Saturday
July 26, 2014

Posts by Kim


Total # Posts: 2,043

math
Having a lil problem Prove that the roots of ax^2 + (a + b)x+b are real for all values of k note the "x"s aren't multiplication signs. a x^2 + bx + c has the discriminant of D = b^2 - 4ac. If D is nonnegative then the function has real roots. In this case you hav...

physics question
I have a question about a problem regarding Newton's third law. a. An iron rod is held up by a magnet. The magnet is held up by a string (from a ceiling, let's say). Draw a free-body diagram for the magnet and a separate free-body diagram for the iron rod. For the rod ...

chem
if ferric chloride was added to an unknown which happened to be benzophenone to identify if it has the phenol functional grp...will the sol'n turn purple (it contains the phenol) or yellow(does not contain phenol)? Benzophenone is a ketone and ketones don't give a ferr...

ethnic
identify leaders of the civil rights and black power movements and their contributions to their respectives causes? how did these social pioneers forge the way for this important ratifications? what legislation was relevant during these critical times? This looks like the prom...

biology
what cells are involved in the diffusion of substances? (Broken Link Removed) All cells are involved in diffusion, across thier surfaces and between the intracellular orgelles and the intracellular fluid.

Biology
are alveoli cells? alevoli are considered to be tiny air sacs, formed/created by the terminal dilation of air passages. synonym air sac, or air cell so technically yes.. Alevoli are composed of cells. They are not cells. See: http://www.bioeng.auckland.ac.nz/physiome/ontologie...

volume:ration
A worm has a diameter of 2.4cm and its length is upto 1.9M. a)How do I calculate the surface area? b)How do I calculate the volume? c)How do I work out the volume ratio of the worm? Please help! Thanx kim xxx Surface area= PI*2*radius * length] Volume= PI * radius^2 * length v...

worms
In some parts of the world bigger aquatic worms exist. These worms do not gain all of their oxygen through their skin. Suggest a reason for this. Thanx kim xxx Big suggests a higher activity level, so perhaps the rate of oxygen absorbtion thru the skin cannot support the highe...

Moles
i was practicing some advanced level questions and i came across this one On heating with soda lime, sodium ethanoate decomposes in accordance with the following eqn CH3COONa + NaOH ----> CH4 + Na2CO3 iF 8.2g of sodium ethanoate produced 560 cm^3 of methane (at stp (standar...

science
What is the relationship between diffusion and osmosis? http://hyperphysics.phy-astr.gsu.edu/hbase/kinetic/diffus.html http://www.mun.ca/biology/Osmosis_Diffusion/tutor2.html http://biology.arizona.edu/sciconn/lessons/mccandless/reading.html http://www.google.com/search?as_q=d...

Enthnic Groups
DID AFRICAN AMERICAN FACE PREJUDICE, SEGREGATION,RACISM,OR ANY COMBINATION OF THE THREE?IF SO HOW AND WHY? http://en.wikipedia.org/wiki/History_of_slavery_in_the_United_States http://en.wikipedia.org/wiki/American_Civil_Rights_Movement_(1896-1954) http://en.wikipedia.org/wiki/...

Enthnic Groups
Choose an ethnic group to which you personally belong. If you identify with more than one group, choose the group with which you most identify or about which you would like to learn more. Write a 700- to 1,050-word, APA-formatted essay, answering the following questions: o Us...

english
How WOuLD I WRITE A paragraph? A paragraph contains a topic sentence and usually 4 to 10 other sentences. The paragraph must support the topic sentence.

Algebra 1 HELP!!!(Word Problems!)
adult tickets for a concert were $5 each and student tickets were $2 each a total of 980 tickets worth $3460 were sold how many adult tickets were sold?

CHem Part 2
Part of the SO2 that is introduced into the atmosphere by combustion of sulfur containing compounds ends up beingh converted to sulfuric acid. 2SO2 (g) + O2 (g) ---> 2H2SO4 (aq) How much sulfuric acid can be formed from 5 moles of SO2, 2 moles of O2 and an unlimited quantit...

DrBOB222... the moles
This is what i did thus far I wrote the eqn and i sed 1 mole of LiOH = 24g x mole = 1 g cross multiply the # of moles = 0.042mol The ratio between LiOH and CO2 is 2 : 1 i'm lost there 0.042 mols LiOH is correct. You have the ratio of LiOH to CO2. Just multiply by the coeff...

CHEMISTRY MORE
Posted by Kim on Tuesday, October 31, 2006 at 8:11pm. I am COMPLETELY LOST for this one...dnt even know where to start MOLES 1) Lithium Hydroxide reacts with Carbon Dioxide to form solid Lithium Carbonate and Water. How many grams of carbon dioxide can be absorbed by each 1 gr...

CHEMISTRY HELP!
I am COMPLETELY LOST for this one...dnt even know where to start MOLES 1) Lithium Hydroxide reacts with Carbon Dioxide to form solid Lithium Carbonate and Water. How many grams of carbon dioxide can be absorbed by each 1 gram of lithium hydroxide. 2) Part of the SO2 (sulfur di...

Ethics
What is the difference between grouping and stereotyping? Stereotyping is a type of grouping that assumes that all members of the group have the defining characteristics. Stereotyping is related to prejudice. http://www.members.cox.net/dagershaw/lol/Prejudice.html http://www.m...

Ethics
How do you format a journal entry in apa writing style ? http://nutsandbolts.washcoll.edu/ Scroll down and look in the list on the left. You'll find an entire section on APA. http://owl.english.purdue.edu/handouts/research/index.html Scroll down until you find the links fo...

Ethics
Identify and describe which, if any, of these creation and consequence situations the group has faced: This is quite vague. What group? What creation situations? What consequence situations? You'll need to clarify a great deal. ?? a subordinate group. I picked African Amer...

english
The minister joined the couple together as man and wife. And your question is?

Finance and Investment
What is the value of a common stock if: a) If earnings and dividends are growing annually at 10%, the current dividend is $1.32 and investors require a 15% return on investmenets in common stock? b)What is the value of this stock if you add risk to the analysis and the firm...

Economics Help
A neoclassical theorist would use the formula Y = (w r * L s) + (I r * K s) to explain why a given person, John, is poor. a) According to the Neoclassical Theory, how would John decide how many hours of labor to supply? Draw an appropriate diagram to illustrate your answer and...

Economics
A neoclassical theorist would use the formula Y = (w r * L s) + (I r * K s) to explain why a given person, John, is poor. a) According to the Neoclassical Theory, how would John decide how many hours of labor to supply? Draw an appropriate diagram to illustrate your answer and...

physics
The following data concerns a tennis ball at a given instant before it is struck by a tennis racket; horizontal momentum of tennis ball= 2.4Ns kinetic energy of ball= 45J a) why is correct to give the direction of the momentum but not the kinetic energy b) write down in terms ...

TO BOB
use your answer to (b) to help calculate the mass and the velocity of the ball that's the part i don't understand am i suppose to use equal the formulas? YEs, equate the formulas to the numbers you were given. If I remember correctly, you were given momentum, and KEner...

physics
write down in terms of the mass m and the velocity v of the body, expressions for i) momentum ii) the kinetic energy use your answer to (b) to help calculate the mass and the velocity of the ball momentum is mass*velocity Kinetic energy is 1/2 mass*velocity squared.

PHYSICS! PLEASE!
The following data concerns a tennis ball at a given instant before it is struck by a tennis racket; horizontal momentum of tennis ball= 2.4Ns kinetic energy of ball= 45J a) why is correct to give the direction of the momentum but not the kinetic energy b) write down in terms ...

momentum/impulse
The following data concerns a tennis ball at a given instant before it is struck by a tennis racket; horizontal momentum of tennis ball= 2.4Ns kinetic energy of ball= 45J a) why is correct to give the direction of the momentum but not the kinetic energy b) write down in terms ...

Physics..up for a challange?
Determine if the following physical equations are homogeneous a) P=FV c)F= mV^2 ---- r b) F=mV^2 (divided by r(radius) I assume you mean dimensionally homogenous. a) Power is work/time or force*distance/time. On the right side, force is velocity is distance/time, so force*dist...

math...up for a challenge?
given that (x+2)s a factor of 2x^3+ 6x^2 + bx - 5 find the remainder when the expression is divided by (2x - 1) Well let's factor it then to get (x+2)(2x^2 + 2x - 5/2) I'll let you figure out b and then do the division to find the remainder.

Polarity
The solvent of choice has a boiling point to high for this recrystallization. The fluorenol can't recrystallize if it is melted.

basic math
I know the answer but i don't understand the borrowing of the 2in the thousands place why is it 11 and not 12... the problem is 612,014-323,440=288,574 http://mathforum.org/library/drmath/sets/select/dm_borrow.html Be sure to click on the various links to find the explanat...

Chemistry
0J

Chemistry
0J

orientalism of muslim and arab american
I was also frustrated and have been with the lack of instruction at axia, you are left on you own to find info that is almost impossible to verify sometimes...anyway just for help I did find some of the new policies by typing into google policy changes concerning muslims and a...

sociology
WOW Nice to find all the AXIA Students! I am in the ETH125 second week as well. you stated the first one was in july 2006. well now it is febuary 2011! Woot. I want to thank you all for helping with this assignment. I will look at chapter 2 page 34 of the textbook. Very odd th...

Eth 125
WOW! It's crazy we ya'll ended up here! Thanks for the Help!

Math: Integers
Hey guys! I need help with this problem..it tells me to write a number line to tell the answer..the question is : What is the smallest integer greater than -2.1? Is it to -2 right? I have no idea. I forgot all this back in elementary T_T. Yes. Negative integers are also consid...

Physics
Can someone please show me how to do this? A hockey player is standing on his skates on a frozen pond when an opposing player moving with a uniform speed of 12m/s skates by with the puck. After 3s, the first player makes up his mind to chase his oppponent. If he accelerates un...

physics
The consumption of natural gas by a company satisfies the empirical equation V=1.50t+0.008t^2, where V is the volume in millions of cubic feet and t the time in months. Express this equation in units of cubic feet and seconds. Put the proper units on the coefficients. Assume t...

Math
What is this word CHOAPIRPTG. Please help me unscramble it.

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