Wednesday

August 20, 2014

August 20, 2014

Total # Posts: 1,173

**french**

Can you check these thanks. Part 1 Directions: Répondez selon le modèle. Elle va souvent à Montréal? Oui, elle y va souvent. (As you can see we are now learning the pronoun y) 1. Ils vont souvent à Paris? Answer: Oui, ils y vont souvent. 2. ...
*October 14, 2010*

**Chemistry**

I am required to design an experiment which will allow me to produce exactly 12.5g of pure dry Copper Hydroxide. I need to include equipment required, Chemicals required, step by step method and any particular limitations/cautions which must be exercised whilst following the ...
*October 12, 2010*

**SraJMcGin**

Correction: I don't know when I'm supposed to add an extra e or ees. Can you give me examples. Thanks so much
*October 12, 2010*

**SraJMcGin**

Can you help me with the passé composé: être and avoir. I understand when to use être and avoir but I don't know if I'm supposed to add an extra e or ees for the verbs.
*October 12, 2010*

**french**

Can you check these also thanks. Directions: Récrivez les phrases au passé composé. Le passé composé: être ou avoir. 1. Marie monte au troisième étage. Answer: Marie est monté au troisimème êtage. 2. ...
*October 12, 2010*

**french**

Can you check these it's based on Le passé composé: être ou avoir. Directions: Complétez au passé composé Les deux copines -----1------ (sortir) de la maison à neuf heures. Elles ------2------ (sortir) tous leurs bagages. ...
*October 12, 2010*

**6th grade**

Look up the word "culture."
*October 8, 2010*

**economics**

qs=-400+2p qd=1600-2p how do i graph that
*October 7, 2010*

**science**

is a rock a compound, element, or solid?
*October 6, 2010*

**Gen Chem 1**

A tanker truck carrying 2.01×10^3kg of concentrated sulfuric acid solution tips over and spills its load. The sulfuic acid is 95.0% H2SO4 by mass and has a density of 1.84g/L. Sodium Carbonate (Na2CO3)is used to neutralize the the sulfuric acid spill. How many kilograms ...
*October 6, 2010*

**French (need a website link quick question)**

I need a website link that will give me a practice test to Qu'est-ce qui and Qu'est-ce que. Where Qu'est-ce qui acts as a subject and Qu'est-ce que acts as an object. I also need a test on negative and affirmative commands. For example: Montrez-moi-la radio ...
*October 4, 2010*

**Linear Equations **

Can you check these thanks. Linear Equations Directions: Write each equation in standard form. 1. y=7x-5 Answer: 7x-y=5 2. y=3/8+5 (3/8 is a fraction) Answer: 3x-8y=40 3. x= -2/7y+3/4 Answer: x+14y=12 4. 3y-5=0 Answer: x+3y=0 Find the x-intercept and y-intercept of the graph ...
*October 2, 2010*

**Literature**

Can I get your opinion on the story Sinner's in the Hands of An Angry God. What would be your personal response of this story. (I just need an idea)
*September 29, 2010*

**Literature question**

Can you give me a summary to the story Sinners in the Hands of an Angry God? Thanks. By the way if you do give me a link please don't give me a google link because for some reason my computer doesn't want to pull up google's homepage. Thanks.
*September 29, 2010*

**physic**

how to caluate a ke vs. time graph
*September 28, 2010*

**college physics**

A freight train has a mass of 1.7 multiplied by 107 kg. If the locomotive can exert a constant pull of 7.4 multiplied by 105 N, how long does it take to increase the speed of the train from rest to 68 km/h?
*September 21, 2010*

**Chemistry**

The pressure of 6.0 L of an ideal gas in a flexible container is decreased to one-eighth of its original pressure, and its absolute temperature is decreased to one-seventh of the original. What is the final volume of the gas?
*September 20, 2010*

**ECONOMICS**

qs=-400+2p qd=1600-2p how do i graph that
*September 20, 2010*

**Physics**

First you need to solve for time by using d=(1/2)(a)(t^2)+(vi)t 1m=(1/2)(9.8)t^2 vertical initial velocity is 0m/s t=.45 sec Then you find the horizontal distance traveled by using v=d/t 1.3m/s=d/.54sec d=.585m Then you need to find the time of player B by using d=(1/2)(a)(t^2...
*September 20, 2010*

**calc 3**

Find the limit ( e^-3t i + tsin(1/t)j + arctan tk ) if it exists. If not say doesn’t exsist. (t→ ∞)
*September 20, 2010*

**Math 117**

length = x width = x-l area = length*width 12 = (x)*(x-1) solve for x... use the equations above to get the length and width..
*September 19, 2010*

**calculus**

f(x)=kx^2+3 a) if the tangent lines to the graph of f at (t,f(t)) and (-t, f(-t)) are perpendicular, find t in terms of k b) Find the coordinate of the point of intersection of the tangent lines mentioned in part (a) in terms of k
*September 19, 2010*

**Science**

A passenger in a moving train drops an apple. Describe how a man standing by the train tracks sees the apple falling when he looks through the window.
*September 18, 2010*

**math 115**

f(-4)=4-2(-4) f(-4)=4+8 f(-4)=12 you must be bored of me by now..haha!
*September 16, 2010*

**math/115**

you're welcome again.. =)
*September 16, 2010*

**math/115**

solve the second one by substituting x with -3...
*September 16, 2010*

**math/115**

substitute the x with 3 for the first question.. you'll get f(3)=2(3)-14 f(3)=6-14 f(3)=-8
*September 16, 2010*

**math 115**

you're welcome!
*September 16, 2010*

**math 115**

when x=5, substitute all the x's with 5.. do the same when x=-5
*September 16, 2010*

**math 115**

h(5)=19-5 h(-5)=19+5
*September 16, 2010*

**math**

(3x)(10-5)=(x)(5-x) 30x-15x=5x-x^2 divide the whole equation by x 30-15=5-x solve for x
*September 16, 2010*

**11th grade**

you're welcome!
*September 16, 2010*

**11th grade**

for example in #1. 2x-1=y if y=0; 2x-1=0 then x=1/2 if x=0; 2(0)-1=y then y=-1 on the graph plot the points (1/2,0) and (0,-1) draw a line containing those points..
*September 16, 2010*

**11th grade**

does it help?? :)
*September 16, 2010*

**11th grade**

each of those functions form a line.. for each function, solve the value of x when y=0. solve the value of y when x=0.. plot the two points in the graph then connect them to form a line...
*September 16, 2010*

**11th grade**

are you supposed to graph those functions?
*September 16, 2010*

**11th grade**

what is the question?
*September 16, 2010*

**math**

so what's the question?
*September 16, 2010*

**algebra**

x+1/2=1 | x+1/2=-1 x=1-1/2 | x=-1-1/2 x=1/2 | x=-3/2
*September 16, 2010*

**Math**

sorry again! 100=4(x)+2(40-x) is the right one..
*September 16, 2010*

**Math**

sorry!!! cows=x chickens=40-x 100=2(x)+4(40-x)
*September 16, 2010*

**Math**

chickens = 40/2 cows = 100/4
*September 16, 2010*

**Math**

number of cars skywalks = x toyotas = 2x pintos = 2x-8 grand arms = 4(2x-8) = 24 solve for the x using the grand arms equation above... substitute x to the equations to get the number of cars per type of car.. add all the cars from each type..
*September 16, 2010*

**math**

solve for x and then find out how much each person gets using by substituting x to the values..
*September 16, 2010*

**math**

sorry! theres a modification: the 2 grandchildren each gets x dollars. son gets 2(2x) dollars widow gets 2(2x)+2000+2x dollars all add up to $62000
*September 16, 2010*

**math**

the 2 grandchildren each gets x dollars. son gets 2(2x) dollars widow gets 2(2x)+2000 dollars all add up to $62000
*September 16, 2010*

**Math**

if either a or b is equal to 0, (a+b)^2 and a^2 + b^2 will have the same values.
*September 16, 2010*

**Math**

0 (a+b)^2=a^2+b^2 a^2+2ab+b^2=a^2+b^2 2ab=0 then: a=0 and b=0
*September 16, 2010*

**Math**

find the LCM
*September 16, 2010*

**Geometry**

welcome.. =]
*September 16, 2010*

**Geometry**

the first line should be "5x+9=3x-33"
*September 16, 2010*

**Geometry**

5x+9=3x=33 5x-3x=33-9 2x=24 x=12 BK=2(5(12)+9) =138
*September 16, 2010*

**statistics**

In a survey of 5100 TV viewers, 40% said they watch network news programs. Find the margin of error for this survey if we want 95% confidence in our estimate of the percent of TV viewers who watch network news programs. Hint, find the CI using 1-PropZInt, then add and subtract...
*September 13, 2010*

**Finance**

a. 7.11% b. N = 10, PV = -985, PMT = 70, FV = 1000 YTM = 7.2157% = 7.22% c. N = 7, I/YR = 7.2157, PMT = 70, FV = 1000 PV = $988.46
*September 9, 2010*

**Science - Physics**

How long would it take you to drive from Houston to Gatorville LA (235 miles0 if you drive the first 75 miles at 60 mph, the next 100 miles at 65 mph, and the last 60 miles at 70 mph? What is your average speed for the entire trip?
*September 6, 2010*

**algebra**

(2t+3)11
*August 25, 2010*

**Environmental health**

Is it true or false that risk to a population group is generally expressed as the likelihood of an event happening?
*August 21, 2010*

**com156**

How does prewriting affect the success of an essay
*August 18, 2010*

**algebra **

The Big Screamer Coaster carries 92 people altogether. Some of its cars carry 4 passengers, and the rest carry 6 passengers. There are three less 6-passenger cars than 4-passenger cars. How many 4-passenger cars are there?
*August 10, 2010*

**AP Biology**

Yes, but none satisfy the problem.
*August 1, 2010*

**AP Biology**

What is not dependent on sunlight as a source of energy? A. Benthic Zone B. Pelagic Zone C. Neritic Zone D. Taiga E. Tundra Please answer A.S.A.P.
*August 1, 2010*

**AP Biology**

I think it is between A or B.
*August 1, 2010*

**AP Biology**

The type of learning that is involved in predator/prey interactions where an alteration in behavior is a response to stimulus is called? A. Habituation Learning B. Cognitive Learning C. Instinctive Learning D. Associative Learning E. Non-associative Learning Please, answer A....
*August 1, 2010*

**Math**

how do you calculate the fomula for a pyramid?
*July 13, 2010*

**His/135**

How do I describe the social, economic, and political composition of te decade of corporate greed and how it affected the political climate of the 1980s?
*June 9, 2010*

**Math**

Describe each set of points for the given mathematical statement. (x + 3)^2 + (y - 4)^2 = 9 How would I figure this out? Any help would be great, thanks! :)
*June 8, 2010*

**english**

Can anyone tell me the tone of this poem? THE INVADING SPRING - Phoebe Hesketh Man has fenced the wilderness back in the hills; Tamed in the town he walks on concrete blocks; And in the park his heart with pleasure fills - But not at Wordsworth’s school-book daffodils. No...
*June 6, 2010*

**Science**

Okay, I get that. But I don't know where I would find these answers. Which is why I'm here asking you because honestly, I don't know them at all!
*May 26, 2010*

**Science**

These are all fill in the blank questions. Most objects _____ some colors or wavelengths of light and ____ others. When you paint a picture in art class the color is produced by color _____. Color was assed by hand called ____. __________ developed the making of metal letters ...
*May 26, 2010*

**Science**

We see a specific color, like yellow, because only yellow ____ are bounced back to your eyes.
*May 26, 2010*

**science**

s it possible for seismologist to know for sure that an earthquake or volcanic eruption will not occur in a particular area? And why
*May 25, 2010*

**Physics**

What causes the restoring force in a simple pendulum? A. friction between the thread and the support B. the force exerted on the pendulum bob while displacing it from the mean position C. the component of the weight of the bob acting perpendicular to the thread D. the ...
*May 25, 2010*

**algebra**

How do you solve this math problem? h= -8t^2+40t then it says: when t=0 and when t= 5 there are 2 questions that i have to answer: 1.) find the value of h 2.) graph this equation - i dont know if i did the problem right but when i answered #1 i got h=0, - and when i answered #...
*May 21, 2010*

**physics**

The energy difference between states A and B is twice the energy difference between states B and C (C > B > A). In a transition (quantum jump) from C to B, an electron emits a photon of wavelength 600 nm.
*May 18, 2010*

**space**

Which planet number are we?
*May 17, 2010*

**Math**

How do you solve an Expression?
*May 17, 2010*

**Physics (math)**

Fayce Slift found that it took her 132 steps to pace off 100.0 m. She was studying the flying trapeze. She noticed that when the ride was running that the chairs swung outward. She found that it took her 14.5 steps to go from the outside of the swing path on one side to the ...
*May 9, 2010*

**distillation**

what is the purpose of adding packing material to the distillation column? what is the purpose of insulating the distillation column?
*May 6, 2010*

**Chemistry**

Calculate the pH of a buffered solution that is 0.100M in C6H5COOH (benzoic acid, Ka = 6.4 x 10-5) and 0.100M in sodium benzoate (NaC6H5COO).
*May 5, 2010*

**Chemistry**

How many mL of 0.75M HCl are needed to neutralize 20.0 grams of NaOH?
*April 29, 2010*

**Chemistry**

How many mL of 0.75M HCl are needed to neutralize 20.0 grams of NaOH?
*April 29, 2010*

**english**

how does anna feel about what is happening to her family from the play Thunder on Sycamore Street
*April 26, 2010*

**Science**

I'm trying to determine what fossil fuel contributes the most to acid rain. I said coal because it is thought to be the "dirtiest" fuel with the greatest carbon footprint. Do you think this is correct?
*April 26, 2010*

**Question about University (general).**

Hello! I'm just trying to get an understanding of the reputations of some of the fine post-secondary institutions in Canada. I know this is not a homework question, and that all of the educators on this site are busy helping with homework questions. But, considering most ...
*April 23, 2010*

**math**

Soybean Meal Is 16% Protein; Cornmeal Is 8% Protein. How Many Pound Of Each Should Be Mixed Together In Order To Get 320 Lb. Mixture That Is 15% Protein?
*April 23, 2010*

**english**

it is B.
*April 20, 2010*

**ochem**

What's an equation of the hydrolysis of one ester group in tannins by CaCO3?
*April 16, 2010*

**chemistry**

how would longer roasting time of green coffee beans effect its caffeine content? why?
*April 14, 2010*

**11th grade chemistry**

How many grams are in 2.7 mol of table salt, NaCl (molar mass of NaCl=58.44 g/mol)?
*April 13, 2010*

**trig**

The function d=-8cos2t describes a simple harmonic motion, where d is the distance(in meters) an object travel in t seconds. What is the frequency?
*April 13, 2010*

**trigonometry**

The function d=11cos6t describes a simple harmonic motion, where d is the distance(in meters) an object travels in t seconds. What is the time required for one complete cycle?
*April 13, 2010*

**Global Studies**

I have to write a story taking place in Eastern Asia. I've decided to write about a South Korean exploring life in North Korea. Would they need to sneak in or are they permitted to go?
*April 12, 2010*

**Math**

1. sin (teta) / cot (teta) + cos (teta) = sec (teta) --> sin (teta) divide 1 / tan (teta) + cos (teta) I'm stuck now because i dont know where to go from here
*April 7, 2010*

**chemistry**

how much CO2 can be produced if 100 g glucose is allowed to react with 100 g O2? which is the limiting reactant, oxygen pr glucose?
*April 5, 2010*

**biology**

Honeybees are asexual because not only do I check the websites for facts but also my textbook. thanks for the search engine but i wanted environmental conditions for asexual and sexual reproduction but i found some good websites. Thanks alot!!!
*April 5, 2010*

**biology**

What environmental conditions would favor sexual reproduction? What environmental conditions would favor asexual reproduction? Organism - sexual reproduction - gonads asexual reproduction - honeybees - Is pillbugs an asexually organism or is a sexually organism? I think its ...
*April 5, 2010*

**math**

Prove this identity (cos è - 1) / (cos^2 è) = sec è - sec^2 è I have a question when you simplify the secant in terms of cosine. Would you cross multiply but then again there's the subtraction sign there instead of a multiplication sign? then ...
*April 5, 2010*

**English**

I'm sorry i didnt see this question posted, by accident i made the same question. I'm sorry once again.
*April 5, 2010*

**English**

A moral defect in a work of art is always also an artistic defect What does this quote mean? Therefore, any defects of art can easily give away clues. I'm confused with this quote.
*April 5, 2010*

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