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November 21, 2014

Posts by ashley


Total # Posts: 2,853

history
Mahanism emphasized: A. The importance of the navy in imperial expansion B. opposition to the new imperialism of the US C. The spread of Christianity to remote nations D. The equality of people who lived in imperial territories
March 6, 2011

geometry
You are given two segments, with AB = 4 and with CD = 7. Explain how you could use only the congruent-segments construction to construct with EF = 1.
March 3, 2011

COM / 220
I need help with the DQ 2 week 2. Could someone help me please?
March 1, 2011

sociology
The general trend of American's attitudes toward the unmarried has been from an attitude of _____ in the 1950s to an attitude of ______ in the 2000s A.) Non-acceptance; acceptance B.) Neutrality; non-acceptance C.) Non-acceptance; neutrality D.) Neutrality; tolerance I ...
March 1, 2011

sociology
The general trend of American's attitudes toward the unmarried has been from an attitude of _____ in the 1950s to an attitude of ______ in the 2000s A.) Non-acceptance; acceptance B.) Neutrality; non-acceptance C.) Non-acceptance; neutrality D.) Neutrality; tolerance I ...
March 1, 2011

sociology
The general trend of American's attitudes toward the unmarried had been from an attitude of _________ in the 1950s to and attitude of _________ in the 2000s
March 1, 2011

sociology
The general trend of American's attitudes toward the unmarried had been from an attitude of _________ in the 1950s to and attitude of _________ in the 2000s
March 1, 2011

Physics
a 45N lithograph is supported by two wires. One wire makes a 25 angle with the vertical and the other makes a 15 angle with the vertical. find the tension in each wire
February 25, 2011

Math (Help This Will Be on My Test Tomorrow!)
y= ax^2+bx-4. How would i find the equation of this parabola with the points (0,-4) (1,0) (2,2) (4,0) and 6,-10)?
February 24, 2011

math
how doo i do my my math homeeework:congruence problems.
February 24, 2011

Physics
A proton has a mass of 1.672 X 10 -27 kg. What is its weight? (using 9.81 for gravity)
February 23, 2011

CHEMISTRY: DUE TONIGHT. CHECK MY ANSWER?
1. For the simple decomposition reaction below, rate = k[AB]2 and k = 0.40 L/mols. AB(g) A(g) + B(g) If the initial concentration of AB is 1.60 M, what is [AB] after 13.0 s? ANSWER: (.4)(13)=5.2 1/1.6=.625 5.2-.625=4.575 1/4.575= .2185 I tried .22 & .21. They are both wrong. I...
February 23, 2011

spelling
i need words that end with ant and ance but they have to be the same words like distant/distance
February 23, 2011

Stoichiometry
1. Iron reacts with oxygen according to the following equation: Fe + O2→ Fe2O3 a. Balance the equation. b. Assuming you start with 15.0 g of iron, how many dm3 of oxygen are required to react? c. How many molecules of oxygen is this?
February 22, 2011

Biology
What did Darwin believe is the consequence of overpopulation in animals and plants?
February 22, 2011

Biology
Darwin believed that Malthus' ideas about human populations applied more strongly to animals and plants. Why?
February 22, 2011

Physics
A British company makes optical fibers that are 13.6 km in length. If a beam of light travels along one of those fibers, always reflecting at the critical angle, it will travel 20.3 km. What is the index of refraction of the fiber material?
February 20, 2011

chemistry
how many kg does h2o have
February 19, 2011

Chemistry
Number 4
February 19, 2011

Physics
Thank you!
February 19, 2011

Physics
A vat in England nicknamed "Strongbow" is 19.7 m tall, but how wide is it? Suppose the vat is filled with water. A ray of light enters the water from the air at one end of the vat, reflects off the bottom at the vat's center, and exits at the opposite end of the ...
February 19, 2011

Physics
A vat in England nicknamed "Strongbow" is 19.7 m tall, but how wide is it? Suppose the vat is filled with water. A ray of light enters the water from the air at one end of the vat, reflects off the bottom at the vat's center, and exits at the opposite end of the ...
February 19, 2011

Physics
Thanks so much!
February 19, 2011

Physics
The maximum depth of Lake Baikal, in Russia, is 1637 m, making it the world's deepest freshwater lake. If a beam of light with an angle of incidence of 60.0 degrees enters the water from the air, what is the horizontal distance between the point where the light enters the ...
February 19, 2011

marketing
Your manager has asked you to investigate the Internet marketing strategies used by the company's major competitors. Use the library, the Internet, and any other resources to research competitors and prepare a presentation. Here are the questions to address for each of the...
February 17, 2011

Math
How many possible license plates are possible in which two letters are followed by at least 1 digit and no more than 4 digits?
February 17, 2011

Physics
On vacation, your 1200- car pulls a 540- trailer away from a stoplight with an acceleration of 1.50. What is the net force exerted by the car on the trailer?
February 17, 2011

Math
Mr.Jensen is buying 2 dozen donuts for $10.98. True or False. The expression 8.5 x 2/10.98 could be used to represent the cost of 8.5 dozen donuts.
February 16, 2011

bookkeeping
What is the total liabilities and owner’s equity in the balance sheet you prepared in Exam Figure 4?
February 15, 2011

U.S History
Which of the following caused a split in the womens's suffrage campaign? a.Alice Paul's aggressive strategy b.Carrie Champan Catt's "winning plan" c.The decision to press for a constitutional amendment d.world war 1
February 13, 2011

general psychology
how may psychology be understood as both an art and a science?
February 13, 2011

Physics
A 4.2-kilogram block sliding down a ramp from a height of 4.5 meters above the ground reaches the ground with a kinetic energy of 33 joules. The total work done by friction on the block as it slides down the ramp is approximately:
February 13, 2011

chemistry
An aqueous solution of nacl has a mole fraction of 0.21. What is the mass of NaCl dissolved in 100.0 mL of solution?
February 13, 2011

Chemistry
An unknown element Q has two known isotopes: 60Q and 63Q. If the average atomic mass is 60.5 amu, what are the relative percentages of the isotopes?
February 13, 2011

Chemistry
An unknown element Q has two known isotopes: 60Q and 63Q. If the average atomic mass is 60.5 amu, what are the relative percentages of the isotopes?
February 13, 2011

chemistry
the shape and nonding in a Br2 molecule is best described as
February 9, 2011

chemistry
if you mix 50ml of 0.1 tris acid with 60ml if 0.2m tris base, what will be the resulting pH?
February 9, 2011

chemistry
If the solubility of a particular solute is (10 g/100 g H2O) at 20°C, what solution concentration would represent a supersaturated aqueous solution of that solute?
February 8, 2011

accounting
Connection Station, an internet café, had the following operating activities during the month of May: 1. Bought 800 in jump drives and disks, which are available for resale from Office Depot on credit 2. Paid 900 in utilities for the month of may 3. Paid 2000 rent for ...
February 6, 2011

Socials Studies
The puritans had a long-lasting effect on English society and, to some extent, our own. What would be some aspects of society today that seem "puritan" in origin? I really need help on this.. Please, and thank you :-)
February 3, 2011

intro to chemistry
how to come come up with a significant digits poam
February 3, 2011

chemistry
how do i come up with POEM about significant digits please help
February 3, 2011

algebra
yes
February 3, 2011

Physics
4.407
February 3, 2011

physics
A football is kicked with an initial speed of 18 m/s at an angle of 36 degrees above the horizontal. (a) What is the maximum height that it reaches? (b) At what time does it land? (c) How far horizontally does it travel?
February 3, 2011

physics
A 59.0-Ω resistor is connected in parallel with a 116.0-Ω resistor. This parallel group is connected in series with a 15.0-Ω resistor. The total combination is connected across a 15.0-V battery. (a) Find the current in the 116.0-Ω resistor. ______A (b) Find...
February 1, 2011

childcare
ALL WRONG EXCEPT FOR A FEW !!!! WTF ITS CALLED HOMEWORK HELP FOR A REASON
February 1, 2011

algebra
1-2x-5=4x+2
January 31, 2011

chemistry
1. If a gaseous sample contains 73% N2 by volume, what is the solubility of N2 in water at 25°C and 1.0 atm (kH in H2O at 25°C = 7.0 10-4 mol/Latm)? 2. Calculate the vapor pressure of a solution of 0.60 mol of cholesterol in 4.5 mol of toluene at 32°C. Pure toluene...
January 31, 2011

Physics
how do i solve for time when i don't know initial velocity?
January 30, 2011

Physics
A ball is thrown horizontally from the top of a building 55.4 m high. The ball strikes the ground at a point 65 m from the base of the building. The acceleration of gravity is 9.8 m/s2 . Find the time the ball is in motion in seconds.
January 30, 2011

Physical science
A ball thrown upward reaches a height of 13m. How much time did it take to get to this height? How much time will take to fall to the ground?
January 27, 2011

physics
A car moving at 10m/s when it begins to be accelerated at 2.5m/s^2. (a)How long does the car take to reach a speed of 25m/s? (b) How far does it go during this period
January 27, 2011

Chemistry
A 0.75 L bottle is cleaned, dried, and closed in a room where the air is 20°C and 42% relative humidity (that is, the water vapor in the air is 0.42 of the equilibrium vapor pressure at 20°C). The bottle is brought outside and stored at 0.0°C. (See Table 5.2) (a) ...
January 26, 2011

AP Chemistry
The answer is 50.0 torr and I got 46.0 torr but idk what I did wrong. Find the vapor pressure of a solution of 164 g of C3H8O3 and 338 mL of water at 39.8 degrees Celsius. Water's VP at 39.8 degrees celsius is 54.74 torr; it's density is 0.992 g/mL.
January 25, 2011

chemistry
how do you find the rate of production when you already know the rate of consumption? kinetics questions
January 25, 2011

English
Can you tellion. me what to put in this sentence? (comma, semicolons, hyphens, colons) 1. Thank you Dr. Smith for seeing this patient in pulmonary consulat
January 24, 2011

physics
A steel ball is dropped from a diving platform (with an initial velocity of zero). Use the approximate value of g = 10 m/s2. (a) Through what distance does the ball fall in the first 1.5 seconds of its flight? (b) How far does it fall in the first 4 seconds of its flight?
January 20, 2011

math
after school chase spends 20 min reading 30 min practicing the piano 15 min cleaning his room, and 40 min doing his homework, chase is busy for 105 min what fraction of the time does he spend cleaning his room?
January 20, 2011

MATH
determine the sum of: 50 over Σ 8(.5)^n-2 n=1
January 20, 2011

financial planning
Identify two cash management products and provide a short description of each. Do you have any experience with these products?
January 19, 2011

math
how do you do expanded algorithm? here's an example to use for the answer 58*26
January 18, 2011

Math
f(x) = 10x - 5 What is the value of f^-1(-4)?
January 18, 2011

Math
Mary drove from Amity to Belleville at a speed of 50 mph. On the way back, she drove at 60 mph. The total trip took 4 2/5 hours of driving time. Find the distance between these two cities. Any help would be greatly appreciated! =]
January 17, 2011

math
i'm sorry the second equals sign should be a + sign
January 17, 2011

math
-3(4b-10) = .5(-24b=60) find the value of b
January 17, 2011

math
here are the steps use distributive property to: 3 x g - 3x3 = 6 simplify to: 3g - 9 = 6 9+6 = 15 15 divided by 3 = 5 so, g = 5
January 17, 2011

Physics
Time intervals measured with a stopwatch typically have an uncertainty of about 0.2 s, due to human reaction time at the start and stop moments. What is the percent uncertainty of a handtimed measurement of (a) 5 s, (b) 50 s, (c) 5 min?
January 17, 2011

computer science
what language are you using def main(): for i in range(3) number = eval(input('Enter a number?')) pirnt(number)
January 17, 2011

statistics
1. Suppose the number of students in line during office hours: # of Students (X) Probability P(X) 0 0.40 1 0.30 2 ???? 3 0.10 a. If you knew that the number of students in line was between 0 and 3, what is the probability that will be 2 students in line when you arrive at the ...
January 13, 2011

Psychology
Thank you very much. This has been very helpful.
January 13, 2011

Psychology
• Post a 200- to 300-word response to the following: Describe the stages of sleep. In which stage do we dream? What are the five common beliefs about dreaming? What are the two common theories about dreams? Which of the two theories do you agree with? Explain. I am having...
January 13, 2011

stats help!
thank you in advance! in a given year the college admissions office accepts applicants from students, who are then either accepted or not accepted. accepted students may or may not decide to attend college. suppose the scores on a certain entrance exam for applicants of murphy...
January 12, 2011

dressmaking
thank you !!! im doin pennfoster an u helped me out alot :)
January 12, 2011

math
554
January 11, 2011

6th grade Math
hi
January 11, 2011

algebra 1b
A customer wants to make a teepee in his backyard for his children. He plans to use lengths of PVC plumbing pipe for the supports on the teepee, and he wants the teepee to be 12 feet across and 8 feet tall (see figure). How long should the pieces of PVC plumbing pipe be?
January 11, 2011

chem
how many grams of hydrogen chloride is needed to produce 200 grams of hydrogen
January 11, 2011

Math
Find the volume of a rectangular pet carrier whose dimensions are 18.20 in wide, 14.00 in long, and 18.80 in high. Report the answer to the nearest hundredth of a cubic inch.
January 11, 2011

geometry
If BC = 2x + 1, CD = 3x - 4 and BD = 22, find the value of x.
January 10, 2011

8th Grade Chemestry
You are sledding on a snow-covered hill at a speed of 6 m/s. There is a drop that increases your speed to 12 m/s in 4 s. Find your acceleration.
January 9, 2011

science
what cause breast cancer?
January 7, 2011

math
r = 2/3t + v, for t
January 6, 2011

Physics
A block weighing 9.7 N requires a force of 2.6 N to push it along at constant velocity. What is the coefficient of friction for the surface?
January 5, 2011

math
patty has 123 cds in her music collection. of her cds 27 are country music. estimate the percent of patty's cds that are country music cds
January 5, 2011

math
patty has 123 cds in her music collection. of her cds 27 are country music. estimate the precent of patty's cds that are country music cds
January 5, 2011

Chemistry
If 3.0 moles of HCl are consumed in the reaction below, how many moles of FeCl3 are produced? 6HCl + Fe2O3 --> 2FeCl3 + 3H2O
January 4, 2011

Chemistry
In the equation: Fe(NO3)3 (aq) + 3KSCN (aq) forms FeSCN3 (aq) + 3KNO3 (aq) What type of reaction is this? why are there two aqueous solutions as products? Is there a secondary reaction? Finally is there a name for these products?
January 4, 2011

science
In the equation: Fe(NO©ý)©ý (aq) + 3KSCN (aq) ¡æFeSCN©ý (aq) + 3KNO©ý (aq) Why do two aqueous solutions form? What is this calle? Is there a seconday reaction?
January 4, 2011

Science 6th grade
I know definitely that it is 3
December 30, 2010

Physics
A 200kg motorcycle is driving in a circular path at 1 rev per 5 seconds and the circle has r=12m
December 20, 2010

chemistry
Both H2O and CO2 have 3 atoms, yet one is polar and one is nonpolar. Explain why, using Lewis dot structures in your answer
December 19, 2010

calculus
Find the volume of the solid whose base of a solid is the region bounded bythegraphsofy=3x,y=6,andx=0. Thecross␣sections perpendicular to the x ␣ axis are rectangles of perimeter 20.
December 16, 2010

calculus
Find the volume of the solid whose base of a solid is the region bounded bythegraphsofy=3x,y=6,andx=0. Thecross␣sections perpendicular to the x ␣ axis are rectangles of perimeter 20.
December 16, 2010

Chemistry (URGENT)
A gas mixture with a total pressure of 770 contains each of the following gases at the indicated partial pressures: CO2 , 249mmHg ; , Ar 114mmHg ; and , O2 174mmHg . The mixture also contains helium gas. 1. What is the partial pressure of the helium gas? 2. What mass of helium...
December 15, 2010

Chemistry
Green Light has a frequency of about 6.00 * 10^14 s^-1. What is the energy of the green light?
December 15, 2010

geometry
What is the distance from the origin to the point (14,11)?
December 15, 2010

Toms River
If you have 23 kids in a class how many of them are 5ft 2ins or taller? And how many are shorter?
December 15, 2010

Geometry
A train travels uphill at a 12 degree angle. The train rises 150 from the bottom to the top of the hilL. about how long is the track?
December 14, 2010

Substitution method
x=2y y=2x+3 ??
December 14, 2010

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