Monday
September 22, 2014

Posts by Ashley


Total # Posts: 2,738

physical science
False, not ALL units of energy are vectors. Most of them are though
May 23, 2011

physical science
True
May 23, 2011

calculus
Find the volume of the solid generated by revolving the region about the given line. The region is in the first quadrant bounded above by the line y= sqrt 2, below by the curve y=secxtanx, and on the left by the y-axis. Rotate the region about the line y=sqrt 2. i also need to...
May 23, 2011

2nd Grade Math
You have 7 peices of bread. You take all of them and cut them in half. Then, you take the bread agian to make more halves which makes quarters of the bread
May 23, 2011

Us history
What is the Wilmot proviso?
May 23, 2011

Grammar
Alot or a lot?
May 23, 2011

Pre-algebra
8(4s-7)<6(2s+4)
May 23, 2011

Pre-algebra
-5(3e-2)<-2(6e+7)
May 23, 2011

Pre-algebra
-3(2b+4)>4(b+7)
May 23, 2011

Pre-algebra
48>3(w+7)
May 23, 2011

Pre-algebra
-12(c-6)<120
May 23, 2011

Pre-algebra
7(v+5)>56
May 23, 2011

I really need help with biology!!
1. cardiac 2. you wind up to pitch 3. is unlikely to incur bacterial infection 5. glucagon
May 20, 2011

Social Studies
i have a social studies project i just have a couple questions maybe you could help me with ?
May 16, 2011

Statistics
500.12
May 15, 2011

Math
if someone is born on Nov 01, 1998 how old are they in may 2011 or in 2011? shouldn't they be 13 but in my answer book the answer is 12. how come? im confued?
May 14, 2011

Statistics
If one card is randomly selected, what is the probability that the card selected is neither an ace nor a jack?
May 14, 2011

Statistics
A small gelateria has ten flavors of ice cream. They also have four toppings: crushed graham crackers, fresh strawberries, jimmies, and whipped cream. How many two-scoop sundaes can be made if the two scoops are different flavors and only one toppig can be selected?
May 13, 2011

Statistics
70% of Americans file their taxes electronically. For a group of 30 American adults who were selected at random, what is the probability that exactly 10 of them do not file their taxes electronically.
May 13, 2011

statistics
70% of Amerians file their taxes electronically. For a group of 12 American adults who were selected at random, what is the probability that at least five of them file their taxes electronically?
May 13, 2011

Physics
PLEASE HELP! ITS URGENT!
May 12, 2011

Physics
A Saturn V rocket with an Apollo spacecraft attached has a combined mass of 2.1 105 kg and will reach a speed of 11.2 km/s. How much kinetic energy will it then have?
May 12, 2011

Math
Please help simplify this problem. Its Kinda hard. 8-5/8+1/2*6/9 Thanks
May 11, 2011

Algebra
I've tried and tried and just can't do it. Please help solve this problem. 16-2(8w-7)=3w-18(2-w)
May 11, 2011

Physics
What do you mean with the inverse?
May 10, 2011

Physics
A body of mass m moves under the influence of force F(r). Given it's trayectory r(t), find F(r).
May 10, 2011

Physics
Aristotle is sometimes quoted as claiming that a body falls at a speed proportional to its mass. Let us suppose that Aristotle’s experience was based on objects falling in air (with turbulent flow drag) essentially at their terminal speeds. a. If Aristotle were ...
May 10, 2011

Physics
A body of mass m moves under the influence of force F(r). Given it's trayectory r(t), find F(r).
May 10, 2011

Physics
Aristotle is sometimes quoted as claiming that a body falls at a speed proportional to its mass. Let us suppose that Aristotle’s experience was based on objects falling in air (with turbulent flow drag) essentially at their terminal speeds. a. If Aristotle were ...
May 10, 2011

Physics
A body of mass m moves under the influence of force F(r). Given it's trayectory r(t), find F(r).
May 10, 2011

Physics
Aristotle is sometimes quoted as claiming that a body falls at a speed proportional to its mass. Let us suppose that Aristotle’s experience was based on objects falling in air (with turbulent flow drag) essentially at their terminal speeds. a. If Aristotle were ...
May 10, 2011

Biology 1
What is a Biochemical cycle and why is it important? Give at least one example.
May 9, 2011

chemistry
the volume ratio between the two gases should have been exactly 2:1. What physical property of either gas might explain the difference between the observed ratio (before rounding) and the theoretical value?
May 4, 2011

Math
Kelsey has 6 coins. 1/3 of her coins are dimes. The value of the dimes is one-fourth the value of the coins. How much money does Kelsey have?
May 2, 2011

Brief Calculus
Thanks Guys!
May 2, 2011

Brief Calculus
Decide on what substitution to use, and then evaluate the given integral using a substitution. HINT [See Example 1.] (Round your decimal coefficients to four decimal places.) x/(2x^2 − 1)^0.4 dx
May 2, 2011

Algebra
solve the eauation check for extraneous solutions. log5 x=4
April 30, 2011

Chemistry
we were asked to find the enthalpy change because it is an exothermic reaction. Dont i have to convert cm^3 into dm^3 in the equation?when i divide the Heat energy with the number of moles in order to get enthalpy change do i put the moles of the limiting reagent?
April 30, 2011

Chemistry
So I am writing a lab report and Im stuck with calculating the enthalpy change of combustion of the following reaction: Mg+2HCl--> MgCl2+H2 .I am given the mass of Mg which is 5g and the concentration of HCl which is 2M and the volume of HCl which is 50 cm^3.I found the ...
April 30, 2011

precalc
How do you solve log5 sqrt125?
April 26, 2011

Algebra 1
-3t/t^3-t^2
April 24, 2011

english
Neither her associates nor the doctor __________ the surgery is necessary. thinks think
April 22, 2011

geometry
x^2=y^2-6x+8y=10 what shape is this?
April 21, 2011

chemistry
What is the lewis dot diagram for menthol? (C10H20O1)
April 21, 2011

Physics
I've been stuck on this problem for a while. Im not sure where to even begin. A bike wheel is rotating with an angular velocity of 3.1 rev/s. If the coefficient of kinetic friction between the wheel and brakes is .87, then find the revolutions the wheel makes in coming to ...
April 21, 2011

algebra
which expression is the equivalent of 3x+2y+8−9?
April 20, 2011

Integrated Physics and Chemistry
The internal energy of a material is determined by.. A)its temperature B)the kinetic energy of its molecules C)the potential energy of its molecules D)the combined amount of kinetic and potential energy of its molecules
April 19, 2011

Integrated Physics and Chemistry
a baby pushes a toy across the floor with a force of 5 newtons.which is this a example of balanced force,interia,ubalanced force,or velocity?
April 19, 2011

Integrated Physics and Chemistry
Matching... Heat engine Heat pump Boiler Thermostat -a heating appliance that uses heat energy released from fossil fuels to warm water for use in radiant or convection heating systems -a appliacne that controls the maintenance temperature of a heating system -an appliance ...
April 19, 2011

Integrated Physics and Chemistry
A thermostat is used for which of the following? A) Maintaining the temperature is a room B)Turning a heating system on C)Turning a heating system off D)All of the above
April 19, 2011

math
Please more help
April 18, 2011

math
In standard (x,y )coordinate plane,the graph of (x-2)^2 + (y+4)^2=9 is a circle.What is the area enclosed by this circle,expressed in square coordinate units?
April 18, 2011

math
In triangle ABC if <A and <B are acute angles and sin 10/13 , what is the value of cos A?
April 18, 2011

Integrated Physics and Chemistry
Some refrigerants used in air conditioners have been associated with.. A)somg B)destruction of the ozone layer C)thermal pollution D)power failures
April 18, 2011

chemistry
What would be the best technique to separate a soluble solid from a solution, like separating salt from a mixture of salt water?
April 17, 2011

Social Studies
ICIZENTS-people who have the right to participate in goverment
April 14, 2011

algerbra 2
if the sum of the focal radii of this ellipse is 12 what is the value of a^2?
April 13, 2011

algerbra 2
given that a parabola has a directix of =-3.25 and focus of (0,-2.75) find the vertex
April 13, 2011

Health
For this Assignment, imagine that you are a policy analyst for your state human services department. You have been asked to write a short memorandum for the department director on a policy paper entitled Rising Health Care Costs: State Health Cost Containment Approaches. In ...
April 12, 2011

math
how do you remember mixed numbers and improper fractions?
April 11, 2011

hsm210
What are some concerns about the current state of the human service industry?
April 10, 2011

chemistry
If you have 200. mL of a 0.50 M solution of KOH and you wish to dilute it to 0.30 M, how many mL of water should you add?
April 6, 2011

HCS 320
I am supposed to outline how to integrate communication from a central command area to all areas of the organization. The organization is FEMA. I am completely lost and I just need some help on how to get started. For instance what would be the central command area, and what ...
April 4, 2011

Hcs341
Please someone help me this was due yesterday
April 3, 2011

Hcs341
I would love a reference for description of the process for tracking and evaluating training effectivness.
April 3, 2011

english
identify one example of personification from dorothy aldis s poem snow and knikki giovannis poem the world is not a pleasant place to be
April 3, 2011

english
i have no clue how to paraphrase!!! paraphrase the quotation: the poets voice need not merel be the record of man it can be one of the props the pillars to help him endure and pervail.
April 3, 2011

algebra 2
please help i have done these problems 3 times now and always get them worng. find the first three terms of (a-b)^6 find the last three terms of (2x+y)^5 find the third fourth and fifth terms of (a+b)^9
April 3, 2011

Algebra 2
please help i seriously dont understand any of these!! solve by factoring: 1.x^3-12x = x^2 simplify 1.4c/12c^5 2. a^2x/a 3. x^3y^4/2 x^2y^6
April 3, 2011

physics
0.11
March 31, 2011

Chem
Sorry but i figured it out.
March 31, 2011

Chem
Still not understanding on how to set up the problem to get the answer.
March 31, 2011

Math
114
March 29, 2011

physics
THis can be found using the conservation of momentum. Pix + Pix = Pfx + Pfx Where P = mv The mass of the arrow is .3 kg, the target is .0225kg. The initial velocity of the target is -2.15 m/s and the initial velocity of the arrow is 38.0m/s. If the target is stopped, the final...
March 28, 2011

Calculus.
Given the function f with the restricted domain, find the points at which the tangent line is horizontal. f(x)=2sec(x)-tan(x) Domain: [-pi/2,pi/2] * I got (pi/6, square root of 3), but I am not sure if that is right, or if there is another point.
March 27, 2011

Chemistry
A solution consisting of 25.00 g Nh4Cl in 178 ml of water is titrated with 0.114M KOH. How many mL of KOH are required to reach the equivalence pt?
March 24, 2011

6th grade math
my answer is 5554 gallons
March 24, 2011

statistics
a simple random smaple of 55 mathematics teachers were timed as they completed sudoku puzzles. Their mean completion time was 20.3 minutes. The population standard deviation is assumed to be 12 mintues and times vary normally. Find 99% confidence interval for the mean time for...
March 23, 2011

geometry
Given that BD Û AC, which of the following statements is NOT necessarily true?
March 21, 2011

MATH
DETERMINE WETHER (7,-2)IS A SOULTION FOR 3X-2Y=14
March 18, 2011

Chemistry
Waht is the mass in mg of 0.016 moles of glucose (C6H12O6)?
March 15, 2011

math college
If the volume of a cone is 100cm cubed and the lateral surface area of the cylinder is 150cm squared, what is the height of the container
March 14, 2011

Statistics
A survey found that 25% of pet owners had their pets bathed professionally rather than doing it themselves. If 20 pet owners are randomly selected find the probability that between 12 and 7 pet owners, inclusive, have their pets bathed professionally.
March 14, 2011

math
30 - 19 1/3
March 13, 2011

Chem
I want to see if i got my answer correct for #1 but I need help on #2 1.A 150g aluminum pan containing 500g of water is heated on a stove for 5 minutes. The temperature goes from 23.5C to 48.9C. How much heat was absorbed. (s for Al is .900j/g C, s for H2O is 4.184 j/g C) I ...
March 8, 2011

Chemistry
I want to see if i got my answer correct for #1 but I need help on #2 1.A 150g aluminum pan containing 500g of water is heated on a stove for 5 minutes. The temperature goes from 23.5C to 48.9C. How much heat was absorbed. (s for Al is .900j/g C, s for H2O is 4.184 j/g C) I ...
March 8, 2011

Physics
In 1996, the Fiberoptic Link Around the Globe (FLAG) was started. It initially involves placing a 27,000 km fiber optic cable at the bottom of the Mediterranean Sea and the Indian Ocean. Suppose the index of refraction of this fiber is 1.56. If all reflections occur at the ...
March 6, 2011

Physics
In 1996, the Fiberoptic Link Around the Globe (FLAG) was started. It initially involves placing a 27,000 km fiber optic cable at the bottom of the Mediterranean Sea and the Indian Ocean. Suppose the index of refraction of this fiber is 1.56. If all reflections occur at the ...
March 6, 2011

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

Pages: <<Prev | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | Next>>

Search
Members