Sunday
April 20, 2014

Posts by courtney


Total # Posts: 647

science
Ions are electrically charged particles that are formed when certain compounds are dissolved in water. These solutions will conduct electricity. The Swedish scientist Svante Arrhenius coined the term ion (which means wanderer) to explain why solutions of electrolytes will cond...

DrBob222
If you dont mind me asking, How are you so smart, and how old are you?

Goverment
How is government authority distributed in unitary, federal, and confederal systems?

College English
Fallacies are defects in an argument - other than false premises - which cause an argument to be invalid, unsound or weak. Fallacies can be separated into two general groups formal and informal.

Drbob222
Nevermind, I dont want you to give me the answer im just going through alot and im just trying to learn how to do this stuff at home. But thanks for the help.

Drbob222
Are you done helping me? Sorry, to bugg you i just reall need the help.

Physical science
3456-2345=1111

Chemm
Thanks for not helping me and being an ass!

Chemm
Well i mean i would know how to do this stuff but, ive been out of school due to heart and brain problems, so my teachers sent me home with work. Im ust trying to get caught up. But thank you for trying to help me.

Chemm
Like i dont know how you know what numbers to plug into the formual.

Chemm
Yeah like i know what formula to use but im not sure how to plug it all in and stuff, Im so new at this stuff. Please help?

Chemm
A 2.00L flask is filled with propane gas(C3H8)at 1.00atm and 15C. What is the mass of propane in the flask?

chem
Sorry, i dont know how to plug the numbers into this one.

chem
3. Determine the density of chlorine gas at 22C and 1.00 atm pressure.

Chem
So do I do 22.4x42? Because when i did this is got 940.8. So is this my answer?

Chem
2. Carbon monooxide CO is product of incomplete combustion of fuel. Find the volume that 42g of CO gas occupies at STP

Chemistry,
Ok, So when i worked it out i got .962 And I moved the decimal right and made it 9.62x10^-1 Is this right?

Chemistry,
Lol, Thank you. Ima work it out and im going to write my answer and can you tell me if im right or wrong?

Chemistry,
Am i using the Gay-Lussacs law?

Chemistry,
I reall need help, i know what formulas to use i just dont know how to do it. Can some one please work with me to get to the correct answer? 1.The air in a dry, sealed 2L soda bottle has a pressure of 0.998 atm at sea level at a temperature of 34C. what will be it's pressu...

Chem B
The air in a dry, sealed 2L soda bottle has a pressure of 0.998 atm at sea level at a temperature of 34C. what will be it's pressure, if it is brought to higher altitude where the temperature is only 23C?

English
It is an adjective

Penn Foster Writing Assignment Writing Skills
I need help on this also

12th grade economics
Frank wants to buy a $10,000 car. The car dealer offers him financing of 60 payments at 9% interest. What will his payments be assuming he pays $0 down?

Quick Opinion
Which sounds better? How many of you have known someone that has attempted or completed suicide before? or How many of you have known someone that has attempted or taken their own life from suicide before?

Need an opinion
I did in my introduction

Need an opinion
I'm doing a speech on teen suicide and I need your opinion. I start with an introduction, statistics, and why I chose the topic. But for these three things is the order correct or should switch them. If you were listening what would you like to hear first. What are the war...

Survey ?
Thank You :)

Survey ?
Why should people be informed about teen suicide? ( I need like a stong reason It's a survey question that we have to ask different people. Thank you for helping me out)

Spanish
Thank you so much for your time and help. Spanish is one of my harder subjects and this really was a lifesaver! Here are the corrections I have made. Yo volé en un avión a ir al Mundo de Disney. Mi madre y los abuelos vinieron con yo. Yo era muy pequeña y ...

Spanish
Can someone please proofread my spanish project? Hi I'm a second year spanish student and we just learned about past and imperfect tenses. I'm having a little trouble since my teacher refuses to look over projects and would greatly appreciate any feedback. We are suppo...

5th grade
Carla formed this large cube from eight small cubes. She put the large cube on a worktable and then spray painted all the sides that she should without moving any part of the large cube. If she take the large cube apart, how many of the small cubes will be painted on three sides.

Math
Use point-plotting to sketch the graph of each equation. How do you do these? y=-x+2 x-y=-3 y=2x

geometry
i kinda understand but not sure how i write the problem up

geometry
24 divided by 3 (sides) = 8 8 divided by 2 (sides) = 4 24 - 4 = 20 20 divided by 2 (sides) = 10 10 by 10 by 4 = 24 feet of fencing

geometry
A = l + w the best dimensions would be lenght 10 feet and width 4 feet 24 - 4 = 20 20 divided by 2 (lenght) 10 10 by 10 by 4 = 24

geometry
Polly decides to use a wall of the house as one sideof the rectangular dog pen. She plans to use the 24 ft. of fencing (1 ft. sections) for the other 3 sides. What are the dimensions ofthe best dog pen for polly's poodle? Explain

Geometry
thank you

Geometry
A = 2(4) + 2(8) 8 + 16 = 24 then you would divide the 8 and the 16 by 2 giving the dimensions 4 4 8 8 =24 is this correct

Geometry
problem problem just says rectangular dog ben nothing about squar feet so i am assuming so that the dog has the most room

Geometry
polly wants to build a rectangular dog pen for her poodle. She has 24ft of fencing in 1 ft sections. What are the dimensions of the best dog pen for polly's poodle? explain Please help my teacher never explains just hands out problems

Algebra II
V(X)=x^3-5x^2-8x+12 the depth is x+2 Find linear expressions with integer coefficients for the other dimensions and next if the depth of the chest is 9feet deep what are the other dimensions?

Maaaath!!!
A woman is three times as old as her daughter, but in 12 years she will be just twice as old as her daughter. How old is the daughter now and how hold is the woman now?

math
If given a set of functions, how do you write an equation for them? For example: x: 1,2,3,4,5 y:5,10,15,20,25. I am confused.

pysch
what do we know about coping with feeling of helplessness and depression?

Math
How do you solve this... 9+5x/2=2x-4 The answer is suppose to be -17 thank you for your help.

Math-Fair Game question
Expected Value • Making choices by comparing their expected values is a pervasive method of analysis because of its ease of computation and its power. Let’s say you roll a fair die and you were paid, in dollars, the number that landed face up from a fair die roll, w...

Geometry
what is true of rectangle that isn't true or parallelograms in general?

Psychology
I am completing a table for my psychology class right now. It lists a couple situations and asked for the sources of stress, why they were unhealthy, how could they be changed to healthy, and the last part asks for two possible moderators for stress. I have finished the whole ...

Math
How do you solve this problem. Answer must be simplifyed 4/5+5/6-3/10

WOLRD HISTORY
How were classical civilizations different from river valley civilization?

algebra
find an equation in slope intercept form for the line whose change in y is 500 when x1=8 and x2=17?

accounting
The balance in the prepaid insurance account before adjustment at the end of the year is $4,800, which represents the insurance premiums for four months. The premiums were paid on November 1. The adjusting entry required on December 31 is:

general science
which of the following accurately shows the correct terms for the two sides of a chemical equation, correctly placed to the left or to the right where they belong and also shows the correct symbol that is written between them? reactants --> products products = reactants rea...

U.S History- 8th grade
the us capital is located in the -------------------- of colimbuia

Soc/110
What new challenges in collaboration and teamwork does technology present? Provide examples

Soc/110
What collaboration techniques may facilitate collaboration? What technologies may aid collaboration? Provide examples.

Soc/110
What are the elements of a collaborative team meeting? Provide an example of each element and explain its importance to collaboration

Soc/110
How does computer-mediated collaboration enhance team performance? Provide examples.

Science
What are three ways to measure matter

math
A(square)+ 7(square)=6(Square)

english
compare and contrast similarities between artificial tree and fresh cut tree

spanish
correct for of ser or estar for... mi papa __________ maestro.

LITTERATURE
c is wrong

Statistics
Though I'm not 100%, I'm fairly certain you're in my class. This being said, anyone who reads this and intends to help, please understand that this information IS all that we have to work with.

3rd grade english
I need to find syllables with an a at the end please help

Chemistry
I want the answer

Chemistry
Many metals react with oxygen gas to form the metal oxide. For example calcium reacts: 2Ca(s) + O2(g)--> 2CaO(s) Calculate the mass of calcium prepared from 4,20g of Ca and 2.80g of O2. (a) How many moles of CaO can form from the given mass of Ca? (b) How many moles of CaO ...

Chemistry
Many metals react with oxygen gas to form the metal oxide. For example calcium reacts: 2Ca(s) + O2(g)--> 2CaO(s) Calculate the mass of calcium prepared from 4,20g of Ca and 2.80g of O2. (a) How many moles of CaO can form from the given mass of Ca? (b) How many moles of CaO ...

history
Which came first? A. Formation of the french revolution war b.execution of king louis xvi c. American bill of rights d.seven years war e. World war 1

maths
Number two should look like this: (-7x+x^2)(-x)+x^2 Also, I gave it another try and this is what I got (only for number 1 and 2): 1. y-6y^2 2. 8x^2+(-x^3) Please check and help out with #3 and #4.. :)

maths
Simplify the expression. 1. 3y-(6y+2)(-y) 2. (-7x+^2)(-x)+x^2 3. 3y/2 divide by 2/7 4. -x/4 divide by 6/x I couldn't do any of these. Please explain.. Thanks!

maths
3. -4x-x^2 4. -4t^2+(-8t) please check those again. and when you say redo number 1, which one do you mean: a. 2|3x-5| when x=(-3) or b. (-4)(-x)(x^2) thanks!! :)

maths
1. Q: 2|3x-5| when x=(-3) A: 24 2. Q: |6-x|+4 when x=5 A: 5 _______________ Simplify the expression. 1. (-4)(-x)(x^2) my answer: 4x^3 2. (24)(-5x)(-x) my answer: 120x^2 3. -x(4-x) my answer: -4x-x 4. -4t(t+2) my answer: -4t^2+(-6t) 5. b^2(4-b^2) my answer: 4b^2-b^4 6. (c+3c^2)...

algebra I
I checked, the calculation was wrong. It's $1441.29 Thanks a lot :)!

geo check
a fine rich soil that is carried by the wind is known as: A)bauxite B)loess C)polder D)mistral

7thscience
i need 4 possible outcomes when new info is found about scientific explanation &3 parts of a system?

7th science
what r 4 possible outcomes when new info is found about a scientific explanation?

7th grade
what is the difference between physical science &scientific theory?

science
why do power plugs have 3 sockets even though many appliances have plugs with only 2 pins

Project Management
you are to prepare a network diagram using the Activity on the Arrow technique. You must use as many concurrent activities as you can and you must show the critical path. (A network diagram with no concurrent activities will result in no grade points being earned.) You will be...

Project Management
Offices: Boston, Chicago, Memphis, Charlotte, Atlanta, and Orlando Location of Event: Miami Travel Days: To Miami on Sunday, Returning from Miami on Saturday. Travel Means: Air or Private Auto, whichever is convenient and reasonable. Autos must be shared. Lodging: All attendee...

Project Management
Crew Size: 2 Components, timing and sequencing - all times are in weeks: Components Time to Deliver Assembly Time Assembly Sequence Canopy 2 1 To fuselage after instruments Spinner 1 1 To engine after propeller Rudder 3 1 To fuselage after stabilizer Undercarriage 5 1 To fusel...

critical thinking
what is an example of ad mhominem/genetic It takes someone with a really big heart to give to our charity, and you seem like someone who cares the most

english
What is the schwa sound in paper?

Math
At a sale Jean recieved a discount of $10.00 on a coat marked $80.00. What was the rate of the discount?

social studies
Thanks that helped me A LOT!!!! :) Thanks again ~ Courtney

social studies
What is the key aspiration people in Pennsylvania???? I am reseaching Pennsylvania for extra credit....

4th grade
i used the equation: 1/2x+1/4x+3=x then add 1/2x and 1/4x: 3/4x+3=x then subtract 3/4x on both sides:3=1/4x then divide by 1/4x: 12=x -12 coins is the answer :)

4th grade
Bobby has 12 coins. he has 3 dimes, 6 pennies, and 3 quarters

science-8th
thanks....but ive tried that. this is for my friend but its okay we'll figure it out sooner of later! Thank you very much

Health
what role do health care worker play in determing quality care

physics
First you have to calculate the time it takes for the block to hit the ground. y(t)=vit+(1/2)gt^2 y(t)=1+(1/2)(-9.80)t^2 Solve for t: t=0.45s With distance and time you can calculate velocity: d/t= 2.00/0.45= 4.44m/s Use this velocity in calculating the initial velocity of the...

Literature / Short story I
1.C 2.C 3.A 4.C 5.A 6.D 7.D 8.C 9.A 10.C 11.B 12.B 13.C 14.D 15.B 16.B 17.D 18.D 19.A 20.B JUST TOOK THE TEST MADE A 100

History
What is the cultural affect of trade and warfare?

english
I used a quote in my essay for school. I have to do a work cited page. What information do I need to cite it properly. I did a bunch of google searches put they really didn't help.

english
True meaning lyes behind this quote because.. is the world lyes spelled right?

Trig
tan(to the second power) s sin(to second power)=tan(to second power + cos(second power) s - 1...I need the steps on how to get it to equal...problem looks like tan2 s sin2 s=tan2 s + cos2 s - 1...thanks if you can figure it out

english
Thank You very helpful the both of you!! Good work

english
Can you start a sentence off with the word because?

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