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November 23, 2014

Posts by Alexis


Total # Posts: 660

4th grade math
The answer is simple but you have to find it out your self
March 19, 2013

AP Physics B
Got the answer, 36.5 cm
March 15, 2013

AP Physics B
An object is 21 cm in front of a diverging lens that has a focal length of -10 cm. How far in front of the lens should the object be placed so that the size of its image is reduced by a factor of 1.5?
March 15, 2013

Chemistry
Someone please answer this. Please! :)
March 3, 2013

General Chemistry
When calcium carbonate is added to hydrochloric acid, calcium chloride, carbon dioxide, and water are produced. CaCO3(s)+2HCl(aq)--> CaCl2(aq)+H2O (l)+CO2(g) How many grams of calcium chloride will be produced when 32.0 g of calcium carbonate are combined with 11.0 g of ...
February 6, 2013

chemistry
An object has a KE= 18000 and a massof 98kg what is the speed of the object
February 3, 2013

science
If I put a note card with words on it behind a jar of water why does part of the note card little different from the rest of the note card?
January 30, 2013

Math Word problem !
I have one more question ... How did you get 1,200 ?
January 29, 2013

Math Word problem !
Sarah works in an appliance store. She gets a commission in addition to her hourly pay. She earns a 2% commission for sales up to $4000 and a 4% commission for all sales in a month above $4000. Last month her sales were $5200. How much was her commission?
January 29, 2013

Math
Sustem of equations. I have to solve the system of equations by graphing and solving. Ther are thirty-three students in the Chess Club. There are five more boys than girls in the club. Write and solve a system of equations to find the number of boys and girls in the chess club.
January 29, 2013

Physics
A 1200kg car accelreates from 0mph-60mph in 8.5 seconds. Calculate the force needed to accelerate teh vehicle.
January 28, 2013

english
What is a example of a understatement in the cask of amontillado.? Is one "my heart grew sick, it was the dampness of the catacombs that made it so" a understantment in this story? PLEASEE HELP ASAP!!
January 28, 2013

accounting
The accounting records of NuTronics, Inc., include the following information for the year ended December 31, 2011. Dec. 31 Jan. 1 Inventory of materials $ 24,000 $ 20,000 Inventory of work in process 8,000 12,000 Inventory of finished goods 90,000 80,000 Direct materials used ...
January 22, 2013

accounting
The Bags and Luggage Company had the following account balances as of January 1: Direct Materials Inventory $ 8,700 Work in Process Inventory 76,500 Finished Goods Inventory 53,000 Manufacturing Overhead - 0 - During the month of January, all of the following occurred: 1. ...
January 22, 2013

chemistry
What volume of a 6.0 M NaOH solution would you need to prepare 250.0 milliliters of a 3.0 M NaOH solution?
December 21, 2012

intergrated topics/math
thanks
December 20, 2012

intergrated topics/math
so i would times and then divide and that would be my answer
December 20, 2012

intergrated topics/math
ab/c
December 20, 2012

intergrated topics/math
evaluate the following expression of a=3, b=10, and c=6
December 20, 2012

Math
Reducing fractions how can I figure out the reduced fraction for 20/10?
December 13, 2012

Biology
List two ways that these single - celled fungi are different from bac-terial cells?
December 13, 2012

Chemistry
A mixture of gases contains 2.00 mol of O2, 3.00 mol of N2, and 5.00 mol of He. The total pressure of the mixture is 850 torr. What is the partial pressure of each gas?
December 10, 2012

English
I need to make a thesis that uses stranger in a strange land and its backed up by the Handmaids tale. Like I could talk about how religion causes oppression in stranger in a strange land and the handmaids tale. Right now im trying to use this thesis:Robert A. Heinlein and ...
December 7, 2012

algebra
the formula d=(square root)12,800+h^2 gives the distance d in kilometers to the horizon from a satellite h kilometers above Earth.Find the distance to the horizon to the horizon from a satellite 4200 km above Earth. Round to the nearest kilometer. PLEASE HELP ME
December 6, 2012

AP Physics B
Thank You So Much!
November 29, 2012

AP Physics B
A 63.6-kg bungee jumper is standing on a tall platform (h0 = 50.6 m). The bungee cord has an unstrained length of L0 = 9.54 m and, when stretched, behaves like an ideal spring with a spring constant of k = 67.8 N/m. The jumper falls from rest, and it is assumed that the only ...
November 29, 2012

psycholoogy
Behavioral geneticists and evolutionary psychologists emphasize
November 18, 2012

Maths
Find the derivatives of these: f(x)=(√(x))sinPix Also: f(x)=√(Cosx+sinx) Steps would be greatly helpful as I will be able to use them as reference. Thank you.
November 13, 2012

Maths
Find the derivatives of these: f(x)=√
November 13, 2012

physics
A 75.0 kg stunt man jumps from a balcony and falls 28.0 m before colliding with a pile of mattresses. If the mattresses are compressed 0.800 m before he is brought to rest, what is the average force exerted by the mattresses on the stuntman?
November 11, 2012

7th grade social studies help please
Idk Could u help me 2 figure out
November 8, 2012

Social Studies 8R - Paragraph Check
please check my my essay okayyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyy please let me know if there are any wrong let me know
November 8, 2012

Physics
If an object is thrown in an upward direction from the top of a building 1.60 x 102 ft. high at an initial velocity of 21.82 mi/h, what is its final velocity when it hits the ground? (Disregard wind resistance. Round answer to nearest whole number and do not reflect negative ...
November 7, 2012

physics URGENT! HELP
If an object is thrown in an upward direction from the top of a building 1.60 x 102 ft. high at an initial velocity of 21.82 mi/h, what is its final velocity when it hits the ground? (Disregard wind resistance. Round answer to nearest whole number and do not reflect negative ...
November 7, 2012

physics
If an object is thrown in an upward direction from the top of a building 1.60 x 102 ft. high at an initial velocity of 21.82 mi/h, what is its final velocity when it hits the ground? (Disregard wind resistance. Round answer to nearest whole number and do not reflect negative ...
November 7, 2012

AP Physics
A 1200 kg car is moving at 33 m/s then has the brakes applied at a deceleration of 6.1 m/s. How far will it move before stopping?
October 29, 2012

Chemistry
Write a blanaced molecular equation for the reaction 2Na(NO3) + Cu(OH)2. Write complete ionic and net ionic equations?
October 29, 2012

Chemis
Write a blanaced molecular equation for the reaction 2Na(NO3) + Cu(OH)2. Write complete ionic and net ionic equations?
October 29, 2012

English singluar and plural possessive nouns
What are some rhyming plural possessive words?
October 25, 2012

2nd grade math
write the sum.Show the ten-ten-fact you used. 9+7=16 /\ 1 6 10+__=? is it 10+6=16
October 24, 2012

General Chem
Nitrogen oxide reacts with oxygen gas to form nitrogen dioxide (NO2). In one experiment 0.866 mole of NO is mixed with 0.503 mole of O2. Calculate the number of moles of NO2 produced
October 12, 2012

Math
What is 71 times 65 in ladder form
October 7, 2012

chemistry
what is the height of the ethyl alcohol that exactly fills a 200.0mL container? the density of ethyl alcohol is 0.789/mL
October 1, 2012

Science
A hydraulic lift office chair has its seat attached to a piston with an area of 11.2 cm2 . The chair is raised by exerting force on another piston, with an area of 4.12 cm2 . If a person sitting on the chair exerts a downward force of 219 N, what force needs to be exerted on ...
September 29, 2012

Math
Sophia has $1.00 in coins. 1/5 is dimes. 2/15 are nickels. 2/3 are pennies. How many of each coin does she have?
September 26, 2012

sta luces
graph -20x-45y=48
September 18, 2012

Math
All the numbers from 1 to 99 are multiplied together. What is the last digit of the product?
September 17, 2012

chemistry
jason needs to use 63.5 grams of alcohol that has a denisty of .818 g/ml. How many millilters of the alcohol would jason need?. show work please
September 17, 2012

physics
An airplane with a speed of 88.0 m/s is climbing upward at an angle of 72.1 ° with respect to the horizontal. When the plane's altitude is 779 m, the pilot releases a package. (a) Calculate the distance along the ground, measured from a point directly beneath the point...
September 15, 2012

Math
Thank you (:
September 11, 2012

Math
Can you place least to greates ; these numbers 5/6, 0.85, 0.9
September 11, 2012

Science
stomata is what makes gases it is found on a tree and leaf
September 10, 2012

physics
356 barrels
September 8, 2012

algebra
what is 1=2n
September 5, 2012

math
Find all the possible rational roots of f(x)= 4x^4 - 3x^3 +2x^2 + x -3 f(x) = -3x^3 - 2x^2 + x -1 Thank you so much:)
September 5, 2012

Math, Pre Calc
Thanks!
September 5, 2012

algebra
2x^3+7x^2-18x-63
September 3, 2012

math
54x^5-16x^2
September 3, 2012

math
2x^3+7x^3-18x-63
September 3, 2012

Chemistry
Write the net ionic equation for the reaction between sodium chloride and cobalt (ll) nitrate. so far i have... 2NaCl(aq)+ Co(NO3)2(aq)---> NaNO3(aq)+CoCl2(s)
August 27, 2012

math
65/6.5 equal
August 27, 2012

health
yes u r right
August 13, 2012

Math
Christine runs 3 miles in 25 minutes. At the same rate, how many miles would she run in 85 minutes?
July 31, 2012

reading
Due to his ______ habits, he had a ______ for berating his friends in an effort to bolster his own reputation.
July 29, 2012

geometry
Find the surface area of a rectangular prism with a height of 11, a length of 15, and a width of 10.
July 17, 2012

pre algebra
3 1/4 - (3 - 1 5/6) =
April 30, 2012

MATH
rowan raised $640 in a charity walk last year. This year he raised 15% more than he raised last year. How much money did rowan raise this year? SHOW YOUR WORK.PLEASE HELP ME
April 25, 2012

World History
Where did freedom come from?
April 12, 2012

Chemistry
Aluminum sulfate and calcium acetate = ?
March 29, 2012

Chemistry
how do you show the synthesis of copper (1) chloride?
March 29, 2012

English
What are some examples of irony that compares and contrasts The Story of an Hour and The Whirligig of life?
March 28, 2012

writing
i got c am i right plz help me what to u think
March 28, 2012

Business
How can a financial manager at a non-profit make better use of Web capabilities to enhance the financial position of the organization?
March 27, 2012

Business
Do you see the job of the non-profit financial manager as getting easier or more difficult in the future?
March 27, 2012

math
If a rectangular has 54 feet im volume and 6 feet im im length and 3 feet in width what is the height
March 21, 2012

english
how to start an opening paragrph for explaning what love and infatuation means
March 10, 2012

Administrative Justice
help
March 4, 2012

Administrative Justice
or do you guys now of a good website that can help me?
March 4, 2012

Administrative Justice
what do probation officers do during trial and pretrial processes?
March 4, 2012

Math
You play a game where you win $1.00 for each dot that turns up on a fair die (has 6 sides). You pay $3.50 to play the game (and the money is not returned). Find the expected (average) winnings for this game.
February 27, 2012

Math
You play a game where you win $1.00 for each dot that turns up on a fair die (has 6 sides). You pay $3.50 to play the game (and the money is not returned). Find the expected (average) winnings for this game.
February 27, 2012

calculus
yeah u need to review them omg i had a crush on this guy named bryan and he spelled it the same way as you! weird right?
February 25, 2012

Math
sorry i dont know this crap is outta my head
February 25, 2012

Biology
Ummmmmmmmmmmmm MAY-be u should ask Watson and cricks model and not some website i have the best advice and u should probably listen now go online and LISTEN TO SOME MINDLESS BEHAVIOR CUSZ THEY R AMAZING!!!!!!!!!!!!!!!!!!
February 25, 2012

social study
What are some major turning point in vietnamese history leading up to world war 2
February 22, 2012

Chemistry Help Please :)
The experimental part is that, say we add 4 ml of water, 2 drops of saturated iodine in KI solution.. etc. to the reaction in the introductory paragraph. We are suppose to predict the colour changes in the two phases when each is added to the initial reaction.
February 12, 2012

Chemistry Help Please :)
I'm stuck on how to do these 4 problems concerning Chemical Equilibriums. When varsol and iodine/pottasium iodide solutions are mixed, the two phases form.. phase A (top) would be pink and phase B (bottom) would be brown. What are the colours in each phases for these 4 ...
February 12, 2012

physics
A) PE of gravity= m*g*h m=mass of object g=acceleration due to gravity h= distance mass= weight/gravity=4.383 PE=(4.383kg)(9.81 m/s^2)(1.7m) PE=73.095 J
February 8, 2012

chemistry
A student mixed 75.0 mL of water containing 0.75 mol HCl at 25�C with 75.0 mL of water containing 0.75 mol of NaOH at 25�C in a foam cup calorimeter. The temperature of the resulting solution increased to 35�C. How much heat in kilojoules was released by ...
February 7, 2012

Social Studies
Ok, so in many ways the relation between China and Japan reflect what we've already seen between Russia and Byzantium. What were the most important things that Japan borrowed from China? Chinese influence in Japan reached its height during the time of Prince Shotoku. What ...
February 6, 2012

Global History
This concerns the feudal powers in Japan: Ok, so in many ways the relation between China and Japan reflect what we've already seen between Russia and Byzantium. What were the most important things that Japan borrowed from China? Chinese influence in Japan reached its ...
February 6, 2012

Physics
A car travels 105 km to the north at 65km/hr and then turns around and travels 25km at 80km/hr. What is the difference between the average speed and the average velocity on this trip?
February 2, 2012

Math
A person invests a total of 22,00 in 2 accounts. 1 investment earned 7% while the other earned 5.5%. The amount of investments earned for one year was $1312. How much was invested in each account?
January 31, 2012

MATH
DESCRIBE THE ANGLE SUM THEORY AND HOW THE FORMULA WORKS. HELP ME PLEASE I NEED TO STUDY FOR A TEST
January 30, 2012

Math
frame= 15x * 15x = 225x^2 mirror= pi(r)^2 = pi(25x)^2 area of metal(answer in factored form)=225x^2-(25)pi x2 = 25x^2(25-pi)
January 26, 2012

chemistry
What is the balanced equation for 0.60M Phosphoric acid and 1.85M NaOH?
January 24, 2012

math
The area of a rectangle is 24 m2. The length of this rectangle is 6 m. Which equation could be used to determine the width, w?
January 20, 2012

lac english 1 a
short stories memoirs by ernesto gaarza and rusell baker
January 14, 2012

lac english 1 a
how are bario boy and no gumtion alike different In what ways are the authors’ choices and depictions related to the subject matter of their stories?
January 14, 2012

Physics
When jumping straight down, you can be seriously injured if you land stiff-legged. One way to avoid injury is to bend your knees upon landing to reduce the force of the impact. A 75 kg man just before contact with the ground has a speed of 6.1 m/s. (a) In a stiff-legged ...
January 12, 2012

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