Questions Asked on
December 7, 2009

Chemistry
Consider the following reaction: 2NiO (s)> 2Ni(s) + 2O2 (g) If O2 is collected over water at 40.0 C and a total pressure of 752 mmHg, what volume of gas will be collected for the complete reaction of 25.67 g of NiO? I am struggling to set up this
asked by Charlie 
Chemistry
Uranium235 can be separated from U238 by fluorinating the uranium to form UF6 (which is a gas) and then taking advantage of the different rates of effusion and diffusion for compounds containing the two isotopes. Calculate the ratio of effusion rates for
asked by Charlie 
MATH ANALYSIS
How do i do this? According to Kepler's Laws, planets have elliptical orbits, with the sun at one of the foci. The farthest Pluto gets from the sun is 7.4 billion kilometers. The closest it gets to the sun is 4.4 billion kilometers. Find the equation of
asked by anonymous 
chem
what's the electron domain and molecular geometry of SO3 with a charge of 2? electron domain= tetrahedral molecular= trigonal pyramidal right?
asked by Anonymous 
Physics
There are two situations in which it possible for a charged particle to be in a magnetic field but not experiencing a magnetic force. What are they? Given that Fm=qVBsintheta, I am going to say 1. If the particle is NOT in motion. 2. The direction of
asked by Connor 
physics
An astronaut whose mass is 80. kg carries an empty oxygen tank with a mass of 10. kg. The astronaut throws the tank away with a speed of 2.0 m/s. With what velocity does the astronaut start to move off into space?
asked by Cory 
7th grade
what did the electrician say after fixing a light bulb at the top of the empire state building?
asked by Tatiana 
english
Did you like “Usher”? How successful was Poe’s use of Gothic devices in creating an atmosphere of dread?
asked by joe 
Literature
How would we tell a hero story today? What would be the setting, what would the enemy be, and what values would the hero embody? I need help coming up with a thesis...any ideas? thank you
asked by Anonymous 
Physical Science
A force of 400.0N is exerted on a 1,250N car while moving it a distance of 3.0m. How much work is done on the car.
asked by Donna 
Poetry, Part 2
1. Hopkins’s use of “seared,” “bleared,” and “smeared” is an example of A. metaphor. C. simile. B. assonance. D. alliteration. 2. A villanelle is A. a narrative poem written in blank verse. B. a formal poem using extensive repetition. C. a
asked by Ari 
chemistry
which do you think would be more dangerous near an open flame, an ionic or covalent compound?
asked by maria 
U.S. History
What challenges did the Radical Republicans face during the Reconstruction period? The Radical Republicans fought for political supremacy. They had two main goals: Break the power of wealthy planters who had long ruled the South. Ensure that freedman
asked by B.B. 
Math
Adult tickets for a play cost $19 and child tickets cost $17. If there were 36 people at a performance and the theatre collected $646 from ticket sales, how many children attended the play?
asked by liz 
Social Studies
Okay so the economy was booming in 1929 stocks were really high but then the stock market suddenly crashed why did that happen? How did the stock market suddenly just crash?(1929 Great Depression)
asked by Sarah 
algebra highschool
Factor completely 8c2  26c + 15
asked by daniela 
Science
Mountains produced by tensional stress, like the Teton Range in Wyoming, are called? a)folded mountains b)faultblock mountains c)canyons d)plateaus
asked by george 
physics
One end of a copper rod is immersed in boiling water at 100 degrees celsius and the other end in an icewater mixture at 0 degrees celsius. The sides of the rod are insulated. After steadystate conditions have been achieved in the rod, 0.180 kg of ice
asked by Amanda 
physics
A 50. kg cart is moving across a frictionless floor at 2.0 m/s. A 70. kg child, riding in the cart, jumps off so that the child hits the floor with zero velocity. What was the velocity of the cart after the boy jumped?
asked by Cory 
Science
Broad areas of folded rock layers that resemble an upsidedown bowl are called? a)domes b)basins c)horsts d)monoclines
asked by george 
chemistry
Calculate the pH of a 0.35 M solution of dimethylamine, (CH3)2NH.
asked by donna 
physics
A 50. kg cart is moving across a frictionless floor at 2.0 m/s. A 70. kg child, riding in the cart, jumps off so that the child hits the floor with zero velocity. What was the velocity of the cart after the boy jumped?
asked by Cory 
Chemistry
A 100.0 mL sample of 0.100 M formic acid, CHOOH, is titrated with 0.200 M KOH. Calculate the pH after 40.0 mL of 0.200 M KOH has been added.
asked by John 
poetry
wHAT IS THE MOOD AND THEME OF the storm by walter de la mare
asked by ALEX 
physicsPLEASE ANSWER, it's due today!
One end of a copper rod is immersed in boiling water at 100 degrees celsius and the other end in an icewater mixture at 0 degrees celsius. The sides of the rod are insulated. After steadystate conditions have been achieved in the rod, 0.180 kg of ice
asked by AE 
chemistry
An insulated beaker with negligible mass contains liquid water with a mass of 0.255{kg} and a temperature of 76.0{C} How much ice at a temperature of 19.9 C must be dropped into the water so that the final temperature of the system will be 32.2? Take the
asked by dan 
Chemistry
What is the lattice energy of NaH? Use the given information below: Heat of formation for NaH = 56.442 kJ/mol Head of sublimation for Na = 107.3 kJ/mol Ionization energy for Na = 496.00 kJ/mol Bond dissociation energy for H2 = 435.9kJ/mol Electron
asked by ChemProblem 
math highschool
Factor completely 81a2 + 36a + 4
asked by Anonymous 
mgt 380
Why is it so difficult to measure the effectiveness of leadership in an organization? What criteria do you use to determine the effectiveness of leaders?
asked by meshelle 
Science
Mountains that have developed because of compressional stress—colliding plates that force rock layers upward—are called? a)folded mountains b)faultblock mountains c)canyons d)plateaus
asked by george 
Physics ang. momentum
A diver can reduce her moment of inertia by a factor of about 3.5 when changing from the straight position to the tuck position. If she makes 2.0 rotations in 1.5s when in the tuck position, what is the percent change in her kinetic energy as she changes
asked by Taylor 
math
Mrs. Cason gives her class a spelling quiz every Monday, a math quiz every other Monday and a history quiz every third Monday . Sally smarty is in Mrs. Carson's class. She received a grade of 100% on all three quizzes today. How long will it be before she
asked by kelvin 
chemistry
how do you figure out how to Balance H2SO4+pb(OH)4=pb(SO4)2=H20
asked by monique 
phys
A disk rolls down a slope. It rotational axis is its center of mass. It is rotation at a constant angular speed making 34.0 full revolutions in a time interval of 3.30 s. 1)What is the rotational inertia of the disk if its mass is 11.7 kg, and its radius
asked by ami 
Physics
A 23 kg suitcase is being pulled by a handle that is at an angle of 22 degrees above the horizontal. If the normal force exerted on the suitcase is 185 N, what is the force applied to the handle? *** Objects NOT on an incline they are being pushed/pulled
asked by Corey 
math
you finish a twomile walking race in 36.5 minutes. Write an inequality for the average speed of the walkers who finish after you did. (Average speed= distance/time)
asked by Auri 
mgt 380
Why is it so difficult to measure the effectiveness of leadership in an organization? What criteria do you use to determine the effectiveness of leaders?
asked by meshelle 
world history
The ideas of Enlightenment philosphers John Locke and JeanJacques Rousseau laid the foundations for modern Western democratic governments. What reforms expand democracy in newly industiralized societies?
asked by Anonomous 
Earth Science
To measure the strength of an earthquake, you can use either a______scale or______scale. A)Richter B)seismograph C)mercalli intensity part:2 A)moment magnitude B)seismogram C)mercalli intensity
asked by george 
Business Maths
Prior to the last weekly payroll period of the calendar year, the cumulative earnings of employees A and B are $99,350 and $91,000 respectively. Their earnings for the last completed payroll period of the year are $850 each. The amount of earning subject
asked by Peaches 
math
How do you write repeating decimals as fractions? There's directions in my book,but I don't understand it? For example, how would you write as a fraction 0.81 with the 81 repeating?
asked by lily 
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
asked by Lisa 
phys
A toy airplane of mass 0.159 kg is tied to the ceiling with a string. The airplane moves in a horizontal circle of radius 2.97 m, with a constant speed of 1.51 m/s. What is the angle the string makeswith the vertical?
asked by stacy 
Science
Which scale measures the amount of damage after an earthquake? Richter scale Mercalli intensity scale moment magnitude scale seismograph scale
asked by george 
algebra
Factor completely 4a2  8a  5 please help i don't get this at all!!!
asked by yelenaS 
PreCalc
Naturalists find that the populations of some kinds of predatory animals vary periodically. Assume that the population of foxes in a certain forest varies sinusoidally with time. Records started being kept when t = 0 years. A minimum number, 200 foxes,
asked by Jo 
government??
What would happen if Judiciary Review didn't exist. That is what would the differences be today in Judicial Review hadnt come into place from the Marbury v madison case. I mean,, i know that obviously all these cases would have never been decided. but what
asked by Katia 
PreCalc
h t t p : / / w w w . j i s k h a . c o m / d i s p l a y . c g i ? i d = 1 2 6 0 2 2 5 7 6 7 ok this is what i mean. For exmaple take this problem that I asked for help with before Naturalists find that the populations of some kinds of predatory animals
asked by Jo 
algebra 10 grade
Factor this expression completely 36y2  1
asked by jacob 
physics
The roof on a house rises 1.50 m over a horizontal diestance of 3.50 m. A 72.9kg roofer stands on the roof. Is the frictional force that keeps the roofer from slipping equal in magnitude to F perpendicular or F paralell? What is its magnitude?
asked by Corey 
Law & Ethics
I am working on a research paper for a course I am taking through Penn Foster. I have to answer several questions but I don't know if I am supposed to write the questions on the report, or just answer them ..you know..using the correct paragraph format;
asked by Jamie 
History
What body of water that is hounded by Japan, Chaina,and Taiwan ?
asked by Suraj 
music
who is the odd one out Hayden,Mozart or Beethoven
asked by .... 
science
Little help needed with moles... Given 4.14x10 to the 23rd formula units of Na2SO4, ho many moles of Na2So4 would you have. Just a little confused as to solving this, so if you can explain how it is done also, that would really help.
asked by Briana 
Science
Broad areas of folded rock layers that resemble a bowl turned rightside up are called? a)domes b)basins c)horsts d)monoclines
asked by george 
math
Mrs. Cason gives her class a spelling quiz every Monday,and a history quiz every third Monday . Sally smarty is in Mrs. Carson's class. She received a grade of 100% on all three quizzes today. How long will it be before she again has to take all three
asked by kelvin 
Physics
Given: G = 6.67259 × 10−11 Nm2/kg2 Mimas, a moon of Saturn, has an orbital radius of 1.8 × 108 m and an orbital period of about 22.6 h. Use Newton’s version of Kepler’s third law and these data to find the ma
asked by sharon 
business
Identify areas of vagueness and ambiguity and discuss how you might clarify the email message using the writing principles addressed in the text. Below Hi class, I don’t have a lot of time to explain but off the top of my head answer is as a reader
asked by tri 
economics
The Midnight Hours, a local nightclub earned 100,000 in accounting profits last year, this year the owner, who had invested 1,000,000 in the club, decide to close the club. What can you say about the economic profit (and the rate of return) in the
asked by Allan 
Chemistry
Are both the electron domain geometry and molecular geometry of HCN linear?
asked by Trish 
7th grade History
By comparing,what is different from Ancient Egyptian and Modern Egyptian beliefs of the gods?
asked by KiKi 
Physics
A car weighing 1.1*10^4 N is parked on a 35 degree slope. Find the force tending to cause the car to roll down the hill. What is the force the car exerts perpendicular to the hill?
asked by Corey 
algebra 1
Factor this expression completely 9a4  b2
asked by jacob 
Social Studies
What are the four main natural resources in the united states? and what does silt do to help farmland?
asked by Madison 
Literature
In Charles Dickens' "A Christmas Carol", what was the reason for Marley's jaw dropping when the bandage was removed? (Stave 1)
asked by Kim 
physics
A large boulder sits at the top edge of a cliff, this is boulder A. A smaller boulder sits on a ledge half way down the same cliff, this is boulder B. Which boulder has the greatest potential energy, A or B?
asked by lexie 
accounting
Excel document (23 pages) Details: Incorporate an ESO plan into a company's valuation. The c9mpany is Starbucks For your company (the company you used for the first two Units), incorporate the effect of the Employee Stock Option (ESO) plan into the common
asked by jaquez 
college Math
A recent article in a computer magazine suggested that the mean time to fully learn a new software program is 40 hours. A sample of 100 first time users of a new statistics program revealed the mean time to learn it was 39 hours with the standard deviation
asked by Michelle 
Chemistry
My brain refuses to wrap around titration. Problem: Given 150.0 mL of a 1.05 M HCl solution, how many milliliters of a 2.50 M Al(OH)3 solution are required to neutralize the HCl? I think the balanced formula is 3HCl + Al(OH)3  AlCl +3H20 but that's as far
asked by Wolfmaid 
Chem
Do my answers look correct for these? Thanks Calculate the mass percent of a solution containing 45.6 grams ethanol (C2H6O) in 245 grams of water. 15.7% You are asked to make 500.0 mL of a 4.5M solution of HCl, but the only HCl you have available to dilute
asked by Matt 
Chemistry
In a certain reaction, 300.23 grams of solid aluminum sulfide combine with unlimited aqueous silver nitrate. How many moles of aluminum sulfide react? How many moles of each product will be produced? First of all, is the reaction a double replacement or
asked by Paula 
5th grade
A group of goats and ducks have a total of 99 heads and legs among them. There are twice as many ducks as there are goats. How many are there of each?
asked by Austin 
Calculus
f(x) = 6e^(5x) ln(x), find f'(3)?
asked by Z32 
Soc/110
What new challenges in collaboration and teamwork does technology present? Provide examples
asked by Courtney 
Algebra
Factor completely 4y2 + 25y + 6 please explain can't understand
asked by alieS 
accounting
You are provided with the following transactions that took place during a recent fiscal year. Complete the table indicating whether each item (1) should be reported as an operating (O) activity, investing (I) activity, financing (F) activity, or as a
asked by steven 
Algebra
I have 2 questions in math that I am not quite sure about... 1. Mandy begins bicycling west at 30 mph at 11 A.M. If Liz leaves from the same point 20 min. later bicycling west at 36 miles per hour, when will she catch Mandy? 2. A mixture of 10% acid and
asked by Becca 
math/probability
If two fair dice are rolled, find the probability of a sum of 6 given that the roll is a "double". How do I do this?
asked by Brian 
Pre Calc
please h t t p : / / w w w . j i s k h a . c o m / d i s p l a y . c g i ? i d = 1 2 6 0 2 2 5 7 6 7
asked by Jo 
physics
When a horizontal force of 7N acts on a block on a resistance free surface, it produces an acceleration of 3.5m/s^2. suppose a second 4kg block is dropped onto the first. what is the magnitude of the acceleration of the combination if the same force
asked by Christine 
Chemistry
How many electron domains are about the central atom if given the following angles: 90: 6 electron domains 109.5: 4 electron domains 120: 3 electron domains 180: 2 electron domains Correct?
asked by Trish 
Chemistry
What is the lattice energy of NaH? Use the given information below: Heat of formation for NaH = 56.442 kJ/mol Head of sublimation for Na = 107.3 kJ/mol Ionization energy for Na = 496.00 kJ/mol Bond dissociation energy for H2 = 435.9kJ/mol Electron
asked by LatticeEnergy?? 
math
Two automobile dealers, A and B, had the same car which was listed at $18,000. Dealer A offered a $1200 rebate and would negotiate a further 8% discount after rebate. Dealer B offered an 8% discount and would negotiate a further $1200 rebate. (a) Which
asked by poo 
business
• Prepare a 700 to 1,050word paper in which you define the four functions of management (planning, organizing, leading, and controlling). In your paper, include an explanation of how each function relates to your own organization. • Cite at least two
asked by Anonymous 
Algebra
Need a formula; the product of two consecutive integers is 41 more than their sum. Find the integers.
asked by Nelson 
physics
The atoms in gas ( gas constant R=8.31 J/mol K) can be treated as classical particles if their de Broglie wavelength L is much smaller than the average separation between the particles d. Consider monatomic helium gas (mHec^2 = 3727 MeV, molar mass 4g/mol)
asked by Bun 
Physics
A cathode ray tube operates at 80 kV with a current of 875 uA. Calculate the a)Intesity (# of photons per second f the xrays b)Minimum wavelength of the xrays produced by the CRT thanks in advance
asked by ALan 
physics
The atoms in gas ( gas constant R=8.31 J/mol K) can be treated as classical particles if their de Broglie wavelength L is much smaller than the average separation between the particles d. Consider monatomic helium gas (mHec^2 = 3727 MeV, molar mass 4g/mol)
asked by Bun 
math
A flying saucer filled with space aliens landed in my front yard! After the entire crew had filed out of their spaceship, I happened to count their heads and feet. I saw a total of 91 heads and 124 feet. It was clear that their leader was a purple creature
asked by Katherine 
Miami Dade
Xray pulses from Cygnus X1, a celestial x ray source, have been recorded during high altitude rocket flights. The signals can be interpreted as originating when a blob of ion ized matter orbits a black hole with a period of 7.84 ms. If the blob were
asked by sharon 
Physics
Xray pulses from Cygnus X1, a celestial x ray source, have been recorded during high altitude rocket flights. The signals can be interpreted as originating when a blob of ion ized matter orbits a black hole with a period of 7.84 ms. If the blob were
asked by sharon 
math
Tara was out selling girl scout cookies. she noticed that the caramel cookies were the most popular, with lemon cookies being the next most favored. She actually sold three boxes of caramel cookies. If she sold 63 boxes of caramel cookies were sold?
asked by afo 
PreCalculus
Solve the triangle. Round to the nearest tenth. B=54deg a=42 c=6.5 1. I found length of b using law of cosine and got 36.2 2. Using side of b, I used the law of sine to get angle A = 28.2 3. I added B+A and subtracted from 180 to get angle C = 127.8 which
asked by Vincent 
Honors Chemistry 101
Do my answers look correct for these? Thanks Calculate the mass percent of a solution containing 45.6 grams ethanol (C2H6O) in 245 grams of water. 15.7% You are asked to make 500.0 mL of a 4.5M solution of HCl, but the only HCl you have available to dilute
asked by Matt 
Algebra
Factor find the zeros x^59x^3 Find the quotient and remainder using long division (x^3x^22x+6)/(x2) Use sythetic division and remainder therem to evalulate P(c) Let P(x)= 6x^740x^6+16x^5200x^460x^369x^2+13x… *Calculate P(7) by (a) using
asked by HELpppppppp 
math
if you have 15 stones and you have 5 colums and 3 rows and there's 8gray stones and 7 white stones what is the rule.
asked by tyu 
Creative Writing
Ok, so for the assignment I posted earlier: journal response on a person who seems illsuited to his or her job for Cause and Effect essay, I asked my teacher how I should write it. She said that, I could focus on the cause of my assumptions about this
asked by y912f 
physics
How do you determine strain and stress of a spring when given force, length, and change in length?
asked by Alex 
math
Factor completely what does that mean 25a2  30a + 9
asked by daniela 
Math  Probability
A developer can buy a piece of property that will produce a profit of $16,000 with probability .7, or a loss of $9000 with probability .3. What is the expected profit?
asked by Stephanie 
english
what word can get from these letter (Dolurf) with a christmas meaning behind it
asked by Anonymous 
Earth Science
Where a major earthquake has happened in the past, but not in a while, is called a seismic? a)gap b)wave c)fault d)scale
asked by george 
philosophy
What are key differences between the ontological, teleological, and cosmological arguments? Identify the philosopher who you think best supports his or her argument. Explain your answer briefly.
asked by Anonymous 
algebra 1
Factor completely 36x2 + 60x + 25 Factor completely 4n2 + 28n + 49
asked by jacob 
spanish
what does "voy a la escuela" mean?
asked by taylor 
physics
for this question A bullet is fired from a rifle that is held 1.8 m above the ground in a horizontal position. The initial speed of the bullet is 1120 m/s. Find why is the equation just (.5)(9.8)(t^2)=1.8 why don't we have to take in account for initial
asked by Jordan 
Physics
If you have a hydraulic lift and you know the density of the oil inside, the area of the cylinder and the area of the piston and the force that needs to be applied to lift as certain weight and the weight of that object...how do you find the height that
asked by Sara 
social studies
cooled _______ magma that reaches earths surface, is what created the Mid Atlantic Ridge.
asked by dakota 
Soc/110
What collaboration techniques may facilitate collaboration? What technologies may aid collaboration? Provide examples.
asked by Courtney 
Physics
The atoms in a gas (gas constant R=8.31 J/molK) can be treated as classical particles if their de Broglie wavelength ƒÉ is much smaller than the average separation between the particles d. Consider monatomic Helium gas (mHec2 = 3727MeV), molar mass
asked by Bun 
Marketing
Imagine that you are a mentor to a new employee at a marketing firm. The new employee is having trouble understanding what the term market communication really means. Using what you have learned, explain to the new employee how marketing communication can
asked by jckkoo 
chemistry
An engine goes through the following cycle with 2.60 moles sample of a diatomic gas. I. an isothermas expansion from point a to point b. II. a constant pressure compression from point b to point c. III. an adiabatic compression from point c to point a. We
asked by dan 
Algebra
I have 2 questions in math that I am not quite sure about... 1. Mandy begins bicycling west at 30 mph at 11 A.M. If Liz leaves from the same point 20 min. later bicycling west at 36 miles per hour, when will she catch Mandy? 2. A mixture of 10% acid and
asked by Becca 
evironmental and social studies
explain with a diagrammatic illustration,the concept integration as used in social studies and discuss four of its advantage
asked by haite 
8th grade
need help thankyou translate the verbal phrase into an inequality, then solve the inequality and graph your solution, the product of 6 and the difference of 6x and 3 is less than or equal to the product of 2 and the sum of 4 and 8x
asked by Zach 
English
When you do an internal citation, following a direct quote, do you put a period after the quote and another after the citation, or just one at the end of the citation?
asked by marcie 
Science
With the help of three seismograph stations, the epicenter of an earthquake can be located by a process called convection condensation triangulation intersection
asked by george 
physics
Two events in S are separated by a distance D=x2  x1 and a time T = t2  t1 . a) Use the Lorenrz transformation to show that in frame S' , which is moving with speed v relative to S, the time separation is t2  t1 = ã(T  vD/c2 ). b) Show that the events
asked by kim 
Physics
I just wanna check if i am right. A car is traveling with a velocity of 42.3 m/s and has a mass of 2183.0 kg. Find the Ek of the car. i used the ek=1/2mv^2 and plugged everything in to get a total of 1953010.035 J .. is that right?
asked by Carl 
Science
Broad areas of folded rock layers that resemble an upsidedown bowl are called? domes basins horsts monoclines
asked by george 
PreCalc
y =( (CA)/2 ) sin( (X  (A  ( (C  A)/2 ) ) )( pi/(CA) ) ) + (B  ( (BD)/2 ) How do I rearange this for this equation for the all of the variables including A, B, C, D, X were pi is the greek leter pi if you didn't notice this is the general formula
asked by Jo 
algebra Polynomials
Factor this expression completely 36y2  1
asked by Anonymous 
probability/math
Three cards are drawn without replacement from an ordinary deck of 52 playing cards. What is the probability that the second and third cards are kings if the first card was not a king?
asked by Brian 
science
2) A roller coaster is at the top of a 98.2 m hill and has a mass of 1831.0 kg. It is traveling at a velocity of 23.7 m/s. What is the coaster car's TOTAL energy? I used the eg=m*g*h equation and got a value of 1762081.16 .. i then used the ek=1/2mv^2 and
asked by Mary 
science
compare the three types of bonds based on what happens to the valence electrons of the atoms
asked by Anonymous 
MATH
Tara was out selling girl scout cookies. She noticed that the caramel cookies were the most popular, with lemon cookies being the next most favored. She actually sold three boxes lemons cookies for every four boxes of caramel cookies. If she sold 63 boxes
asked by afo 
Science
Concidering the amount of energy required to produce animalbased foods and goods, should humans change their habits so they consume products closer to the bottom of the food chain because it is more efficient?
asked by Lori 
org. chem.
Why is it not possible to achieve a complete separation of the ethanol from the water in the clarified reaction mixture via simple distillation? I'm not sure about this because I thought the difference between fractional (what was done) and simple
asked by CMM 
Math
Hello what is communicative and distributive law? thnx
asked by Rebecca Bhutto 
Calc 3
The actual span of the base of the dome is 143 feet. 1) Use cylindrical coordinates to write the surface of the dome as a function of the distance from the center of the base; that is find z = f (r) . 2) Use your function to find the height of the dome;
asked by joe 
Bio
Increase of nutrients lower ability of liver to produce glucose? Is that correct?
asked by Sam 
british literature
Using an example from Macbeth, explain Shakespeare's use of chronographing in Macbeth. I understand that chronographing is the study of past events but I don't understand how that relates to Macbeth.
asked by jacob 
math grade 10
simplify (log 5√5 + log √3 + log 45)/(log 15).
asked by AT 
english
what word can you get from the letters (egoorcs) has to do with christmas
asked by gordon 
faith christian academy
what is a ratio?
asked by neesha 
math
The ratio of boys to girls in Mr. Joiner’s class is 5 to 7. If there are 15 boys in the class, how many total students are in the class?
asked by student 
math
What multiplication fact can be found by using the arrays for 2x9 and 5x9?
asked by Daniel 
8th grade
wich of the following stated that the United states would not tolerate European intervention in Latin America?
asked by Anonymous 
U.S History
Each quote is either from the Constitution (what part of it?) or the Bill of Rights (which amendment?) 1."He has endeavored to prevent the population of these states: for that purpose obstructing the Laws for Naturalization of Foreigners" 2."For cutting
asked by Lauren 
english
what word can you from these letters (Dolurf)
asked by Anonymous 
english
Flattery is as important a machine as the lever, isn't it? Give it a proper place to rest, and it can move the world."
asked by Princess 
English
1. You killed you. 2. You killed yourself. (#2 is right. #1 is not right? Right?) 3. Take care of you. 4. Take care of yourself. (What about #3 and #4? Which one is right in basic grammar?)
asked by rfvv 
world history
Enlightenment philosophers and reformers criticized the great inequalities that existed in society and believed that thought reason, a better society was possible. They called for social equality, abolition of slavery, prision reform, and improvements in
asked by Savannah 
Precalculus
Find the vertex, focus, and axis of symmetry of the parabola x^210x8y+29 = 0. ==> I do it over and over and over, but I keep getting the same answers of (5,4) for the vertex, (5,6) for the focus, and x = 5 for the LOS, but according to this one website,
asked by Emily 
Science
Deep within the earth, the process of mantle___?___drives plate tectonics A)convection B)subduction C)currents D)condensation
asked by george 
English
1. Shut the door behind you. 2. Shut the door behind yourself. (Which one is correct?) 3. I looked about me. 4. I looked about myself. (Which one is correct?) 5. We have the whole week before us. 6. We have the whole week before ourselves. (Which one is
asked by rfvv 
Physics
I don't know where to begin with this one because I don't recall my teacher giving us a formula for it. A baby carriage is sitting at the top of a hill that is 22.1 m high. The carriage with the baby weighs 15.8 N. What is the Ep for the carriage and baby
asked by Carl 
accounting
Les fleurs a boutique in paris france had the following accounts in its accounting records at december 31, 20x2. compute the following for les fleurs during 20x2 net sale cost of goods sold net income balance sheet december 31, 20x2 statement of owners
asked by Gia 
algebra 10 grade
Question #1 Factor this expression completely x2  9 
asked by Anonymous 
sociology
• Review the following scenario: You work for a formal organization in the United States that has an open, flexible organizational structure as described in Figure 55 on p. 126 of Society. You have a relative, Micah, who works for a formal organization
asked by Anonymous 
math
how do u do 4% of 130?
asked by Uhan 
Math
Hosni gave the following argument that (a + b) = a + b, for all integers a and b. If the argument is correct, supply the missing reasons. If it is incorrect, explain why not.  (a + b) = (1) (a + b) = (1) a + (1) b = a + b
asked by Ron 
math
how do i simplify 2 and 2over 5 times 9 and1over 6?
asked by jamia 
Org. Chem.
Why is it not possible to achieve a complete separation of the ethanol from the water in the clarified reaction mixture via simple distillation? I'm not sure about this because I thought the difference between fractional (what was done) and simple
asked by CMM 
Grade 2 english
What word is made up by using the alphabets usrfcfy
asked by MONA 
Soc/110
How does computermediated collaboration enhance team performance? Provide examples.
asked by Courtney 
Social Studies
The country that border the Pacific ocean are sometimes called the ?
asked by lolly 
Science
An energy convesion makes the telephone a useful machine. Explain.
asked by Michelle 
Physical Science
Can someone give me two examples of mechanical energy and one example nuclear energy  thanks.
asked by Carol 
english
what word can you get from the letters (egoorcs) has to do with christmas
asked by Anonymous 
geometry
I HAVE A BARGE THAT IS 1000 SQUARE FEET AND 8 INCHES DEEP. I NEED TO FIGURE OUT THE VOLUME.
asked by Heather 
Financial Management
prices of existing bonds move______as market interest rates move_______.
asked by Ann 
Calculus
Integral of x sq/(1+x sq) dx I am not sure how to do this, am i supposed to do partial fractions to break it up? Or is it just some simple substitution?
asked by O_o Rion 
math
How can I simply ratios like 44, 166 Is there a trick to simplifying
asked by Christian 
english
what word can you from these letters (Doluf)
asked by Anonymous 
Biochemistry
A cell has a resting membrane potential of 66 mV and a membrane Cl ion equilibrium potential of 24.0 mV If a neurotransmitter acts on the cell membrane to open channels that are specifically permeable to Cl, will the membrane potential of the cells
asked by Sean 
marketing
What do you understand by the term product mix? What role does it play in the marketing of a product?
asked by s 
physics
Hi!could anyone help me please, Thank. Gas in a container is at a pressure of 1.3 atm and a volume of 1.0 m3. (a) What is the work done on the gas if it expands at constant pressure to twice its initial volume? (b) What is the work done on the gas if it is
asked by Chan 
Algebra
Find the slope of the line containing the points (9, 1/2) and (5, 1/2)
asked by matt 
Biology
What is life
asked by Ahsaki 
algebra
a roof rise 2.7 feet vertically and 8.2 feet horizonatally. what is the grade of the roof?
asked by jj 
math
name each number in two different ways 1. 300 2. 2,400 3. 67,000
asked by mellisa 
geometry
What is the relationship between the number of vertices of a regular polygon and the number of summetry lines of the polygon?
asked by Astrid 
algebra
solve for v v=1/3t + 4 with t=6
asked by Blake 
physics
There is a great deal of ice floating on the ocean near the north pole. If this ice were to melt due to global warming, what would happen to the level of the oceans? A.Rise B.Fall C.Remain the same water is slightly more dense than water, but when the ice
asked by Sarah 
Physics
A roller coaster is at the top of a 98.2 m hill and has a mass of 1831.0 kg. It is traveling at a velocity of 23.7 m/s. What is the coaster car's TOTAL energy? I took the eg=1/2mv^2 and plugged in (1831)(9.8)(98.2) and got 1762081.16 I then took the ek=
asked by Carl 
math
A student claims that the equation Ö(x) = 3 has no solution, since the square root of a negative number does not exist. Why is this argument wrong?
asked by alicia 
Soc/110
What are the elements of a collaborative team meeting? Provide an example of each element and explain its importance to collaboration
asked by Courtney 
crtical thinking
How does critical thinking affect you as a reader and writer? How can thinking critically improve your writing?
asked by tri 
eng
unscramble usrfcfy
asked by person 
Finance
If you were considering investing in a company, which financial ratios would you find most useful?
asked by Terri 
science
why is the angle of rays of sunlight so important in determining the amount of energy collected by the earth
asked by j 
org. chem.
When sucrose is fermented to produce ethanol why is it not possible to obtain a final solution containing more than 1015% ethanol? Does this have to do with azeotropes? However, I thought this was possible? I am confused, please help.
asked by CMM 
physic
the useful carry of a racket is as 5% of all its mass,the other part is fuel.if the racket start moving from the static state, without the effect of F(est) [esternal forces] how is the finalize velocity if the velocity Usc is 5 km/s
asked by kate 
english
what word can you get from the letter (toeeltsim)that has to do with christmas
asked by Anonymous 
physical science
If the larger boulder has a mass of 50 kg and a height of 150 m from the ground what is its GPE?
asked by lexie 
english
An opinion sentence that uses the word empty?
asked by Jesse 
math
Solve the equation. k=12+9
asked by Terri 
physics
A prep cook spins a salad spinner 25.0 times in 10.0 seconds (at a constant rate) and then stops. The salad spinner rotates 8.00 more times before it comes to rest. Assume that the spinner slows down with constant angular acceleration. What is the angular
asked by ami 
8th grade
which of the following stated that the United states would not tolerate European intervention in Latin America?
asked by Anonymous 
Math
How do I find the answer of 7(5.2)?
asked by Jennifer 
math 10 grade
4y2 + 25y + 6 can you explain how to do step by step thanks Factor completely
asked by Amanda 
vocab
what does intercede means ?
asked by jasmine 
reimbursement
Under major medical insurance, $250 must be paid before the company assumes liability. Who is responsible for paying this $250? A. The policyholder C. The provider B. The insurer D. The thirdparty payer
asked by Anonymous 
math
How can I simply ratios like 44, 166 Is there a trick to simplifying
asked by Christian 
algebra
find the slope for 8xy=8
asked by jj 
english
what christmas word can i spell using the letters toeeltsim
asked by tisha 
Astronomy.[Months]
When were the calendar months named?
asked by Annia 
english words
What english word can be made when you un scramble the letters "DOLURF"
asked by Anonymous 
Science
A baby carriage is sitting at the top of a hill that is 22.1 m high. The carriage with the baby weighs 15.8 N. What is the Ep for the carriage and baby in relation to the bottom of the hill? I know the equation for potential energy=m*g*h but what how would
asked by Mary 
Org. Chem.
When sucrose is fermented to produce ethanol why is it not possible to obtain a final solution containing more than 1015% ethanol? Does this have to do with azeotropes? However, I thought this was possible? I am confused, please help.
asked by CMM 
The Bell Curve
In The Bell Curve, Richard Herrnstein and Charles Murray argued that the nation cannot come to terms with its massive social problems until it confronts the role of intelligence. "How bright someone is, is the single variable that has the largest impact on
asked by jenna 
math
Suppose you want to add a sprinkler system, and the location of one section of the sprinkler line can be described by the equation
asked by Anonymous 
math
thanks know i no what to do
asked by Katherine 
English
1. He killed him. 2. He killed himself. (Can we use both sentences. I think they have different meaning.) 3. You should take care of yourself. 4. You shoud take care of you. (Are both OK? Is #4 wrong?) 5. He looked at himself in the mirror. 6. He looked at
asked by rfvv 
math
As you travel to new planets in the space age, you discover a culture that does not use the digits 2,5,7,or 8. They would like to use 3digit numbers for their zip codes, but they have superstition that beginning a zip code with zero brings bad luck to the
asked by tao 
Math
30  6x
asked by Darrian Black 
british literature
explain shakespeares use of chronographing in macbeth
asked by jacob 
physical science
If the larger boulder has a mass of 50 kg and a height of 150 m from the ground what is its GPE?
asked by lexie 
pre algebra
1/2 +(2/3 / 3/4) +(4/5 x 5/6)=
asked by Sandra 
college
How can you use the study techniques recommended for your personality type and strongest intelligence(s) to function best in a distance learning environment? Which techniques can you use to improve less developed personality areas or intelligences?
asked by siri 
Science
When the Sun is directly over the equator, we experience either _ or _ ? I'm not getting this. Do they mean what two seasons?
asked by Audrey 
RESEARCH AND EVALUATION II
A recent article in a computer magazine suggested that the mean time to fully learn a new software program is 40 hours. A sample of 100 first time users of a new statistics program revealed the mean time to learn it was 39 hours with the standard deviation
asked by Michelle 
literature
the best in this kind are but shadows is
asked by jean 
AED 201
I need some help finding four school related court cases, two where the teachers are defendants and two where the students are defendants? Any ideas are welcome. Thanks
asked by Bella 
adult education early childhood education
what are some barriers teachers face when doing an observation on each child in he class?
asked by sue 
math
How do you figure out 5(6.74)?
asked by lola 
PreCalc
h t t p : / /w w w . j i s k h a . c o m / d i s p l a y . c g i ? i d = 1 2 6 0 2 3 0 7 8 3 thats fair but can i ask why you do not perfer to use a formula?
asked by Jo 
science
a___ is the change of one or more substances into other substances
asked by torey 
language
whats serminuo in french unscrambled
asked by cb in sf 
science
how do you get help?
asked by taher 
health
What is happening in the world today that can cataclysmically affect public health?
asked by Anonymous 
math
okay ..:(
asked by Katherine