Questions Asked on
August 18, 2010

Chemistry
2 SO2 + O2 > 2 SO3 What happens to the total volume when 3L of SO2 react with 2L of O2 to form the max. amount of SO3 possible?
asked by Renate 
math
Find (A upside down U B) upside down U C, given A = {s,e,t} B = {m,E} C = {f,r,e,e,}
asked by Luke 
physics
0.30 sec after seeing a puff of smoke rise from the starter's pistol the sound of the firing of the pistol is heard 100.0 m away. what is the velocity of the sound in m/s and in km/h?
asked by Anonymous 
algebra 1
What is 47.2% as a fraction or mixed number in simplest form?
asked by KT 
Math
You need to replace the molding around a floor that is 15 ft. long & 23 ft. 6 in. wide. The molding sells for $0.50 per ft.. How much will the molding cost?
asked by J 
math
two cars leave town at the same time. one travels west at 56 mph, and the other travels south at 42 mph. after one hour, how far apart are the cars?
asked by graciela 
science
Which of the statements below are true? a) The surface of the sun is over 10,000 degrees F B) The sun is hot enough to heat the earth and give light to the planets c) The sun will continue to burn for at least another 5 billion years d) all of the above
asked by ant 
Physics
A golfer, putting on a green, requires three strokes to "hole the ball." During the first putt, the ball rolls 5.8 m due east. For the second putt, the ball travels 2.3 m at an angle 20° north of east. The third putt is 0.50 m due north. What displacement
asked by yoyoma 
british literature
1. Determine the speaker's attitude in thee lines: "Lo, all our pomp of yesterday/is one with Nineveh and Tyre!" a. the speaker feels Britain's greatness is similiar to that of ancient cities. b. The speaker believes the greatness of Britain could
asked by samantha 
PreAlgebra
Courtnytravels south on her bicycle riding 8 miles per hour. One hour later, her friend Horacio starts riding his bicycle from the same location. If he travels south at 10 miles per hour, how long will it take him to catch Courtney?
asked by Ola 
Physics
If ^235U (235.043930 u) is struck by a neutron it undergoes fission producing ^144 Ba (143.922953 u), ^89 Kr (88.917630 u) and three neutrons (1.0086649 u). (a) Calculate the energy in MeV released by each fission reaction. (b) Calculate the energy
asked by Brianna 
PHYSICS
A 70 KG man is standing on a scale inside an elevator. Calculate the reading on a scale after the cable breaks and the elevator goes into free fall.
asked by Cassy 
math
a driver drove 50 miles in 50 minutes. how many miles per hour was he driving?
asked by graciela 
Algebra 2
Make a table with a process column to represent each pattern. Write an expression for the number of tiles in the nth figure. The picture is a column of squares that is 4X6. In each figure its subtracting a square.
asked by Abby 
Chemistry
The percentage composition of chlorine, by mass, in the compound K2PtCl4 is
asked by christine 
calculus
(a) Graph the parameterized curve described by x = 2sint, y = 3cost, 0
asked by Kevin 
Algebra
Find the indicated outputs for f(x)= 5 x(2)  4x. F(0)= f(1)= f(2)=
asked by Jackie 
Physics
On a safari, a team of naturalists sets out toward a research station located 6.3 km away in a direction 42° north of east. After traveling in a straight line for 2.2 km, they stop and discover that they have been traveling 23° north of east, because
asked by yoyoma 
leadership & ethical behavior
Explain the theoretical basis of ethical behavior?
asked by jon 
geometry
how many inches long is the radius of the largest circle that can fit inside a rectangle 18 inches long and 12 inches wide? An 84cm wire is cut into three pieces. the second piece is 4 cm longer than the first piece and the third piece is twice as long as
asked by graciela 
calculus
Find the parametrization for the left half of the parabola: y = x^2  4x + 3.
asked by Kevin 
grammar
is my capitalization right in this sentence: If you take interstate 10 and travel west, you will see Katy Mills one of the largest malls in Texas.
asked by lara 
4th grade
which of the 5 regions contain rich farmland in Arkansas and Louisiana created by Mississippi and Red Rivers?
asked by Jaden 
physics
A ball thrown straight up takes 5.80 seconds to go up and come back down to its starting point. Neglecting air resistance, how high (in m) does it go?
asked by Juan Carlos 
6th grade MATH
WHAT IS A COMPOSITE NUMBER AND WHY?
asked by TEE 
Math
How do I write 51 hours to 5 days as a ratio in the lowest term? Compared in hours.
asked by Jim 
MATH
How much larger than 327 is 609?
asked by BILL 
pre algebra
can you help me figure this question out? In a race with five people, Betty finished ahead of David, and the same number of people finished before Betty that finished after David. Adam finished before Charles,and Betty finished after Edward. Who finished
asked by hunter 
math
Estimate the answer by rounding as indicated. Estimate by rounding to the nearest ten. 72 + 46 + 26 + 95 + 33 = 272 272 = 280 Is this right?
asked by Sarah 
Physics
A football player runs the pattern given in the drawing by the three displacement vectors A, B, and C. The magnitudes of these vectors are A = 5 m, B = 13.0 m, and C = 16.0 m. Using the component method, find the magnitude and direction è of the resultant
asked by yoyoma 
geometry
find the height of the 32inch tv screen shown below. round your answer to the nearent tenth of an inch.
asked by graciela 
physics
How do i figure out the direction for this problem: A wire having a mass per unit length of 0.500 g/cm carries a 2.00 A current horizontally to the south. What is the direction of the minimum magnetic field needed to lift this wire vertically upward?
asked by blasting(right hand rule) 
math
if the radius of a pizza pie is 20 cm, what is the price of the pizza per area (cm sq.)?
asked by preap 
9th grade Math
what is the probabilty of spinning a divisor of 12?
asked by Brett 
science
The movement of the earth around the sun____. a) is one of the reasons for seasons b) results in the formation of day and night c) makes the sun rise in the east d) causes earthquakes e) cause the ice ages to reoccur Just need to know if my answer or right
asked by ant 
math
a driver drove 50 miles in 50 minutes. how many miles per hour was he driving?
asked by graciela 
US History: Ms. Sue
For Booker T. Washington v W. E. B. DuBois, I don't get DuBois' method... did he want African Americans to gain rights right away?
asked by Amy~ 
grammar
im confused if "earth" should be spelled with an uppercase. i would think so but just wanna make sure Hawaii has some of the most beautiful beaches on the earth. thanks :)
asked by lara 
com 155
my assignment is: Use at least five adverbs and five adjectives to write a 150 to 300word review of a movie, sporting event, musical performance, or television show. · Bold all adverbs. · Underline all adjectives. · Compare the event to one or more
asked by confused by adverbs and adjectives 
science
At noon on June 21, the vertical ray of the sun strikes the earth_______. a) in the southern hemisphere (23.5*S) b) at the North Pole (90*N) c) at the South Pole (90*S) d) at the equator (0*) e) in the northern hemisphere (23.5*N) Just need to know if my
asked by ant 
Physics
The left ventricle of the heart accelerates blood from rest to a velocity of +27 cm/s. (a) If the displacement of the blood during the acceleration is +2.3 cm, determine its acceleration (in cm/s2). (b) How much time does it take for the blood to reach its
asked by yoyoma 
statistics
if the equation for the regression line is y1=6x8,what is the result in a predicted value for y if the value of x =4
asked by Anonymous 
Physics
A jogger travels a route that has two parts. The first is a displacement A of magnitude 2.70 km due south, and the second involves a displacement B that points due east. What is the direction of A + B relative to due south? ° What would be the direction
asked by yoyoma 
Chemistry
Explain why the type of metal used in creating fireworks determines the colour seen when the fireworks are set off. Discuss what occurs within the metal atoms.
asked by christine 
spanish
is senorita rosa Miss. or Mrs. or does it matter?
asked by hunter 
math
Given the following sets, select the statement below that is NOT true. A = {s, i, r}, B = {r, i, s, e}, C = {r, i, s, k, e, d}
asked by Katherine 
health
200300 response summarizing health communication technologies Provide any personal experiences in usin or viewing the use of these technologies How will these health communication technologies change the field of heathcare as their use becomes more
asked by Anonymous 
calculus
Area of a sail. The area in square meters for a triangular sail is given by A(x) = x2 + 5x+ 6. a) Find A(5). b) If the height of the sail is x+3 meters, then what is the length of the base of the sail?
asked by Anonymous 
science
Our solar system consists of_____? a) the moon and the planets b) the sun and the planets c) the sun and the moon d) the sun and the planets with their moons Just need to know if my answer or right or wrong. Thanks! :) d
asked by ant 
science
The deepest layers of the earth is called the inner Just need to know if my answer or right or wrong. Thanks! :) inner core
asked by ant 
US History
Compare and contrast the initial formation of two states—Virginia and Pennsylvania—by evaluating and listing the similarities and differences of the first state constitution for each state. Identify the date of each constitution and consider the events
asked by Chris 
geometry
larry painted 1/3 of the fence.Lionel painted 3/5,Lester painted the final 40ft.How long waz the fence
asked by Anonymous 
criminal justice
Explain the theoretical basis of ethical behavior and explain the basic elements of normative ethical theory to justify behaviors or situations confronting leaders and managers in decisionmaking processes.
asked by jon 
Structures and Functions of the Human Body
Heart disease is the leading cause of death in the U.S. Imagine you are teaching a class on heart health. Identify three main topics you would cover in your class. Then, choose one of the topics and explain in 12 paragraphs why it is important to the
asked by Tina 
science
elements can be classified as metals, nonmetals, and _______. Is the answer alki metals.
asked by Tyriq 
math
how many ways are there to chose a three digit lottery number? numbers like 003,014,222,232 or 123 are all allowed.
asked by Bob 
Chemistry
If the percentage yield of a reaction was 78.51% and the theoretical yield was 288.0 g, what was the actual yield?
asked by christine 
Algebra
there are 3 corners in a triangle. one is 44 degrees, another is 4x degrees, and the other is (2x+16) degrees. find the value of x
asked by Libby 
physics
2.) A horizontal force of 100 N is required to push a piece of furnisher across a floor at a constant velocity. (a.) What is the net force acting on the furniture?
asked by Anonymous 
spanish
how would we say this spanish word in english? dona Josefina?
asked by hunter 
psychology
describe why it is important to consider the 3 domains of development during the study of adult development
asked by Anonymous 
spanish
how do you write senora garcia in english. Is it Mrs. Garcia?
asked by hunter 
3rd grade science
All living things respond in certain ways to ______ in their environment. A.. Changes B.. Respond C.. React
asked by mary 
AP US History
C. Identification Supply the correct identification for each numbered description. 1._____ Extended period when glaciers covered most of the North American Continent. 2._____ Staple crop that formed the economic foundation of Indian Civilization. 3._____
asked by OMG 
Algebra
In 1994, the life expectancy of males in a certain country was 64.8 years. In 2000, it was 67.5 years. Let E represent the life expectancy in year t and let t represent the number of years since 1994. E(t)=______ t + ______. Use the function to predict the
asked by Jackie 
French
what does this mean? "Quelle est ta matiere scolaire preferee? thanks:)
asked by Rebekah 
math
How do I start off this equation? Using correct mathematical notation and symbols, express the following in set builder notation: Z = {4, 5, 6, 7, 8, 9, 10, 11}
asked by Madison 
Business Communications
When someone complains about a problem, is it a good idea to quickly suggest a solution? A. Yes, because a quick suggestion show you think quickly. B. Yes, because offering a solution shows that you care about the other person. C. No, because the other
asked by Rain Misoa 
algebra
Which of the following is not a step used when graphing the equation y = −x + 8 using the slopeintercept method? Explain the correct order of steps needed to graph this equation, using the slopeintercept method. Plot the xintercept (32, 0). Plot the
asked by courtney 
childcar
1. The children in your class are working on an art oriojectthat requiresthe children to use a standard hair dryuer . Of the following locations, whioch one woukld be the safest place to put the hair dreyer while the children are working o the project? A.
asked by action 
Algebra
Evaluate p=q for p=80 and q = 1 ___ 9
asked by Jackie 
physics
During a lift off , the thrust a rocket produces must overcome the force of gravity in order to lift the rocket off the ground. If a rocket with a mass of 5kg produces a force of 180N, how fast will the rocket be travelling 3 seconds after ignition?
asked by Cassy 
math
on the illinois state tax form, numbers are to be rounded to the nearest dollar. if heather earned $8265.53 at her parttime job, what number would she enter on the form for earmings?
asked by graciela 
biochemistry
A cellular structure is composed of 20 proteins that have identical structures. How many gene products are required to form this structure?
asked by edd 
Science
The lines of magnetic force generated by the fluid motions of the earth's core result in the formation of the_____. a) North Pole b) north magnetic pole c) magnetic north and south pole d) North and South Poles Just need to know if my answer or right or
asked by ant 
math
explain why 24,005 is greater than 8,999
asked by Rhoda 
Physics
in a compressed spring, energy is in the form of (a) kinetic energy (b) potential energy (c) chemical energy (d) sound energy
asked by Anonymous 
calculus
Let f(x)= Cube root(x + 2) and g(x) = x^3  2. Which of the following are true? I. g(x) = f^1(x) for all the real values of x. II. (f£»g) (x) = 1 for all reak values of x. III. The Function is onetoone.
asked by Kevin 
scinec
We measure the distance between stars in light years. A light years is the distance that light travels in one years (about 6 trillions miles). a) true b) false Just need to know if my answer or right or wrong. Thanks! :) true
asked by ant 
leadership and etichal decision making
You are excited about your new position as compliance officer at ECG because this is your first role as a member of a senior executive team. You have the enviable opportunity to be a critical part of ECG’s growth as the leader who will standardize,
asked by jon 
7th grade
I am trying to unscramble ecrfenine in my science homework and cannot get an answer. My mom has read the whole chapter as well with me and we cannot find it. It has to do with scientific method.
asked by kaitlyn 
physics
Dependence on imported oil is the largest crisis. The United States alone consumes at least 25 percent of the worlds oil and about 70 percent of that is imported. Oil, coal, and natural gas together supply at least 85 percent of the world energy supply
asked by Anonymous 
English
In the below sentence: Where would be a good place for Jocelyn, Eli, and me to have brunch on the southside/downtown? the rules I remember say to use "me," but "I" sounds better. Please tell me which is correct. Also, when I am talking about the southside
asked by Mary 
math
The syetem said my answere was incorrect, let me refrase the question. write the ratio as a fraction in the lowest term. compare in hours 51 hours to 5 days
asked by Jim 
Chemistry
How could hard water decrease the efficiency of your kettle?
asked by christine 
geometry
how many inches long is the radius of the largest circle that can fit inside a rectangle 18 inches long and 12 inches wide?
asked by graciela 
chemistry
How can you tell if an acid is ionic or covalent?
asked by Cindy 
Math
Find the vertex of F(x) by using the formula for the xcoordinate of the vertex. F(x)= 4x^2  3x  6 I don't exactly understand this question. could someone clear it up and help me solve it? Thanks!!
asked by Jenny 
accounting
is it ethical to change accounting methods every year
asked by michael 
algebra
please i need help factoring these problems....20xy, 36g^2h^2, and 44m^2n
asked by savannah 
science
Animal cells and plant cells have an outer covering, a _____. Their control center is called a _______.
asked by travis 
science
In the United States, the month with the shortest length of daylight is_____? a) January b) June c) December d) April e) October Just need to know if my answer or right or wrong. Thanks! :) c
asked by ant 
Algebra II
Two algebra II questions... simple, i believe? give a numerical example to show that subtraction is not commutative. and give a numerical example to show that subtraction is not associative. thanks(:
asked by Brian 
Algebra
The equation y = 1777x + 27,152 can be used to predict the number y of gun deaths in the United States. x years after 2000, that is x=0 corresponds to 2000: x = 2 corresponds to 2002, x = 5 corresponds to 2005, and so on. Preddict the number of gun deaths
asked by Jackie 
Chemistry
List three ways in which human activities have contributed to the production of gases that dissolve in water to form acid precipitation
asked by christine 
physics
The politicians and the news media often warn us of an impending energy crisis. What is the crisis, what can be done about it, and how do you feel about it?
asked by Anonymous 
MATH
HOW LONG WILL IT TAKE A CAR BEING DRIVEN AT A SPEED OF 15 MILES PER HOUR TO TRAVEL 26,400 FEET? AN OBJECT MOVING AT A RATE 0F 15 MILES PER HOUR TRAVELS 22 FEET IN ONE SECOND.
asked by BILL 
Algebra
Amy paid 72.44 for a pair of shoes during a 25% 0ff sale. What was the regular price?
asked by Jackie 
physics
A uniform magnetic field of B = 3x10−4 T points in the positive x direction. A charge of 6 μC is fixed at the origin and a charge of −3μC is fixed at (2,0) on the x axis. A charge of 4 μC travels on the y axis at 5.0 x 106 m/s. Neglecting gravity,
asked by thegame 
accounting
who is hurt when accounting methods are changed often?
asked by michael 
science
Very hot, liquid iron and sulfur are found 1,800 miles deep in the earth in the _____.? a) inner core b) mantle c) outer core d) crust Just need to know if my answer or right or wrong. Thanks! :) c
asked by ant 
science
A total solar eclipse means that no sunlight reaches a certain area on earth. true false Just need to know if my answer or right or wrong. Thanks! :) true
asked by ant 
algebra
i have got a lot of math problems to do...if you can just help me with 3 of these problems...i could do the rest...thank you so much!! factor each expression::: 1. 20xy 2. 36g^2h^2 3. 44m^2n
asked by savannah 
science
An earth satellite in an elliptial orbit moves with a) slower speed as it ages b) none of the above c) constant speed d) faster speed as it ages Just need to know if my answer or right or wrong. Thanks! :) b or d but im strongly going for D but i could be
asked by ant 
science
scientists do their experimental tests more than once, so they can reduce the effects of chance errors is called conducting __________?
asked by mike 
math
use a flow map to help you figure out the missing number. be sure to use arrows to show the direction of your map, and make sure you have a title. clue 1 i am a multiple of 3 clue 2 i am between the numbers 15 and 36 clue 3 when you add my two numbers
asked by keith 
5th grade
use a flow map to help you figure out the missing number. be sure to use arrows to show the direction of your map, and make sure you have a title. clue 1 i am a multiple of 3 clue 2 i am between the numbers 15 and 36 clue 3 when you add my two numbers
asked by keith 
math
How many ways are there to choose a threedigit lottery number? Note that numbers like 003, 014, 222, 232 or 123 are all allowed. 1000 720 240 None of the above Explain your answer and how you came to that conclusion.
asked by M.A. 
Chemistry
What is the difference between inference and observation?
asked by christine 
medical information management
the average length of stay at hope hospital is less than 30 days which is the best represents hope hospital /
asked by shaeequa bolden 
algebra
can someone help me factor these expressions... 40xy and 36m^2g^2
asked by sheila 
Chemistry
Explain what will happen to the volume of a gas as the pressure on that gas is increased. Assume that the temperature and amount of gas remain constant.
asked by christine 
college
I have initial and final gauge length and diameter and also have max load. Now i have to draw stress strain diagram. I know how to draw that graph but i a not provided with failure load or yield load so i am not sure how to graph. Appreciate any help.
asked by Nick 
science
Among elliptical orbits, some more circular than others. false true Just need to know if my answer or right or wrong. Thanks! :) true
asked by ant 
math
Place the digits 1,2,3,7, and 8 in a division problem, how would you place them to find the greatest quotient?
asked by Sarah 
math
Provide the missing representations. Visual: ? Numerical: ? Graphic:? 0 1 2 3
asked by Luke 
science
A falling star is really a ______burning up in the atmosphere of the earth. Just need to know if my answer or right or wrong. Thanks! :) meteor
asked by ant 
accounting
what accounting principle would changing accounting methods violate?
asked by michael 
probability
a jar holds 20 red lollys, and 30 blue lollys. if you draw a lolly without looking, what is the probability that it is a red lolly??
asked by Shell 
Physics
if you push a wall with a force of 50N, the work you do is...... (a)500J (b)5000J (c)50J (d)zero
asked by Anonymous 
Science
For any mass m located anywhere in the universe, F=mg is the formula that tells the gravitational attraction between m and the earth, true false Just need to know if my answer or right or wrong. Thanks! :) False
asked by ant 
6th grade
what can i unsramble form itvbarnoeso
asked by Anonymous 
Physics
A runner accelerates to a velocity of 5.28 m/s due west in 3 s. His average acceleration is 0.635 m/s2, also directed due west. What was his velocity when he began accelerating?
asked by yoyoma 
science
Tycho Brache came to the wrong conclusions about the motions of the planets; so all his years of work were? wasted. a) true b) false Just need to know if my answer or right or wrong. Thanks! :) false
asked by ant 
Chemistry
Would distilled water conduct electricity? Why or why not?
asked by christine 
New Jersey
What is Atlantic City like nowadays? Is it a nice place to visit? I might not like it there.
asked by AL 92 
Algebra
Soybean meal is 12% protein, cornmeal is 6% protein. How many pounds of each should be mixed in order to get 240lbs, mixture that is 8% protein
asked by Jackie 
math
together two computers cost $2700 per year to rent. if one costs twice as much as the other, what is the monthly cost of the most expensive one?
asked by graciela 
math
Identify the property of multiplication of whole numbers that is illustrated in the following. 3 * 1 = 3
asked by Sally 
com156
How does prewriting affect the success of an essay?
asked by shanta 
spelling or english
what is a antonym for wordt
asked by ceeecee 
physcis
can we only have uniform electric field in flux only
asked by blasting 
Physics
A car and a truck travel with same velocity, the car has more kinetic energy. True or false
asked by Anonymous 
Physics
the work done by the earth in moving round the sun is..................
asked by Anonymous 
science
The earth's magnetic shield has? a) appeared only recently b)disappeared for short periods of time c)caused the earth's land masses to drift apart d)little effect on life this planet e)existed since the planet cooled Just need to know if my answer or right
asked by ant 
science
Newton applied his laws of motion to the problem of the motions of the planets. He assumed that it was gravity that held them in their orbits, true false Just need to know if my answer or right or wrong. Thanks! :) true
asked by ant 
spanish
how do you write don pablo in english? Is it Mr. Pablo. and senor Gomez in english if the last name is gomez Mr. Gomez?
asked by hunter 
Environmenta Education
what is animal husbandry?
asked by Anonymous 
college
explain why the graph of f(x)=(x+3)^24 looks similar to graph of f(x)=x^2
asked by tim 
science
All living things respond in certain ways to _____ in their environment.
asked by mary 
ALGEBRA
putting function machines in order. completely don't understand.
asked by STEPHANIE 
math
In 2000 1/3 of all births in the US were to unmarried women. IF there were 1,352,938 births to unmarried women then how many births were in 2000?
asked by Brett 
science
There are ______planets that we know about in our Solar System. Just need to know if my answer or right or wrong. Thanks! :) planets
asked by ant 
MATH
WRITE IN DIGITS EIGHT BILLION TWO.ANSWER SHOULD BE 8,200,000,000
asked by BILL 
childcare
some child phychologists hace oncluded that is the stongest predictor of both scholastic and career achievement. A. physical illness B. respect for authoirity C. emotional wellbeing D. inherited intelligence (My answer C) 2. a chikld's ability to jum for
asked by action 
English/ Writing
I have to persuade my teacher in an essay that a dog is an apple or that an apple is a dog. I can't think of any ways that a dog is like an apple and visa versa. Help!
asked by Allison 
7th grade
The diameter of a spider's thread is 1.0 x 10 3 inch. Write the number in standard form.
asked by Kaylee 
science
which year would you predict produced the greatest percentage of fish? 1970, 1975, 1993, 1980, 1960
asked by pashion 
geometry
find the difference between the volume of the cylinder 3in radius, long 7 and the volume of the rectangular long 8in wide 5in and 4in.round your answer to the nearest cubic inch.
asked by graciela 
Physics
the total amount of energy possessed by a body always remains.............
asked by Anonymous 
social studies
the years between 5001500 AD were called?
asked by dale 
French
How do you say "I prefere track" interms of the sport and not the actual track. I know how to say I prefer and I know that track has the word l'athletisme(sp?) but I'm not sure what come before. Is it faire or jour and is it du after that? Thanks:)
asked by Rebekah 
math
Find (A ¿ B) ¿ C, given A = {s, e, t}, B = {m, e}, and C = {f, r, e, e}.
asked by Luke 
science
The moon revolves around the____. Just need to know if my answer or right or wrong. Thanks! :) earth
asked by ant 
physics
does flux depends on electric field or just the enclosed charges only
asked by blasting 
Physics
the mechanical energy of a body is the difference of its KE and PE. true or false
asked by Anonymous 
precal
find all the roots of x^48x^2+5.
asked by john2 
math
create a table showing time and distance from a word problem
asked by sarah 
science
what are inferrences based on?
asked by colton 
algebra
3+k=m
asked by hunter 
Physics
..........is consumed whenever work is done.
asked by Anonymous