Thursday
April 24, 2014

Posts by KEVIN


Total # Posts: 906

Biology
What portion of the brain is responsible for voso motor control?

Science
A little aluminum boat (mass of 14.50g) has a volume of 450.00cm3. The boat is placed in a small pool of water and carefully filled with pennies. If each penny has a mass of 2.50g, how many pennies can be added to the boat before it sinks?

Social Studies
Why did the British army march on Lexington and Concord

Physics
A bird watcher meanders through the woods, walking 0.35 km due east, 0.65 km due south, and 2.05 km in a direction 31.0° north of west. The time required for this trip is 3.50 h. Determine the magnitude and direction (relative to due west) of the bird watcher's. Find t...

4th grade science
it does boil at 100c I have tred it with a science project in fourt grade

science
Describe the biological interrelationships among the life forms in inda

Mathematics
3x-3y=12 3x+2y=-3 2x+y=4 Solve each by reduced row echelon form and if no solution, say it is inconsistent.

Mathematics
Carletta has $10,000 to invest. As her financial consultant you recommend that she invest in Treasury Bills that yield 6%, Treasury Bonds that yield 7%, and coroporate bonds that yield 8%. Carletta wants to have an annual income of $680, and the amount invested in corporate bo...

math
The first thing that you to is distribute the -5 to both the terms in parenthesese. So you get -10W-5=25. than you add five to both sides and get -10w=30. The last thing you do is divide both sides by -10. w=-3.

Mathematics
At Harlan County Damn in Nebraska, the U.S. Bureau reports that the storage content of the reservoir decreased from 117,811 acre-feet (38.4 billon gallons of water) on Septmber 6, 2006 to 115,579 acre-feet (37.7 billion gallons of water) on October 6, 2006. Suppose that the ra...

social studies
unscramble idmieeflt to make two words

social studies
unscramble arfzunrdon two words

Calc
This is a piecewise function on one graph: f(x)= 3, -4 <or= x <or= 1 -x+2, 1 < x < 3 x-5, 3 <or= x <or= 7 The coordinates are (-4,3) (-1,3) (3,-1) (3,-2) (7,2) So what would the graph look like if it is:y= abs(f(x)), y=2f(abs(x)), y=f(-x), y=-f(x)-3, y=f(x+3)...

chem
I tried C and it marked it wrong

Economics
What is the connection between profit maximization and "fair" prices Are all profit maximization prices fair

Economics
What happens to the marginal utility per dollar of shoes if the priece of shoes goes up, and how should consumers respond to this to maximize utility

Economics
What is more important to the consumer: Marginal utility or marginal utility per dollar and why

social studies
unscramble the following to make two words arfzurdon

social studies
unscramble the following to make two words rveessevssur

social studies
what Canadian capital did U.S troops burn down in 1813

math
1/5 is 40 pages so 40x5=240 so there are 240 pages in the book

math
Hannah had dinner at her favorite restaurant. If the sales rate is 4% and the sales tax on the meal came to $1.25, what was the total cost of the meal, including sales tax and a 20% tip?

math
A school has 6th, 7th and 8th period Social Studies classes. One student from each class will be chosen to represent the school in an essay contest. The 6th period finalists are Mike, Sara, Luis and Ed. The 7th period finalists are Ben, Eric, and Sandy. The 8th period finalist...

math
There are 8 singers competing at a talent show. In how many different orders can the singer appear?

u.s.history
Why did the soviet union feel that it was necessary to place nuclear missile in cuba? In what Asian country did the u.s. place nuclear weapons that could fire on western Russia? What waas the significance of the u-2 flight? Why did Kennedy issue a quarantine instead of a block...

u.s.history
What is the significance of 13 days

math riddle ALGEBRA WITH PIZZAZZ
How does a tree feel after a hard day at work?

math riddle ALGEBRA WITH PIZZAZZ
Why does Beethoven now spend all his time erasing music?

math riddle ALGEBRA WITH PIZZAZZ
What is it called when a sea bird lands on a channel marker?

English-Ms Sue Please help
1. Identify and name fallancy below and explain. This measure is of sufficient importance that our representatives should have the integrity to bring it to a vote. My answer: I believed, the fallancy was a scapegoating because the author was blaming the representatives should ...

Critical Thinking
Writeacher, I believed, the fallancy was a scapegoating because the author was blaming the representatives should have the integrity. Please advices,

Critical Thinking
Identify and name fallancy below and explain. This measure is of sufficient importance that our representatives should have the integrity to bring it to a vote. Please help, thank you,

Critical Thinking
Ms. Sue, I belived, the rhetoricla device was euphemism because the late-term procedure was adopt. On the other way, the opposition refer to the different bill name. Kevin,

Critical Thinking
Please help and Identify the rhetorical devices used by the sentence below and explain. The bill would also adopt a federal ban on late-term procedures that opponents refer to as partial-birth abortions. Thank you,

Critical Thinking
why and how could you apply critical thinking when evaluating articles, media, advertising, and conversations?

chem/stoichiometry
What volume of oxygen gas is produced when 17.5 grams of KBrO3 decomposes? and the equation is KBrO3==>KBr+30 HELP ME PLZ

math
write the numbers of 4s in each number how many 4s in 40

Chemistry
could you please check my work? thanks. For the reaction between reactants A and B below, if 4.925 moles of A is placed into a flask with excess B it is found that the amount of A remaining after 6.85 seconds is 2.737 moles. 2A (g) + B (g)-----> 3 C (g) a. find the rate of ...

math-Algebra
i dont get this 8-9*.83333333333 does not equal 21*.83333333333-17 WHen you substitute in 5/6 it doesn't equal PLEASE HELP TNX!!!!!!

fornt class
what are the steps of the registration process form the viewpoint of front desk agent?

Chemistry
This is the equation ln(P2/P1) = -DHvap/R * (1/T2- 1/T1) but how do i get the pressure values and tempature values?

Chemistry
When a student plotted ln [vapor pressure of a gas] vs. inverse Kelvin temperature, she obtained a straight line with a slope equal to -8.000 x 10^3 K. According to the Clausius Clapeyron equation, Hvap is ? KJ/mol

chemistry
The total pressure in a flask containing air and ethanol at 257C is 878 mm Hg. The pressure of the air in the flask at 257C is 762 mm Hg. If the flask is immersed in a water bath at 400C, the total pressure is 980 mm Hg. The vapor pressure of ethanol at the new temperature is ...

Statistics
This is a goodness-of-fit question that I've been trying to wrap my head around for sometime, but I don't understand it since there are two values instead of one. So far, the teacher has only taught us how to deal with one set of observed values. UCLA conducted a surve...

science
what are the chemical reactions involved in Glycolysis? What are the chemical reactions involved in Photosynthesis? What is the binomial name for MRSA? Is it a virus or a bacteriuM? If it is a virus what group does it belong to? If it is a bacterium what shape is it? Who came ...

math
Every hockey card has front side and a back side. How many possible outcomes are there if you flip a hockey card on a desk?

math in general
what is the point of proofs?

geometry
Give the reason for the step taken from a proof. <1 is the supplement of <2---->Given <3 is the supplement of <4---->Given <2 = <4----------------------->Given <1 = <3----------------------->? a. linear pair postulate b. congruent supplement...

geometry
Identify the property of congruence. If <P = <Q, then <Q = <P. when i use the = sign just replace it with the "is congruent to" sign. The one with the little wiggly line above the equal sign.

History
Where the dutch the first to establish a colony in Maryland?

History
Why did England colonize the New World later than the rest of Europe? What political and religious conditions had created a century of conflict in England? What factors finally pushed the English west, across the ocean?

math
what are the properties

Math
i need help

medecine
les gènes les plus en aval specifient l'dentité des segments les plus antérieurs ou medians de l'embryon?

medecine
la langue modèle-t-elle l'étage antérieur ou postérieur du palais

statistics
Provide an appropriate response. On an exam on probability concepts, Mary had an answer of 13/8 for one problem. Explain how she knew that this result was correct.

statistics
Suppose you buy 1 ticket for $1 out of a lottery of 1,000 tickets where the price for the one winning ticket is to be $500. What is your expected value?

math
Provide an appropriate response. On an exam on probability concepts, Mary had an answer of 13/8 for one problem. Explain how she knew that this result was correct.

Geometry - Angle of rotation
I hate keystone 2

math
can anyone please help me with this problem. thanks Each week, Florida Citrus, Inc., uses a single machine for 150 hours to distill orange and grapefruit juice into concentrates that are then stored in two seperate 1000-gallon tanks before being frozen. (One tank is for orange...

Math
Is there any way that you can find the area of a circle without using pi? Well, since you can also use the formula pi r^2, any such method would be equivalent to calculating pi in some way.

Spanish - Please Help!
Can you please help me with the grammar, spelling, and sentence structure of the following Spanish sentences? I need to know if I wrote them correctly. Thanks. 1) El embajador soviético está dando vuelta al azul. 2) Mire, yo están bailando encima de la cat...

Math
It's been a long time!!!! but I need to express a ratio of 5416 to 9934 in the form of 1 : x give answer to 1 dec point. All I could get was 2708 : 4967 but it doesn't appear right. 5416/9934 = 0.5452, or 1/1.83419 in 1/x format If you want the answer to within one dec...

Chem 12
Okay, this is a two-part question and the unit is acids and bases. Ka for NH4 is 5.6 x 10^ -10 Kb for NH3 is 1.8 x 10^ -5 1. Determine the pH of a solution prepared by adding 0.0500 mole of solid ammonium chloride to 100mL of a 0.150 molar solution of ammonia. 2. If 0.0800 mol...

algebra1
How do I solve this x/3=-4? multiply both sides by 3 Please stop posting under sundry names. You are doing yourself no good. What do you mean by sundry names? What's up with you telling me this because I don't know what you mean? My name is Kevin Shaw! This is my best ...

math
the answer is LIVING IN X AISLE

math
the answer is LIVING IN X AISLE

math
the answer is LIVING IN X AISLE

science and medicine
I have no clue of how to solve this. Help!! Mesha leaves home at 9 am., bicycling ata rate of 24 mi/h. Two hours later, Jeffery leaves, driving at a rate of 48 mi/h.What time will Jeffery catch up with Mesha?

business and finance
I need help in working this word problem out. I need help coming up with the answer because I have no idea what so ever of how to solve this. 850 douglas fir and ponderosa pines in a section of a forest brought by Watts Tree Company. Watts Trre Company paid $300 for each dougl...

human biology
Na+/K= pump, due to it being a active transport. Active transport requires ENERGY (ATP). The rest of the choices are all passive transport, which do not require ENERGY.

economics
(Insurance) Let X = R+. Consider a house owner whose house has a risk of burning down with probability 0.001. If the house burns down it is worth $0 otherwise it is worth $1 million. The owner of the house is an expected utility maximizer with a vNM utility function u(x) = x^(...

Chemistry
Im fed up with this assignment please help The oxide formed when selenium burns in air dissolves in water to give a solution of selenious acid, H2SeO3. The solution conducts electricity, and turns blue litmus paper red. State the evidence that supports classifying H2SeO3 as an...

math check please
15,3,7,4,11

Permutations
I am having trouble with this maths problem: There are 8 people at a round table - 6 guests, 2 hosts. How many possible arrangements are there if the 2 hosts aren't allowed to sit next to each other. Thanks hint: sit the two host first, then let the guest find their seats....

spelling
toss is to throw

Scl. Stds, economics
I need help! the answers are not in our book. Who were the curbstone brokers and what type of stocks were handled on the curb? When was the wall street journal first published and what promise did it make to its readers? What is the DOW Jones Average, and how was it first calc...

Math
describe at least two ways of finding a missing side lenght in a pair of similar figures

world history
Not even a question lol.

Maths Important
How would you draw the graph of this x^2/16 + y^2 = 1 ( this is an ellipse if I'm not mistaken) I'm confused since y^2 has no value beneath it. so what would the coordinates be for this. the same problem with this one x^2/16 - y^2 = 1 ( a hyperbola correct) if you can ...

Federalism
why does slavery exist in the first place

complex number ~
thanks BOB =) *HUGS* 115 cis 45* 3 solutions = 120* apart Are these correct? 115 cis 45* 115 cis 45 + 120 = 165* or is it (-75*) 115 cis (45 + 120 + 120) = 285*?? or (-195*)?? It's really Matthew!I found out what it is but I will help you when you help me plz!!! Exactly ri...

KEVIN CAN'T YOU PLEASE HELP ME!!?!?!??!?!?!?!?!
y-2x=-5 3y-x=5 y = -5 + 2x 3y-x = 5 so 3*(-5 + 2x) - x = 5 -15 + 6x - x = 5 -15 + 5x = 5 x = 20/5 x = 4 y = -5 + 2 *4 y = 3

complex numbers
115 cis 45* 3 solutions = 120* apart Are these correct? 115 cis 45* 115 cis 45 + 120 = 165* 115 cis (45 + 120 + 120) = 285*?? WHat is cis? cos + isin OH LOL!!!Wish I could help!LOL!But...PLease help me!!:(

equation complex number
z^4 + 81 = 0 (solve) change it to polar, then take the root. z^4= 81@180 z= 3@180/4 + n90 where n=0, 1, 2, 3 check: z= 3@180/4 + 3*90=3@315 z^4=81@(4*315)=81@1260= 91@180=-81 you can check it at the other roots also. this is what i did: z^4 = - 81 z (81 cis 180)^1/4 81 ^ 1/4 ...

complex numbers!
-2-2i in polar form = 2.8 cis 2.35?? -3+4i polar form = 5 cis 2.2??? 1 - sqaureroot(3i) polar form = 2 cis 1.04?? What is cis? never mind I have the right answers. polar form z = r (cos O + i sin O ) is also written in an abbreviated form z = r cis O cos + sin = cis

complex numbers
-3 + 4i in polar form in pi the magnitude is 5 from pyth theorm. Now the angle. Using i the positive real as the reference axis, the angle from it is PI/2 + arctan4/3

English
please can someone help me on main ideas/central ideas I need help on this i cant figure out the central and main idea for that passage Halloween is an annual celebration, but just what is it actually a celebration of? And how did this peculiar custom originate? Is it, as some...

Biology IMPORTANT
LOL, y do your guys all post here about the project. I think he means Prochlorobacteria... I thought you quit biology hnrs Clair.

English passage interpretation
Passages 1 and 2 compose of similar knowledge to inform the reader of the Okefenokee Swamp. While the passages’ material may equally compare, the purpose and style of the pieces heavily differ. Passage 1 entails a concise expository that strictly informs the reader of var...

physics
The plates of a parallel plate capacitor each have an area of 0.40 m2 and are separated by a distance of 0.02 m. They are charged until the potential difference between the plates is 3000 V. The charged capacitor is then isolated. How much work is required to move a –4.0 ...

physics
1) A parallel plate capacitor has a potential difference between its plates of 1.2 V and a plate separation distance of 2.0 mm. What is the magnitude of the electric field if a material that has a dielectric constant of 3.3 is inserted between the plates? 2) Three point charge...

Biology URGENT
I'm guessing you know who I am Fubu...I'm kinda stuck on the Cyanobacteria classes.

Biology URGENT
Hey Fubu what is up. BTW, the scientific name is the same.

economics - monopoly/monopsony
just a quick qusetion....if a firm is both a monopoly and a monopsony. How would the profit maximizing wage and lvl of labour in the short run be determined for this firm Use the profit maximizing principals. Regardless of the existing market, a firm will hire until the value ...

word unscramble
I need to unscramble E O E R A A R V N D E I H R S E H V D L N E R L F E A G.......It has something to do with Christman

Physics
Four identical charges (+1.6 ìC each) are brought from infinity and fixed to a straight line. Each charge is 0.36 m from the next. Determine the electric potential energy of this group. i placed the charges as follow q1 q2 q 3 q4 and used q1 as the starting point so EPE...

Math: Direct Variation
y=2x+1

Physics
Hi, i need help on the following questions. Thank you. 1) The potential at location A is 441 V. A positively charged particle is released there from rest and arrives at location B with a speed vB. The potential at location C is 805 V, and when released from rest from this spot...

Physics
Hi, i need help on the following questions. Thank you. 1) The potential at location A is 441 V. A positively charged particle is released there from rest and arrives at location B with a speed vB. The potential at location C is 805 V, and when released from rest from this spot...

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