Questions Asked on
May 8, 2012

physics
In the figure the coefficient of static friction between mass (MA) and the table is 0.40, whereas the coefficient of kinetic friction is 0.28 ? part a) What minimum value of (MA) will keep the system from starting to move? part b) What value of(MA) will
asked by ally 
physics
A 3.0kg block sits on top of a 5.0kg block which is on a horizontal surface. The 5.0kg block is pulled to the right with a force as shown in the figure . The coefficient of static friction between all surfaces is 0.65 and the kinetic coefficient is 0.42.
asked by kle 
english
15. In Langston Hughes’s short story “Why, You Reckon?” what motivates the narrator to get involved in a scheme to rob a white person? (1 point) greed—he wants to earn more money in order to buy nicer things hunger—he needs the money to buy more
asked by Jasmine 
physics
A 75kg snowboarder has an initial velocity of 5.0 m/s at the top of a 28 degree incline. After sliding down the 110m long incline (on which the coefficient of kinetic friction is = Bk0.18), the snowboarder has attained a velocity v . The snowboarder then
asked by emmie 
English
18. In “Babylon Revisited,” why did Fitzgerald choose the title to be metaphoric of Paris? (1 point) Paris is a symbol of luxury. Paris is living in a wealth that will end up destructive. Paris was built to look like Babylon. Paris is the city of love.
asked by Jasmine 
english
please help me!!!! Put the sizes on the uniforms while sorting them out. and the italicized is sorting them out,can only be: adverb clause infinitive phrase past participial phrase elliptical clause adjective clause
asked by matt 
physics
A boy fires a 60 g pebble with his slingshot. The pebble leaves the slingshot at 35m/s How high above the slingshot will the pebble rise if it's fired straight up?
asked by Melissa 
English
12. When an author uses a concrete object to represent an idea or emotion it is called (1 point) style symbolism mood aphorism 13. What does “renaissance” mean? (1 point) renewal recollection rebirth return My answers: 12.b 13.c
asked by Jasmine 
Physics!!
A cart loaded with bricks has a total mass of 25.2 kg and is pulled at constant speed by a rope. The rope is inclined at 21.6 ◦ above the horizontal and the cart moves 13.7 m on a horizontal floor. The coefficient of kinetic friction between ground and
asked by Bob 
choice
Explain how healthy behaviors and choices can positively effect your health status, and how unhealthy behaviors and choices will negatively affect your health status. Can someone please help me with this question, it doesn't seem hard but I am having a
asked by lilman 
Calculus help~!
Which is the standard form of the equation with p = 26, O= 3pi/4 ? SQRT2x – SQRT2y = 0 SQRT2x – SQRT2y + 52 = 0 SQRT2x + 52 = 0 SQRT2x + 52y = 0
asked by JO 
english
What type of clause or phrase is italicized in the sentence below? The play, a threeact farce, amused everyone. please help fast!!
asked by jay 
english
9. Which of the following was not a major influence of the Modernist writers? (1 point) hope World War I World War II prosperity 10. An author’s attitude toward a piece of work is (1 point) tone voice style mood My answers: 9.c 10.a
asked by breanna kern 
English
18. In “Babylon Revisited,” why did Fitzgerald choose the title to be metaphoric of Paris? (1 point) Paris is a symbol of luxury. Paris is living in a wealth that will end up destructive. Paris was built to look like Babylon. Paris is the city of love.
asked by Richy 
English
To find the main idea of an informational text, look for A. who wrote the article and what company/universit they are from. B. Why the text was written C. What the author talks a lot about throughout the text D. None of these Which of the folllowing is not
asked by MM 
physics
The motor for an elevator can produce 2200 W of power. The elevator has a mass of 1100 kg complete with contents . At what constant speed will the elevator rise ?
asked by Melissa 
@ elena
In the figure the coefficient of static friction between mass (MA) and the table is 0.40, whereas the coefficient of kinetic friction is 0.28 ? part a) What minimum value of (MA) will keep the system from starting to move? part b) What value of(MA) will
asked by ally 
ChemistryGas Laws
At 0 degrees celcius, a 1.0 L flask contains 5.0 x 10^2 mol N2, 1.5 x 10^2 mg O2, 5.0 x 10^21 molecules NH3. Calculate the partial pressure of each gas and what is the total pressure in the flask. How do I calculate this?
asked by Bran 
chemistry
a balloon is filled with 500 mL of helium at a temperature of 27 degrees celsius and 755 mmHg as the balloon rises in the atmosphere the pressure and temperature drop what volume will it have when it reaches an altitude where the temperature is 33 degrees
asked by candi 
English
12. When an author uses a concrete object to represent an idea or emotion it is called (1 point) style symbolism mood aphorism 13. What does “renaissance” mean? (1 point) renewal recollection rebirth return 14. In Ralph Ellison’s “The Black Ball”
asked by breanna kern 
Calculus
Write the equation 4x + 5y – 3 = 0 in normal form. Then, find the length of the normal and the angle it makes with the positive x–axis.
asked by eddie 
statistics  please help
A researcher wishes to be 95% confident that her estimate of the population proportion of individuals who travel overseas is within 4% of the true proportion. Find the sample size necessary. In a prior study, a sample of 200 people showed that 80 traveled
asked by cm 
ALGEBRA1
DENISE HAS $365 IN HER SAVING ACCOUNT. SHE WATNS TO SAE AT LEAST $635. DETERMAINE HOW MUCH MONEY DENISE MUST SAVE TO REACH HER GOAL. LET D REPRESENT THE AMOINT OF MONEY IN DOLLARS DENISE MUST SAVE TO REACH HER GOAL
asked by jenika 
physics
A child sitting 1.50m from the center of a merrygoaround moves with a speed of 1.10m/s . Part a) Calculate the centripetal acceleration of the child. Part b) Calculate the net horizontal force exerted on the child ( = 20.5 ).
asked by kle 
math
carrie says that one solution to y=3x5 is (4,7).Describe two ways to check if her statement is true.use at least one way to check her answer.
asked by josh 
Geometry
Find the area of a triangle with an apothem of 3.3 ft.
asked by Sholanda 
English
In "The Second Coming," what is Yeats' prophecy for modern civilization? a. World War II will kill millions of civilians and soldiers b. The United States will become the dominant world power c. Western civilization will enter a period of decline d.
asked by MM 
Chemistry
Based on the spectrum of the fluorescent lamp, what is the main difference between the radiation emitted by a heated solid (filament) and the radiation emitted by an atomic gas (mercury gas in the fluorescent tube)?
asked by Emily 
Calculus
Approximate the sum of the series correct to four decimal places. n=1 to infinity (1)^n/4^n*n!
asked by Sarah 
Chemistry
1. Describe the relationship between the color change of the filament with temperature, and the colors in the observed spectrum of white light. 2. Order the colors of the rainbow according to the amount of energy needed to produce them, from lowest to
asked by Emily 
Alg2
Solve the system for z. 2x  y + 2z = 11 x  2y  3z = 5 3x + z = 3
asked by Sira 
Math Help
The end of a spring is pulled as far as it will go and then is released. On the first bounce back it extends 135 cm. On its second bounce back it extends 45 cm. On its third bounce back it extends 15 cm. How many times will the spring bounce back before it
asked by Maggie 
Science
An astronaut is walking in space and his jetpack runs out of fuel. How can he use his empty pack to get back to the space station?
asked by Joan 
Chemistry
What is the Net Ionic Reaction for NaOH(aq) + H2SO4(aq)>
asked by Erick 
Math
Tino conducted a survey of all the eighth graders in his school for his math project. He asked each student how much he or she spent on school supplies at the beginning of the year (rounded to the nearest dollar). He also calculated the average amount
asked by Erica 
Chemistry  please help!
The decomposition of KClO3 produces oxygen gas and solid KCl. What mass of KClO3 must be decomposed to produce 126 L of oxygen gas at 133 Celsius and .88 atm? I know I need to use PV=nRT but I can't figure out how.
asked by Alex 
Chemistry
What can you say about the energy spread of the radiation emitted by an atomic gas?
asked by Emily 
physics please !
A 3.0kg block sits on top of a 5.0kg block which is on a horizontal surface. The 5.0kg block is pulled to the right with a force as shown in the figure . The coefficient of static friction between all surfaces is 0.65 and the kinetic coefficient is 0.42.
asked by jeni 
?
If container A holds 8 gallons of water and container B holds 12% more than container A, how many gallons of water does container B hold?
asked by Anonymous 
physics
When the mover pushes the box, two equal forces result. Explain why the box moves even though the forces are equal and opposite
asked by Ej 
PHysics!!
Starting from rest at a height equal to the radius of the circular track, a block of mass 25 kg slides down a quarter circular track under the influence of gravity with friction present (of coefficient μ). The radius of the track is 15 m. The acceleration
asked by Bob 
Chemistry
Benzoic acid (C6H5COOH)is a monoprotic weak acid with Ka=6.30*10^5. What is the pH of a solution of benzoic acid that is 0.559M and has 2.25*10^2M NaOH added?
asked by Pippi 
Chemistry
1.) What are the equilibrium partial pressures of CO and CO2 if co is the gas present initially, at a partial pressure of .912 atm. Kp = 19.9 Fe2O3 + 3CO 2Fe + 3CO2 I'm trying to find partial pressure of both CO and CO2 by calculating for "x" in the
asked by Ali 
Chemistry Grade 12
Given the following equation, C3H8 (g) + 5O2 (g) > 3CO2 (g) + 4H2O (g); H comb = 2219 kJ/mole A) how much heat will be released when 10 g of propane is burned? B) how much heat will be released when 10 g of water (H2O) is formed? Please show all work.
asked by Lassie 
Math
In how many ways can four spades be drawn from a standard deck of playing cards with out replacement?
asked by Ashley 
physics please !
A 3.0kg block sits on top of a 5.0kg block which is on a horizontal surface. The 5.0kg block is pulled to the right with a force as shown in the figure . The coefficient of static friction between all surfaces is 0.65 and the kinetic coefficient is 0.42.
asked by jeni 
6th Geography
what happened to Russia after the fall of the soviet union? a) ethnic conmflicts and spartists movements threatened stability b) most soviet satellites chose to remain part of russia c) the nation acheived a level of stability never seen before d) most
asked by poisoned thorn 
physics
A heat engine takes in 840 kJ per cycle from a heat reservoir. which is not a possible value of the engine's heat output per cycle?
asked by ramiro 
Math
The cost of a lunch of 3 sandwiches, 7 cups of coffee and 1 donut is $3.15. The cost of a lunch of 4 sandwiches, 10 cups of coffee and 1 donut was $4.20 at the same cafe. How much will 1 sandwich, 1 cup of coffee and 1 donut cost? s= sandwich cost c=
asked by Rezu 
physics
How much work can a 22 kW car engine do in 60 seconds if It is 30% efficient It is 100% efficient
asked by Melissa 
chemistry
a balloon is filled with 500 mL of helium at a temperature of 27 degrees celsius and 755 mmHg as the balloon rises in the atmosphere the pressure and temperature drop what volume will it have when it reaches an altitude where the temperature is 33 degrees
asked by candi 
chemistry transferring energy
For the following questions, use the reaction SO3(g) SO2(g) + O2(g), with ÄH = 98.4 kJ/mol and ÄS = 0.09564 kJ/(mol·K). (8 points) i. Draw a possible potential energy diagram of the reaction. Label the enthalpy of the reaction. (2 points) ii. Is the
asked by princess 
econ
Suppose the country of Maverick has specialized in the production of a good but has not yet entered into trade. At this point in time, Maverick has A. Moved to a level of production outside its production possibilities curve. B. Shifted its production
asked by jj 
Chemistry
Here is my question and I,m hoping I worked the problem out correctly. A 10g mass of krypton occupies 15.0 L at a pressure of 210 kPa. Find the volume of the krypton when the pressure is increased to 790 kPa. V2 = V1 x P1/P2 V2 = 15.0 L x 210 kPa/790 kPa
asked by Amy 
equations with variables on both sides
the difference when 7 less than a number is subtracted from twice the number is 12. what it the number?
asked by Anonymous 
chemistry
In my experiment I placed NaCl in glycerin for 10 minutes or more and it did not dissolve. I have looked to see if glycerin is polar or nonpolar and the information uses glycerol and glycerin interchangeably, yet they are not the same. Some information
asked by April 
Math (Data Management)
A drawer contains 4 red socks and 5 blue. Three socks are drawn one at a time then put back before next selection. Determine the probability that: i) exactly 2 red socks are selected. ii) at least 2 red socks are selected
asked by Taleesha 
Math
The mean of a set of normally distributed data is 550 and the standard deviation is 35. What percent of the data is between 515 and 585?
asked by nichole 
Fine Arts
Please i need help, Im trying so hard on this and i just cant do it. Im suppose to look at the painting Magdalene with Smoking Flame by Georges de la Tour, and use the art criticism approach to explain why this piece of art is a success or failure in the
asked by Mel 
GEDWord Problems
A paperback books weighs 175 grams. How many kilograms will a box of 80 books weigh?
asked by kayla 
geometry
You have a rectangular prism. The center section has been removed. The base of the original prism is 6in wide and 8in long. The height of the prism is 10in. What is the total exposed surface are of the new prism?
asked by Piggy 
physics
Two rigid rods are oriented parallel to each other and to the ground. The rods carry the same current in the same direction. The length of each rod is 0.85 m, and the mass of each is 0.077 kg. One rod is held in place above the ground, while the other
asked by Jenny 
physics please help !
In the figure the coefficient of static friction between mass (MA) and the table is 0.40, whereas the coefficient of kinetic friction is 0.28 ? part a) What minimum value of (MA) will keep the system from starting to move? part b) What value of(MA) will
asked by ally 
Geometry
Find the area of a hexagon with an apothem of 5.5 times the square root of 3.
asked by Sholanda 
biology
Most birth control measures are designed for and marketed to women. Why do you think this is the case? Is it just the woman’s responsibility? What could be the advantages of creating more birth control methods for men?
asked by Anonymous 
Maths
The sum of the 2digits of a 2 digit number is 15. If th number formed by reversing the digits is less than the orginal number by 27.Find the orginal number
asked by joshua 
geometry
the sum of a polygon with(2n3) sides is 62 righht angles
asked by Anonymous 
physics
12.oo volt battery is connected in a series to 4 identical 5.00 ohm resistors what is the current
asked by Anonymous 
ALGEBRA1
MARCO'S DRAMA CLASS IS PERFORMING A PLAY. HE WANTS TO BUY AS MANY TICKETS AS HE CAN AFFORD. IF TICKETS COST $2.50 EACH AND HE HAS $14.75 TO SPEND, HOW MANY TICKETS CAN HE BUY?
asked by jenika 
6th grade geography
Why do you think Russians have almost always had a centralized, authoritarian government?
asked by poisoned thorn 
ALGEBRA1
carlotta subscribes to the HotBurn music services. she can download no more than 11 song files per week. Carlotta has already downloaded 8 song files this week. write, solve, and graph an inequality to show how many songs charlotta can download. a)s>3
asked by jenika 
Grammar
Hello! I am doing a presentation on the green sea turtle. I unsure what part of "green sea turtle" should be capitalized if at all. I am seeing it multiple ways online. Any advice would be greatly appreciated. Thanks!
asked by Chris 
Chemistry (Stoichiometry)
Two students react 15.50g of Lead (II) nitrate with 3.81g of sodium chloride. Predict the mass of the excess reactant left over when the reaction is complete.
asked by Josh 
math
i need help with patterns and equations i cant find the rule it goes like dis input 0 out put 25 input 1 output 24 input 2 output 23 input 3 mising output input 4 missing output
asked by meme 
math
help find the simple interest rate. Find the simple interst owed for the use of the money. Assume 360 days in a year. p=$4000, r=6%, t= 1year
asked by Dee 
chemistry
What mass of sodium oxide could be made from 1,15 grams of sodium
asked by Dilan 
english
According to the Introduction, who encouraged Mary Shelley to expand Frankenstein into a fulllength novel
asked by brittany 
geometry
A 12foot guy wire is to be attached to a tree at a 30 degree angle to the ground. At what height on the tree should the guy wire be attached? How far from the tree should the wire be attached to the ground?
asked by Piggy 
Art
Can you please tell me if the following sentences were written by a native speaker? Thank you, Writeacher. 1) The usefulness of the study of languages is due not only to the frequent political and commercial interests, but also to the increasing number of
asked by Frank 
spanish/check please
Underline the best word. 1Quiero viajar mucho y (conocer/ saber)los paises del mundo. 2(Sé/Conozco)un poco de espanol. 3No puedo decir que(Sé/ conozco) a muchos espanoles,pero si tengo algunos amigos que viven en Espana. 4(Conozco/Sé) muy bien a
asked by Marie 
Physics!!
The universal gravitational con stant is 6.672 × 10−11 N m2/kg2. Objects with masses of 152 kg and 269 kg are separated by 0.45 m. A 53.5 kg mass is placed midway between them. Find the magnitude of the net gravitational force exerted by the larger
asked by Bob 
physics please help !
In the figure the coefficient of static friction between mass (MA) and the table is 0.40, whereas the coefficient of kinetic friction is 0.28 ? part a) What minimum value of (MA) will keep the system from starting to move? part b) What value of(MA) will
asked by ally 
geometry
A 306090 triangle is inscribed in a circle. The length of the hypotenuse is 12 inches. If a coin is tossed on the figure, what is the probability that the coin will land in the circle, but outside the triangle?
asked by Piggy 
language arts
What is the BEST use of the word primly? a. to bake primly b. to maneuver primly c. to smile primly I wasn't sure on this one. I was mainly stuck between b and c. I ended up saying 'c.' Am I right?
asked by SoccerStar 
english
I want to ask if the phrase is grammatically correct: "the road more taken" I know that there is a phrase such as "the road less taken", but what I'm not sure about the first phrase is the word 'more'. Not sure if it's the appropriate word. Thanks in
asked by Namie 
MATH
It was reported that 57,926 people attended a parade. The newspapaer head line read 60,000 attended parade. How did the newspaper arrive at 60,000?
asked by JANIAH 
science
A hockey puck moving at 28 m/s is caught by an 80.00 kg man who was at rest. The man and puck move together after the collision. The puck's mass is 0.16 kg. What is the final velocity?
asked by Demitrius scott 
Chemistry
electromagnetic radiation of which frequency (in Hz) can be emitted by the hydrogen atom upon transition of an electron from n= 6 to n= 2 according to the bohr model.
asked by Winston 
chemistry
how many liters of oxygen are required to react completely with 12.5 liters of hydrogen sulfide at stp?
asked by Brigitte 
life orientation
discuss five ways in which HIV/AIDS problem impacts on the community?
asked by mandisa 
physics
Explain with the aid of a diagram and Bernoulli’s equation how a siphon operates?
asked by Aisling 
math
on a grid paper, i have to draw 3 different triangles with 12 centimeter square, but how?
asked by Celest 
Language Arts
Of three automobiles left on the lot, one was inexpensive, one was cheap, and one was economical. Which word describes the automobile that represents a prudent purchase? inexpensive, cheap, economical. COuld you help? I don't get it.
asked by poisoned thorn 
math HELP
When a ball is thrown in the air, the height h of a ball in feet t seconds after the ball is thrown in the air, is given by the equation height = 25t–16t² Use the quadratic equation to determine how many seconds goes by before the ball hits the ground?
asked by Coach 
english
7. In which of the following sentences is the underlined word an object pronoun? A. I would like you to listen to me. B. You really should apologize to her. C. We returned our books to the library. D. I gave her a gift for her birthday. i think the answer
asked by nakay moore 
math
what is the greatest product you can make by multiplying a 3 digit number by a 1 digit number? What were your factors?
asked by mike 
Chestry
If there are 8.8 moles of h2 and co2 in a 500 ml container at equilibrium how many moles of co and h2o would be present?
asked by John 
chemistry
the volume of a gas was originally 2.5 L; it's pressurewas 104kpa and its temperatire was 270K. the volume of the gas expanded to 5.3 L and its pressure decreased to 95 kpa. What is the temperature of the gas?
asked by ed 
geometry
Between the points (8,6) and (8, 6) find A.) The distance (simplified radical form use sqrt(n). B.) The midpoint ( use ( , ) and .5 for 1/2. Separate answer with commas. Distance, midpoint
asked by Daniel 
Math
A stock valued at $756 has been declining steadily at the rate of 4% a year for the last few years. If this decline continues, predict what the value of the stock will be at the end of 3 years.
asked by Haylie 
Geometry
The surface area of a cone is 150ð in 2 . The radius of the base is 10 in. What is the slant height?
asked by Jasmin 
math!!!!!!!!!!!!!!!
( egyptian fractions are fractions where the numerator can only be one) find two egyptian fractions where when added together it equalls 11/32
asked by livy 
math
do a% of b and b% fo a represent the same amount? Justify your answer
asked by Taylor 
calculus
Find the tangential and normal components of acceleration of an object that moves along the parabolic path y=4x^2 at the instant the speed ds/dt=5. I know how to find the both these given a vector but no idea when given just a path and speed. i figured i
asked by Bryant 
math
weloo. Consider the function f(x)= cos3x 4sin3x. (a)Find the equation of the line normal to the graph of f(x) when x= pie/6 . (b)Find the x coordinates of the points on the graph of f(x) where the tangent to the graph is horizontal. (c)Find the absolute
asked by weloo_volley 
Chemistry
How do burn patterns reflect heat flow with the presence or absence of oxygen.
asked by Kitty 
chemistry
A solution of PbI2 has [Pb2+] = 4.5 x 105 and [I] = 6.5 x 104. PbI2 has Ksp = 8.7 x 109. Write down the reaction that is taking place. Calculate Q. Is Q larger or smaller than the Ksp? Is the solution unsaturated, saturated, or supersaturated? Will a
asked by Anonymous 
Physics
Two positive charges with the same magnitude are one meter apart. Find the magnitude of the charges if the force between them is one Newton.
asked by Amanda 
MATH
Subtract six and onehalf minus four and seventenths. Justify your steps
asked by cha 
Algebra 2
How many points of intersection are there for xy=2 and x^2+y^2=25 ?
asked by Sira 
Reaction Kinetics
I have been studying a journal, and their objective is to find the ignition temperature, which can shift a reaction from being kineticscontrolled to being diffusioncontrolled. What is the advantage of a reaction being diffusioncontrolled over a reaction
asked by Namie 
h
At the end of three days, a stock was selling at $36 per share. On the preceding three days there had been a gain of $7 per share, a loss of $9 per share and a gain of $6 per share. What was the price per share at the beginning of the three days? I got
asked by b6 
Finance
A firm currently offers terms of sale of 5/10, net 50. Calculate the effective annual rate. (Use 365 days in a year.
asked by Anonymous 
Social Studies
How did the pharaoh contribute to continuing Egyptian life? What are the divisions in the society if Egypt's early period? PLZZ HELP !
asked by Maryam (: 
Algebra 2
What would be the simplest way to eliminate one of the variables? Below is a system of three equations in three variables: 1. x+y+3z=7 2. 2x4y+z=7 3. 3x+5y4z=6
asked by Sira 
Environmental Chemistry
Calculate the pH when the following volumes of 0.20 M LiOH are added into 50 mL of a 0.1 M HCl solution. Both LiOH and HCl are strong electrolytes. a) 0 mL b) 10 mL c) 24.6 mL d) 25 mL e) 25.6 mL f) 30 mL g) 40 mL
asked by Dauren 
GEDWord Problems
Robert feeds his dogs 1 Lb 4 oz of dog food a day. How long will a 40 pound bag last?
asked by kayla 
math
1.A child chooses a horse to ride on a carousel. The horse is located 9m from the centre of the carousel. If the ride turns through an angle of 128pie/27 determine the length of the arc travelled by the horse.
asked by chris 
Science 7R  Help!!!!
2. Explain the pathway of blood through the heart. Answer  The blood begins its journey through arteries, capillaries, and veins. I need a bit more details (about 2 more sentences), please help
asked by Laruen 
Chemistry
The reason why I think gglycerin and glycerol are 2 different molecules is glycerin formula is C3H5(OH)3 and glycerol is C3H8(OH)3. On the site you linked I do not see NaCl. I see sodium chlorate. Are sodium chloride and sodium chlorate the same? the
asked by April 
math
Lily's kitten weighs 1/3 pound. Caroline's kitten wiehs more than Lily's kitten.Which fraction could describe how much Caroline's kitten weighs? 1/5 1/4 1/3 1/2 1/2? Dsean is making a line of screws. Each screw is 3cm. If Dsean makes a line of 20
asked by NrGliight 
Art
I left out the following sentences. Thank you, Writeacher. 1) In contrast to Defoe's novels, there is also a sense of individual development within the story: characters are not static and the reader is almost a witness to their gradual development, 2)
asked by Frank 
math
weloo Consider the two parabolas :y1=2x^23x1 and y2=x^2+7x+20. (a) Find the points of intersection of the parabolas and decide which one is greater than the other between the intersection points. (b) Compute the area enclosed by the two parabolas. (c)
asked by weloo_volley 
ChemistryHelp
The pressure of gas is measured at 550 mm Hg. How do you calculate this to Torr, lb/in2, atm, and in Hg? Please show conversions so that I can understand? Thank you!
asked by AL 
Calculus
Find the total work done by a 15 N force in the direction of the vector [1,2,2], when it moves a particle from O[0,0,0] to P[1,3,4] and then from P to A[7,2,5]. Distance is measured in metres.
asked by J 
Math
When the moon is at its zenith at a point A on earth, it is observed to be at the horizon from point B. Points A and B are 6155 mi apart and the radius of the earth is 3960mi. Estimate the distance of the moon. Thanks!
asked by Winston 
algebra
Cost of Tuition In 2000, the average cost of tuition and fees at private fouryear colleges was $16,200, and in 2005 it was $20,100. Sketch a line that passes through the points (2000, 16200) and (2005, 20100).
asked by brian 
Math
Landon has to mocks from the backyard to the front yard.Using a wheelbarrow,he can move 45 pounds at 1 time.HOw many trips will it take him to move the rocks? 12?
asked by NrGliight 
More spanish to check/please
Use saber or conocer. 1Francisco sabe escribir para revistas 2Jorge y Anita conocen Miami 3Yo conozco una reporta famosa 4Alma conoce cuántas personas viven en Miami 5Yo se la dirección del canal de televisión THANK YOU...
asked by Marie 
math
My sister is playing a dart game at an arcade. She can earn 2, 3, or 6 points with each dart. She scored 24 points. How many ways could she score 24 points given that each dart thrown landed on the dart board?
asked by Sherry 
functions 12
solve 12cos^2X=8+13sinX between the window of 360 ¡Ü x ¡Ü 360
asked by kelly 
Calculus
Find the foci of the equation 25^2 + x^2 = 600 Thank you!
asked by Brock 
biology
Both of Susie’s parents died from breast cancer. Susie tested positive for the BRCA1 gene, the BRCA2 gene, and HPV; however, she does not have any cancer cells in her body or any signs or symptoms. Susie just called you and told you that she has decided
asked by Anonymous 
Algebra
the length of a rectangle is 1 inch greater than its width if its dimensions are doubled its area increases by 36 square inches give an equation to find its dimensions
asked by Jonathan 
College Geometry
In discussing Frieze Groups it was assumed that there is a smallest positive translation along the axis. All translations for the pattern form a subgroup. Consider the axis to be the Reals and G to be a subgroup under +. Look at the infimum T of all
asked by Josh 
english
i have to do an english presentaion for my grade 12 class about a book that i was assigned, how can i involve the class in my presentation?, the book i had to read is called "fall on your knees"
asked by john 
GEDWord Problems
Twoliter bottles of cola were selling for the same price as a sixpack of cola. Each can hold 354 milliliters. Which is the better buy?
asked by kayla 
Math
Which shape can NOT have perpendicular lines? A.triangle B.pentagon C.trapezoid D.circle D Lexie is 12 years old and is 4 years older than Felix.Felix is 5 years younger than Ivan.Ivan is 2 years older than Chung.Which lists the students in order from
asked by NrGliight 
Math B/C
I need help with my assignment. What is 5(x45)^4 ???
asked by Avishek Chandra 
PHYSICS
SILICON DENSITY 1.05G/CM3 1MTR x 1MTR x4MM HEIGHT
asked by ANEESH 
Chemistry
what is the percent (m/m) of argon gas in a mixture containing 45.0 grams of argon gas and 85.0 grams of helium gas
asked by Allisyn 
math
In the binomial series from (a+b)^5, the powers of a decrease by 1 each term, and the powers of b increase by 1. If you carry on this pattern beyond te "end" of the series you get a^5 + _a^4 b + _a^3 b^2 + _a^2 b^3 + _a^1 b^4 + _a^0 b^5 + _a^1 b^6 + _a^2
asked by Julie 
c programming
Write a program that uses a 20x20 board, initialised to a given pattern, to play the game Conway's life . After each turn print out the board pattern using a . for a dead square and a * for a live square. Squares off the board are considered permanently
asked by Ravinder Kaur 
geometry
4 people are sharing a pizza has a 14 inch diameter if the pizza has 8 calories per sq inch as advertised how many calories will each person consume assume the dinner share the pizza equally and that they finish it
asked by Daina 
Science
Will water in a pipe be the same level at both ends if one end of the pipe is 1 foot higher than the other end?
asked by Rebecca 
algebra
Grace runs 3 miles per day. Find this rate in feet per day
asked by alex 
GEDWord Problems
At track practice Fred runs the 440 meter dash 5 times a day, 5 days a week. How many kilometers does he run a week?
asked by kayla 
math
Your store’s average basket (transaction) size for the month of March was $11.50 and you believe the average basket size will remain the same for your store in April. One of your hourly employees had an average basket size of $9.00 for the month of March
asked by toliver 
math
Your store’s average basket (transaction) size for the month of March was $11.50 and you believe the average basket size will remain the same for your store in April. One of your hourly employees had an average basket size of $9.00 for the month of March
asked by toliver 
chemistry
What is a polyprotic acid? What does it mean to be amphiprotic? Can the conjugate base of a polyprotic acid gain a proton? Can the conjugate base of a polyprotic acid lose a proton? Is the conjugate base of a polyprotic acid always amphiprotic?
asked by Anonymous 
ALGEBRA1
to join the school swimming team, swimmers must be able to swim at least 500 yars without stopping. write an inequality describing which values of n will result in a swimmer making the team. graph the solution
asked by jenika 
math
describe transformation state number of turns describe left and right behaviors sketch graph of function 1. f(x)=x^41 2. f(x)=x^5+1 3. f(x)=x^3=3x^22x
asked by ann 
math
who do u make this true by putting parentheses? 4 plus 1 minus 3 divided by 2 equals 1
asked by fgjtf 
English
What is the first step of making fortune cookies? 1. It is to beat the eggs and add the butter. 2. It is beating the eggs and adding the butter. 3. It is, "Beat the eggs. Add the butter." (Are the question and the answers all correct?) 4. Before folding
asked by rfvv 
math
Is (33)(+42) the answer75 and(36)(+24) is that 12
asked by b6 
childcare
1. A child who moved from throwing a ball using only an elbow movement to throwing a ball using her elbow, wrist, and shoulder is showing signs of ______development. a.intertask b.spatial c.jointplate d.intratask 2. According to Leeds, at snack time,
asked by Miranda 
Reading comprehension
Reading  Annie, Tuesday, May 8, 2012 at 9:56pm The fish sizes r on a graph Blue fish. 70 feet Red fish. 45 feet Question true or false The red fish is not as long as the blue fish. True or false
asked by Annie 
Maths(permutation)
A teacher prepares 5 different books for 7 students.If each student can get one or no book from the teacher , find the number of ways of distributing the books among the students. can u explain it to me detailly.i have thought about this question for
asked by Nada 
english
In comparison to the 17th century, the 18th century was ______. A. more internally stable; however, lesser rebellions and issues still occurred within Great Britian. B. much more violent; workers' riots and rebellions led to large numbers of deaths. C.
asked by Christine 
Reading comprehension
Reading  Annie, Tuesday, May 8, 2012 at 9:56pm The fish sizes r on a graph Blue fish. 70 feet Red fish. 45 feet Question true or false The blue fish is not as long as the red fish. True or false
asked by Annie 
Chemistry
A solution of PbI2 has [Pb2+] = 4.5 x 105 and [I] = 6.5 x 104. PbI2 has Ksp = 8.7 x 109. Write down the reaction that is taking place. Calculate Q. Is Q larger or smaller than the Ksp? Is the solution unsaturated, saturated, or supersaturated? Will a
asked by Vanessa 
biology
Some young men were told by their mothers not to wear tight briefs, as this could make them sterile and infertile. Explain how wearing tight briefs could do this. What alternative methods could you implement to avoid sterility and infertility, and why?
asked by Anonymous 
degree
16. Which article would be the most appropriate source to include in a bibliography for a research paper on stem cells? A. Carroll, Jill and VandeHei, Jim. "Mouse Cells in Stem Lines May Limit Use." Wall Street Journal 24 Aug. 2001: A3. B. Lemonick,
asked by johnny 
chemistry
Ni(II) coordination compound in an octahedral arrangement. Determine exact formula of compound. Info given: 4.37x104 moles of complex in 425 mL of water. You find that 17.49 mL of .1000 M HCl is need to titrate.
asked by tc 
advanced functions grd 12
im not sure wheer to start and how to do solve this problem solve: cosX(2sinX3^1/2)=0 ,0
asked by kerry 
English
I need to make a TV guide from 6am12pm......... But I need to what channel I picked, what it's about and why I picked it. I'm not sure which channels to pick at which time and it was picked..... what can I do?
asked by Amy 
functions
a square has an area of 100 cm^2. how much bigger is the square's circumscribed circle than the inscribed circle?
asked by celina 
GEDWord Problems
About how many liters of water does Ms. Choi use if each plant uses approximately 270 milliliters and she has 11 plants?
asked by kayla 
MATH
KENDRA SETS A GOAL OF SAVING $50 IN 8 WEEKS. during the first 2 weeks, she was able to save $10. please check ; what fraction of the $50 did she save in the first 2 weeks? 10/50 what percent of the $50 did she save? 10% at this rate, how long will it take
asked by Celest 
Math
Sam had 900 base ball cards and Tim has one ninth as many. How many cards does Tim have?
asked by Kim 
?
Need a, word 2ndletter r fourth letter u
asked by Anonymous 
Math
there are 8 cards, five are black and three are white.The question is " Find the probability of icking a black than white card. HELP PLEASE!!!!
asked by Josh 
Geography
Russia has a long history of having how many religion?
asked by poisoned thorn 
math
How many numbers are composite out of these? 17,20,19,25,24,100 4 numbers?
asked by NrGliight 
Art
As I'm summarizing an episode, I used the simple present to refer to the present situation (he keeps her prisoner...) and the past to refer to the incident in the summer house. Could you please check it? 1) He keeps her (virtually) prisoner in his country
asked by Frank 
Math
Robert feeds his dog 1 lb 4 oz of dog food a day. How long will a 40 pound bag last ?
asked by Len 
Parts of speech
People express thoughts mainly by using
asked by Angel 
Language Arts: Censorship
the main power behind censorship is education, government or community? I am confused because i could see it being any of these.
asked by poisoned thorn 
Language Arts: Censorship
____ often led the charge for censorship. is it parents, churches, teachers, or school boards. again I could see it as any of them.
asked by poisoned thorn 
physics
Water fills and flows through an expanding pipeline that is inclined upwards. On the centreline of the pipe, Point 1 is 0.3 m below point 2. The velocities are V1 = 3.4 m/s and V2 = 1.7 m/s. The pressure at point 1 is 9300 N/m 2 . What is the pressure at
asked by Aisling 
physics
Show how Bernoulli’s energy equation for a fluid can be derived by considering how the work done by the fluid moving from point 1 to point 2 is equal to the energy gained or lost by the fluid. You can assume the potential energy PE=mgh and the kinetic
asked by Aisling 
MATH
MARY DREW A REGULAR PENTAGON EACH SIDE HAVING A LENGTH OF 4 INCHES. IF SHE DOUBLES EACH SIDE, WHAT WILL HAPPEN TO THE PERIMETER?
asked by JANIAH 
math
When using frontend estimation which number do you use to replace 37,268?
asked by JANIAH 
writing
are ther ever situations in which it is not good to be softhearted?why explain. softhearted; generous, kind ,good heart,
asked by Celest 
ENGLISH 11
Could someone please tell me the following for each person in the book THE GREAT GATSBY; Age, Work, and Major Accomplishment for: Daisy Buchanan, Jay Gatsby, & Jordan Baker
asked by DAN 
math
250% of t is 50. What is t?
asked by Taylor 
math
If jim and john saved money in the ratio of 8:12,how much did john save if together they saved $400?
asked by JR 
Art
Could you please check these sentences, Writeacher? Thank you. 1) Samuel Richardson was born into a Puritan middleclass family. He moved to London quite young, and there started working as a printer. 2) At the age of 51, when he was one of London's most
asked by Frank 
Living a Healthy Life
Some child psychologists have concluded that _________ is the strongest predictor of both scholastic and career achievement. a.physical illness b.respect for authority c.emotional well being d.inherted intelligence
asked by Miranda 
health
As a health care administrator, how important is having the ability to read medical charts and reports? Why can abbreviations in charts be a cause of concern? How would you ensure that your staff and other health care professionals are proficient in
asked by Tootles 
language arts
One characteristic of objects that are being horded is that they are a. always of great value b. usually small enough to be stored in some sort of container c. usually hidden or carefully guarded I think it's 'c', but I'm not sure.
asked by SoccerStar 
Math
Which statement below describes a parallelogram? A.5vertices B.3sides C.2 pairs of parallel sides D.4faces C?
asked by NrGliight 
math
what scale is used to draw a 45 ft. wide by 38 ft. long building on a 8.5 inch by 12 inch paper
asked by ty 
GEDWord Problems
Two weeks ago John's corn crop measured 5 inches tall. Now they are 2 feet 3 inches tall. What was the percent of increase?
asked by kayla 
Environmental Chemistry
Calculate the pH when the following volumes of 10^(1,1) M XOH are added into 1 L of a 10^(2.5) M HA solution. XOH is a strong base and HA is a weak monoprotic acid (pKa=4.5)
asked by Dauren 
algebra
2x+y=4 x+y=1
asked by justin 
math
The CD player in your computer rotates a disc at 7200rmp. Determine its velocity in: a)degrees per second b)radians per minute
asked by chris 
science(physics)
what is the distinction between magnitude of displacement over an interval of time and the total length of path covered by a particle over the same interval
asked by feven 
English
1. What is the first two steps of making fortune cookies? 2. After baking for 10 minutes, what do you have to do? 3. What is the last step of making fortune cookies? 4. The following is the recipe of fortune cookies. 5. There are some errors in the fortune
asked by rfvv 
math
Explain how you might create three parallel creases on a sheet of paper by using the method of paper folding.Sketch each step.
asked by Cherie 
math
What are 2 fractions equivelint to 9/24?
asked by Iz 
6th Geography
Do Belarus and Russia share a currency?
asked by poisoned thorn 
math
(a)find antiderivatives for the following functions : (i) e^5x sinh3x + 4x+6/x^2+3x+5 . (ii)root3x(x^22/x+1). (b)Evaluate the following integrals over the given intervals: (i)4/2x1  3/x+4 over [1,3] (ii)cosh 3xsinh4x over [0, ln2] (c)A particle is
asked by weloo_volley 
6th Geography
when they were soviet republics the Baltic states contained many important soviet navy bases. true or false? I say true, am II right?
asked by poisoned thorn 
math
18% of ________ is 14.4?
asked by Taylor 
Reading
If a blue fish is 70 ft long and a red fish is 45 feet long. This is statement true or false. A blue fish is not as long as a red fish
asked by Annie 
math
what is the surface area of a cylinder radius 10 hieght 2
asked by courtney 
algebra
(1/t)(1/t)1/t)= 2
asked by Anonymous 
algebra
solve: (a^2y^18=18)/(a^2y^15=15)
asked by Anonymous 
Life orientation
5 ways in which the human or environmental problem impacts on the community
asked by Khanimamba