Friday
October 31, 2014

Posts by Taylor


Total # Posts: 1,615

Chem
ksp = [Ca][C2O4] 2.3*10^(-9) = x^ 4.8*10^-5 = x now sub that in as C in n = cv then convert that answer to mass (m = n*Mm) and thats the final answer
November 29, 2010

Statistics
Please help me understand this question. Can a hypothesis test yield a statistically significant (say p<=0.05), yet practically meaningless result? Give an example of how this might happen.
November 21, 2010

Statistics/2nd post
How is the p-value of a hypothesis test related to type I and type II error?
November 21, 2010

statistics
How is the p-value of a hypothesis test related to type I and type II error?
November 20, 2010

Math
Is it possible to make a rectangle with a perimeter of 24 and an area of 32, and what would it look like?
November 17, 2010

9th grade
how do you do linear functions?...for ex.xy=6..whats the answer?
November 15, 2010

Physics
A boy pushes his friend across a skating rink. Since the frictional forces are very small, the force exerted by the boy on his friend's back is the only significant forece acting on the friend in the horizontal direction. Is the change in kinetic energy of the friend ...
November 14, 2010

english
thanks
November 11, 2010

english
what are are the characters names in royally jacked by Niki Burnham
November 11, 2010

Physics
A cart initially at rest on a horizontal floor requires a 365N horizontal force to set it in motion. We know that the coefficient of static friction is 0.64. What is the mass of the cart?
November 9, 2010

physics
problem says that a cannon ball is fired at a 30 degree angle off a 10 meter high wall at 80 m/s. Use work and energy to find it's impact speed. I worked out this out with the equation: (1/2)(mass)(initial velocity)^2 + mgy = (1/2)(mass) (final velocity)^2 + mg(y final) i ...
November 9, 2010

physics
A hydraulic lift has two connected pistons with cross-sectional areas 5 cm2 and 350 cm2. It is filled with oil of density 740 kg/m3. a) What mass must be placed on the small piston to support a car of mass 1400 kg at equal fluid levels? 20 OK HELP: The pressure is constant at ...
November 7, 2010

PHYSICS HELP
The maximum lift force on a bat is proportional to the square of its flying speed v. For the hoary bat (Lasiurus cinereus), the magnitude of the lift force is given by FL (0.021 N·s2/m2)v2 The bat can fly in a horizontal circle by "banking" its wings at an ...
November 4, 2010

Physics
How do I know v^2? for a)
November 4, 2010

Physics
The maximum lift force on a bat is proportional to the square of its flying speed v. For the hoary bat (Lasiurus cinereus), the magnitude of the lift force is given by FL (0.021 N·s2/m2)v2 The bat can fly in a horizontal circle by "banking" its wings at an ...
November 4, 2010

physics please hep
Suppose that the graph of force vs. time for a very unusual spring has only straight lines. The cart hits the spring at t = 3.00 s, so force F = 0 up to that point. Then, after t = 3.00 s, the force increases linearly until it reaches a maximum at Fmax = 6.74 N at time t = 3....
November 1, 2010

Math
log base 2 (3r+5)= 5
November 1, 2010

Math
the 2 is the base...sorry!
November 1, 2010

Math
I don't understand how to solve equations with logarithms very well...can you help please? here is one im stuck on: log (3r+5)= 5 2 Thanks!!
November 1, 2010

math
But what is the work
November 1, 2010

math
If a circle is divided into 12 equal parts what is the degree measure for each of the 12 angles formed
November 1, 2010

math
What do they call bowling in hawaii
October 29, 2010

math
x/4+2x/3+x/6=1/2
October 28, 2010

English
How do I write my essay in third person? Just want some examples. Thanks!
October 25, 2010

Chemistry
Concentration of OH- left in a solution made by mixing 16.0 g of NaOH and 80.0 mL of 0.170M HNO3?
October 25, 2010

Chemistry
Chemical analysis of a gas shows that it contains one carbon atom for every one hydrogen atom. The densiry ofthis gas is 1.161 g/l at STP. What is the minimus oxygen volume needed at STP for the complete combustion of .500 mol of this gas?
October 25, 2010

Physical Science
I don't know?
October 25, 2010

pre-algebra
thanks!
October 24, 2010

pre-algebra
when i tried to simplify more, i came out with -1w...so i think so.
October 24, 2010

pre-algebra
can I simplify -4w/4 <--anymore than that?
October 24, 2010

pre-algebra
thanks!
October 24, 2010

pre-algebra
simplify: (-8)(x/-2) i know that -8/-2=4, but does it come out as 4x or 4=x?
October 24, 2010

college
find domain of f(x)=3/x+5 + 2radical x-1
October 19, 2010

math
if t is 30% of u and u is 60% of v, what is the percent of v is t?
October 18, 2010

math-College Algebra
1.8 minutes
October 17, 2010

physics grade 11
A car launches itself off a 20° ramp at the top of a 25m cliff travelling at 35 m/s. How long will it be in the air for and how far from the base of the cliff will it land?
October 17, 2010

chemistry II
What are the steps to balancing Redox reactions using the Valence method. thanks> ex problem: NH3+O2 -->H2O +NO
October 17, 2010

english
What do you think are the similarities between Cathy Freeman, Deriba Merga and Oprah Winfrey? Please explain to me in details..
October 14, 2010

Math
3/4=x/236 cross multiply 3 and 236 and drop down the 4and x to get 4x=708 and divide 4/4 and 708/4 and get 177
October 13, 2010

physics
I have two equations: #1) Tcos(theta)- 6.86=0 #2) Tsin(theta) = mass X acceleration I know that my acceleration is velociy squared/ radius (my given radius is 40cm) I'm supposed to solve for T and angular acceleration. I know I'd be able to do that if I could find what...
October 12, 2010

i dnt get it
63
October 12, 2010

English
metaphors are used to relate something we don't know to something we do. we use them all the time. "Life is a journey" would be an example of a metaphor. I'm comparing the concept of life to something I'm already familiar with.
October 12, 2010

health
what type of structure would indicate areas of responsibility and lead to the most efficient operation of a facility?
October 12, 2010

health
what is the function of the CDC, WHO & local health departments?
October 12, 2010

health
what are the major types of hospitals and how do they differ?
October 12, 2010

9th grade
15.5
October 12, 2010

physics
A student librarian picks up a 2.2 kg book from the floor to a height of 1.10 m. He carries the book 7.8 m to the stacks and places the book on a shelf that is 0.35 m above the floor. How much work does he do on the book?
October 11, 2010

physics
A 5.2 kg box is on a frictionless 36 degree slope and is connected via a mass less string over a mass less, frictionless pulley to a hanging 2.1 kg weight. What is the tension in the string if the 5.2 kg box is held in place, so that it cannot move?
October 10, 2010

Communication
Well, theoretically they could all be correct answers depending on what kind of quirks the employer has; but B is the answer you'd want to use.
October 10, 2010

Physics
I'm assuming by mu you mean the coefficient of friction, u(subk) to find it just sum your forces in the x and y directions and solve for u(subk) use the formula sum of the forces = mass x acceleration
October 10, 2010

english
Grammar and literature.
October 10, 2010

english
I need a website that will help me with my english because im making a C and i dont get any of the stuff in english 2 i need lots of help. Like stuff to study.
October 10, 2010

physical science
Calculate (to the nearest 0.1 u) the formula mass of these compounds. (a) rubidium nitrate, RbNO3 u (b) aluminum peroxide, Al2(O2)3 u (c) water, H2O u
October 9, 2010

physical science
Volcanoes emit much hydrogen sulfide gas, H2S, which reacts with the oxygen in the air to form water and sulfur dioxide, SO2. Every 69 tons of H2S reacts with 97 tons of oxygen and forms 37 tons of water. How many tons of SO2 are formed
October 9, 2010

social history hs (poverty)
I'll check them out. I think I can work with the first site Thank you.
October 7, 2010

social history hs (poverty)
I can't seem to find a good website on the history of child poverty in america. I couldn't really find a good enough website that discusses the history of poverty in america. can you help me?
October 7, 2010

algebra)
i dont know ask google
October 5, 2010

Chemistry
A solution is prepared by adding 300 mL of 0.500 M NH3 and 100 mL of 0.500 M HCl. Assuming that the volumes are additive, what is the pH of the resulting mixture? Kb for ammonia is 1.8 x10 -5
October 4, 2010

french
I don't understand this. Can anyone help me out? Thanks! Les pronoms employes avec les verbes de communication. Remplace le nom de la personne (ou le pronom) par le pronum correct. 1) Vous demandez a votre mere de vous attendre. Vous ______ demandez de vous attendre. 2) ...
October 4, 2010

Physics
A 4kg wooden block is placed on a wooden table, so the coeficent of friction would be 0.2. There is a string connected to both sides of the wooden block with a pulley system at the end of the table to go off and then each string has a different weight attached to it. On the ...
October 4, 2010

science
how are the biosphere and the cryosphere the same or similiar
October 4, 2010

English
What writing techniques reinforce the message? :)
September 29, 2010

English
For the poem, "Remember?" by Alice Walker, What is poem's message?
September 29, 2010

ecology
thank you!!!!!!
September 29, 2010

ecology
what is a long-term change that takes place in two species because of their close interactions with each other?
September 29, 2010

english
Read the poem Remember ? by Alice Walker and answer the questions. -> Why is the title effective? -> What metaphor is used in the poem and what other two poetic techniques does Alice Walker use?
September 29, 2010

probability
A box of 6 coins (penny, nickel, dime or quarter) worth $0.67 is shaken. What is the probability that a nickel is drawn first and then a quarter? Assume no replacement and that all coins are equally likely.
September 28, 2010

probability
The letters of the word Mississippi are placed in a hat. What is the probability that the first two letters drawn are both i if the first letter drawn is not replaced?
September 28, 2010

College Chemistry
Pb^2+(aq)+SO4^2-(aq) --> PbSO4(s)
September 27, 2010

1th phyics
A car traveling at 7.5 m/s accelerates 3.4m/s2 to reach a speed of 15.0 m/s. How long does it take for this acceleration to occur?
September 26, 2010

11th phyics
An automobile with an initial speed of 4.56 m/s accelerates uniformly at the rate of 2.4 m/s2. Find the final speed of the car after 4.4 s. Answer in units of m/s
September 26, 2010

social services hs
phew! thanks :)
September 24, 2010

social services hs
I was wondering how someone could qualify for SRS services? SRS is social rehabilitation services... like food stamps, drug or alcohol rehab, finding child care, disability services, finding mental health services...etc I was going to call my local srs office but its too late ...
September 24, 2010

11th grade
An automobile with an initial speed of 4.56 m/s accelerates uniformly at the rate of 2.4 m/s2. Find the final speed of the car after 4.4 s. Answer in units of m/s. (part 2 of 2) Find the displacement of the car after 4.4 s. Answer in units of m.
September 21, 2010

11th grade
11th grade phyics
September 21, 2010

11th grade
An automobile with an initial speed of 4.56m/s accelerates uniformly at the rate of 2.4m/s2. Find the final speed of the car after 4.4 s. Answer in units of m/s.
September 21, 2010

11th grade
When Maggie applies the brakes of her car,the car slows uniformly from 15.4 m/s to 0m/s in 2.41 s.How far ahead of a stop sign must she apply her brakes in order to stop at the sign?Answer in units of m.
September 21, 2010

11th grade
When the shuttle bus comes to a sudden stop to avoid hitting a dog, it decelerates uniformly at 3.8 m/s2 as it slows from 8.8 m/s to 0 m/s. Find the time interval of acceleration for the bus. Answer in units of s.
September 21, 2010

11th grade
When Maggie applies the brakes of her car, the car slows uniformly from 15.4 m/s to 0 m/s in 2.41 s. How far ahead of a stop sign must she apply her brakes in order to stop at the sign? Answer in units of m.
September 20, 2010

11th grade
When the shuttle bus comes to a sudden stop to avoid hitting a dog, it decelerates uniformly at 3.8 m/s2 as it slows from 8.8 m/s to 0 m/s. Find the time interval of acceleration for the bus. Answer in units of s.
September 20, 2010

11th grade
A flowerpot falls from a window sill 38.8 m above the sidewalk. What is the velocity of the flowerpot when it strikes the ground? The acceleration of gravity is 9.81 m/s2 . Answer in units of m/s. How much time does a passerby on the side- walk below have to move out of the ...
September 20, 2010

11th grade
The total trip on the bus took 6.66 h The average velociity was 60km/h
September 20, 2010

11th grade
A bus travel 250km south along a straight path with the average velocity of 84km/h to the the bus stop for 26 min. Then in it travel 240km with avrage 70km/h to the south.How long long did the hold trip take? What is the average velocity of the trip?
September 20, 2010

physics
A bus travels 250 km south along a straightpath with an average velocity of 84 km/h to the south. The bus stops for 26 min, then it travels 240 km south with an average velocity of 70 km/h to the south. How long does the total trip last?
September 20, 2010

science
which is higher 10degrees north or 65 degrees north?
September 20, 2010

science weather
would you expect to find a greater variety of climates on a hill at 11degreesN or at 65degreesN? whyyy? :)
September 20, 2010

Chemistry
5.00 g is equal to how many pounds?
September 13, 2010

western civilization
Describe the rise of Louis Napoleon and explain why and how he was able to have such an influence on France at the middle of the 19th century?
September 8, 2010

english
Reply to writearcher: Umm...north America, USA
September 8, 2010

english
Hey, I have to wright a SA on what I want to learn in English language arts this year. It's a full page SA and I'm in 7th grade. Please help me, Ive ben working on it bacicaly ever since I got home. I need help, PLEASE!!!
September 8, 2010

physics
A car starts from rest and travels for 4.9 s with a uniform acceleration of +1.8 m/s2. The driver then applies the brakes, causing a uniform acceleration of -1.7 m/s2. The breaks are applied for 1.50 s. 1) How fast is the car going at the end of the breaking period? 2) How far...
September 6, 2010

world history
Over the next two years I will be writing a 4000 word essay on a narrowly focused topic of my choice. I would prefer to do something in history, although there are plenty of other catagories in which my research question may be submitted. I would greatly appreciate any ideas ...
September 5, 2010

MATH
thanks everybody!!!!
September 5, 2010

MATH
MACHO ATE 125 HOT DOGS OVER A FIVE DAY PERIOD. EACH DAY HE AT SEVEN MORE HOT DOGS THAN ON THE PREVIOUS DAY. HOW MANY HOT DOGS DID HE EAT ON THE FIRST DAY?
September 5, 2010

Science
A model rocket is launched straight upward with an initial speed of 30.0 m/s. It accelerates with a constant upward acceleration of 2.50 m/s2 until its engines stop at an altitude of 160 m. A. what is the maximum height reached by the rocket? B. how long does the rocket stay ...
September 4, 2010

6th grade
MACHO ATE 125 HOT DOGS OVER A FIVE DAY PERIOD. EACH DAY HE ATE SEVEN MORE HOTS THAN ON THE PREVIOUS DAY HOW MAY HOT DOGS DI HE EAT ON THE FIRST DAT
September 2, 2010

Management
Does anyone have a historical example of an ethical dilemma that deals with global business. Any example will be helpful and I can then google the details. Thx!
August 31, 2010

11th grade
the measure of an angle is 8 degrees less than 3 times the measure of the angle's supplement. find the measure of each angle
August 30, 2010

algebra and trigonometry
if 9<1/2X how do you graph that on a number line?
August 28, 2010

chemistry
Is this the answer? .737g/mL*1mL/0.000264...gal*12.9 gal=36012.5
August 27, 2010

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