted by rfvv on Monday, May 28, 2012 at 2:12am.1. The lizard is walking on a branch. 2. The lizard is running on a branch. 3.
1. 1 answer
2. asked by rfvv
3. 672 views
Two number cubes are rolled .both cubes areLabelled to 6. The numers rolled are added . What is the probability of each outcome?
1. 1 answer
2. asked by Sam
3. 670 views
1) A 1320 kg demolition ball swings at the end of a 34.3 m cable on the arc of a vertical circle. At the lowest point of the
1. 3 answers
2. asked by Hannah
3. 670 views
A golfer hits a shot to a green that is elevated 3.0 m above the point where the ball is struck. The ball leaves the club at a
1. 1 answer
2. asked by Hannah
3. 658 views
If dy/dx = x (cos x^2) and y = −3 when x = 0, when x = pi, y = .A. −3.215 B. sqrt(2) C. 1.647 D. 6 E. 3pi For some odd
1. 3 answers
2. asked by Anonymous
3. 656 views
I left out the following sentences. Thank you very much for your invaluable help, Writeacher.1) On my summer holiday(s) I’m
1. 1 answer
2. asked by John
3. 651 views
the north european plain is rich in:a. coal, oil, copper, and petroleum b. coal and oil c. agricultural lands and petroleum
1. 1 answer
2. asked by natasha napier
3. 648 views
María plans to enclose a rectangular area of her yard using the16-foot side of her storage shed as one side of the enclosure,
1. 1 answer
2. asked by maria
3. 647 views
Ordinary glasses are worn in front of the eye and usually 2.00 cm in front of the eyeball. A certain person can see distant
1. 1 answer
2. asked by Kyle
3. 639 views
the threat of global warming is mainly associated with ?1 radioactive wastes 2 use of hydroelectric energy 3 burning of fossil
1. 8 answers
2. asked by amber
3. 638 views
the gene for eye colour is located on ?a) x chromosome b) y chromosome c) both a and b d) non of them
1. 1 answer
2. asked by star
3. 636 views
susan, joanne, and diane are triplets. susan has red, blue, green, and yellow sweaters. janne has green, red, purple, and white
1. 0 answers
2. asked by carly
3. 619 views
Calculate the weighted average cost of capital for Dell using book value weights and market value weights assuming Dell has 35
1. 0 answers
2. asked by Donna
3. 618 views
if a period is doubled, than the length of the pendulum should be ?A) increased by root 2 b) quartered c) quadrupled d) halved
1. 1 answer
2. asked by star
3. 618 views
The Abbe Sieyes suggested that the meeting of the Third Estate be renamed the National Assembly. What was the significance of
1. 1 answer
2. asked by marie
3. 615 views
What volume of 6.0m H2SO4 is needed to prepare 0.5L of a 0.3M H2SO4 solution?
1. 2 answers
2. asked by Janeth
3. 615 views
Sometimes a person's sloping shoulders cause a garment to sag with diagonal wrinkles from the neck end of the shoulder seam to
1. 2 answers
2. asked by Sarah
3. 614 views
A golfer hits a shot to a green that is elevated 3.0 m above the point where the ball is struck. The ball leaves the club at a
1. 3 answers
2. asked by Hannah
3. 597 views
You are heating water in a pot on the stove. Shortly before the water boils properly, bubbles of steam begin rising from the
1. 1 answer
2. asked by Bob
3. 595 views
A geyser heats water flowing at the rate of 3L/min from 27 deg C to 77 deg C. if the geyser operates on a burner, what is the
1. 3 answers
2. asked by ridhi
3. 588 views
Firm A has $20,000 in assets entirely financed with equity.Firm B also has $20,000 in assets, financed by $10,000 in debt (with
1. 0 answers
2. asked by Jane
3. 585 views
All other conditions being equal, does a z or t value with larger magnitude have a larger or smaller corresponding P- value?
1. 0 answers
2. asked by Missy
3. 581 views
the bottom of a 25 foot ladder is placed 7 feet from a wall. how far up the wall will the ladder reach?
1. 1 answer
2. asked by potato
3. 579 views

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