Thursday
July 31, 2014

Posts by Lisa


Total # Posts: 2,968

physics
An airplane lands and starts down the runway at a southwest velocity of 44 m/s. What constant acceleration allows it to come to a stop in 1.3 km?

Math
A woman driving a care 14ft long is passing a truck 30 ft long. The truck is traveling at 50 miles per hour. How fast must the woman drive her car so that she can pass the truck completely in 6 seconds?

physics
f a pronghorn antelope accelerates from rest in a straight line with a constant acceleration of 1.5 m/s2 , how long does it take for the antelope to reach a speed of 20 m/s?

physics
f a pronghorn antelope accelerates from rest in a straight line with a constant acceleration of 1.5 m/s2 , how long does it take for the antelope to reach a speed of 20 m/s?

chem
Suppose you need to extract an organic substance S from water into ether, where the distribution constant Kdist = [S]org/[S]aq is at first unknown. a) By testing the solubility of the material in each solvent under saturating conditions at room temperature, you find that it ha...

chem
a. One can use pH differences to separate basic substances from non-basic ones. Which of the following would be suitable for use in the aqueous phase to achieve the separation of phenol from naphthalene: K2HPO4, K3PO4, (CH3)3NHCl, (CH3)3N, NaHCO3, Na2CO3? Explain your answer. ...

organic chem
a. One can use pH differences to separate basic substances from non-basic ones. Which of the following would be suitable for use in the aqueous phase to achieve the separation of phenol from naphthalene: K2HPO4, K3PO4, (CH3)3NHCl, (CH3)3N, NaHCO3, Na2CO3? Explain your answer. ...

organic chem
Suppose you need to extract an organic substance S from water into ether, where the distribution constant Kdist = [S]org/[S]aq is at first unknown. a) By testing the solubility of the material in each solvent under saturating conditions at room temperature, you find that it ha...

enghish
Title: The Sword in the Stone From Le Morte Darthus Sir Thomas Malory Retold by Keith Baines

enghish
As a romance hero, Arthur displays the quality of generosity when he? A)forgives the nobles for delaying his succession to the throne. B)tells Sir Ector that he, not Sir Kay, removed the sword from the stone. C)first tries to pull the sword from the stone. D)makes his foster b...

English - Mari Djata
What causes Mari Djata to walk? a)A voice from Allah tells him it's time. B) He wants to save his mother from further humiliation. C)He walks in response to a taunt from a child. D)His father reminds him that he is a lion among men.

english 4
At the opening of A Separate Peace, Why does the narrator returns to the Devon School

english 4
When Cassius asks Pindarus to report what he sees, Pindarus states that Titinius has been captured. Why is this event an example of irony? At this point the audience knows that Titinius has not been captured. Cassius says he cannot see well, but the strong-sighted Pindarus mis...

english 4
Creon declares that anarchists are behind the burial of Polyneices. What dramatic irony lies in the declaration? The audience knows that it is the Sentry who buried him. The audience knows that it is a priest who buried him. The audience knows that Creon secretly suspects Anti...

english 4
Which is an example of verbal irony as spoken by Antigone? "You have yourself to consider, after all." "You must decide whether you will help me or not." ". . . and if I must die, / I say that this crime is holy . . ." ". . . if it means dea...

english
The paragraph below needs to be made more coherent. Use repetition, synonyms, and pronouns to link the sentences. Type the improved paragraph in the space provided on the following page. Many cities are easily distinguished by their skylines. In such cities--New York and Paris...

French
Could you check these please thanks Part 1 Directions: Exprimez d'une autre façon. 1. composer le numéro Answer: faire le numéro 2. donner un coup de fil Answer: faire un appel 3. introduire (une télécarte dans la fente) Answer: mettre la...

eth125
Does the US government have an Investment policy that permits wealthy immigrants to invest in businesses in exchange for favorable treatment, early issuance of passports and permanent resident status.

Physics
a plane is flying southwest at 155 mi/h and encounters a wind from the west at 45m/h. what is the plane's new velocity with respect to the ground in standard position. answer is 128 mi/h at 239.4. how do i get to this answer.

Physics
a plane is flying due north at 155 mi/h and encounters a wind from the west at 45m/h. what is the plane's new velocity with respect to the ground in standard position. answer is 128 mi/h at 239.4. how do i get to this answer.

College Physics
A tiny 0.60g ball carries a charge of magnitude f 8.0uC. It is suspended by a thread in a downward 300 N/C electric field. What is the tension in the thread if the charge on the ball is negative? - Positive?

Biology please hurry
Here's the question I need help with: What characteristics does your animal have the same as other animals in larger classification levels above it. My animal I chose was an emperor penguin. I really need help thanks

math 116
Help solving this: 8x-(2x+5)=25

math 116
You recently started the paperwork to purchase your new home, and you were just notified that you can move into the house in 2 weeks. You decide to hire a moving company, but are unsure which company to choose. You search online and are interested in contacting two companies, ...

ph ycological
analyze your emotions using theories and concepts you have learned. Be sure to address the biological and cognitive components of emotions and moods. Which physiological (internal and expressive body changes) and cognitive (specific thoughts occurring during an emotion) compo...

algebra 1
i know that the slop intercept form is y-y1=m(x-x1) i have to write an equation for a line that has a slope of 6 and contains teh point (-8,-7) even with teh formula i don't now how, HELP!!!!

algebra 1
i know that the slop intercept form is y-y1=m(x-x1) i have to write an equation for a line that has a slope of 6 and contains teh point (-8,-7) even with teh formula i don't now how, HELP!!!!

algebra 1
i know that the slop intercept form is y-y1=m(x-x1) i have to write an equation for a line that has a slope of 6 and contains teh point (-8,-7) even with teh formula i don't now how, HELP!!!!

algebra 1
i know that the slop intercept form is y-y1=m(x-x1) i have to write an equation for a line that has a slope of 6 and contains teh point (-8,-7) even with teh formula i don't now how, HELP!!!!

Persuasive Essay HELP
Ok I'm doing a persuasive essay over Emmett Till, for the first paragraph should I introduce him (who he is and why he got murdered?)

psy 210
what stage debelopment is michael and what factors about this stage might be affecting his perspective of this situation?

Ed
In a AAA map of Ohio, 1 inch equals approximately 10 miles or 18 kilometers. If the distance on the map between Paulding and Eaton is 9.8 inches, how many kilometers is it between the two towns.

physics
A plane is heading to a destination 1750 km due north at 175 km/h in a westward wind blowing 25 km/h. At what angle from north should the plane be oriented so that it reaches its destination?

French
We just learned about the pronouns leur and lui. I really don't understand them but I attempted the homework so could you please check these thanks. Part 1 Directions: Rewrite each sentence replacing the italicized words with a pronoun. (the italicized word I will put in p...

math
I think they are independent am I right?And would my answer be no solution or a point, my worksheet specifies for no solution, a point, and many solutions...I marked a point.

math
I am supposed to figure out if these are consistent or inconsistant ,but I am arriving at only one point for my answer, telling me this is constant but dependent am I doing something horribly wrong? 8x-9y=-63 9y-8x=63

math/story problem
so they will meet up at 9:07 am?

algebra
I was collecting the like terms first and I ended up with 11/4x=9/4+x then I was stuck. I ended up with this as the answer 9/7 though

algebra
can someone help me with solving this? 5/2x+1/4x=9/4+x

ecology
Why must a producer be at the base of every food chain?

computers
why is it recommended to establish a formal evaluation criterion when considering the purchase of hardware for the organization.

Social Studies
Could you check these: Match each term with its definition by writing the correct letter on the blank. Here is the following word bank A. imperialism B. colony C. protectorate D. direct rule E. annex F. sepoys G. viceroy H. indigenous I. creoles J. mestizos K. indirect rule L....

Accounting
When reviewing a financial report, why should information be reliable, relevant, consistent, and comparable? What kind of problems could be created if a financial report is not reliable, relevan, consistent, or comparable?

Computers
What are the implications for management of the the reduction in cost of hardware with time?

Math 9
Hi, I'm having trouble understanding inequality like graphing it on a number line. I don't understand the open circle and close circle. Can someone help explain? Thank you

Math 9
-10/3k = -7/12 i'm stuck with the negative signs, Can someone explain to me how to do this step by step and teach me what to do with the negative sign! Please and thank you!

Physiology
Trace the impulse, listing the steps in as much detail as possible, from which your brain sends the message to the appropriate muscles to lift a glass of water to drink. Detail the steps involved in the transmission of the neural impulse to the muscle fiber and then the steps ...

physical education
can you recommend a good thesis statement for why quality physical education is needed in elementary schools?

algrebra
a drop from 100 to 50 is 50. a rise 50 to 100. will the percent of decrease and the percent of increase be the same.

government??
identify the major roles of political parties

Canada
What is Newfie Screech?

Canada
It only tells how it got its name

Canada
Why is Buntzen lake manmade?

Canada
What lake in B.C is manmade and why?

Canada
What 3 areas in Canada can fruit be grown?

Algebra 2
I have to write a paper on Pascal's Theorum? What are some practical applications in the real world????

Accounting
Is it ethical to lengthen asset lives to reduce depreciation expense using the straight line method? Also, is this against accounting regulations?

MATH
: A box contains two black balls and three gold balls. Two balls are randomly drawn in succession from the box. a. If there is no replacement, what is the probability that both balls are black? b. If there is replacement before the second draw, what is the probability that bot...

physics
You push a 320 N trunk up a 20.0° inclined plane at a constant velocity by exerting a 213 N force parallel to the plane's surface. (a) What is the component of the trunk's weight parallel to the plane? (b) What is the sum of all forces parallel to the plane's s...

chid
In preparing a budget for a day care center, you must plan for taxes. As an employer, you must pay part of each employee’s _______ tax. A. Social Security C. state income B. federal income D. local

maths
how many minutes is it before 12 noon if 132 minutes later it will be 3 times as many minutes before 3 pm?

French
Sorry, I just noticed for Part 1 number 1 I meant to put pas

French
Could you please check these thanks Directions: Un peu de culture: Answer in the affrimative using a pronoun follow the model -Tu ne connais pas ce musée -Si, je le connais Part 1 1. -Te ne connais pasa cet acteur? Answer: -Si, je le connais. 2. -Tu ne connais pas cette...

Science quick question
Is this right?? How do the structures of nucleotides attach to the old dna strands? Matching C with G and A with T?

Math-due today, need a check
Please help me with this, below is a question I have to answer…below that is my answer…did I do, or answer this correctly? Post a response of at least 50 words to the following: Explain how to graph linear equations using the x- and y-intercepts. Provide an example t...

child
In preparing a budget for a day care center, you must plan for taxes. As an employer, you must pay part of each employee’s _______ tax. A. Social Security C. state income B. federal income D. local

economics
can one determine that a project was successful by the customers reaction?

Marketing
Name one CRM characteristic found in share of customer

college
name one Customer Relationship Management characteristic in share of customer

chemistry
A Work-Study student was hired to check and test some new CHEM 2020 experiments. One task was to check the reproducibility of the polarimeter. She was asked to repeat the resolution experiment by exactly the same procedure three times in order to estimate the experimental unce...

chemistry
A student measured the optical rotation of his sample at two different concentrations. At 0.14 g/mL, he measured áD at –12°. At 0.07 g/mL, he measured áD = +174°. What would the measurement be at 0.28 g/mL?

7th grade math
How do you add this integer question: (+4.6)+(-2.5).

algebra
-3/5+(8/35)=

MATH...somewhat urgent
I have three problems I would like checked please.1: I need to graph and find the y intercept of 6y+5x=-18 First I want to solve for y therefore I will let x be 0: 6y+5(0)=-18 6y=-18...I will now divide y=-3 Therfore the first set to plot would be (0-3) Now I solve for x, so I...

MATH/ALGEBRA PLEASE
I am having a real issue with this one problem the problem is : y=1/3x-3 I am supposed to graph the problem and then find the y intercept. First I substituted x with 12. Y=1/3(12)-3 s divided by 12 is 4, now I subtract 3from 4 and get 1 therefore, my first set reads(12,1) I do...

Geography
What role has the concept of nationalism played in the life of Russia in the past and present?

Geography
yes gave alot of curent information.

college algebra
find a real-life quadratic function

Mathe/algebra...Please
I am really lost I cannot figure out which formula to use for this problem... Question:The landscaper that maintains Mrs. Jones’ lawn charges a flat fee of $30.00 for each job plus $10.00 per hour for labor. a. Translate the problem situation into an algebraic equation us...

AED 202
at what stage in the maturation process do you believe it is most important to address a child's learning and problem solving strategies

Unscramble
Can you unscramble the 19 letters below into 4 words that make a sentence in the floowing pattern? _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _.

physical
Is about discuss the "White Privilege" instrument with at least one other person who is recially different

Math...Please help I need this done by 6:00
like this: The formula for determining a slope using two points does not apply to vertical lines simply because dividing by 0 is not allowed…undefined. To find a slope of a horizontal line we use the formula m= y1-y2/x1-x2: this specifies that we have two points to work w...

Math...Please help I need this done by 6:00
Thank you

Math...Please help I need this done by 6:00
This was the question: Explain why the formula for determining slope using the coordinates of two points does not apply to vertical lines. The formula for determining a slope using two points does not apply to vertical lines simply because dividing by 0 is not allowed…und...

math
A quick look, I just need to know if this was answered correctly?

math
This was the question: Explain why the formula for determining slope using the coordinates of two points does not apply to vertical lines. The formula for determining a slope using two points does not apply to vertical lines simply because dividing by 0 is not allowed…und...

math
Is 1/4 of 12 greater than 1/4 of 8? Explain.

chemistry
What is the mass of water that can be heated from 39 C to 80 C by the combustion of 150 g of methane. CH4 + 2O2 => CO2 + 2H2O Delta H= -890kJ

Math
A quadrilateral -------- has two congruent sides? answer ---- always. Sometimes. Never

Math
if i have 5 blue ball,8red balls 15green balls and 2 black balls what is the probability that i pull the green ball

To Any French Worker
Okay, she just told me to post all of it on this post so wait up for more French Work.

To Any French Worker
I have posted sis Anna's French work on here, sorry she's busy right now, so she asked me to do it quickly.

To Any French Worker
Your fRench teacher has a collection of items that have been left in class. Tell whom they belong to. ex. le cahier/l'étudiante avec les cheveux blonds C'est le cahier de l'étudiante avec les cheveux blonds. les cassettes/le cousin de Paul Ce sont les...

algebra
I'm really glad you do, and you're welcome;)

algebra
4. 15x -10 =-9x+2 15x +9x = 2+10 24x = 12 x = 1/2

algebra
for # 3, you can use the distributive property. 2y+3=3(y+7) 2y+3 = 3y+21 subtract 2y from both sides of the equation 3 = y+21 now subtract 21 from both sides -18 =y

algebra
3. 2y+3 = 3(y+7) 2y+3 = 3y+21 -y = 18 y = -18 I have helped you on # 1 and 3, now I think you can manage doing 2 and 4.

algebra
1.2(3b-4)=8b-11 6b-8 = 8b-11 -2b = -3 b = 3/2

Math.
B = -2

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