Posts by Marie

Total # Posts: 1,493

Accounting
Costs can be classified into two categories, fixed and variable costs. These costs behave differently based on the level of sales volumes. Suppose we are running a restaurant and have identified certain costs along with the number of annual units sold of 1000. Item: Raw ...

Chemistry
a chemist needs 46 mol of ammonia for a reaction to complete. he has 46 grams available but needs ammonia as a liquid (D=2.4g/ml). does he have enough? ammonia has an atomic weight of 17 grams

Chemistry
im trying to do the dimensional analysis for it but i keep getting up to a point and stopping. i get as far as.... 46g x 1mole/17g x ___/ mole ... im not really sure what to do after that.

Chemistry
a chemist needs 46 mol of ammonia for a reaction to complete. he has 46 grams available but needs ammonia as a liquid (D=2.4g/ml). does he have enough? ammonia has an atomic weight of 17 grams

Physics
A -4.0-µC charge is located 0.30 m to the left of a +6.0-µC charge. What is the magnitude and direction of the electrostatic force on the positive charge?

phys/ 210
I need help in answering this question personality theories disussed in text i am using learning theory and trait theory comparing and contrasting these two theories

american government
i believe that a would be the correct answere due to so there would not be confusion in the law and questions can be avioded in understanding the law.

Spanish please help?
Sra ramired is asking her family if they did everything they were supposed to do today write the excuses with the correct preterite form like i know what that is of HACER,IR,PODER,SER or TENER paquito fuiste a la biblioteca verdad? ay no mama no ________ 1 ir ____________ 2 ...

math
39mg radioactive with 1/2 life is decay total in 2.5 years. How many mg it remain if half of the amount is decay in 2 years? Thank you!

algebra
(3x^2-4x+6) -(-2x^2 +4) The signs change for the 2 and 4 ____________________when you distribute the -1 ( 5x^2 -4x +2) +( -5x-3) __________________ 5x^2 -9x-1

algebra
Solve the equation for r w=Cr^-2

math just need someone to check and make sure this
The Office Jet printer can copy Janet's dissertation in 10 min. The Laser Jet printer can copy the same documents in 8 min. If the two machines work together, how long would they take to copy the dissertation? 10*8=80 80/18= 4.4 so it would take 4 min. is this correct?

math
Train A is 12 mph slower than train B. Train A travels 230 miles in the same time it takes train B to travel 290 miles. Find the speed of each train.

Vectors
if |x|=2 and |y|=5, determine the dot product between x-2y and x+3y if the angle between vector x and y is 60deg.

Vectors
A triangle has vertices A(2,3,7), B(0,-3,4) and C(5,2,-4) A) determine the largest angle in the traingle b) determine the area of of the triangle pls tell me how to solve the problem

Vectors
Cross product of vector: If axb(cross product)=(2,0,1) and bxc= -4,0,-4 solve magnitude of axb times magnitude of b x c |a x b| x|bxc|

Vectors
the vector a-5b and a-b are perpendiculat. If vector a and b are unit vectors, then determine axb

Vectors
Using a vector diagram explain why it i easier to do chinups when your hands are 30cm apart instead of 90cm apart. (Assume the force that is excerted by your arms are the same in both cases

9th grade
find the slope of the line? (-1/2, 2/3) and (3/2,14/3)

litureature
According to the analyses of the stories you were asked to read, "A Pair of Silk Stockings" best represents literary

biology
which group of seed producers are the largest, most massive and oldest in the world? angiosperms or gymnosperms?

algebra
Graph: y = x - 6

math Please helpppp
evaluate r^2-3 when r=-7

English Essay
Directions: We are doing a problem- solution essay so I chose to right about Cyberbullying. It's supposed to be six paragraphs. So after your finished reading this could you please give me a comment on it, and a letter grade thanks. Cyberbullying Cyberbullying is a very ...

statistics
what is the range of the values 2.0, 3.7, 4.9, 5.0, 5.7, 6.7, 8.5, 9.0? what is the median, mean, and mode?

math
4.00 / 40 = 0.1 0.1 = 1 golf ball 0.1 x 100 = 10 a bucket of 100 golf balls = $10.00

College Finance
Aunt Sally's Food Inc. is considering expansion. Sally has paid $100,000 for a marketing study to assist in the potential valuation. The study indicates that the new product will have sales of $1,500,000 per year each year for the next 6 years. However, existing product ...

Finance
Aunt Sally's Food Inc. is considering expansion. Sally has paid $100,000 for a marketing study to assist in the potential valuation. The study indicates that the new product will have sales of $1,500,000 per year each year for the next 6 years. However, existing product ...

Algebra
solve using the quadratic formula 2x^2 +6x-3=0

Math
Today Jamal had a spelling test. There were 21 words on the test. Jamal spelled two-thirds of them correctly. How many words did Jamal spell correct?

Math
Tameka's mother made fish fries for lunch. She made fish ice cream for dessert. It takes 6 small fish to make 1 1/2 cups of ice cream. How many fish does it take to make 4 cups of ice cream?

205 Critical Thinking
What do you think about this statement? Inductive and Deductive claims such as all,none, or some, impact the assertions od argument.

algebra
how do you find the solution set to 7/w=8/w - 1/3?

English.
That was not really helpful. I think I got it anyway.

English.
What am I suppose to do? I chose House M.D. as my show. I don't understand what this assignment is asking exactly. Essay Assignment (Essay 2) Now that you have summarized a television series, go back and examine the characters. How does the television show portray 1) race...

algebra 1
1) Can you write a binomial in standard form with degree of zero? Explain. 2)Canyou write a binomial with a degree of 3? Explain. Can you help me answer this question please.

communications
This is homework for communications class, and I'm not sure what the hell I need to do. I need to get a good grade, because I'm not doing to well. Please help. Here is what to do. Using I language Practice using I language. Use it at work, school, home with your family...

geography / 8 grade
I am looking for Japan Now. Ethnicity, languages, religion, education,male/female roles and expectations,type of gvt.,foreign aid,and financial status. I need any magazine or newspapers sources can you help me find these information please.

his 125
if the 14 Points were actually followed could World War II have prevented? Even without the League of Nations would the reforms Wilson advocated for foreign relations have worked?

geogrraphy
Does Japan has foreingn aide?

break even analysis
13. Healthy Foods, Inc., sells 50-pound bags of grapes to the military for $10 a bag. The fixed costs of this operation are $80,000, while the variable costs of the Grapes are $.10 per pound. A .What is the break-even point in bags?

geography
I am doing project about Japan.On the section of Government/history-I have to find and write about taxes I searched but did not find anything talk about taxes .Can you help me please? thank you

world geography
what the difference between landforms and historical lanndmark

world geography
I am doing project about Japan what is historical landmarks means?what to write ?

law
Which one of the following is an example of a leading question? 1. What time did you administer the medication? 2. How long have you worked at West End Hospital? 3. Did you see Dr. Martin in the patient's room on the morning in question? 4. Isn't it true that you never...

Chemistry
A sample of benzene, C6H6, weighing 3.51 g was burned in an excess of oxygen in a bomb calorimeter. The temperature of the calorimeter rose from 25.00 C to 37.18 C. If the heat capacity of the calorimeter is 12.05 kJ/K, what is the molar energy of combustion for benzene? Also...

english
so if i wrote what happened 10 years before i use preterit or past perfect? please...

english
I would say "for the first year"

english
I would like to know if I begin my story "The man was remembering how, ten years before, he had given a party..." I talked of what happened in past perfect or preterit ex: for the first in solitary confinement he suffered / or / he had suffered the bet have ...

english
I know what I wrote doesn't mean anything

english
PRETERIT it is a tense I use it in: I was young I went to ... I bought a present

english
I don't speak english (every day)it is my second language that's why I asked you that...

english
hello :) I wrote a story with preterit in that story the man talks of what happened 10 years before (It's a bet, he should be ruined finally when the other man finished his bet , he waives the money) what are the tenses which I have to use? so please help me

english
***Can you correct me the tenses?***

english
nobody??

english
please? If you want I can help you on or in french( i'm) and spanish

english
Hello! I had to read a novel and do a work about it I told what I read Can you above all correct me the tenses? The narrator, an old banker, was remembering how, fifteen years before he had given a party. There had been many clever men, they had talked of capital punishment. ...

FRENCH
Mme, this helps alot. Merci beaucoup.

FRENCH
Could explain the Pronoms Complement D'objet Direct. Thanks for your help.

hospitality
identify the major trans related to diversity and explain their effects on the hospitality industry

biology /check please
1-What phase are daughter cells in as a result of mitosis? -Anaphase 2- During what phase of mitosis do centromeres divide and the chromosone-mes move toward their respective poles? -prophase 3- Wchich phase of mitosis is the last phase that chromatids are together? -anaphase ...

biology can someone check
1) What phase are daughter cells in as a result of mitosis? answer: Anaphase 2)During what phase of mitosis do centromeres divide and the chromosomes move toward of their respective poles? answer: prophase 3)Which phase of mitosis is the last phase that chromatids are together...

Biology/help please
1) What phase are daughter cells in as a result of mitosis? answer: Anaphase 2)During what phase of mitosis do centromeres divide and the chromosomes move toward of their respective poles? answer: prophase 3)Which phase of mitosis is the last phase that chromatids are together...

biology
1) What phase are daughter cells in as a result of mitosis? answer: Anaphase 2)During what phase of mitosis do centromeres divide and the chromosomes move toward of their respective poles? answer: prophase 3)Which phase of mitosis is the last phase that chromatids are together...

biology
1) What phase are daughter cells in as a result of mitosis? answer: Anaphase 2)During what phase of mitosis do centromeres divide and the chromosomes move toward of their respective poles? answer: prophase 3)Which phase of mitosis is the last phase that chromatids are together...

BIOLOGY
1) What phase are daughter cells in as a result of mitosis? answer: Anaphase 2)During what phase of mitosis do centromeres divide and the chromosomes move toward of their respective poles? answer: prophase 3)Which phase of mitosis is the last phase that chromatids are together...

biology
What structure is produced when spindle fibers radiate from centrioles? Can you help please?

Math
graphing method to solve linear programming problem. z=8x+12y 40x+80y=560 6x+8y=72 x=0y=0 Is there a short cut to find the mmaximum without using the graph?

Math
Thanks Reiny

Math
using echelon method 4x-2y=9 20x-10y=27 pls help with problem. Once I get 24x -2y 36 I'm confused after that.

english
I need a web to search for antonyms

algebra
3(-4) + 12 = -7(-4) - 28 -12 + 12 = 28 - 28 0 = 0

math
line parellel 4x=3y-13. got an ans of 13/4 but not sure if it's correct.

Math
Finding the equation of the least square line.Ex=110, Ex^2 =1540, Ey=468, Ey^2=22,434, Exy=5524. The answer is Y=1.139x+34.27. I can figure out the 1.139 but not the 34.27. Pls Help

Math
A triangular number is a number that can be represented by dots arranged in a triangular shape. The first four triangular numbers are 1, 3, 6, 10. What is the 10 triangular number? The 20th? The 100th?

math
9x+3= -66 5x-3y= -60 solve using elimination method?

Precalculus
An airplane is flying due west at a velocity of 100 m/s. The wind is blowing south at 5 m/s. a. Draw a labeled diagram of the situation. b. Find the resulting ground speed and bearing of the airplane?

geometry
Which geometric figure could not be drawn using both perpendicular line segements and parallel line segements? A.a pentagon B. a rectangle C. a trapezoid D. a triangle IS the answer(D) a triangle

accounting
Ed O'Connor Associates reported short-termed notes payable as follows: 2012 2011 current liabilities (partial) short-term n/p $16,700 $15,500 salary payable 3,800 3,200 During 2012 O'Connor paid off both current liabilities that were left over from 2011. During 2012, O...

Business
Explain which moral philosophy is best suited for making business and why

11th grade
Well there's different things you do in Stoichiometry, so it all depends. Stoichiometry is Balancing Equations, Knowing the Mole Ratios, Mole to Mole, Mole to Mass, and Mass to Mass Conversions.

algebra
Ms. Sue, I thought the problem was x minus 3 equals 12, so I apologize.

algebra
x-3=12..is that what you meant? Add 3 to each side to get x alone on one side, and you get x=15.

Precalculus
I tried doing this problem, but I still don't understand it at all... Pilot Reem Ahmad's flight plan has her leaving Dulles International Airport and flying a Boeing 727 due east at 450 mph. There is a 65 mph wind with the bearing 60 degrees. a. Determine the compass ...

Precalculus
Thank you!

Precalculus
Juana and Diego Gonzales, ages six and four respectively, own a strong and stubborn puppy named Corporal. It is so hard to take Corporal for a walk that they devise a scheme to use two leashes. If Juana and Diego pull with forces of 23 lb and 27 lb at the angles shown in the ...

Precalculus
It's not making sense to me. Could you please explain further?

Precalculus
Pilot Reem Ahmad's flight plan has her leaving Dulles International Airport and flying a Boeing 727 due east at 450 mph. There is a 65 mph wind with the bearing 60 degrees. a. Determine the compass heading that Reem should follow. b. Determine the airplane's ground ...

english/
1-furthermore 2-at the same time 3-meanwhile 4-similarity 5- consequently 6-for example 7-however 8-afterward 1-I have experience flipping pizza dough;----1-----,i have eaten just about every kind of pizza you can imagine! 2-They will attend the graduation ceremony from 4:00-...

english/punctuation
Add punctuation to the paragraph. You must be kidding! How can I possibly finish all this homework, and still find time to clean up this mess? I never imagined that one puppy could create so many messes in just a few hours! Didn't I lock the gate before I went to school ...

english/punctuation
Add punctuation to the paragraph. You must be kidding, how can I possibly finish all this homework, and still find time to clean up this mess! I never imagined that one puppy could create so many messes in just a few hours! Dind't I lock the gate before I went to school ...

Precalculus
Thanks! I have a question: Is the length of a vector the same thing as its magnitude?

Precalculus
Find the component form of v given its magnitude and the angle it makes with the positive x-axis. Magnitude of v= 2 Angle= v in the direction i+3j

english/ poem
1)in part two of the "highwayman" , why is the fact that the highwayman didn't come stressed three times? 2) From whose point of view are we seeing it? 3) Why is the word "marching" repeated? can you help me answer this question please ? answer: 1 -...

english/ poem
in part two of the "highwayman" , why is the fact that the highwayman didn't come stressed three times? From whose point of view are we seeing it? Why is the word "marching" repeated? can you help me answer this question please?

poetry
in part two of the "highwayman" , why is the fact that the highwayman didn't come stressed three times? From whose point of view are we seeing it? Why is the word "marching" repeated?

College Physics
the value of the permittivity of free space is 1.009E-11

College Physics
If the uncertanty in the slope is 1.214×10-14, is the measured value of ε0 within experimental uncertainty of the accepted value? (Yes or No)

pure maths
use trapezium rule with 3 intervals to estimate the value of intergrating x=0 and x=3 squarerooting 1+xsquared

ENGLISH
THANKS for your corrections Sra

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