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September 1, 2014

Posts by courtney


Total # Posts: 661

chemistry
How many grams of hydrogen peroxide must decompose to give 255 mi of oxygen gas at stp?
April 27, 2011

Speech
After analyzing a problem, what is the next step in the problem-solving process? a. Develop creative solutions. b. Identify possible solutions. c. Select a solution. d. Implement a solution. I think it might be B
April 26, 2011

Writing
Thanks!
April 25, 2011

Writing
I have to write my rough draft for a research paper. I have to include a thesis statement and an attention grabber. Can someone give me some examples of attention grabbers please?
April 25, 2011

Speech
the 1st one i picked b the 2nd i picked d
April 20, 2011

Speech
Group communication should be evaluated according to which of the following characteristics? a. Do the group members attain their individual goals? b. Do all members participate in the decision-making process? c. Does the group leader encourage member-to-member interaction? d...
April 20, 2011

Speech
Why is it important for group members to be group-oriented?
April 20, 2011

Chemistry
1.62 g of CoCl2 x (xH20) were heated. After heating only .88g of CoCl2 remained. What was the formula of the original hydrate?
April 5, 2011

Chemistry
how do you find PH of 0.010 M HNO3 solution?
April 5, 2011

Managerial Accounting
Flexible budget planning Sam Yu, the president of Centech Computer Services, needs your help. He wonders about the potential effects on the firm's net income if he changes the service rate that the firm charges its customers. The following basic data pertains to fiscal ...
April 5, 2011

trig
secx=5 use a graph to solve the following equation in the interval x is greater than -pie but less than pie
March 30, 2011

Business Law
I'm having trouble figuring out this question. I can't think of a legal theory that would apply in this case. If anyone could help me out, that would be great! Fidelity Mortgage sells a mortgage on Doug Quicksilver's home to Enterprise Bank. Enterprise erroneously ...
March 29, 2011

intro to statisics
78% of US homes have a telephone answering device. In a random sample of 250 homes, what is the probability that fewer than 50 do not have a telephone answering device. Courtney, 2nd yr college
March 29, 2011

physics
The total energy of a 2.00 kg falling rock is 5000 J. If its potential energy is 1975 J, the kinetic energy of the rock is ____ J. The speed of the rock is ___ m/s
March 28, 2011

algebra 2
how do i graph: y(less than or equal to)-6ãx
March 27, 2011

World Geography
Which of these statments describe NATO? 1. NATO's preferred method for resolving conflict is through military defense. 2. NATO's original purpose was to defend its members from Soviet aggression. 3. NATO's members include the U.S. and Canada. 4. NATO was disbanded ...
March 25, 2011

World geography
This period was a time of great political unrest, which divided Europe into eastern and western sections. a. Cold War b. Imperialist c. Middle Ages d. Yalta Conference
March 24, 2011

Geography
What caused the fall of the Roman Empire? a. defeat by Greece in the Pyrrhic War b. lack of cultural cohesion c. land region was too large to defend d. peasant rebellion
March 24, 2011

World Geography
What about polotics, culture and settelment patterns? What could any of these have to do with water in western europe? Im highly confused..
March 22, 2011

World Geography
What is western europe economy like? What has water done to effect the economy?
March 22, 2011

forest hill
what follows a likning or action verb?
March 16, 2011

english
thesis statement on jack the ripper
February 24, 2011

Chemistry
When 1.O M solution of NaCl at 25 degrees C, is heated to 55 degrees C the: A) density increase and the molarity increases B) density increases and the molarity decreases C) density decreases and the molarity decreases
February 22, 2011

calculus
tangent line and normal line of y=(sqrtx)/(x+1) when p=(4,2/5)
February 17, 2011

Physics
Kim is tuning a piano. She strikes a 440 Hz tuning fork and a string at the same time and hears 4 beats per second. a) What are the possibe frequencies of the string? b)She tightens the string a little then repeats. She now hears 1 beat per second. What is the frequency of the...
February 17, 2011

Physics
An ob ject is released from rest on a planet that has no atmosphere. The ob ject falls freely for 5.04 m in the first second. What is the magnitude of the acceleration due to gravity on the planet?
February 3, 2011

Physics
An automobile with an initial speed of 3.56 m/s accelerates uniformly at the rate of 2.7 m/s2. Find the displacement of the car after 4.1s.
February 3, 2011

Grammar
Please explain how to break down a sentence. Simple predicate/Simple Subjects. My mom hasn't done this for a long time and is clueless! Thanks for the help.
February 2, 2011

physics
what is the magnitude of the electric field produced by a charge of magnitude 8.00 uC at a distance of 1.00 m?
January 27, 2011

Chemistry
What mass of 3.0 wt% H2O2 solution is required to provide a 25% excess of reagent for the following reaction with 12 dietary iron tablets that contain ~15 mg of iron per tablet?
January 27, 2011

Chemistry
If the mass of isolated Fe2O3 were .300 g, what is the average mass of iron per tablet?
January 27, 2011

Chemistry
If each tablet of a dietary supplement contains ~20 mg of iron how many tablets should we analyze to provide ~.50g of Fe2O3?
January 27, 2011

Algebra 1
how do u find the slope of a line
January 26, 2011

chemistry
A ballon has a circumference of 42 cm what should the volume be in centimeters cubed?
January 16, 2011

Secondary Math for teachers
I need to know what are six functions related to the equation distance = rate x time
January 12, 2011

Algebra 1 8th grade
Can a graph that is in a complete circle possibly have a function
January 10, 2011

Math
Thank you!!!
January 10, 2011

Math
can someone explain this please? Identify whether each graph represents a function. Explain. If the graph dose represent a function is the function linear? the coordinates are (0,5) (1,0) (2,-3) (3.-4)(5,0) (6,5)
January 10, 2011

reading
how do you describe the use of poetic devices and identify ann example
January 10, 2011

8th grade American History
Thank You
January 8, 2011

8th grade American History
For my school assignment I am to create a Facebook for George Washington. Anyone have an idea of people I could put in his friends list?
January 8, 2011

Music
dose anyone know who influenced black sabbath?
December 15, 2010

8th grade history
thank you
December 14, 2010

8th grade history
Can anyone help explain this? when the course of human events it becomes necessary for one people to dissolve the political bands which have connected them with another and to assume among the powers of earth the separte and equal stations to which the laws of nature and of ...
December 14, 2010

College Algebra
Solve for C 2a=(5b-c)/(3c+1)
December 8, 2010

College Algebra
No. I swear its on my final for college algebra. I know the answer is 3.028
December 8, 2010

College Algebra
Directions: Find the REAL solutions of the equation x^3-2.6x^2=3.93 Please help, its for my final!
December 8, 2010

social studies
show me a pie chart with the population and land ownership of france in 1789
December 8, 2010

algebra
Thats just what the directions say.. But thank you so much, You Rock!!
December 8, 2010

algebra
College Algebra Directions: Solve graphically: x^(2/3)+x^(1/3)-2=0 I just dont know how to approach this?!
December 8, 2010

Math
i have no clue honestly i tried doing the second part B and i do not get it?
December 8, 2010

Math
I do not understand the second part how do i get the second part?
December 8, 2010

Math
Losing your bags during airline travel is not all that uncommon. Recently, an airline was sited for losing customers' baggage 8% of the time. A test is conducted by randomly selecting 14 customers for that airline and observing whether they had lost their baggage. Provide ...
December 8, 2010

Math help
what do i need to do next i donot understand the second part?
December 7, 2010

Pre Calc
Determine how many orders of magnitude the quantities differ. A canary weighing 20 g and a hen weighing 2 kg. I want to say 1 but I am not sure...
December 5, 2010

science fair ideas
thank you
November 29, 2010

science fair ideas
PLZ help i have a science project due in less than a week and still have no idea what im going to do dose anyone have ideas for zoology science experiments?
November 29, 2010

pre algebra
you spend a total of 25 minutes typing an email and writing a letter. you can type 6o words a minute and write 20 words a minute. let m be the minutes you type the email. write an expression in terms of m for the total number of words you wrote. evaluate the expression if you...
November 17, 2010

math
you spend a total of 25 minutes typing an email and writing a letter. you can type 6o words a minute and write 20 words a minute. let m be the minutes you type the email. write an expression in terms of m for the total number of words you wrote. evaluate the expression if you ...
November 17, 2010

Physics
When a carpenter shuts off his circular saw, the 10.0-inch diameter blade slows from 4665 rpm to zero in 2.00 s. What is the distance traveled by a point on the rim of the blade during the deceleration? (in ft). What is the magnitude of the net displacement of a point on the ...
November 16, 2010

language arts
is the a verb adjective or adverb for the word politics
November 16, 2010

Physics
The angular speed of a propeller on a boat increases with constant acceleration from 11 rad/s to 26 rad/s in 2.4 seconds. Through what angle did the propeller turn during this time?
November 16, 2010

STATISTICS HELP PLEASE!
suppose you wish to estimate a population mean based on a random sample of n observations, and prior experience suggests that sd=12.7. if you wish to estimate the mean correct to within 1.6, with probability equal to .95, how many observations should be included in your sample?
November 15, 2010

Forensics
What is a follicular tag and how can it be used to implicated a suspect of a crime?
November 14, 2010

Math (hard)
Postcard stamps are 20 cents each, while letter stamps are 33 cents each. If you have 50 stamps worth $12.60, how many of each type do you have? I dont even know where to begin with this Q.
November 13, 2010

STATISTICS PLESE HELP!!
studies indicate that drinking water supplied by some old lead-lined city piping systems may contain harmful levels of lead. an important study of the Boston water supply system showed that the distribution of lead content readings for individual water specimens had a mean and...
November 8, 2010

geometry
How do you find the slope-intercept form for 3y+2x+12=0?
November 1, 2010

6th grade
1-5/8
October 27, 2010

math
oops spelling error
October 27, 2010

math
add -3/4 to -3/4 to cancel it out then ass -3/4 to -6 so you have 1/4x=-1.5 divide 1/4 by 1/4 to get the x alone then divide -1.5 by 1/4 and whatever that comes out to be equals x
October 27, 2010

6th grade math
6/6=1 so there is 6 1/6 in one and 3/6=1/2 so there is 3 1/6 in 1/2
October 27, 2010

math.
-0.2x<-12 -0.2/-0.2 to get x alone then -12/-0.2=-60 so x=-60
October 27, 2010

math
yes
October 27, 2010

Math 8th grade algerbra
is the answer 27?
October 27, 2010

Math 8th grade algerbra
Thank you
October 27, 2010

Math 8th grade algerbra
a cylinder has a radius of 3cm and a length of 10cm every dimention of the cylinder is multiplied by 3 to form a new cylinder how is the ratio of the volumes related the ratio of corresponding dimensions? how would i do this?
October 27, 2010

Language Arts 8th grade
Thank you
October 27, 2010

Language Arts 8th grade
Archaic-that which has ceased to be used except for special purposes as in poetry or church ritual some words like thou are archaic list as many words that you can think of that would be considered archaic. i cant think of anymore please help!
October 27, 2010

language arts
what is the affix element for the word synonym and what is the affix meaning
October 27, 2010

math: calculus
Having a problem with this one... if f(x)=f, then find f(7)
October 26, 2010

Math PIZZAZZ
@Ryan yea it is Halo...
October 25, 2010

music
stranded at the drive in branded by a fool what will they say? monday at school? sandy cant you see im in misary we made a start now were apart theres nothing left for me love has flown all alone i sit and wonder why oh why you left me oh sandy oh sandy baby someday when ...
October 24, 2010

music
ok thanks ill go get the lyrics from sandy now
October 24, 2010

music
can be (repeats maria again) say it loud and theres music playing say it soft and ita alomst like praying maria ill never stop saying maria (repeat maria) say it loud and theres music playing say it soft and its almost like praying maria ill never stop saying maria the most ...
October 24, 2010

music
ok maria- maria.... the most beautiful song i have ever heard (repeats maria a bunch of times) all of the beatuifil sounds in the world in a single word (repeats maria again a bunch of times) i just met a girl named maria and suddenly that name will never be the same to me ...
October 24, 2010

music
What is the meaning of the song maria from west side story? What is the meaning of the song sandy from grease
October 24, 2010

MATH
If you add your two angles together they should equal 90. That is what a complement is. So if you have a 65 degree angle, what can you add to 65 to equal 90?
October 21, 2010

math
Well 3/3 = 1. So how would you simplify 4 + 1?
October 21, 2010

US History
1. In the war of 1812 the most effective American Action against British shipping was by: A. US navy frigates B. navies of individual states C. pirates in the Caribbean D. US Navy submarines E. privateering merchantmen 2. The British changed their strategy against the US in ...
October 21, 2010

math
400 centimeters per meter?
October 21, 2010

math
a vehicle uses 1 tablespoon of gasoline to drive 125 yard how many miles can the vehicle travel per gallon? a model airplane flies 18 feet in 2 seconds what is the planes speed per miles an hour? how do i do these
October 21, 2010

algebra
48 dollors because 3/4=x/64 then you cross multiplly
October 21, 2010

algebra
that they are equivalent
October 21, 2010

math
a model airplane flies 18 feet in 2 seconds what is the airplanes speed in miles per hour round you answer to the nearest hundredth how would i do this
October 21, 2010

3 Grade
u add 15 and 12
October 21, 2010

math
the ratio of hydrogen atom to oxygen atoms in water is 2:1 if an amount of water contains 341 trillion atoms of oxygen how many hydrogen atoms are there? how would i do this?
October 21, 2010

math
Yay! Thank you!
October 21, 2010

math
would it be 48
October 21, 2010

math
The ratio of the sales price of a jacket to the original price is 3:4. the original price is $64. what is the sale price? how do i figure this out
October 21, 2010

5th grade
there is 36 inches in each yard so 36 times 15 equals 540 inches
October 20, 2010

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