Questions Asked on
January 16, 2010

heat of vaporization
Suppose that 1.00 g of rubbing alcohol (C3H8O) evaporates from a 54.0 g aluminum block. If the aluminum block is initially at 25 C, what is the final temperature of the block after the evaporation of the alcohol? Assume that the heat required for the
asked by Kyle 
physics
A uranium nucleus 238U may stay in one piece for billions of years, but sooner or later it decays into an a particle of mass 6.64×10−27 kg and 234Th nucleus of mass 3.88 × 10−25 kg, and the decay process itself is extremely fast(it takes about
asked by Anonymous 
physics
According to Newton's version of Kepler's third law, how would the ratio T^2/r^3 change if the mass of the Sun were doubled?
asked by kendra 
Thomas Paine
The cause of America is in a great measure the cause of all mankind. Many circumstances hath, and will arise, which are not local, but universal, and through which the principles of all Lovers of Mankind are affected, and in the Event of which, their
asked by Kelly 
math
Every day a commuter takes a train that arrives at her station at precisely 6:00 pm. She is met at the station by her husband, who also arrives at precisely 6:00 pm. He always drives the same route to the station and never varies his speed. One day the
asked by Sahana 
history
o What were Americans afraid of during the Cold War? o How did the alliances formed during World War II change after World War II because of the Cold War? o How did Cold War ideology and policies affect U.S. foreign policy from the 1940s through the 1950s?
asked by Anonymous 
AP Physic
Hi there I am having a lot of trouble trying to figure out this homework problem and I really need help. This problem is dealing with wave motion and I do not know how to set up the formula to get the correct answer. Please help me and show some steps how
asked by shylo 
physics
during space flight, astronauts often refer to forces as multiples of the force of gravity on earth's surface. what does a force of 5g mean to an astronaut?
asked by kendra 
Finance
Has the buildup in plant and equipment been financed in a satisfactory manner? Briefly discuss.
asked by Anonymous 
physics
A uranium nucleus 238U may stay in one piece for billions of years, but sooner or later it decays into an a particle of mass 6.64×10−27 kg and 234Th nucleus of mass 3.88 × 10−25 kg, and the decay process itself is extremely fast(it takes about
asked by Anonymous 
Statistics
Statistics students were asked to go home and fill a 1cup measure with raisin bran, tap the cup lightly on the counter three times to settle the contents, if necessary add more raisin bran to bring the contents exactly up to the 1cup line, spread the
asked by Faye 
Math
A person takes a simple interest loan at 7.5%. After 6 months, the amount of interest on the loan is $69.64. What was the amount of the loan? Please help me. I have been working on this for awhile.
asked by Anonymous 
Math
Is my answer correct? The population of a city is 160,000 and is increasing at a rate of 1.5% each year. Approximately when will the population reach 320,000? My answer is approximately 46 years. Is that right? Thx
asked by Kellie 
psy
Mean Score on Four Questionnarie Scales Before and After the Experimental Manipulation.Questionnaire Before After Change Dominance 18.42 16.31 2.11 Independence 17.25 21.38 4.13** Conformity 18.97 17.20 1.77* Nurturance 16.11 13.89 2.22* * p
asked by Anonymous 
physics
You do a certain amount of work on an object initially at rest, and all the work goes into increasing the object's speed. If you do work W, suppose the object's final speed is v. What will be the object's final speed if you do twice as much work? 1. 4 v 2.
asked by Anonymous 
Math
How many Positive integers are between 200500 that are divisible by the integers 4,6,10,12?
asked by Lora 
spanish ab
some one asked me , a que le tiras what dose that mean ?
asked by reina 
physics  another question
Sam is sitting in her fishing boat watching a trout swim below the surface. She guesses the apparent depth of the trout at 2.0m. She estimates that her eyes are about 1.0 m above the water's surface, and that the angle at which she's observing the trout is
asked by Sarah N H 
Math
How many Positive integers are between 200500 that are divisible by the integers 4,6,10,12?
asked by Flarina 
physics
A uranium nucleus 238U may stay in one piece for billions of years, but sooner or later it decays into an a particle of mass 6.64×10^−27 kg and 234Th nucleus of mass 3.88 × 10^−25 kg, and the decay process itself is extremely fast(it takes about
asked by Anonymous 
math
a circle has a circumference of 110.6mm find diameter to the nearest tenth A.35.2mm b.36.2mm c.37.2mm d.38.2mm
asked by makeeda 
physics  power(1)
A grocer lifts an 8.0kg carton from the floor to a height of 0.80 m in 5 sec. Calculate the power of man.
asked by Mota 
maths
Using the digits 1, 2, 3 & 4 each once only, and as many +, , x, / and brackets as you need, try to make as many different numbers as you can, starting at 0, 1, 2 .... Which is the first number that you cannot make? My answer is 3. Which is the largest
asked by shelby 
world history
How did the Reformation in England effect the colonization of the New World?
asked by sally 
math
convert 4.2g= kg A)0.42kg B)0.042kg C)0.0042kg d)0.00042kg
asked by makeeda 
math
convert 48in= ft A)3ft B)4ft C)5ft D)6ft
asked by makeeda 
math
find the volume of a pyramid whose base is 6ft by 5ft and has an 8ft height a. 50 ft3 b. 60 ft3 c. 70 ft3 d. 80 ft3
asked by makeeda 
algebra 2
Posted by hellogoodbie on Saturday, January 16, 2010 at 3:24pm. Posted by hellogoodbie on Saturday, January 16, 2010 at 2:59pm. How is this problem done? IF f(x)=2x^28x3 FIND f(2) algebra 2  bobpursley, Saturday, January 16, 2010 at 1:42pm Put in for x
asked by hellogoodbie 
Finance
anthony bought a boat 3 years ago, and at that time he put a down payment of $25000 cash. today he made the second and final payment of $28 300, which includes the interest on the balance owing. anthony financed his purchase at 6.35%/a, compounded
asked by diana 
psychology
how does erik erikson's psychosocial stages of development differ from freud's theory (psychosexual stages of development)?
asked by Anonymous 
Civics
For civics we have to do a community service project. I have decided to do something for the Haitian earthquake. Based on what I've read, money is better than supplies. So I'm looking for ways to raise money that are fun/require little effort on part of
asked by Alyce 
algebra
the perimeter of a rectangle is 78m the length is 6m more than twice the width I have the width at 18m and the length at 42m because 18*2=36+6=42 42+36=78 Am I correct? Thanks for any help
asked by Chrysanne 
chemistry
Select all cases in which the units comprising the solid are best classified as ions? P4 Mg(ClO3)2 Ge Pb(NO3)2 Ag C2H4O2
asked by tea 
physics  last question
Sam is sitting in her fishing boat watching a trout swim below the surface. She guesses the apparent depth of the trout at 2.0m. She estimates that her eyes are about 1.0 m above the water's surface, and that the angle at which she's observing the trout is
asked by Sarah N H 
litature
Need assistance with lit class checkpoint for week 8 rough draft of final paper for A raisin in the sun and the lottery Lit/210 wk 8
asked by Debby 
buisness
explain how social cultural differences ceate problems for walt disney in opening parks over seas
asked by ALEX 
physics  power(3)
A force of 48 N pushes a 2 kg object initially at rest a distance of 3m along frictionless horizontally surface. Find: A The work done on the object. B The power of the applied force.
asked by Mota 
math
a triangle has a base of 7ft and an altitude of 15ft. find it area to the nearest tenth a.52.5 ft2 b.53.5 ft2 c.54.5ft2 d.55.5ft2
asked by makeeda 
math
Let I denote the interval [0,oo). For each r ∈ I, define A={(x,y)∈ RxR:x^2+y^2=r^2} B={(x,y)∈ RxR:x^2+y^2
asked by Anonymous 
Statistics
Statistics students were asked to go home and fill a 1cup measure with raisin bran, tap the cup lightly on the counter three times to settle the contents, if necessary add more raisin bran to bring the contents exactly up to the 1cup line, spread the
asked by Kat 
Statistics
The fracture strength of a certain type of manufactured glass is normally distributed with a mean of 579 MPa with a standard deviation of 14 MPa. (a) What is the probability that a randomly chosen sample of glass will break at less than 579 MPa? (b) More
asked by Faye 
Rip Van Winkle
1.What did the story implies? (in history) 2.Why the author discuss about the relationship between England and America through the relationship between Rip and his wife?
asked by Kelly 
Physics
The equation of a wave along the xaxis is given as: ξ cm = 3.4 sin (1.16 x  0.85 t) in which ξ is the displacement. Units on the right hand side are 1/cm for К and 1/s for ω. Determine the the traveling speed of the wave. im assuming you get k=1.16
asked by Vlad 
Social Studies
compare and contrast the pros and cons of the following: (1) Integrated Social Studies Learning
asked by Anonymous 
international business
Explain the relation between trade and world output. Describe the broad pattern of international trade. If the nations of the world were to suddenly cut off all trade with one another, what products might you no longer be able to obtain in your country?
asked by confused 
algebra 2
How is this problem done? IF f(x)=2x^28x3 FIND f(2) algebra 2  bobpursley, Saturday, January 16, 2010 at 1:42pm Put in for x the value 2, and compute f(2) algebra 2  hellogoodbie, Saturday, January 16, 2010 at 1:47pm so is the answer f=21/2? if that
asked by hellogoodbie 
algebra 2
Posted by hellogoodbie on Saturday, January 16, 2010 at 2:59pm. How is this problem done? IF f(x)=2x^28x3 FIND f(2) algebra 2  bobpursley, Saturday, January 16, 2010 at 1:42pm Put in for x the value 2, and compute f(2) algebra 2  hellogoodbie,
asked by hellogoodbie 
algebra 1
What is the third term of a recursive sequence that follows the pattern x  7 and has a first term x = 100? May somebody explain the answer and how they got it? Thank you so much
asked by rachel 
Calculus
This is my first calculus class and I am lost on how to answer these. The book isn't giving me a clear explanation for help. Any help someone could provide would be great! 1. Use a reference triangle to find the given angle. cos 1 (1/2) give an exact
asked by Jarred 
english
Choose one significant, current issue, and specifically connect that issue to Oedipus The King. I just need help choosing the topic. Please help.
asked by Anonymous 
Accounting
If you can manipulate the balance sheet to paint a nice picture of earnings and financial position of a company, what B/S items would you choose to manipulate and how?
asked by Janice 
chemistry
Select all cases where the substance shown has a molecular dipole? (HO)2SO2 sulfuric acid CH3CF3 1,1,1trifluoroethane C4H8 cyclobutane OF2 oxygen difluoride CH3CH2CO2H propionic acid i know OF2 don't have dipole.
asked by bubble 
Finance
A new car depreciates an average of 22% in its first year of use. If the car was worth $16,000 when it was new, what will the car be worth after 1 year?
asked by landi 
child development
Explain the stages of social and moral development children experience from early childhood through adolescence. can you help me fond some information that answers this plz thank you
asked by scooby 
history
How did Cold War ideology and policies affect U.S. foreign policy from the 1940s through the 1950s?
asked by Anonymous 
math
convert 14qt= gal. A)1.5gal B. 2.5 gal c. 3.5 gal d.4.5gal
asked by makeeda 
calculus
USubstitution 1. 3x(sin^2((3x^2)+1)cos((3x^2)+1)dx 2. (x^3)(sqrt((3x^2)+1)) dx u = ((3x^2)+1) then?
asked by matt 
physics
light travels from ethanol intro crown glass. what's the brewster angle in this situation? illustrate your answer with a light ray diagram. what's the signifcance of this angle of incidence? n1=1.36for ethanol nR=1.52 for crown glass tanangleB=nR/ni
asked by Lora 
English
What are synonyms for "operational efficiencies"?
asked by Anonymous 
physics
light travels from ethanol intro crown glass. what's the brewster angle in this situation? illustrate your answer with a light ray diagram. what's the signifcance of this angle of incidence? n1=1.36for ethanol nR=1.52 for crown glass tanangleB=nR/ni
asked by Lora 
math
10x + 7  y= 0 This equation would be linear right?
asked by jess 
physics
Newton assumed that a gravitational force acts directly between Earth and the Moon. How does Einstein's view of the attractive force between the two bodies differ from Newton's view?
asked by kendra 
L.A
Write a friendly letter on protecting those you love. How should I start and end the letter? Thanks
asked by Shadow 
physics
Sam is sitting in her fishing boat watching a trout swim below the surface. She guesses the apparent depth of the trout at 2.0m. She estimates that her eyes are about 1.0 m above the water's surface, and that the angle at which she's observing the trout is
asked by Sarah N H 
Math
Find the values of the following: 66 and 2/3% of 100m sqaure
asked by vanessa marie 
grade 11 physics
Consider the optical interface between crown glass and ethanol. Under what conditions would total internal relfection be possible at this interface? ilustrate your answer with a light ray diagram. Okay so you need the angle of incidenc to be greater than
asked by Lora 
physics
You do a certain amount of work on an object initially at rest, and all the work goes into increasing the objectfs speed. If you do work W, suppose the objectfs final speed is v. What will be the objectfs final speed if you do twice as much work? 1.
asked by Anonymous 
physics
You do a certain amount of work on an object initially at rest, and all the work goes into increasing the object's speed. If you do work W, suppose the object's final speed is v. What will be the object's final speed if you do twice as much work? 1. 4 v 2.
asked by Anonymous 
4th grade
Is all matter made up of tiny particles too small to see
asked by steven 
mgt
You are a Board member and the CEO of a major oil company experiencing problems from the increase in oil prices. Your employees’ morale is down because their workload has increased because of layoffs to decrease the cost structure. Investors are angry
asked by meshelle 
physics
light travels from ethanol intro crown glass. what's the brewster angle in this situation? illustrate your answer with a light ray diagram. what's the signifcance of this angle of incidence? n1=1.36for ethanol nR=1.52 for crown glass tanangleB=nR/ni
asked by Lora 
Socials
Outline the results of the fur trade from the points of view of both the French traders and the native peoples whom they encountered. I don't really get this question, can someone please explain, thanks
asked by Sara 
buisness
Is it a good idea to open america fast food resturants in disney parks overseas, selling the same types of food as sold in U.S. disney parks? why or why not?
asked by ALEX 
S.S.
How much did the population of the British colonies in America, increase from 1700 to 1770?
asked by Billy 
chemestry
what is the formula for boyles law
asked by izzy 
business
I need help with this question whats the social and cultural customs that Walt Disney could encounter overseas?
asked by mark 
college chemistry
how do I calculate the amount of heat lost by the metal, qmetal?
asked by Bertha 
psychology
Scenario: John is an 18yearold freshman at New York University. John was the starting quarterback at his high school in a small town in Indiana. He enjoys playing sports and hanging out with friends. John has always been popular and done well in school
asked by bri 
mgt
could some please explain the primary leadership theories that are used in for profit and nonprofit organizations.
asked by meshelle 
space
why cant petrol driven cars we use on earth be used on the earth?
asked by Anonymous 
physics  work 2
A force of 100N pulls a box of weight 200N along a smooth horizontal surface (angle = 45) Calculate the work done by the force. A in moving the box a distance of 25m along the horizontal. B against gravity. C against normal force.
asked by Mota 
literary
American Lit how did Jonathan Edwards balance his idea and his religion?
asked by Kelly 
american literature
Why is Thomas Paine the Spokesmen of American Revolution?
asked by Kelly 
math
every summer, each student organization at your school sends 2 students to summer camp. the teacher mentor randomly selects the students (pulls from a hat) the club has 10 students among the students is a set of twins. what is the probability the 2 slots
asked by brina 
healthcare
can you help me find information on providers access to medicare? I am doing a outline and am kind of stuck on this one?
asked by april 
math
A call to europe after 11:00pm is $1.95 for 3 minutes. what would a 45 minute call at 11:30pm cost?
asked by bridgette 
math
a trapezoid has bases of 15ft and 9ft and a height of 8ft find its area A.95ft2 b.96ft2 c.97ft2 d.98ft2
asked by makeeda 
buisness
ethically would it be fair to pay U.S. empoyees that are relocated overseas a different wage than local employees, please explain
asked by ALEX 
algebra
4x+6y less than or equal to 40 {yy_ _} I am getting 2/3x but am stumped on the 40 I came up with 6.6666 and I don't think it is right. what am I doing wrong? thanks
asked by Chrysanne 
High School Pre Calculus
This is probably really easy but I am confused. #1 Find the domain and graph the function: f(x)= sq root x1 #2 Graph the function g(x)=(x + 3)^3
asked by Ashley 
physics  work
Imagine you find a 2 kg book on the floor and lift it 0.75 meters and put it on a table. find the work done ?
asked by Mota 
physics  power(2)
A force of 100N pulls a box of weight 200N along a smooth horizontal surface (angle 45) . Calculate the power of the applied force.
asked by Mota 
history
What were Americans afraid of during the Cold War?
asked by Anonymous 
soc 300
Explain the Modernization and Dependency theories as they relate to underdevelopment. What are the major contributions of each theory and what are the greatest weaknesses? Explain which theory of underdevelopment has greater empirical support, particularly
asked by Christine 
Math
Find the values of the following: 66 and 2/3% of 100m sqaure
asked by vanessa marie 
math
convert 67800cm= km A)5.78km B)6.78km C)67.8km d)678km
asked by makeeda 
math
convert 73yd= ft A)19ft B)119ft C)109ft D)219ft
asked by makeeda 
chemistry
What volume of 2M HCl would be required to completly react with 0.314g of Zn? what mass of hydrogen gas would be produced?
asked by jamieson 
algebra 2
How is this problem done? IF f(x)=2x^28x3 FIND f(2) algebra 2  bobpursley, Saturday, January 16, 2010 at 1:42pm Put in for x the value 2, and compute f(2) algebra 2  hellogoodbie, Saturday, January 16, 2010 at 1:47pm so is the answer f=21/2? if that
asked by hellogoodbie 
Science
Is discharge of static electricity from a huge cloud called a thundercloud?
asked by steven 
health admn
how do you distinguish between a management, nontraining and training issue? What are some examples of each type of issue?
asked by candace 
english
It's always best not to start trouble that you can't finish.
asked by mar 
Religion
What are the indigenous religions in asia?
asked by Anonymous 
American Lit
how did Jonathan Edwards balance his idea and his religion?
asked by Kelly 
history
How did the alliances formed during World War II change after World War II because of the Cold War?
asked by Anonymous 
psy 210
what stage debelopment is michael and what factors about this stage might be affecting his perspective of this situation?
asked by Lisa 
Math
Express the following as percentages: 15min out of 1hr
asked by vanessa marie 
Math
How would these numbers be represented on a number line. 1/3, 2/3, 3/3, 4/3, 5/3
asked by Samantha 
math
convert 5300mm= m A)5.3m B)53m C)530m D).53m
asked by makeeda 
Math
Estimate the sum of 3 1/5 + 2 1/2 A.6 B.5 C.7 D.4
asked by Marcia 
social studies
where are the counteis of Sumtet and Citrus located?
asked by Flarina 
science
Does lighting occur when charges jump between the thunder cloud and the positive ground as a discharge?
asked by steven 
cultural Diversity
I f someone made the following sttements to you, how would you explain that the statements are misconceptions? Include whether you think most Americans believe these misconceptions, and explain why or why not. Asian Americans and Pacific islanders are
asked by Tammi 
earth
A man with a weight of 1000 newtons on earth visits each planet what is his weight on each?
asked by Anonymous 
history
are there any more details to what americans were afaid of during the cold war
asked by Anonymous 
Math
Express the following as percentages: 15min out of 1hr
asked by vanessa marie 
algebra 2
How is this problem done? IF f(x)=2x^28x3 FIND f(2)
asked by hellogoodbie