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Questions Asked on July 28, 2013

A 0.810 m long brass pendulum experiences a 18.0°C temperature increase.(a) Calculate the original period(s). (b) What is the
1. 2 answers
2. asked by Justin
3. 2,494 views
Materials used by Square Yard Products Inc. in producing Division 3's product are currently purchased from outside suppliers at
1. 1 answer
2. asked by Tee
3. 2,347 views
Marcus has 72 feet of fencing. He wants to build a rectangular pen with the largest possible area. What should the dimensions of
1. 2 answers
2. asked by ashley
3. 2,284 views
A spring has a length of 0.260 m when a 0.300 kg mass hangs from it, and a length of 0.750 m when a 1.90 kg mass hangs from
1. 1 answer
2. asked by Justin
3. 2,280 views
The Clydesdale Company has sales of $4,500,000. It also has invested assets of $2,000,000 and operating expenses of $3,600,000.
1. 1 answer
2. asked by Tee
3. 1,818 views
(a) What is the best coefficient of performance for a heat pump that has a hot reservoir temperature of 50.0°C and a cold
1. 1 answer
2. asked by Justin
3. 1,747 views
Juan invested $24,000 in a mutual fund 5 years ago. Today his investment is worth $34,616. Find the effective annual rate of
1. 1 answer
2. asked by Brian
3. 1,724 views
A 13 foot ladder is leaning against a vertical wall. The distance from the top of the ladder to the bottom of the wall is 7 feet
1. 1 answer
2. asked by esmith
3. 1,667 views
If a circle had a circumference of 8.4 cm, what is the diameter of the circle to the nearest 0.1 cm?
1. 2 answers
2. asked by vincent
3. 1,568 views
At 125 degrees Celsius, the pressure of a sample of He gas is 345 mmHg. At what temperature degrees Celsius will the pressure
1. 1 answer
2. asked by Hanna
3. 1,538 views
On the Moon, a falling object falls just 2.65 feet in the first second after being dropped. Each second it falls 5.3 feet
1. 1 answer
2. asked by jazminne ramos
3. 1,524 views
There are 8 standard classifications of blood type. An examination for prospective laboratory technicians consists of having
1. 1 answer
2. asked by Tom
3. 1,487 views
Chicks Corporation had $1,100,000 in invested assets, sales of $1,210,000, income from operations amounting to $242,000, and a
1. 1 answer
2. asked by Anonymous
3. 1,451 views
The U.S. Dairy Industry wants to estimate the mean yearly milkconsumption. A sample of 16 people reveals the mean yearly
1. 3 answers
2. asked by Jan
3. 1,425 views
(a) A bathroom scale has a spring that is compressed by 1.50 cm when a 165 kg person stands on the scale. Assuming the spring is
1. 1 answer
2. asked by Justin
3. 1,422 views
While taking a plane flight to a meeting, a physicist decides to do a mental calculation of how much fuel the plane would
1. 1 answer
2. asked by Justin
3. 1,352 views
If x + 1 = 23, what is the value of 3x + 3 ?
1. 2 answers
2. asked by Nicole Wilson
3. 1,294 views
A particle is moving along the curve y=5 sqrt (2x+6). As the particle passes through the point (5,20 , its x-coordinate
1. 1 answer
2. asked by Anonymous
3. 1,234 views
In a serious accident, nuclear power plants reactor vessel cracks and all of the cooling water drains out. Although nuclear
1. 1 answer
2. asked by trina
3. 1,099 views
A spring has a length of 0.190 m when a 0.300 kg mass hangs from it, and a length of 0.750 m when a 2.80 kg mass hangs from it.(
1. 1 answer
2. asked by Justin
3. 1,035 views
consider a circle of radius 1, and corresponding inscribed and circumscribed polygons with the number of sides n = 3, 4, 5, 6,
1. 1 answer
2. asked by james
3. 1,034 views
The manager of a money market fund has invested $4.2 million in certificates of deposit that pay interest at the rate of
1. 2 answers
2. asked by Brian
3. 992 views
how does aldersterone maintain homeostasis of extra cellular fluid?
1. 0 answers
2. asked by Anonymous
3. 963 views
The standard costs and actual costs for direct labor for the manufacture of 2,500 actual units of product are as follows:Standar
1. 0 answers
2. asked by Anonymous
3. 935 views
Can you please tell me how to solve for the following?Pedro took an exam in a class in which the mean was 64 with a standard
1. 1 answer
2. asked by Sandra
3. 932 views
what is the quotient of. please show step by stepx+4/x-1 / x^2+x/x-1
1. 1 answer
2. asked by Alaska Diamond
3. 905 views
a 35.6g sample of ethanol (c2h5oh) is burned a bomb calorimeter, according to the following reaction. If the temperature rose
1. 0 answers
2. asked by and6260
3. 881 views
Which amendments...-Extended civil rights? -Extended individual rights (including voting rights)? -Prohibited certain practices
1. 1 answer
2. asked by Anonymous
3. 876 views
The standard costs and actual costs for factory overhead for the manufacture of 2,500 units of actual production are as follows:
1. 0 answers
2. asked by Anonymous
3. 873 views
0.460 kg mass suspended from a spring oscillates with a period of 1.50 s. How much mass must be added to change the period to
1. 1 answer
2. asked by Justin
3. 816 views
b. Now suppose that the gross national debt initially is equal to $2.5 trillion and the federal government then runs a deficit
1. 1 answer
2. asked by brian
3. 812 views
There are 8 standard classifications of blood type. An examination for prospective laboratory technicians consists of having
1. 0 answers
2. asked by Gina
3. 793 views
What is the volume of a box that can be created from a sheet of metal that measures 12 inches by 30 inches? Assume there is no
1. 2 answers
2. asked by Steve
3. 783 views
purpose of sphere of influence of organisation that renders a service in an area eg. clinic, hospital
1. 5 answers
2. asked by chauke wisani
3. 778 views
Thermite mixtures are used for certain types of weldings and the thermite reaction is highly exothermic. Given delta H= -852
1. 0 answers
2. asked by sharmaine
3. 749 views
The length of a side of a square is fifteen less than four times the length of a side of a second square. The perimeter of the
1. 1 answer
2. asked by vincent
3. 707 views
A thirty-year U.S. Treasury bond has a 4.0 percent interest rate. In contrast, a ten-year treasury bond has an interest rate of
1. 1 answer
2. asked by Jon
3. 699 views
True or False. Help please!Statistics' students of a class of Lyceum want to calculate the average number of chocolate pieces in
1. 0 answers
2. asked by Andrew
3. 689 views
The base of an isosceles triangle is four less than the sum of the lengths of the legs. If the perimeter of the triangle is 44,
1. 1 answer
2. asked by vincent
3. 682 views
Moon Shoe Factory is an investment center and is responsible for all of their net income and the use of their assets. In 2012,
1. 1 answer
2. asked by Tee
3. 681 views
The St. Augustine Corporation originally budgeted for $360,000 of fixed overhead. Production was budgeted to be 12,000 units.
1. 0 answers
2. asked by Anonymous
3. 680 views
Calculate the net work output of a heat engine following path ABCDA in Figure 14.30, where horizontal axis is V and each unit is
1. 1 answer
2. asked by Justin
3. 649 views
Find the inverse Laplace transform of the following function:F(s)=(9+s)/(4-s^2)
1. 1 answer
2. asked by Elyse
3. 640 views
At noon, ship A is 30 nautical miles due west of ship B. Ship A is sailing west at 23 knots and ship B is sailing north at 17
1. 1 answer
2. asked by Anonymous
3. 640 views
Niccolo Machiavelli, author of "The Prince", is considered to be the first modern political theorist. Why is Machiavelli
1. 1 answer
2. asked by tea
3. 637 views
Thermite mixtures are used for certain types of weldings and the thermite reaction is highly exothermic. Given delta H= -852
1. 0 answers
2. asked by sharmaine
3. 626 views
In a horse race, how many different finishes among the first 3 places are possible if 10 horses are running.
1. 2 answers
2. asked by Jim
3. 626 views
A pendulum with a bob of mass 30g is lifted to height of 5.00cm above its lowest point and allowed to fall so that collides
1. 1 answer
2. asked by Eryy
3. 618 views
STANDARD: Put into a clean 250 mL volumetric flask exactly ..... 0.90 mlof 1.00 mM iodate STANDARD. Add an excess of 1M KI and
1. 5 answers
2. asked by faruk
3. 618 views
Calculate the net work output of a heat engine following path ABCDA in Figure 14.30, where horizontal axis is V and each unit is
1. 0 answers
2. asked by Justin
3. 597 views
Solve the differential equation by using Laplace transforms. Find the particular solution that satisfies them of:y''+2y'+y
1. 1 answer
2. asked by Elyse
3. 593 views
A storage shed is in the shape of a square. A builder increases the length of one side of the shed by three feet and decreases
1. 2 answers
2. asked by vincent
3. 583 views
the index of refraction of ruby is less than the index of refraction of diamond, Why?
1. 0 answers
2. asked by silent_klr
3. 576 views
Female admitted for chronic diarrhea and dehydration history of herpes zoster right upper extremity leading to monoparesis she
1. 3 answers
2. asked by Anonymous
3. 568 views
a major goal of any curriculum is to enable children to become:a. divergent thinkers b. mature adults c.self focused d. humanist
1. 0 answers
2. asked by Anonymous
3. 553 views
Find the inverse Laplace transform of the function: F(s)=1/(s(s+1)(s+2))
1. 1 answer
2. asked by Amy
3. 543 views
You hit a 0.2 kg golf ball up at 40o from the horizontal. It travels for 4.86 s and stops on an elevated green 10 m above its
1. 1 answer
2. asked by Anonymous
3. 540 views
Two boys and their father are balance on a seesaw. The father, 70kg, sits on one end 0.65m from the center of the seesaw while
1. 3 answers
2. asked by Me
3. 538 views
When air expands adiabatically (without gaining or losing heat), its pressure P and volume V are related by the equation
1. 2 answers
2. asked by Anonymous
3. 524 views
Household hydrogen peroxide is an aqueous solution containing 3.0% hydrogen peroxide by mass.What is the molarity of this
1. 0 answers
2. asked by jan
3. 521 views
From a standard 52 card deck, how many 5-card hands will have all hearts?
1. 1 answer
2. asked by Jim
3. 518 views
Two boys and their father are balance on a seesaw. The father, 70kg, sits on one end 0.65m from the center of the seesaw while
1. 2 answers
2. asked by Me
3. 506 views
Help with the following ones:2-1-4, 2-2-1, 2-2-3, 2-2-4, 2-2-5 Q2_1: QUIZ 2, PROBLEM #1 The shaft ABC is a solid circular
1. 1 answer
2. asked by AMK
3. 501 views
Two boys and their father are balance on a seesaw. The father, 70kg, sits on one end 0.65m from the center of the seesaw while
1. 2 answers
2. asked by Me
3. 499 views
In this problemThe composite beam AB, of length L=2m, is free at A (x=0) and fixed at B (x=L) and is composed of a round
1. 2 answers
2. asked by 11YearsOldMITStudent
3. 494 views
Two Wheeler-Dealer Bike Shop has a 22-inch off-road racer on sale this month for $239.95. If the original price of the bike was
1. 1 answer
2. asked by April
3. 482 views
an excuse is ?a.a valid reason for not buying b.a weak reason for not buying c.always stated more than once d.the same as an
1. 3 answers
2. asked by susue
3. 481 views
There are 48 more chicken nuggets than fish nuggets on the plate. After some cildren ate 12 chicken nuggets and 12 fish nuggets
1. 2 answers
2. asked by Anonymous
3. 470 views
(a) What is the best coefficient of performance for a heat pump that has a hot reservoir temperature of 50.0°C and a cold
1. 0 answers
2. asked by Justin
3. 466 views
(a) How much heat (J) flows from 1.00 kg of water at 46.0°C when it is placed in contact with 1.00 kg of 18°C water in
1. 0 answers
2. asked by Justin
3. 465 views
You pipet your UNKNOWN into a reaction tube.... 4.00 mLAdd a "boat" containing Manganese Dioxide, MnO2 Set up the gas collection
1. 1 answer
2. asked by faruk
3. 460 views
If there are 366 volumes of a book and each volume comes once a week, lets say there have been already 307 volumes out then how
1. 1 answer
2. asked by Rin yamaguchi
3. 454 views
Write the form of the partial fraction decomposition of the function do not determine the numerical values of the coefficients.
1. 1 answer
2. asked by April
3. 448 views
discuss the reasons for Martin Luther’s break with the Catholic Church and his “radical” views on the role of the Papacy,
1. 1 answer
2. asked by tea
3. 444 views
consider a circle of radius 1, and corresponding inscribed and circumscribed polygons with the number of sides n = 3, 4, 5, 6,
1. 1 answer
2. asked by Rachel
3. 433 views
(a) How much heat (J) flows from 1.00 kg of water at 46.0°C when it is placed in contact with 1.00 kg of 18°C water in
1. 0 answers
2. asked by Justin
3. 432 views
(a) How much heat flows from 1.00 kg of water at 46.0°C when it is placed in contact with 1.00 kg of 18°C water in reaching
1. 0 answers
2. asked by Justin
3. 431 views
Calculate the relative concentrations of o-ethylbenzoic acid (pKa 3.79) and potassium o-ethylbenzoate that are needed to prepare
1. 1 answer
2. asked by amber
3. 429 views
Use the fact that L{f'}=sF-f(0) to derive the formula for L{cosh at}
1. 1 answer
2. asked by Sara
3. 412 views
How much space does the dining area take up?100 guests, each guest requires 3m2 in the dining area, the average mass of each
1. 1 answer
2. asked by Bob
3. 409 views
When 1.60 multiplied by 105 J of heat enters a cherry pie initially at 20.0°C, its entropy increases by 470 J/K. What is its
1. 0 answers
2. asked by Justin
3. 407 views
I flipped a coin 25 times. So since I got heads 15 times, does that mean that the percent of times i got heads is 60%? Yes or no
1. 1 answer
2. asked by Anonymous
3. 404 views
When 1.60 multiplied by 105 J of heat enters a cherry pie initially at 20.0°C, its entropy increases by 470 J/K. What is its
1. 0 answers
2. asked by Justin
3. 392 views
Using the identity:L{f(t)/t}=integral F(p)dp (s -->infinity), find the integral of: sin(t)/t dt (0-->infinity)
1. 1 answer
2. asked by Sara
3. 390 views
besides the pharmacist and co-workers,another important source of product knowledge is the?a.pharmaceutical company
1. 1 answer
2. asked by susue
3. 385 views
from a pack of 52 cards 2 cards are drawn,the first being replaced before second is drawn .find the probability that first is
1. 1 answer
2. asked by Anonymous
3. 381 views
if 2x^2+2x+ x = 2y and y(2)=-5 find y'(2) by implicit differentiation
1. 1 answer
2. asked by Anonymous
3. 378 views
The velocity of cylinder which is released from rest on Ө degree incline after it has rolled through a distance l is given by
1. 1 answer
2. asked by ripon
3. 376 views
Find center, vertices, foci.(x+4)^2/36 + (y-3)^2/100 =1
1. 2 answers
2. asked by tony
3. 376 views
When 1.60 multiplied by 105 J of heat enters a cherry pie initially at 20.0°C, its entropy increases by 470 J/K. What is its
1. 0 answers
2. asked by Justin
3. 375 views
Given that P=(-1,8) and Q=(-2,1), find the component form and magnitude of the vector 3 PQ.
1. 1 answer
2. asked by tony
3. 369 views
100 guests each guest needs 3 m2 of space average density of the area is 10kg/m2. how much space does the dining room take up?
1. 1 answer
2. asked by Bob
3. 366 views
I am a two digit even number. I am less than 30. When you list out all of my factors, they add up to 60. who am I?
1. 2 answers
2. asked by Matthew
3. 348 views
When 1.60 multiplied by 105 J of heat enters a cherry pie initially at 20.0°C, its entropy increases by 470 J/K. What is its
1. 0 answers
2. asked by Justin
3. 347 views
find the domain, target, and rule of the inverse functions:1. f(x)=(x+3)/(5x+2) 2. g(x)=1/square root of 2x-1
1. 1 answer
2. asked by jasmine
3. 341 views
Can someone help me simplify this rational expressionx^2-25 /x^2-3x-10 Please show step by step examples. thank you
1. 1 answer
2. asked by Alaska Diamond
3. 341 views
How would you analyze an audience for the topic: Should regulations for home schools be changed?
1. 1 answer
2. asked by sara
3. 329 views
What do you think is an effective way of fighting corruption?
1. 1 answer
2. asked by Dineo
3. 319 views
can someone help me find the difference of3/2x-1 - 5/2x-1 please show step by step process please
1. 1 answer
2. asked by Alaska Diamond
3. 314 views
x^2+x(x-5)-x+7
1. 1 answer
2. asked by babyc36
3. 276 views

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