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2011
May

Questions Asked on May 6, 2011

If f is the focal length of a convex lens and an object is placed at a distance p from the lens, then its image will be at a
1. 2 answers
2. asked by Sam
3. 11,461 views
Halley’s comet orbits the Sun with a period of 76.2 years.a) Find the semi-major axis of the orbit of Halley’s comet in
1. 2 answers
2. asked by Reese
3. 5,396 views
You have 100.0 mL of 0.2500 M solution of NaCl sitting in a beaker. After several days you test the solution and find out that
1. 5 answers
2. asked by Tc
3. 5,283 views
which process occurs in a controlled fusion reaction?1 light nuclei collide to produce heavier nuclei. 2 heavy nuclei collide to
1. 1 answer
2. asked by Jazmin
3. 4,988 views
calculate the density of a solid which weighs 15N in air and 12N in water
1. 4 answers
2. asked by force
3. 4,845 views
Find the effective rate of interest corresponding to a nominal rate of 6%/year compounded annually, semiannually, quarterly, and
1. 3 answers
2. asked by Dee
3. 4,476 views
You have 3.00 L of a 2.37 M solution of NaCl(aq) called solution A. You also have 2.00 L of a 2.00 M solution of AgNO3(aq)
1. 2 answers
2. asked by tina
3. 4,385 views
Ascorbic acid, H2C6H6O6, is a diprotic acide with a K1= 7.9 E-5 and a K2=1.6E-12. In a .005 M aq solution of ascorbic acid which
1. 1 answer
2. asked by bob
3. 3,327 views
The radius of a circle is 6cm and the arc measurement is 120 degrees, what is the length of the chord connecting the radii of
1. 4 answers
2. asked by Dylan
3. 2,988 views
Assume that the export price of a Nissan XTerra from Osaka, Japan is ¥3,750,000. The exchange rate is ¥121.84/$. The forecast
1. 1 answer
2. asked by Sara
3. 2,645 views
If you were to separate all of the electrons and protons in 1 g (0.001 kg) of matter, you’d have about 96,000 C of positive
1. 4 answers
2. asked by olga
3. 2,533 views
x^2 + kx - 19 Find all values of k so that each polynomial can be factored using integers.
1. 2 answers
2. asked by Mel
3. 2,451 views
Find the effective rate corresponding to the given nominal rate. (Round your answer to two decimal places.)11%/year compounded
1. 2 answers
2. asked by Dee
3. 2,222 views
The sum of two prime numbers is the prime number 89,563. Find the smaller of the two addends.I attempted the problem but I'm not
1. 2 answers
2. asked by Lee
3. 2,126 views
1. Find the distance between the pair of points. Round to the nearest tenth is necessary. (-13, -8) and (6, 17)a. 11.4 b. 12.1
1. 2 answers
2. asked by Cheryl
3. 1,904 views
Atmosphere Homework!1.Which of the following layers of the atmosphere is closest to space? 2.A barometer measures? 3. The
1. 3 answers
2. asked by Kelly
3. 1,862 views
Members of the Lake Shawnee club pay $40 per summer season plus $7.50 each time they rent a boat. Nonmembers pay $12.50 each
1. 1 answer
2. asked by Abby
3. 1,749 views
Complete and balance the following half-reactions. In each case indicate whether the half-reaction is an oxidation or reduction.
1. 3 answers
2. asked by Thanh
3. 1,555 views
A Canadian exporter, Victoria Exports, will be receiving six payments of €10,000, ranging from now to 12 months in the future.
1. 1 answer
2. asked by Sara
3. 1,511 views
Regular pentagon ABCDE is inscribed in circle O. What is the number of degrees in the measure of angle OCE?
1. 2 answers
2. asked by Loren
3. 1,460 views
Write three sentences that use an apostrophe correctly. One sentence must use an apostrophe with a plural noun that ends in "s".
1. 1 answer
2. asked by Angelina
3. 1,369 views
Find seven different sentences that correctly use a comma in seven different ways. Following each sentence, write the comma rule
1. 1 answer
2. asked by Angelina
3. 1,363 views
Balance the following equations. (Use the lowest possible coefficients. These may be zero.)(a) As(s) + ClO3-(aq) ---> H3AsO3(aq)
1. 1 answer
2. asked by Samantha
3. 1,328 views
Need to write an equivalent fraction for each, using the least common denominator.1. 7/9, 1/6 ANSWER=12/18,14/18
1. 3 answers
2. asked by ann
3. 1,297 views
A pond 100 ft in diameter is surrounded by a circular grass walk 2 feet wide. Find the are of the walk. Answer in terms of π.Pl
1. 1 answer
2. asked by Kelly
3. 1,283 views
Assume all temperatures to be exact.An aluminum spoon at 84 degree C is placed in a Styrofoam cup containing 0.180 kg of water
1. 0 answers
2. asked by Alice
3. 1,211 views
If you have 36ft of fencing, what are the areas of the different rectangles you could enclose with the fencing? Consider only
1. 1 answer
2. asked by Hayliey
3. 1,209 views
a stoplight flashes red for 50 seconds, yellow for 5 seconds, and green for 65 seconds. For what fraction of a 24-hour day is
1. 6 answers
2. asked by henry
3. 1,206 views
A number cube is rolled three times. What is the probability of rolling a 5 at least once?
1. 1 answer
2. asked by Mingma Sherpa
3. 1,203 views
Suppose you currently earn 30,000 a year. you are considering a job that will increase your lifetime earnings by 300,000 but
1. 2 answers
2. asked by LANINA
3. 1,195 views
A quantity of sulfuric acid is added to 100. mL of water. The final volume of the solution is 111 mL and has a density of 1.14
1. 1 answer
2. asked by john
3. 1,134 views
A scuba diver takes a tank of air on a deep dive. The tank's volume is 10 L and it is completely filled with air at an absolute
1. 1 answer
2. asked by Anonymous
3. 1,130 views
A bag contains 6 red marbles nad 4 blue marbles if Dana draws one marble from the bag and then draws another without replacing
1. 3 answers
2. asked by heather
3. 1,097 views
Which digit will appear in the 534th place after the decimal point in the decimal representation of 5/13?
1. 1 answer
2. asked by Joe
3. 1,097 views
Find the area of a rhombus with a perimeter of 20 meters and a diagonal of 8 meters
1. 2 answers
2. asked by Hunter
3. 1,066 views
1. A certain playground merry-go-round is essentially an 90-kg iron disk 2.0 m in radius. Two children, each with a mass of 46
1. 3 answers
2. asked by Jordan
3. 1,060 views
Hi Just want to know if water from a 20mm Polyethylene pipe under pressure of 3 bars passes to a 25mm polyethylene will cause a
1. 1 answer
2. asked by Sudesh CANDEN
3. 1,033 views
Write the equation of the tangent line to the parabola y^2=-1/2x at the point (-1,-2)
1. 0 answers
2. asked by ShaQ
3. 998 views
A rock containing 238U and 206Pb was examined to determine its appropriate age. The molar ratio of 206Pb to 238U was 0.1462.
1. 2 answers
2. asked by Jay
3. 923 views
How much time in years (assume a 365 day yr) would it take for a 1.6678g sample of 239Np to decay to a mass of 0.8671g if it has
1. 1 answer
2. asked by Jude
3. 914 views
Zora’s lemon tree produces too much fruit. She gives them away, therefore to her friends and neighbors.
1. 1 answer
2. asked by Anonymous
3. 911 views
In how many different ways can you arrange three 4x8 tiles to form a rectangle?I don't know how to do this.
1. 6 answers
2. asked by Lee
3. 888 views
determine the length of the sides and the measures of the angles for the congruent quadrilaterals B'C'(On the picture it shows
1. 0 answers
2. asked by Geena
3. 884 views
In what ways will climate change impact global society?Have to write a 4-5 page paper on this I am just needing some ideas.
1. 1 answer
2. asked by Kayla
3. 865 views
Which triplets of numbers can form a Pythagorean triple? Select one of the options below as your answer:A. 5, 7, 9 B. 6, 9, 12
1. 0 answers
2. asked by jordan
3. 848 views
Farah Jeans of San Antonio, Texas is completing a new assembly plant near Guatemala City. A final construction payment of
1. 0 answers
2. asked by Sara
3. 840 views
Write the nth term of the following sequence in terms of the first term of the sequence.10, 20, 40, . . .
1. 2 answers
2. asked by tyler
3. 837 views
Ascorbic acid, H2C6H6O6, is a diprotic acide with a K1= 7.9 E-5 and a K2=1.6E-12. In a .005 M aq solution of ascorbic acid which
1. 0 answers
2. asked by bob
3. 819 views
Calculate the amount of heat released when 100 kg of water freezes at 0 degrees celius. Delta H fusion= 6.03 kJ\mol
1. 0 answers
2. asked by Darci
3. 811 views
If 0.045 kg of ice at 0 C is added to 0.390 kg of water at 34 C in a 0.150 kg aluminum calorimeter cup, what is the final
1. 3 answers
2. asked by Anonymous
3. 811 views
The most significant reason for the decline of the Latin Grammar School was that it:
1. 1 answer
2. asked by liz
3. 786 views
The ratio of the perimeters of two similar squares is 5 to 4. If the area of the smaller square is 32 square units, what is the
1. 2 answers
2. asked by Keyonna
3. 776 views
You remove two socks from a hot dryer and find that they repel with forces of 0.003 N when they’re 4 cm apart. If they have
1. 0 answers
2. asked by olga
3. 770 views
A large number of forces shape the marketing environment. The technological environment is one of the most important today.
1. 2 answers
2. asked by Brad
3. 769 views
Explain the effect on a company’s stock price today of the following events, other things held constant.a. the interest rate
1. 0 answers
2. asked by Blueberry
3. 759 views
Since sound is generated by vibrations and travels in waves it can be modeled by trigonometric functions. When an object
1. 2 answers
2. asked by Don't wanna get caught!
3. 742 views
Write two sentences that use a colon correctly. Make sure the two uses are different from each other.1. Brianna can only think
1. 1 answer
2. asked by Angelina
3. 719 views
Let A be a 4¡Á4 matrix with real entries that has all 1's on the main diagonal (i.e. a11 = a22 = a33 = a44 = 1). If A is
1. 1 answer
2. asked by Anonymous
3. 715 views
39. Mi padre le compró a mi madre algo ______: una pulsera muy bonita con su nombre.a. encantada b. fascinante c. divertida d.
1. 3 answers
2. asked by mysterychicken
3. 702 views
I am really struggling with a bunch of problems. Any help with any of the following would be greatly appreciated. Thanks1. ln
1. 1 answer
2. asked by allison
3. 683 views
the length of a rectangle is 5m more than twice its width. and the area of the rectangle is 88m^2. find the dimensions of the
1. 2 answers
2. asked by Shantelle
3. 681 views
Inside the cylinders of a diesel engine, the mixture of fuel and air is compressed to about 1/20 of its original volume.
1. 1 answer
2. asked by Kristina
3. 668 views
Passed in 1935, Roosevelt's most significant reform measure was theA. Wagner Act. B. Social Security Act. C. National Labor
1. 2 answers
2. asked by jess
3. 667 views
What are the three types of fibers which comprise the cytoskeleton?
1. 1 answer
2. asked by Sean Micheals
3. 662 views
A husband buys a helium-filled anniversary balloon for his wife. The balloon has a volume of 4.4 L in the warm store at 74
1. 2 answers
2. asked by Anonymous
3. 657 views
A rock containing 238U and 206Pb was examined to determine its appropriate age. The molar ratio of 206Pb to 238U was 0.1462.
1. 2 answers
2. asked by Jude
3. 653 views
46. ¿Ves a Eduardo? ¿Quién es la joven con quien _____?a. están jugando tenis b. está hablando c. estás pasándolo bien d.
1. 2 answers
2. asked by mysterychicken
3. 640 views
Lets say we have a sample of 100 bacteria in a lab that doubles every 30 minutes. What formula would we apply here and how many
1. 1 answer
2. asked by nita
3. 639 views
In the book "Of Mice and Men" by John Steinbeck, Why does steinbeck describe Lennie in animalistic terms?
1. 4 answers
2. asked by Sean Micheals
3. 622 views
I have removed your post because you included your email address, which is not a very good idea on the Internet.In addition, we
1. 0 answers
2. asked by Writeacher
3. 622 views
Diamond Company produces a chair that requires 5 yds. of material per unit. The standard price of one yard of material is $7.50.
1. 0 answers
2. asked by MO
3. 615 views
Triangles ABC and PQR are similar with m angle A = m angle P and m angle B = m angle Q. If AB, BC, and AC are 3, 4, and 5 ft
1. 1 answer
2. asked by Brett
3. 612 views
Use implicit differentiation to find an equation of the tangent line to the cardioid at the point (0,0.5)x^2+y^2=(2x^2+2y^2-x)^2
1. 1 answer
2. asked by Hines
3. 607 views
I have a project regarding the basics of application software, software ownership rights; commercial
1. 1 answer
2. asked by erianne
3. 603 views
A spherical balloon with radius r inches hasvolume V (r) = 4 3 � r3 . Find the function f(r) that represents the amount of air
1. 1 answer
2. asked by Renaldo Nguyen
3. 596 views
I was asked to articulate what I feel are good traits of effective organization, as well as describe how I think culture affects
1. 1 answer
2. asked by joe
3. 586 views
For my history class I have to do a research report about a social topic and I want to talk about cults. My teacher said to
1. 5 answers
2. asked by Jess
3. 585 views
The numbers a and b are consecutive positive integers, and a < square root 200 < b. What is the value of the product ab?
1. 1 answer
2. asked by Loren
3. 582 views
90.92% of the atoms have a mass of 19.988 u, 0.26% of the atoms have a mass of 20.983 u and 8.82% of atoms have a mass of 21.978
1. 1 answer
2. asked by susan
3. 581 views
Delphi is the US-based automotive parts supplier that was spun off from General Motors in 2000. With annual sales of over $26
1. 0 answers
2. asked by Sara
3. 572 views
On three consecutive passes, a football team gains 5 yards, loses 21 yards, and gains 13 yards. What number represents the total
1. 3 answers
2. asked by Vincent
3. 570 views
if 25 moles of sodium phosphate are reacted with potassium hydroxide, how many grams of potassium phosphate will form?
1. 1 answer
2. asked by carlene
3. 570 views
Need help with these--40. The graph of the following system yields perpendicular lines: x + 2y = -10 -4y = 2x + 20 True or
1. 2 answers
2. asked by mysterychicken
3. 566 views
Dzell Printers, Inc. (DZ) of the United States exports computer printers to Brazil, whose currency, the reais (symbol R$) has
1. 0 answers
2. asked by Sara
3. 564 views
fernando's soccer team played a good season. Finishing with 16 wins and 4 losses. Ties are not allowed. If winning or losing a
1. 1 answer
2. asked by ann
3. 552 views
7. Imagine that the coefficient of kinetic friction between a certain 15-kg box and the floor is 0.35. How hard would you have
1. 1 answer
2. asked by Anonymous
3. 551 views
What is the Virginia plan and the New Jersey plan?
1. 1 answer
2. asked by Olivia
3. 550 views
Choose the sentence with the grammatical error below.Answer A Seeking food in the rain-forest canopy, common marmosets often
1. 1 answer
2. asked by Jen
3. 543 views
which of the following is the primary function of certification?
1. 2 answers
2. asked by katherine
3. 539 views
Why was separation of the races required?
1. 1 answer
2. asked by Jesse
3. 538 views
How much energy in KJ is release to form one mole of 123Sb from protons and neutrons if the atom has a mass of 122.90422 amu?
1. 1 answer
2. asked by Jude
3. 538 views
I know that I have to use log to solve, but I am having a hard time with the word problems. Please helpCoffee is best enjoyed at
1. 0 answers
2. asked by allison
3. 536 views
Peter painted 1/3 of a room while Joe painted 2/5 of the same room. It then took Peter 1 hour, 40 minutes to finish painting the
1. 2 answers
2. asked by Jason
3. 536 views
Write two sentences that each use a semi-colon correctly. Make sure the two uses are different from each other.1. There are many
1. 1 answer
2. asked by Angelina
3. 535 views
Hi I am a college student in wireless technology but am only very sketchy on statistics. I'm am trying to write a program to
1. 0 answers
2. asked by jay
3. 533 views
Question 1: Marks: 2+2+4+2=10By using five number summary, suggest the skewness of the data from the following information: What
1. 1 answer
2. asked by Abdul-Rehman
3. 530 views
Why was separation of the races required on the transit system in Montgomery, Alabama during the 1950s?
1. 1 answer
2. asked by Jesse
3. 527 views
What is the molal concentration m of NaCl,a strong electrolyte in water, if the observed boiling temperature of the solution is
1. 2 answers
2. asked by Sam
3. 526 views
The height of a golf ball that is hit into the air with an initial vertical velocity of 112 feet per second is given by the
1. 0 answers
2. asked by Diana
3. 520 views
Write one sentence that includes a city and state in the united states and the name of a college or university.Edison University
1. 1 answer
2. asked by Angelina
3. 519 views

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