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2013
April

Questions Asked on April 5, 2013

If a body weight 10N is lifted from the floor to a table 2m above the floor ,calculate the potential energy gained.What happens
1. 18 answers
2. asked by Chidex
3. 5,227 views
Aspirin has the structural formula below. Which functional groups does this molecule contain?I. Acid II. Alcohol III. Ester IV.
1. 1 answer
2. asked by Anonymous
3. 954 views
A 50kg gun mounted on wheels shoots a 3kg missile directed at an angle of 30 with a horizontal.if the muzzle velocity of missile
1. 0 answers
2. asked by nudo
3. 461 views
How do I prove that sin(x+y)-sin(x-y)=2cosx siny
1. 1 answer
2. asked by Rene
3. 2,515 views
An airplane is flying at an altitude of 10,000m. The pilot sees two ships A and B. Ship A is due south of P and 22.5km away (in
1. 0 answers
2. asked by Shane
3. 558 views
Using the complementary angle ratio results,find the value of x for the following. (a) cos(x+35)degree=sin x degree (b) sec x
1. 0 answers
2. asked by Shane
3. 495 views
A flying bat emits squeaks at a frequency of 80 kHz. If a stationary observer picks up the frequency of the squeaks as 78 kHz,
1. 0 answers
2. asked by Helen
3. 506 views
From an observer 0, the angles of elevation to the bottom and top of the flag pole are 36 degree and 38 degree respectively. The
1. 2 answers
2. asked by Shane
3. 1,563 views
From an observer 0, the angles of elevation to the bottom and top of the flag pole are 36 degree and 38 degree respectively. The
1. 0 answers
2. asked by Shane
3. 698 views
How many ordered quadruples of distinct positive integers (a,b,c,d) are there such that 1/a+1/b+1/c+1/d=1?
1. 0 answers
2. asked by Ayush
3. 480 views
Explain the role of white blood cells in the body's defense against foreign substances.
1. 2 answers
2. asked by Shane
3. 729 views
Explain what happens when a person with AB+ donates blood to a patient with A+ blood type?
1. 1 answer
2. asked by Shane
3. 460 views
draw a level 0 diagram as well as a context diagram for the following scenarioWhen renting a car from Banz Car Rental Agency,
1. 0 answers
2. asked by fernando
3. 557 views
Let G be the region in the first octant that is inside both the cylinders x^2+y^2=1 and y^2+z^2=1. Use a triple integral to
1. 3 answers
2. asked by Heather
3. 378 views
in the northern hemisphere the weather map showing isobars and the positions of cold and warm fronts
1. 1 answer
2. asked by denise
3. 942 views
What are some of the treatments for coronary artery disease?
1. 1 answer
2. asked by Shane
3. 661 views
Find all the values of theta between 0 degree and 360 degree, and state the quadrants in which they exist. (a)cos theta=-0.71
1. 1 answer
2. asked by Shane
3. 739 views
what is 25.515 rounded to the nearest cent?
1. 1 answer
2. asked by lauren
3. 306 views
How would the journal entry look if you sold a 8% bond with a face value of $11,000 for $9,500? Bond will mature in 10 years.
1. 0 answers
2. asked by Sam
3. 413 views
I posted this problem earlier, but I still can't figure it out. It is for extra credit. I was hoping if someone could please
1. 1 answer
2. asked by Lorie
3. 647 views
Discuss 5 ways in which the human or environmental problem impacts on the community.provide relevant sources to support your
1. 2 answers
2. asked by Nhlanhla mogola
3. 406 views
1) A rancher wants to enclose two rectangular areas near a river, one for sheep and one for cattle. There is 240m of fencing
1. 3 answers
2. asked by Daniel
3. 979 views
The diameter of the atom is proportional to n2, where n = 1 labels the lowest, or "ground" state, n = 2 is the second state, n =
1. 0 answers
2. asked by Kim
3. 388 views
the cross section of a solid in the form of a cone of height h, and a hemispherical bowl of radius r. the volume of the
1. 1 answer
2. asked by jolomi
3. 790 views
what sum will amount to rs 1116 in 4 years at 6%p.a.?
1. 1 answer
2. asked by vaidehi
3. 866 views
in what time a certain sum will become 3 1/4 time at 5%?
1. 0 answers
2. asked by vaidehi
3. 275 views
How has the nature and technology of warfare evolved,from earliest times to 1500CE?
1. 2 answers
2. asked by Anonymous
3. 345 views
at what rate of interest a certain sum will be doubled in 8 year?
1. 0 answers
2. asked by vaidehi
3. 321 views
a man walks a distance 2 1/2 km in 30 minutes what is his speed in km/hours?
1. 1 answer
2. asked by vaidehi
3. 313 views
Factor the following polynomials. (1 point each)9. 3x2 – 12 10. 5x3y + 35x2y + 45xy
1. 1 answer
2. asked by ear
3. 384 views
if a toy car's motor propelled it 1.905m in 7.1 seconds and it kept rolling .38m for 8.6 seconds what is the coefficient of
1. 0 answers
2. asked by Julia
3. 329 views
A force (in this case, water) is applied to a waterwheel that turns and lifts a small weight that is attached to a string that
1. 0 answers
2. asked by Pat
3. 431 views
If the floor plan of a new building is shown the building cost $35.00 a saqure foot to construct you need to obtain insurance
1. 4 answers
2. asked by Becca
3. 927 views
1. When researching for supporting materials about the impact of violence in the media, it is a good idea to get assistance from
1. 3 answers
2. asked by Amy
3. 1,959 views
1. In conducting a personal interview, setting limits on what will be covered should occur:A. at the beginning of the interview.
1. 2 answers
2. asked by Amy
3. 1,216 views
How do you get the big number on a runaway math puzzle worksheet
1. 1 answer
2. asked by Victor
3. 479 views
how to apply for a spcific job
1. 1 answer
2. asked by phyllis
3. 386 views
A hypothetical example is:A. a false example. B. not real but can happen. C. an example used to prove a hypothesis. D. has no
1. 2 answers
2. asked by Amy
3. 472 views
What kind of energy is primarily used to bring electricity to remote areas that are far from power lines?A. Kerosene B.
1. 1 answer
2. asked by Marie
3. 396 views
Calculate the work done by lifting a stack of books 0.5 m onto a table. The force you exerted eas 150N.Please help I am lost as
1. 1 answer
2. asked by Cherie
3. 450 views
Ricky is 5 years older than Sara. Three years ago he was twice her age. How old is Ricky? Thanks for the help!
1. 2 answers
2. asked by Lorie
3. 1,339 views
Mandy interviewed a source who told about how she was illegally treated by the police. Using her information in the speech is an
1. 5 answers
2. asked by Amy
3. 1,099 views
create a QBASIC program using DO WHILE LOOP
1. 0 answers
2. asked by jolomi
3. 431 views
Hi, can somebody help me with this math problem I am stuck on? How do I use binomial theorem to expand(2x – 5y)^3. I need to
1. 2 answers
2. asked by Dakota
3. 1,143 views
the meanings of this QBASIC WORD• FOR- • DO - • SELECT- • MID$- • ASC- • SQR- • LEN- • LEFT$- • TIME$- •
1. 1 answer
2. asked by jolomi
3. 382 views
A police offer may warn that “speed kills.” In video games, high-speed crashes are common. Suppose a particular scene in a
1. 0 answers
2. asked by alejandro
3. 623 views
For a long straight wire, carrying a current of 20 A. A rectangular coil 5 x 10 cm2 is 2 cm apart. The coil carries a current of
1. 1 answer
2. asked by Sergio
3. 519 views
What are the Three (3) enviromental health hazards that cause ill health,crises, and or disasters within south africa and
1. 2 answers
2. asked by Koketso
3. 441 views
draw particle diagrams that account for the fact that 2 volumes of nitric oxide gas react with 1 volume of oxygen gas to form 2
1. 0 answers
2. asked by Paula
3. 496 views
Which of the following nineteenth-century inventors is associated with Menlo park in New jersey A. Alexander Graham Bell B.
1. 1 answer
2. asked by Brooke
3. 474 views
If your equation of the line for you SAM analysis is y=1x+0.3980, what is the concentration of Mg in ppm in your unknown
1. 0 answers
2. asked by M
3. 268 views
If a body weight 10N is lifted from the floor to a table 2m above the floor ,calculate the potential energy gained.What happens
1. 3 answers
2. asked by Chidex
3. 653 views
If your equation of the line for you SAM analysis is y=1x+0.3436, what is the concentration of MgO in W/w% in your unknown with
1. 0 answers
2. asked by M
3. 392 views
Professor Webb is interested in conducting a study on gender differences and coping with stress. He should begin his research by
1. 3 answers
2. asked by Nancy
3. 421 views
Which verb completes the sentence below correctly?Each of the players ______ given a small trophy. was *(my answer) were Thanks
1. 5 answers
2. asked by Oli
3. 2,875 views
the measurement on one side of a right triangle is found to be 9.5 inches inches, and the angle opposite that side is 27
1. 1 answer
2. asked by Jay
3. 575 views
in 1866 Chief cloud ambushed and massacre Union soldiers the massacre was named what A. Little big horn B.Wounded Knee
1. 3 answers
2. asked by Angel
3. 571 views
In parabola, give any example of a quadratic equation which doesnot touches the x-axis and y-axis
1. 2 answers
2. asked by anoynomous
3. 495 views
The weather person on the evening news reports that the average daily rainfall for the last six months is 10 inches. A farmer is
1. 4 answers
2. asked by Nancy
3. 553 views
It takes Mike 8 minutes to walk to the store from his house. The return trip takes 13 minutes because he walks 1mph slower due
1. 2 answers
2. asked by Lorie
3. 480 views
Calculate the concentrations of all species present C6H5N2, C6H5NH3+ OH^-, and H3O^+}) in a 0.14 M solution of aniline.
1. 0 answers
2. asked by kim
3. 464 views
Pls explain and prodive a resource to fine equation.Computing interest tax savings.Dharma Supply has earnings before interest
1. 0 answers
2. asked by CHASE
3. 428 views
If u were a immigrant in America at 1880 its most likely u were a- german N Lutheran b Italin N Catholic C Irish N protestant Or
1. 1 answer
2. asked by Bliss
3. 380 views
One way to measure the validity of test would be to:
1. 2 answers
2. asked by Nancy
3. 324 views
A particular cell phone company offers 4 models o phones, each in 6 different colors and each available with any one of 5
1. 1 answer
2. asked by Anonymous
3. 2,326 views
A secondary alcohol results from the attachment of a hydroxy group to which carbon atom?C | <---GIVEN STRUCTURE C1-C2-C3-C4 A)
1. 0 answers
2. asked by Anonymous
3. 378 views
1.With late 20th c. sculpture a new attitude developed around the use of 'ordinary' materials. Some said that this was merely
1. 3 answers
2. asked by kristina
3. 607 views
How much work W is required to accelerat a 1000kg object from initial velocity of 100m/s to a final velocity of 200m/s?
1. 0 answers
2. asked by Cynthia. Rodgers
3. 342 views
The area of a square is 40 in². If the length of each side of the square is 2x in., what is the value of x?
1. 4 answers
2. asked by Anonymous
3. 440 views
Pls explain and prodive a resource to fine equation.Computing interest tax savings.Dharma Supply has earnings before interest
1. 0 answers
2. asked by CHASE
3. 499 views
a)Would you expect the empirical formula you determine for magnesium oxide to be the same as the one determined by another
1. 1 answer
2. asked by Helpme123
3. 1,509 views
i am less than a hundredthe sum of my digits is seventeen i am an even number
1. 1 answer
2. asked by jessica
3. 341 views
In parabola, give any example of a quadratic equation which doesnot touches the x-axis only.
1. 1 answer
2. asked by anoynomous
3. 343 views
The remainder obtained by dividingx^2 -3kx +2 by ( x+2) is twice the remainder obtained by dividing x^2 +3x –k by ( x+3). Find
1. 1 answer
2. asked by anoynomous
3. 320 views
19. Identify two problems resulting from urban sprawl in the western region of the United States. If these problems are not
1. 5 answers
2. asked by Someone
3. 786 views
Between Mg and Zn which one is the anode and which one is the cathode?And between Mg and Fe which one is the anode and which one
1. 0 answers
2. asked by shyanne
3. 325 views
A scientist is mixing a chemical solution for an experiment. The solution contains 3/8 ounce of a chemical and 1/6 ounce saline
1. 2 answers
2. asked by Ann
3. 1,147 views
Calculate the enthalpy change when 45 g of ice at -40.0 oC is heated to completely melt to liquid water at 0.0oC. (The heat of
1. 0 answers
2. asked by Brittney
3. 457 views
1.What type of graph does not show the number of times a response was given? (1 point) box-and-whisker plot line plot
1. 66 answers
2. asked by Anonymous
3. 32,385 views
) In a recently published article authors reported on their research examining the effectiveness of compound C-4277, an
1. 0 answers
2. asked by sara
3. 472 views
A figure skater rotates about a vertical axis through her center with both arms and one leg extended. Her rotation rate is 0.65
1. 0 answers
2. asked by Denise
3. 838 views
suppose xitlali can paint 6 rooms in 12 hours and alicia takes eight hours. how long would it take the two painters together to
1. 0 answers
2. asked by Anonymous
3. 402 views
In a study examining associations between level of education and response to the Philadelphia Public Health Department’s
1. 1 answer
2. asked by sara
3. 453 views
If Deborah ate five pieces of a pizza that was cut into 16 pieces, what percentage of the pizza did she eat?
1. 1 answer
2. asked by Jenny
3. 439 views
how do I determine the total charge of Asn-Tyr-Asp with a pH 7.4
1. 0 answers
2. asked by meghan
3. 324 views
I have two separate questions that I am having trouble answering...Why is Roman law often considered to be the greatest
1. 2 answers
2. asked by Tim
3. 614 views
What are the responsibilities of humans toward natural resources? Describe three of the environmental challenges humans face
1. 1 answer
2. asked by Macie
3. 1,064 views
Consider the salt FeSO4.7H20.What quantity in grams of salt could be produced from 1g of iron, assuming the overall reaction
1. 0 answers
2. asked by Matt
3. 382 views
Describe how one would obtain the stated pure product from the following mixtures and assume that this cannot be achieved simply
1. 0 answers
2. asked by Matt
3. 421 views
Describe the geomorphic processes that shape the Earth’s surface. Use the Yosemite Valley to explain one or more of those
1. 1 answer
2. asked by Kristy
3. 522 views
1) A rancher wants to enclose two rectangular areas near a river, one for sheep and one for cattle. There is 240m of fencing
1. 0 answers
2. asked by Daniel
3. 830 views
Let’s say you are a health policy expert and you are sitting in your office and you receive a phone call from a news reporter.
1. 0 answers
2. asked by sara
3. 389 views
1. Ann Hamilton's "Indigo Blue" is an example of what kind of art?Feminist Art Action Painting x Installation Art Video Art 2
1. 0 answers
2. asked by kristina
3. 942 views
If gasoline costs $0.42 a liter, approximately how much will it cost to fill a 40 gallon tank?
1. 1 answer
2. asked by Tim
3. 424 views
Light with a wavelength of 500 nm (5. 10-7 m) is incident upon a double slit with a separation of 0.44 mm (4.40 10-4 m). A
1. 0 answers
2. asked by Melissa
3. 790 views
Light with a wavelength of 500 nm (5. 10-7 m) is incident upon a double slit with a separation of 0.28 mm (2.80 10-4 m). A
1. 0 answers
2. asked by Melissa
3. 616 views
one to one property, 3^x-4=1/27 Need help do not understand
1. 1 answer
2. asked by supergirl
3. 283 views
Mike had some pieces of wood to build a doghouse. He cut each piece in fourths. Then he had 24 pieces of wood. How many whole
1. 1 answer
2. asked by Kristy
3. 556 views
f(x)= X-5 +2
1. 1 answer
2. asked by kevin
3. 278 views
A room is shaped like a trapezoid. There are windows on the walls that are parallel. The distance between the windows is x. The
1. 6 answers
2. asked by Anonymous
3. 1,983 views

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