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Questions Asked on March 17, 2013

Suppose a basketball player is an excellent free throw shooter and makes 90% of his free throws (i.e., he has a 90% chance of
1. 3 answers
2. asked by Grace
3. 11,448 views
a right triangle is formed in the first quadrant by the x- and y- axes and a line through the point (1,2). write the length of
1. 4 answers
2. asked by ej
3. 11,147 views
By cutting away identical squares from each corner of a rectangular piece of cardboard and folding up the resulting flaps, an
1. 3 answers
2. asked by eve
3. 9,692 views
The hexagon GIKMPR and FJN are regular. The dashed line segments form 30° angles.Find the image of after a rotation of 300°
1. 4 answers
2. asked by TThias
3. 6,734 views
What volume of a 15.0% by mass NaOH solution, which has a density of 1.116 g/mL, should be used to make 4.40 L of an NaOH
1. 3 answers
2. asked by Emma
3. 4,513 views
The primary of a step-down transformer connected to a 240 V source has 1000 turns. The secondary has 100 turns. What is the
1. 1 answer
2. asked by Natalie
3. 3,673 views
A biochemist prepares a lactic acid-lactate buffer by mixing 225 mL of 0.85M lactic acid with a Ka=1.38*10^-4 with 435mL of
1. 2 answers
2. asked by Mike
3. 3,130 views
How do I find the exact value of sin (pi/24)?
1. 6 answers
2. asked by Luis
3. 2,321 views
Multiple choiceWhat is the ultimate source of energy for most ecosystems, and in what form does the energy leave the ecosystem?
1. 1 answer
2. asked by Amy
3. 2,111 views
the base BC of a triangle ABC is divided at D so that BD=1/3 BC .prove that ar(triangle ABD)=1/2 ar (triangle ADC)
1. 2 answers
2. asked by BAISHALI
3. 2,059 views
For the reaction:2HCl + Na2CO3→ 2NaCl + H2O + CO2 how much CO2 is produced at STP if 18.5 L of 1.15 M Na2CO3is used? The molar
1. 4 answers
2. asked by Kelly
3. 2,059 views
In the graph below, what is the line of reflection for XYZ and X'Y'Z'?
1. 1 answer
2. asked by TThias
3. 1,882 views
2.Ferns have roots, stems, and leaves just like seed plants. Why are they classified separately? (1 point) Their leaves are
1. 4 answers
2. asked by Delilah
3. 1,821 views
Karen and Wayne need to buy a refrigerator because theirs just broke. Unfortunately, their savings account is depleted, and they
1. 7 answers
2. asked by Andrew
3. 1,681 views
A 8.78 -m ladder with a mass of 23.8 kg lies flat on the ground. A painter grabs the top end of the ladder and pulls straight
1. 3 answers
2. asked by <3
3. 1,655 views
Find the measures of the acute angles of a right triangle whose legs are 9 cm and16 cm long.
1. 2 answers
2. asked by Kaitlyn
3. 1,593 views
A solid is in the form of cone mounted on a hemisphere in such a way that the centre of the base of the cone just coincide with
1. 3 answers
2. asked by anoynomous
3. 1,540 views
A transformer has 25 turns in the primary coil and 200 turns in the secondary coil. If 12 V is connected to the primary coil and
1. 1 answer
2. asked by Natalie
3. 1,524 views
A .1M solution of chloroacetic acid is 11% ionized. Using this information, calculate [ClH2COO-], {H+], [ClCH2COOH] and Ka for
1. 1 answer
2. asked by Kaylin
3. 1,494 views
Write the positive and negative ions that result when the following compounds are dissolved in aqueous solution:Na2S (aq):
1. 2 answers
2. asked by Annette W
3. 1,285 views
A spherical container 15cm in diameter is half full of acid.the acid is poured into a tall cylindrical beaker of diameter 6cm
1. 1 answer
2. asked by gillan
3. 1,276 views
Annual demand for the notebook binders that Ted's Stationery Shop sells is 10,000 units. Ted operates his business on a
1. 2 answers
2. asked by park
3. 1,273 views
From a survey of 100 college students, a marketing research company found that 85 students owned iPods, 45 owned cars, and 35
1. 0 answers
2. asked by buffy
3. 1,234 views
Multiple choice:For a natural ecosystem to be self-sustaining, many compounds must be: 1. converted into new forms of energy. 2.
1. 2 answers
2. asked by Amy
3. 1,222 views
Using the solubility rules, predict the solubility of each of the following compounds in water: (S= Soluble, I= Insoluble)a)CaCO
1. 0 answers
2. asked by Annette W
3. 1,189 views
President Nixon’s Vietnamization policy emphasized that the United States mustA.use any means necessary to end the war. B.open
1. 3 answers
2. asked by Cassie
3. 1,162 views
if 24.0 L of O2 burns completely a sample of carbon disulfide, how many grams of sulfur dioxide will be produced at 15 degrees
1. 1 answer
2. asked by M
3. 1,161 views
A busy restaurant determined that between 6:30 P.M. and 9:00 P.M. on Friday nights, the arrivals of customers are Poisson
1. 1 answer
2. asked by John Barclaey
3. 1,139 views
(6a^4b+ab^3)+(3ab^3-6a^4b)
1. 1 answer
2. asked by ang
3. 1,125 views
Examples of corporate social responsibility involvement by anglo american, nedcor and absa
1. 2 answers
2. asked by Nthabiseng
3. 1,108 views
Solutions of sodium thiosulfate are used to dissolve unexposed AgBr (Ksp = 5.0 10-13) in the developing process for
1. 0 answers
2. asked by Howard
3. 1,095 views
So, I go to high school in Texas and we have this AP Chem lab due online tomorrow night by midnight and I need some serious help
1. 0 answers
2. asked by Jordan
3. 1,074 views
The heart shaped card is made by placing a square card and two semicircles together. What is the area of the card.each side of
1. 4 answers
2. asked by Ellie
3. 1,070 views
The manager of a farmer's market has 500lb of grain that costs $1.20 per pound. How many pounds of meal costing $.80 per pound
1. 1 answer
2. asked by Takeyia Patrick
3. 1,067 views
A Specialty shop owner used a revenue function and a cost-volume function to analyze his monthly sales. one month he found that
1. 0 answers
2. asked by Matt
3. 1,056 views
4.Which of the following is true about a trend line for data? (1 point) The minimum data point always lies on the trend line.
1. 3 answers
2. asked by Delilah
3. 1,052 views
If 24.0 L of O2 burns completely a sample of carbon disulfide, how many moles of sulfur dioxide (SO2) will be produced at 15
1. 1 answer
2. asked by M
3. 1,001 views
A 0.026 kg golf ball moving at 19.6 m/s crashes through the window of a house in 5.6 10-4 s. After the crash, the ball continues
1. 2 answers
2. asked by Anonymous
3. 990 views
2) Suppose you have 5.00g of powdered magnesium metal, 1.00L of 2.00M potassium nitrate solution, and 1.00L of a 2.00M silver
1. 0 answers
2. asked by Anonymous
3. 972 views
Two people, a and b, are pulling on a tree with ropes while person c is cutting the tree down. Person a applies a force of 80.0N
1. 2 answers
2. asked by Rose
3. 969 views
Write equations for the stepwise formation of each of the following complex ions. (Type your answer using the format CO2 for
1. 0 answers
2. asked by Howard
3. 962 views
if a triangle has legs of 9in. and 12in. What is the length of the hypotenuse
1. 1 answer
2. asked by Janis
3. 946 views
Two wires run from the top of a pole 2.6m tall that supports a volleyball net. The two wires are anchored to the ground 2.0m
1. 0 answers
2. asked by rob
3. 934 views
Write equations for the stepwise formation of each of the following complex ions. (Type your answer using the format CO2 for
1. 2 answers
2. asked by Howard
3. 917 views
Two wires run from the top of a pole 2.6 tall that supports a volleyball net. The two wires are anchored to the ground 2.0
1. 2 answers
2. asked by rob
3. 909 views
The coil of a generator has a radius of 0.12 m. When this coil is unwound, the wire from which it is made has a length of 5.8 m.
1. 1 answer
2. asked by Ashley
3. 904 views
A 5.9 g coin sliding to the right at 23.4 cm/s makes an elastic head-on collision with a 17.7 g coin that is initially at rest.
1. 0 answers
2. asked by wendlen
3. 877 views
I have spilled 200cm^3 of vegetable oil on my kitchen floor. The resulting oil slick can be modeled as a cylinder with a very
1. 1 answer
2. asked by lisa
3. 837 views
Consider the interval I=[6,7.6]. Break I into four subintervals of length 0.4, namely the four subintervals[6,6.4],[6.4,6.8],[6.
1. 1 answer
2. asked by lisa
3. 810 views
A solid cylinder of mass 20 kg rotate about its axis of rotation with angular speed 100m/s. The radius of the cylinder is 0.25m.
1. 2 answers
2. asked by shubham mahur
3. 808 views
The students felt fairly prepared for whatever tests their instructors might give them, after years of studying , however
1. 4 answers
2. asked by mary
3. 790 views
Sidewalk of uniform width has area of 180 ft squared and is surrounded ny a flower bed that 11 ft wide and 13 ft long. Find the
1. 2 answers
2. asked by Jo
3. 741 views
A potato of mass m is attached to a string of negligible mass and length L. The potato is released from rest from a horizontal
1. 1 answer
2. asked by Jaron
3. 735 views
The average age of a vehicle registered in the United States is 8 years, or 96 months. Assume the standard deviation is 16
1. 1 answer
2. asked by chris
3. 727 views
if 24.0 L of O2 burns completely a sample of carbon disulfide, how many grams of sulfur dioxide will be produced at 15 degrees
1. 1 answer
2. asked by M
3. 719 views
What is the solubility (in g/L) of PbCl2 at 25 degree celsius? The solubility product of PbCl2 at 25 degrees celcius is
1. 1 answer
2. asked by Patrick
3. 716 views
Consider a pair of parallel plates with a potential difference of 12 V and are separated by 12 cm.What is the potential energy
1. 1 answer
2. asked by Dan
3. 700 views
What principles of American foreign policy did the Berlin airlift put into action? What do you think might have happened if the
1. 2 answers
2. asked by Claire
3. 685 views
When conducting an inferential statistical analysis, and applying a conventional “critical p- value” of .05, the odds of
1. 1 answer
2. asked by mike
3. 685 views
A 5.81 10-5 H solenoid is constructed by wrapping 62 turns of wire around a cylinder with a cross-sectional area of 8.20 10-4 m2
1. 1 answer
2. asked by Ashley
3. 680 views
How many drops (1 drop=0.05mL) of 0.20M KI must we add to 100.0 mL of 0.010M Pb(NO3)2 to get a precipitate of lead iodide to
1. 0 answers
2. asked by Cody
3. 669 views
A chairman is biased so that he selects his relatives for a job 3 times as likely as others. If there are 3 posts for a job.
1. 0 answers
2. asked by anoynomous
3. 667 views
The mean of nonresidential buildings is 30 years and the standard deviation of the ages of the buildings is 5 years. Determine
1. 1 answer
2. asked by renea
3. 667 views
So, I go to high school in Texas and we have this AP Chem lab due online tomorrow night by midnight and I need some serious help
1. 5 answers
2. asked by Jordan
3. 658 views
A large shipment of Granny Smith apples arrives at a grocery store. Weights of the apples are known to follow a normal
1. 1 answer
2. asked by Anonymous
3. 654 views
In which of the following solution would CaC2O4 have the highest molar solubility? Please help.A) 0.01 M NaCl B) 0.01 M H2C2O4
1. 0 answers
2. asked by Felix
3. 654 views
water freezes in the crack in this boulder and expands. over time, pieces of the boulder will break off. what type of weathering
1. 1 answer
2. asked by mary
3. 652 views
A vehicle on a monorail has a speed S = 10 m/s and an acceleration S=4m/s 2 relative to the ground reference XYZ when it reaches
1. 2 answers
2. asked by kuldeep
3. 651 views
square root of a-square root of b =
1. 1 answer
2. asked by santhosh
3. 650 views
two waves are traveling through the a container ofnitrogen . the amplitude of the first wave is .3 cm and the amplitude of the
1. 0 answers
2. asked by mary
3. 650 views
A 740 N student stands in the middle of a frozen pond having a radius of 4.8 m. He is unable to get to the other side because of
1. 0 answers
2. asked by wendlen
3. 646 views
The perimeter of a rectangle equals the sum of its lengths of its 4 sides. If the width of a rectangle is 4 inches and its
1. 1 answer
2. asked by Libby
3. 643 views
I think I have this problem figured out correctly, but is there anyone who can tell me if I'm doing something wrong.The question
1. 6 answers
2. asked by James
3. 636 views
Hi,I really need help in understanding how to solve trig equations. How do you solve this equation? Solve the equation on the
1. 1 answer
2. asked by Leah
3. 636 views
a box with an open top is constructed from a rectangular piece of cardboard with dimensions 14 inches by 18 inches by cutting
1. 0 answers
2. asked by John
3. 631 views
If I have 15 flavors of ice cream and 81 different toppings, how many different combinations could I create (assuming only 1
1. 3 answers
2. asked by Dan
3. 627 views
I asked this earlier today but did not get help. Can you please let me know if this question is done properly? Thank youCamern
1. 3 answers
2. asked by ES
3. 621 views
What does tenure track, part time instructor of computer science does?To be computer science where can you do volunteering?
1. 3 answers
2. asked by maz
3. 615 views
Belmont Records produces DVD records. The fixed costs for producing a record are $160,000, and unit cost amount to 85 cents per
1. 1 answer
2. asked by Matt
3. 611 views
2C2H6+7O2=4CO2+6H2Ohow many moles of H2O are produced when a mixture of 0.427 moles of O2 and 0.150 moles of C2H6 is burned, iv
1. 0 answers
2. asked by Angela
3. 611 views
The mass of a single uranium atom is 4.70E-22 grams. How many uranium atoms would there be in 164 milligrams of uranium?
1. 1 answer
2. asked by Tez
3. 608 views
Given that a sample space is discrete if it contains either a finite number of points or a countably infinite nunber of points
1. 0 answers
2. asked by Fibin
3. 605 views
Calculate the molar concentration of uncomplexed Zn2+ (aq) in a solution that contains 0.22 mol of Zn(NH3)4 2+ per liter and
1. 0 answers
2. asked by Felix
3. 604 views
I need help picking the rightsentence form? Thanks¿Quién te sacó estas fotos? A. Julio me los sacó. B.Julio te las sacó.
1. 1 answer
2. asked by Jessica
3. 589 views
MS Wilkens went to the gas station to fill her car. Her gas tank is 20% full.The cost of gas is $4.29 per gallon. How much will
1. 3 answers
2. asked by Bri
3. 589 views
Find the monthly payment for the loan. (Round your answer to the nearest cent.)$800 loan for 12 months at 10%
1. 2 answers
2. asked by buffy
3. 587 views
Erika spent 3/4 of her money on lunch. She has 2.00 left. How much money did she start with?
1. 3 answers
2. asked by Tinesha
3. 557 views
Consider a pendulum of length 4.720 m.The acceleration of gravity is 9 . 832 m / s 2 . a) What is its period at the North Pole?
1. 1 answer
2. asked by scott
3. 555 views
I have to choose a healthcare organization and discuss the accountability, internal and external factors I know how to do the
1. 2 answers
2. asked by Mary
3. 554 views
Prepare a 1,050- to 1,750-word paper in which you describe the research process.Include the following: · Include new
1. 1 answer
2. asked by stan isaq
3. 550 views
when a traffic light turns green, a car accelerates at a constant rate, the decelerates in the same manner to stop at the next
1. 0 answers
2. asked by cj
3. 550 views
Suppose that the Fed's inflation target is 2%, potential output growth is 3.5%, and velocity is a function of how much the
1. 0 answers
2. asked by Anonymous
3. 547 views
There is a picture with stacked cubes that are each 2inches.+ ++ +++ ++++ +=the pic i have of cubes=(+=2in cube) Each side of a
1. 0 answers
2. asked by ES
3. 547 views
Given the following rational function, finda) the horizontal asymptote(s), b) the vertical asymptote(s), if any, and c) the
1. 1 answer
2. asked by Jenn
3. 542 views
ProblemDuring the dinner hour, the distribution of the inter-arrival time of customers at a restaurant is estimated to be as
1. 0 answers
2. asked by Anonymous
3. 538 views
what does ethos pathos and logos mean
1. 1 answer
2. asked by tom
3. 536 views
choco borrowed $10 000.00 from a bank for 4 years at 8 per cent per annum. calculate simple interest that choco should pay and
1. 3 answers
2. asked by Anonymous
3. 529 views
(x,y,z)∈R3 are points that lie on the plane x+2y+3z=78, and lie on the sphere x^2+y^2+z^2=468. The maximum value of x has the
1. 0 answers
2. asked by Anonymous
3. 527 views
all but one of the following statement about the melting and crystallization of magmas is correct.identify the one statement
1. 1 answer
2. asked by centya
3. 526 views
PAT FAMILY HAS 7 MEMBERS. EACH MEMBER SPENDS $10.00 TO ENTER A CINEMA.THEY MET 3 FRIENDS AND BOUGHT LUNCH FOR EVERYONE AT 9.95
1. 5 answers
2. asked by fred
3. 520 views

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