Sunday
April 20, 2014

Posts by Kim


Total # Posts: 1,974

Science ; help pleaase
1. In what way are the ocean currents in the Southern Hemisphere 'mirror images' of those in the Northern Hemisphere? 2. On which side of Australia (east or west) would you expect to find deserts? rain forests? Explain why. 3. In what other regios of the world would yo...

Science - please please help
never mind about the third one. i just thought of it. Is it cause rocks and soil have low albedo?

Science - please please help
1. Explain why conduction, convection, and advection cannot occur in space. ^is it cause there is no gravity in space? 2. Does warm water rise or fall in cold water? Explain why this happens. 3. Explain why rocks and soil are poor heat sinks. Thanks in advance.

please help! asap. thank you!
so for your 18th birthday, you hold a party like a 16th birthday party? ..is there any traditions of some sort? For those couples.. do you mean the 100th and 365th day they are together? Thanks so much for your help!

please help! asap. thank you!
I need to find out events that are part of adolescences lives in korea. ex.birthday.. thanks! .. btw, would Koreans celebrate their 16th birthday party like how they celebrate it in North America?

Algebra 1
Thank you!

Algebra 1
Hi, Could anyone tell me how I would do: 4 out of 15 is ____% Thanks, Kim

math
you mean to divide 595 by 60 if so that comes out to 9.91 9 91/60 then I would need to break that down.. I am so confused

math
3 1/2 x 5/6 x 3 2/5 3x2+1=7/2 6x2+5=17/5 7/2x5/6x17/5 = 596/60 = 59 5/12 Is this right? I feel like I am doing something wrong.. thanks

english
Thank you

english
Can someone explain to me the different appeals used in writing (ethos, pathos, and logos)?

Chemistry
The charge and identity of an ion with 16 protons, 18 electrons and 17 neutrons would be?

Chemistry - please help
1. Write the balanced chemical equation for the single displacement reaction of magnesium and sodium thiosulfate. Is this right? 6Mg + (S*2*O*3)*2 -> 6MgO + 2S*2 2. Write the balanced chemical equation for the double displacement reaction of hydrogen sulphide and potassium ...

english
how is the concept of empathy illustrated and developed in Raymond Carver's "cathedral"

lit
discuss how the methaphor of death operate in Chinua Achebe's "dead men's path" with specific reference to culture identity?

Written Commuincations
How can I write a business solution for the following question. The trip schedule for Mexico during spring break has been cancelled due to bankruptcy of the bus company. You must tell 25 of your classmates that the trip has been cancelled and that have lost their $100 deposit....

thanksgiving
The Thanksgiving Day is coming. Do you have some ideas about it? For western people, it is more important than us Asian. But this kind of custom influences us gradually. So, this Thanksgiving Day I want to send some interesting gifts to my families, friends and others in order...

math in general
but will i even need them after high school?

Proofs HELP
what is coplanar?

math.algebra
i need help with this problem: If the square of 2 less than an integer is 16, find the number(s).

Calculus
Hello...i just had a quick question...its probably something easy to get...maybe i am thiking too hard...but the question is estimate the volume of solid that likes above the square R=[0,2] * [0,2] and below the elliptical paraboloid z=16-x^2-2y^2..divide r into four equal squ...

math.algebra
I'm sorry, its suppose to be square root 5x+5-5=0

math.algebra
I need help solving: ã5x+5-=0 Thanks for the help!!1

social studies
Their were many machines. One machine was the cotton gin. I picked and cleaned the cotton

algebra.math
Can someone help me with this word problem. How far up a wall will an 11m ladder reach, if the foot of the ladder must be 4m from the base of the wall? Round your answer to the nearest tenth.

Partial derivative
k tnx for ur help

Partial derivative
Hello I trying to do a problem on partial derivative. I know the partial derivative of 3x+2y with respect to x would be 3 and with respect to y would be 2. But wut if it is squarroot of 3x+2y, wut is the partial derivative of it with respect to x and y

math
actually, in a addition to the question i posted a few minutes ago, can someone please help me with a few actual specific questions? thanks so much i'm very confused and i've been working on these all day. *Literal Equations* ~solve for x ax + bx = 8ab ~solve for y my ...

math
thank you so much that was so helpful i wish i could repay you! since you seem to know what you are doing can you take a look at the more recent question i posted becasue i am getting anxious that nobody else will answer to my comment and im SO stuck on the problems!

math
what does it mean when you are solving an equation, and, the variable that you are trying to solve for cancels itself out?

CALC..plz help
hello again..i have another question... it says sketch the curve <3cost,t,2sint> i know the parametric equations are x=3cost y=t z=2sint but what do i do to sketch them..plz help me

Vector Calculus
Hello...i had a question. I would really appreciate it if someone could help me...tnx in advance! K my question is Find the T(t) , N(t), B(t) for r(t)=<2sint,2cost,t>; t=pie/4 ...which are normal vectors, binomial vector and i am not sure about T(T)...anyhow...i have the...

Geometry
Given: line segment AD is congruent to line segment CD, <1 is congruent to <2 Prove: triangle ADB is congruent to triangle CDB

IT
select a web site that contains e-commerce applications. What are the advantages and disadvantages in using this web site?

physics
62.8 m/min

english
What Fallacies type is this? In one of her columns, Abigail Van Buren printed the letter of "I'd rather be a window." The letter writer, a divorcee, complained about widows who aid they had a hard time coping. Far better, she wrote,to be a window than to be a div...

science
list as many ways as u can how are crystalline solids connected to science? how are crystalline solids connected to math? how are crystalline solids connected to the world? how are crystalline solids connected to you? why is it important?

sci
Although most salamanders have four legs, the aquatic salamander resembles an eel. It lacks hind limbs and has very tiny forelimbs. Explain how limbless salamanders evolved according to Darwin's theory of natural selection.

Interview
Tomorrow i will be interviewed by some highschools and i want to have a list of questions ready to ask them. Does anyone know any good websites where i can get questions to ask? Thanks for helping me!!

math(geometry)
prove Given: line r is parallel to line s prove: <1 is congruent to <2

Math(Geometry)
determine which lines or segments are parallel. Give a reason for your answer. measure of angle 5= 65 degrees measure of angle 9= 65 degrees

math
how do you change fractions into decimals?

history
i am an eighth grader and i need help because we have to write about how there is a loyalist anda patriot and how they are arguing of why they should have a war and why they shouldnt and also why they should declare independence? but it has to include the boston tea party and ...

physical science
how does matter connect to science? how does matter connect to the world? how does matter connect to you? how does matter connect to math?

Algebra
im guessing but 7(2x-6)=x-1

Hum 130
Are the indigenous religions still being practiced today? If so, how have the practices changed over time?

Hum 130
How modern civilization has impacted the spiritual lives of the indigenous peoples?

science
1.Describe how a population differs from a community using your own examples. 2.Describe how an ecosystem differs from a community using your own examples. Please please help. thanks.

science
percentages: to use a machine,u must do the work on the machine called input work. the machine then foes the work on and object called output work. not all the input work gets transmitted to output work. some work is lost due to friction in the machine. if a machine has an inp...

science
percentages a servings= of cereal jas 22 calories from fat. twenty percent of the cereal's calories from fat. how many total calories are in a serving of this cereals?

trig
How fast is a bicycle traveling in feet per second if a wheel has a 21-in. diameter and the angular speed of the wheel is 33 radians per second? The speed of the bicycle is the same as the linear speed of a wheel.

trigonometry
What is the angular speel of a 19-in. diameter bicycle wheel if the bicycle if traveling at 29 ft/s?

math
Approximately 3 out of every 10 students at Greg's college live on campus. The college has 6,000 students. How many of them live on campus?

goemetry
the coordinates of the endpoints A and B of segment AB are 6 and 21, respestively. find the coordinate of point C between A and B such that AC= 2/3(CB)

english
The directors and their wives met the stockholders for a night on the town. rewrite this sentence.

Math
Math game called 24

Art... Complementary colors
That's what I was wondering...

ecoc
TC=50+16 Q -2 Q2+0.2 Q3 a.plot this curve for quantites 1 to 10 b.calculate the average total cost,average variable cost, and marginal cost for these quantities, and plot them on another graph c. discuss your results in term of decreasing,constant, and increasing marginal costs.

Is Tallahassee the midpoint of Pensacola and St. A
Yes! we can set up the equation 3x+40+4x+5=395 and solve to get 7x+45=395 7x=350 so x=50 When we plug it in to check, we get 3(50)+40+4(50)+5=395 so the answer must be correct!

Env Science
Distinguish between high-quality energy and low-quality energy, and give an example of each. Relate these terms to energy efficiency High-quality energy is energy that can be converted to work, with a high conversion efficiency. Two examples are electrical energy and gravitati...

Env Science
Distinguish between high-quality energy and low-quality energy, and give an example of each. Relate these terms to energy efficiency Since this is not my area of expertise, I searched Google under the key words "'high quality' 'low quality' energy" to...

business
I am so lost with this assignment.I hope that someone can help me. For my business class we are to: Plan for an interview for a job you would like to have. Consider how you might manage the résumé, job application letter, follow-up letter, and interview. • C...

business vommunication
What are seven things you must do in both oral and written messages? You need to have a good idea of what the message is that you are trying to send, have a knowledge of your audience, and communicate in ways that are clear and understandable for that audience. The other facto...

Ethics
Consider the choices of Native Americans who decide to stay on their tribe's native land (reservation) and those who choose to relocate to a city. If you were presented with this decision, which would you choose and why? What I would do is not revelant: My culture and etho...

quotation marks
Notice, theprofessor told the class, Cassius' choice of imagery when he asks, upon what meat doth this our Caesar feed that he is grown so great? http://ca.answers.yahoo.com/question/index.php?qid=20070524215848AAk2aqq This is the correct punctuation for quotes and quotes ...

Electrochem
I have a table of standard potentials in water that gives a number of reactions and their e*reduction. Say I'm looking for the reaction Al(s) --> Al+3 + 3e-, but the book gives me the reaction Al+3 + 3e- --> Al(s) and a E*red value of -1.68. If this were to react wit...

Chem--- last lab question!!
My lab partner performed one section of a lab on her own while I worked on something else. This section involved first adding a drop of 6 M NaOH to Zn(NO3)2. A precipitate forms. This is repeated in three separate test tubes. In each test tube, a different substance is added. ...

Chemistry
I have a few question about an equilibrium lab we performed. Approximately .1 g of CoCl2 * 6H2O was mixed with 2 mL of 12 M HCl. The solution turned blue. Then, water was added and stirred into the solution in 2 mL incriments until no further color change occured- the final co...

Chemistry
We performed a lab in class about a month ago concerning different types of equilibrium. One particular portion of the lab adding 5 mL of .3M HCl to 5 mL of .3 M Pb(NO3)2. After a precipitate finally formed, 8 mL of water was added to dissolve PbCl2. One of my lab questions as...

Chemistry
What type of bond exists between molecules in a homogeneous mixture such as air, sugar water etc is known as a(n)

Chemistry
Elements that tend to lose electrons to acieve the electron dot structure of noble gases below them in atomic number on the periodic table are known as metals?

Geography.
Explain how each of thse affect climate. -latitude -ocean currents -winds and air masses -elevation(altitude) -relief(mountain barriers) -nearness to water Please help. I need straight forward answers. I read some info online about these...but I do not understand. So can you p...

science
Couple of questions. Why does the earth keep moving? The engine of a rocket applies a continual force to push the rocket along. When the engine stops what will happen? I think the rocket will stop acceleration You need to be aware of the concept of inertia. Inertia is the tend...

physics
2 cars of equal mass m collide at an intersection. Driver E traveled eastward and driver N northward. After the collision, 2 cars remain joined together and slide, before coming to a rest. Police measured the skid mark length d to be 9metres. Coefficient of friction is 0.9. ba...

math
how do you find the area of a hexagon? Here is the formula: Area of regular hexagon: (sqrt3/ 2)(Wsqrd) Where sqrt=square root W=the smallest width of the hexagon sqrd=squared

physics
2 cars of equal mass m collide at an intersection. Driver E traveled eastward and driver N northward. After the collision, 2 cars remain joined together and slide, before coming to a rest. Police measured the skid mark length d to be 9metres. Coefficient of friction is 0.9. ba...

Chem
a chemist is asked to identify 2 solutions whose labels have peeled off. One is known to contain 1.0 mol of NaCl, the other is 1 mol of Na2CO3. Both solutes are dissolved in 1 kg of water. If the chemist measures the freezing point of each solution, can it identify which is wh...

French. Please edit this for me.
This is the english version: She targets men. She gives them the kiss of death. Her favourite targets are lying, cheating boyfriends and husbands The french translation I got online is: Elle cible des hommes. Elle leur donne le baiser de mort. Ses cibles préfér&e...

factoring numbers
If 6 an 10 are actores of a number, name the four other factors of the number 5,3,2,12 who do you get that?

math
I need help rounding 423,607,492 to the following place values. ten thousands million Please tell us what you think, and we'll be glad to comment on your answers. Starting at the ten thousands digit, it is now 07,492, so rounding it to the nearest, is one ten thousand 10,0...

chem
how many ions do each produce when in a 1.0M solution CH3COOH Ca(NO3)2 NaNO3 NaCl H2SO4 To figure out this you have to be able to dissociate each one and multiply the amount of ions you get by the molarity. I believe NaCl would look like: Na+ + Cl- and because the molarity is ...

coomon factors
I don't understand common factors. can someone show me how to find the greatest common factor of 385 and 1365? 385 = 5 x 7 x 11 1365 = 3 x 5 x 7 x 13 which factors are found in both? 5 x 7 so 35 is the HCF, (it's like taking the intersection of the elements of two sets...

prime numbers
Which of these is a prime number? 407, 409, 411, or 413 409 how did you get that? Suppose you are given some number N. If x<sqrt[N] then N/x will be larger than sqrt[N]. This means that any factor of N must be smaller than or equal to the square root of N. This follows beca...

Writing
Can anyone help me come up with an engaging title for my research paper regarding mood swings during pregnancy? Baby Blues? Ups and Downs of Pregnancy Many Months -- Many Moods

chemistry structures
what is the stucture for heptanoic acid i need a to draw it CH3CH2CH2CH2CH2CH2COOH http://en.wikipedia.org/wiki/Enanthic_acid Molarity Calculate the molarity of 9.25 mol HCL in 2.25L of solution. mols/L = Molarity

chemistry
what does amines plus acids yeild? salts. RNH2 + HCl ==> RNH2*HCl ==>RNH3Cl

algebra 1
in the equation 5x+y=-1,m= I will be happy to critique your work on this. Please note that we don't do students' homework for them. Once YOU have come up with attempts to answer YOUR questions, please re-post and let us know what you think. Then someone here will be ha...

algebra 1
factor 2x3y2+12xydivided by 2xy Divide 2xy into each term, term by term. xy+6

algebra 1
factor 6ab-8b: Common factor: 2b 2b (3a-4)

algebra 1
the difference between 2x2+4xy-3 and x2-2xy-4 is I will be happy to critique your work on this.

algebra 1
change the equation x-y=4 to the form y=mx+b I will be happy to critique your work on this. y=x+4

algebra 1
in the equation y=3x-4, a point on the line is I will be happy to critique your work on this. When x is zero, what is y? (1,-1)

algebra 1
in equation 5x+y=-1,m= I will be happy to critique your work on this. -1

BIOLOGY
IF A NUCLEUS HAS EIGHT CHROMOSOMES DURING INTERPHASE, HOW MANY CHROMOSEOMES DOES IT HAVE DURING METAPHASE? HOW MANY DOES IT HAVE AFTER MITOSIS IS COMPLETE?

Algebra
I am having trouble with -4less than or equal to -3x-13 less than or equal to 26 -4 < -3x-13 < 26 Add 13 to all three parts of the inequality. 9 < 3x < 39 Divide all three parts by 3. 3 < x < 13 The < signs should all be "less than or equal, but I can...

Help!!
A train company has signed a contract to deliver a new fuel driven train 3 years from now. The price they will receive at the end of 3 years is $20 million. If the firm's cost of capital is 6%, what is the present value of this payment? A train company has signed a contrac...

organic chemistry
one mole of triphenylmeethanol lowers the freezing point of 1000g of 100% sulfuric acid twice as much as one mole of methanol. How do you account for this observation? the only thing I can think of that would explain that would be intermolecular forces. Perhaps that has someth...

math
how long it would take to pay off a credit card balance of $1000 if you pay the minimum of $35 a month at a flat yearly interest rate of 18%. Is interest charged monthly? Compounded? Under monthly compounding, the answer is three years and two months. http://calculators.intere...

Chemistry
An important process for the production of acrylonitrile C3H3N is given by the following reaction 2C3H6 + 2NH3 + 3O2 --> 2C3H3N + 6H2O A 150 -L reactor is charged tot he following partial pressures at 25 C P(C3H6) = .5 MPa P(NH2) = .8 MPa P(O2) = 1.5 MPa What mass of acrylo...

math
What is the equation for the line of symmetry for the graph of this function? function y = x2 - 4x - 5, if you have a graphing calulator you can put it in there, or just graph it on a piece of paper using a T chart. find it by one of those.

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