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Questions Asked on May 28, 2013

Four equal +6.00-μC point charges are placed at the corners of a square 2.00 m on each side. ( = 1/4π = 8.99 × 109 N ·
1. 4 answers
2. asked by X
3. 10,749 views
- A copper cylinder is initially at 20.0oC. At what temperature will its volume be 0.15% larger than it is at 20.0oC? Take:
1. 3 answers
2. asked by Janaiby
3. 8,981 views
1. Rain forests are important because they contribute to the world's supply of (1 point)soil. oxygen. food. harbors. 2. The
1. 59 answers
2. asked by BallaWitSwagg
3. 4,693 views
A number cube with sides labeled 1 through 6 is rolled two times, and the sum of the numbers that end face up is calculated.
1. 1 answer
2. asked by Arielis
3. 4,323 views
If you toss three coins, what are the odds in favor of getting exactly two tails and one head?A. 3:8 B. 3:5 C. 5:3 D. 8:3 can
1. 7 answers
2. asked by bubbie
3. 3,541 views
the concentration of urea in a solution prepared by dissolving 16g of urea in 39 g of H2O is ________% by mass. The molar mass
1. 3 answers
2. asked by jen
3. 3,043 views
A hot water heater measures 20" in diameter. What is the area of a metal base for the water heater, assuming a four-inch
1. 2 answers
2. asked by a
3. 2,955 views
Two runners are competing in a race. One runner averages a pace of 7 minutes per mile and finishes the race in28 minutes. The
1. 3 answers
2. asked by trey
3. 2,843 views
Please help me out! Gas law homework!How many liters of HCl (g) at STP can be produced from 5.44 g of Cl2 and excess H2
1. 1 answer
2. asked by Bridget
3. 2,343 views
A bridge is built in the shape of a semi elliptical arch. It has a span of 96 feet. The height of the arch 29 feet from the
1. 2 answers
2. asked by Student
3. 2,330 views
Suppose that 2.00 moles of HCl in a 1.00L glass flask slowly decomposes into H2 and Cl2. When equilibrim is reached, the
1. 2 answers
2. asked by Anonymous
3. 2,310 views
i need help on an electron acrostic!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
1. 4 answers
2. asked by derp
3. 2,186 views
Find the vertex, Focus,and Directrix of the parabola. Graph the equation.y^2=12x
1. 1 answer
2. asked by Student
3. 2,151 views
The marginal cost of a product is modeled bydC/dx= 16/cube root 16x + 3 where x is the number of units. When x = 17, C = 120.
1. 1 answer
2. asked by abc
3. 2,135 views
Hi! I need help with my Chem homework."When acetylene, C2H2, burns, how many liters of O2 at STp are used for every mole of
1. 1 answer
2. asked by Bridget
3. 2,010 views
Find the equation of the function f whose graph passes through the point (0, 4/3) and whose derivative isf'(x) = x sqrt 16 −
1. 1 answer
2. asked by steven
3. 1,800 views
Cyclohexane has a freezing point of 6.6 degree Celsius and a K(f) of 20.0 degree Celsius/m. 1.50g of an unknown solute is
1. 2 answers
2. asked by Michael
3. 1,701 views
Rewrite all of the following sentences so they are in the active voice. Some sentences could contain more than one passive verb;
1. 24 answers
2. asked by Afranko
3. 1,608 views
Making the simplistic assumption that the dissolved NaCl(s) does not affect the volume of the solvent water, determine the
1. 1 answer
2. asked by Anonymous
3. 1,488 views
Assume that a parcel of air is forced to rise up and over a 6000-foot high mountain (shown below). The Initial temperature of
1. 0 answers
2. asked by lost
3. 1,410 views
Social studies originated from where?
1. 1 answer
2. asked by Tope
3. 1,367 views
A vending machine dispensing books of stamps accepts only one-dollar coins, $1 bills, and $5 bills.How many ways are there to
1. 3 answers
2. asked by Sarah
3. 1,352 views
What are two shapes that always have only two sets of parallel sides?
1. 3 answers
2. asked by Anonymous
3. 1,352 views
What mass of N2O5 will result from the reaction of 6.0 mol of NO2 if there is a 61.2% yield in the reaction?
1. 2 answers
2. asked by Brya
3. 1,335 views
Amir's class has 24 students. There are 15 boys in the class. Whitch of the following represents the ratio of girls to boys?
1. 2 answers
2. asked by renisa
3. 1,334 views
Electroplating is a widely used process. One of the most popular electroplating processes involves the plating of two metals,
1. 1 answer
2. asked by Shyanne
3. 1,307 views
In triangle ABC, points D,E,F are on sides BC,CA,AB respectively such that AD,BE,CF are angle bisectors of triangle ABC. The
1. 1 answer
2. asked by andrew
3. 1,259 views
My mean is 175.5 My standard deviation is=90.57 Sample=25 Formula to be used: P(X>190)=P((X-mean)/s sqrt of my sample is = 5
1. 0 answers
2. asked by Ann
3. 1,234 views
The marginal cost of a product is modeled bydC/dx= 16/cube root 16x + 3 where x is the number of units. When x = 17, C = 120.
1. 0 answers
2. asked by steven
3. 1,232 views
If 1.62 mold of CS2 burns with 5.65 mol of O2, how many moles of the excess reactant will still be present when the reaction is
1. 1 answer
2. asked by Brya
3. 1,190 views
Shirley purchased a plot of land for $19,500. The land appreciates about 3.9% each year. What is the value of the land after
1. 1 answer
2. asked by Anonymous
3. 1,057 views
Facebook reports that the average number of Facebook friends worldwide is 175.5 with a standard deviation of 90.57. If you were
1. 0 answers
2. asked by Ann
3. 1,046 views
Graph the ellipse and locate the foci.16x^2 +9y^2= 144
1. 1 answer
2. asked by Student
3. 1,033 views
In triangle ABC, points D,E,F are on sides BC,CA,AB respectively such that AD,BE,CF are angle bisectors of triangle ABC. The
1. 1 answer
2. asked by andrew
3. 1,027 views
The length a spring stretches is directly proportional to the force applied. If a force of x pounds stretches a spring h inches,
1. 1 answer
2. asked by lisa
3. 986 views
HW5_1: REACTION AT SUPPORT AND INTERNAL AXIAL TORQUE RESULTANTWe will use moment equilibrium around the x axis to calculate the
1. 15 answers
2. asked by MAN
3. 974 views
At some temperature, Keq = 33 for the reaction H2 + I2 „³ 2HI. If initially, [H2] = .0600 M and [I2] = .0300 M, what are all
1. 1 answer
2. asked by Jim
3. 939 views
f(x) is a cubic polynomial such that f(n)=1/n^2+1 for n=1,2,3,4. If f(0)=a/b,where a and b are coprime positive integers, what
1. 1 answer
2. asked by andrew
3. 929 views
Three pools are being drained for the winter. It takes Pool B twice as long to drain compared to Pool A, and it takesPool B
1. 1 answer
2. asked by trey
3. 891 views
12) Two jeeps in the desert leave their starting points at noon. The first travels a course of 345º and averages 23 mph. The
1. 1 answer
2. asked by Gianna
3. 868 views
Find an equation for the ellipse described.center(0,0); major axis horizontal with length10; length of minor axis is 8
1. 1 answer
2. asked by Student
3. 848 views
A ball is tossed up in the air at an angle of 70 degrees with the horizontal and with an initial velocity of 36 ft/sec. What is
1. 1 answer
2. asked by Gianna
3. 812 views
a kitten of mass 0.60kg leaps at 30 degrees to the horizontal out of a toy truck of mass 1.25kg causing it to move over
1. 1 answer
2. asked by Anonymous
3. 779 views
Consider the following.P(A) = 0.27 and P(B) = 0.36, A and B are mutually exclusive events (a) Find the probability P(A). (Give
1. 0 answers
2. asked by Nora
3. 774 views
A bus and a car have an inelastic head-on collision. The bus has a mass of 1.5 × 103 kilograms and an initial velocity of +20
1. 1 answer
2. asked by Anonymous
3. 767 views
A substance is heated from –12.0oF to 150.0oF. What is its change in temperature on (a) the Celsius scales,(b) the Kelvin
1. 1 answer
2. asked by Janaiby
3. 766 views
Three hundred twelve viewers were asked if they were satisfied with TV coverage of a recent disaster.Gender Female Male
1. 0 answers
2. asked by DeeDee
3. 762 views
The number of customers that visit a local small business is 51,200 and has been continuously declining at a rate of 3.8% each
1. 1 answer
2. asked by Anonymous
3. 761 views
If a gas at 1.2 atm of pressure and 22.0 degrees of Celsius occupies 0.350L, what pressure will hold the same sample of gas in a
1. 1 answer
2. asked by Anonymous
3. 756 views
A person of mass 50kg rides an elevator whose motion consist of(a)acceleration upward at 3m/s (b)constant velocity
1. 1 answer
2. asked by Beseth
3. 738 views
Shirley purchased a plot of land for $19,500. The land appreciates about 3.9% each year. What is the value of the land after
1. 0 answers
2. asked by Anonymous
3. 737 views
Let's say that you are asked to design an airbag for a car. You know that the bag should be filled with gas with a pressure
1. 2 answers
2. asked by Leslie
3. 733 views
Which of the following most accurately describes what an appeal to precedent is?Hint A. A type of inductive generalization B. A
1. 1 answer
2. asked by Felicia
3. 720 views
The baseball game started at 2:15 P.M. and ran 2 hours and 48 minutes. At what time did the game end?
1. 5 answers
2. asked by Anonymous
3. 718 views
Explain ItEmily said the larger an object is, the more it weighs. Is Emily correct? Explain why or why not.
1. 1 answer
2. asked by Quan
3. 712 views
A 24 litre bucket is full of lemonade.3 men wants to have equal amount of it to take home but they only have 13 litre, 5 litre
1. 2 answers
2. asked by someya
3. 696 views
If a gas at 1.2 atm of pressure and 22.0 degrees of Celsius occupies 0.350L, what pressure will hold the same sample of gas in a
1. 0 answers
2. asked by Anonymous
3. 695 views
Two liquids A and B on mixing form an ideal solution. The vapour pressure of the solution containing 2 moles of A and 4 moles of
1. 1 answer
2. asked by Adnan
3. 691 views
Agatha maintains that people are capable of freely making voluntary choices. Constance is mainlyfocused on how aggression is
1. 0 answers
2. asked by Anonymous
3. 683 views
Please help? DId I find the amount of profit or loss of each month? I see I only found the loss. Please help. January - Income
1. 7 answers
2. asked by Moby
3. 682 views
Solve 1.5^x = 70. Round your answer to the nearest hundredth.
1. 1 answer
2. asked by Anonymous
3. 675 views
A high school guidance counselor conducts a survey to find the student's first choice for a college major and found that 65% of
1. 1 answer
2. asked by khushboo
3. 661 views
The number of customers that visit a local small business is 51,200 and has been continuously declining at a rate of 3.8% each
1. 0 answers
2. asked by Anonymous
3. 660 views
find the range and the standard deviation of the prices of backpacks, show all
1. 1 answer
2. asked by osa
3. 642 views
A and B are events defined on a sample space, with the given probabilities. Find P(A and B). (Give your answer correct to two
1. 0 answers
2. asked by DeeDee
3. 639 views
Shirley purchased a plot of land for $19,500. The land appreciates about 3.9% each year. What is the value of the land after
1. 0 answers
2. asked by Anonymous
3. 637 views
On a national standardized test, with normally distributed results, the middle 68% of students scored between 40 points and 70
1. 2 answers
2. asked by Penny
3. 634 views
what is the product or reaction between H3O + AgNO3?
1. 0 answers
2. asked by glen
3. 632 views
The figure below shows a current loop carrying current I. Theloop is made of rectangular and semicircular sections with
1. 0 answers
2. asked by shosh
3. 630 views
Find an equation for the hyperbola described:1) Vertices at (0,+/- 10); asymptotes at y= 5/3x 2) Vertices at (-+5,0); foci at
1. 0 answers
2. asked by Student
3. 628 views
What do Quechua people do for a living?
1. 2 answers
2. asked by BallaWitSwagg
3. 611 views
One way we get to know characters is to want to avoid the most. Select TWO characters from Julius Caesar and write short essays
1. 1 answer
2. asked by Hannah
3. 595 views
Suppose that A and B are events defined on a common sample space and that the following probabilities are known. Find P(A or B).
1. 0 answers
2. asked by Nora
3. 571 views
Shirley purchased a plot of land for $19,500. The land appreciates about 3.9% each year. What is the value of the land after
1. 1 answer
2. asked by Anonymous
3. 565 views
A steel beam is used in the construction of a skyscraper. By what fraction ƒ´L/Lo does the length of the beam increase when
1. 0 answers
2. asked by Janaiby
3. 561 views
A single die is rolled.(a) What is the probability that the number on top is a 3. (Give your answer correct to two decimal
1. 0 answers
2. asked by DeeDee
3. 561 views
Two charged particles are projected (in the sameplane as the paper) in opposite directions at the same level into a region of
1. 0 answers
2. asked by shosh
3. 556 views
The figure shows part of a circuit in which two wire segments arecarrying currents as shown. The segment along the z-axis has
1. 0 answers
2. asked by shosh
3. 550 views
A pilot direct his plane north and the plane's velocity in still air is 245km/hr. If there is a strong wind of 105km/hr blowing
1. 3 answers
2. asked by Sarah
3. 550 views
Sketch the graph of each piecwise-defined function. Determine the domain and range. Identify each point of discontinuity.f(x)=
1. 1 answer
2. asked by Student
3. 544 views
Which of the following contains a pronoun error? (Points : 2)Neither Jane Austen nor Mary Shelley is known for their poetry. As
1. 1 answer
2. asked by derek
3. 544 views
Find the equation of the function f whose graph passes through the given point. (Remember to use ln |u| where appropriate.)f'(x)
1. 1 answer
2. asked by steven
3. 542 views
An object is thrown from a height of 8.0m, with a horizontal velocity of 28.0m/s. How far will this object travel horizontally
1. 3 answers
2. asked by Neil
3. 538 views
what is the product or reaction between H3O + AgNO3?
1. 0 answers
2. asked by glen
3. 535 views
Angela has 17 ibs. of ham.How many 6-ounce servings can she make?(remember16 oz.is 1 pound
1. 2 answers
2. asked by ttuuffyy
3. 533 views
A gold bar is exactly 31 cm long. You want to cut the bar into smaller segments so that one or a combination of segments can add
1. 1 answer
2. asked by Ginny
3. 532 views
what purpose dose question 3-6 serve in the paragragh . Myfamily has a quaint cottage at a small private lake. The cottage is
1. 2 answers
2. asked by Anonymous
3. 521 views
If Starvos orders a pizza for $5.99, a soda for $1.50, and breadsticks for $2.49, and hands $10.00 to the cashier, how much
1. 4 answers
2. asked by Anonymous
3. 514 views
A manufacturer made a container that looked like the Washington Monument to fill with raisins, as shown. Find the volume of the
1. 1 answer
2. asked by Hannah
3. 506 views
How many kilojoules of heat must be transferred to a 480-g aluminum pizza pan to raise its temperature from 22 degrees celsius
1. 0 answers
2. asked by juan
3. 502 views
Discuss in a paragraph of 150 words ways in which one can take responsibility to provide safe and health living environment for
1. 1 answer
2. asked by tsitso
3. 496 views
To save on production costs, most automobile bumpers are never coated with more than 200 g of chromium. Determine how much time
1. 1 answer
2. asked by dano
3. 492 views
18.5g Al is submerged in 20.2g of water with a total temperature of 27°C. How much energy in joules is absorbed by the Al if
1. 1 answer
2. asked by Ana
3. 486 views
108 ,36,12,4 ___ ,____find next two numbers 12,24 ,48,96 ____, ___ find the next two numbers 1 ,1,2,3 ____, ____ find the next
1. 1 answer
2. asked by justin
3. 475 views
concentration of hydrogen ion is 3.8*10^-3M.what is its pH?
1. 1 answer
2. asked by Srija
3. 471 views
We can write 56% as the fraction ab, where a and b are positive coprime integers. What is the value of a+b?
1. 1 answer
2. asked by christianjay
3. 462 views
How many mL of 0.976 M sodium hydroxide, NaOH, are necessary to completely neutralize 46 mL of sulfuric acid, H2SO4?
1. 1 answer
2. asked by Anonymous
3. 459 views
What is HO HO C6 H6 CH2 CH NH2?
1. 0 answers
2. asked by Kelly
3. 437 views
how to get the answer:¡Ò_0^(¦Ð/2)▒¡¼4+6sin2x+5/2*(1+cos2x)dx¡½ from: ¡Ò_0^(¦Ð/2)▒¡¼(3cosx+2sinx)^2dx¡½
1. 1 answer
2. asked by Ying
3. 437 views
A manufacturer made a container that looked like the Washington Monument to fill with raisins, as shown. Find the volume of the
1. 1 answer
2. asked by Hannah
3. 435 views

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