
Math
A cylindrical storage tank has a height of 100 feet and a diameter of 10 feet. (Use pi = 3.14) What is the lateral surface area of the tank? How do i find lateral surface area of the tank What is the volume? 7850 cubic feet What is the volume in gallons of
asked by Mike on May 14, 2008 
Math
Write your answer in standard form. Show all your work if you want to be eligible for partial credit. Write the equation of a line perpendicular to the line y = (2/3)x  7 and passing through the point (4,2). The slope of the line y = (2/3)x  7 is 2/3.
asked by Lina on November 7, 2006 
Math
A cylindrical storage tank has a height of 100 feet and a diameter of 10 feet. (Use pi = 3.14) What is the lateral surface area of the tank? How do i find lateral surface area of the tank What is the volume? 7850 cubic feet What is the volume in gallons of
asked by Mike on May 14, 2008 
Math
At the beginning of the week, an electronics store took count of how many tvs and radios there were in the stockroom. The manager found that there was a ratio of 3 tvs for every 2 radios. At the end of the week, the manager counted 24 boxes left in the
asked by Jennie on February 26, 2012 
math,algebra,bobpursley
Let me know if this is correct now: (1)Finding the lcm using which ever method for:5,15 , and 20 8:2x2x2x3x5x5 15:2x2x2x3x5x5 20:2x2x2x3x5x5  LCM:2x2x2x3x5x5 After simplification LCM:120 (2)Find the GCF for each of the following numbers: 36,
asked by jasmine20 on December 4, 2006 
chemistry
Calculate the Molarity of the unknown acid if 25.0 mL of the acid reacts with 17.50 mL of 0.14 M NaOH solution. Assume that NaOH and acid react in 1:! ratio. Show your work. (Hint: Find the moles of NaOH from the given molarity and volume. mols of NaOH =
asked by shosho on March 16, 2016 
Grade 9 Algebra Question 3
TRIANGULAR NUMBERS By arranging bowling pins in their proper order, a triangle is created. The table below shows the number of rows of bowling pins and the total number of pins in the triangle. The formula: n * (n+1) / 2 can be used to find t, the total
asked by Jab on October 6, 2011 
Math
Sam's cold frame has a volume of 120 feet cubed. List all the possible dimensions of the cold frame. Use only whole numbers and use any combination of numbers once. For example, if you list 1ft*8ft*15ft, you may not list 1ft*15ft*8ft or 8ft*1ft*15ft, and
asked by Kaushik on February 26, 2008 
maths
please help im quite stuck with this question a boat sails in a straight line, its position at time t is (t+600,2t300). a man stands on a small island, at position (200,100). due to fog, he can see objects of radius 200m centred at his position. a) find
asked by braidy on May 21, 2007 
math
A string is cut into two parts.The ratio of lengths of the string and the smaller part is six times the ratio of lengths of the smaller and the larger parts .Find the ratio of the lenghths of the larger and the smaller parts of the string. Help me solve
asked by nisha on January 21, 2015 
Physics
A thief is trying to escape from a parking garage after completing a robbery, and the thief’s car is speeding (v = 17.5 m/s) toward the door of the parking garage. When the thief is L = 14 m from the door a police officer flips a switch to close the
asked by Anon14 on August 30, 2011 
Physics Energy & Acceleration
A light spring with force constant 3.45 N/m is compressed by 7.92 cm as it is held between a 0.241 kg block on the left and a 0.482 kg block on the right, both resting on a horizontal surface. The spring exerts a force on each block, tending to push them
asked by mR. Ba3BOOS on November 1, 2011 
Integral Calculus
We can use this power series to approximate the constant pi: arctan(x) = (summation from n = 1 to infinity) of ((1)^n * x^(2n+1))/(2n+1) a) First evaluate arctan(1) without the given series. (I know this is pi/4) b) Use your answer from part (a) and the
asked by Matt on December 1, 2016 
World History
Does anyone know who the burgandians? Did they overthrow the middleaged (Medieval) monarchy? If not, then who did? Who were the Burboses? I highly doubt I spelled it correctly, but I know they were some sort of tribe who gained influence over the monarch.
asked by C. on November 14, 2006 
math
I don not understand how to do least common mutiples. Can I please get some help. I need to find the least common multiple of 420 and 196. there is a real neat way to do this which works for the LCM of any number of numerals. 420 196  divide each
asked by missy on April 18, 2007 
Physics
A girl sits on a merrygoround at the position marked by the brown circle. A boy gives the merrygoround a constant tangential push for 0.21 seconds as shown in the animation (position is in meters and time is in seconds). What is the magnitude of the
asked by teal on January 6, 2011 
physics
Oasis B is a distance d = 9 km east of oasis A, along the x axis shown in the Figure. A confused camel, intending to walk directly from A to B instead walks a distance W1 = 20 km west of due south by angle θ1 = 15.0°. It then walks a distance W2 = 32 km
asked by jane on May 29, 2009 
English 1
Journal Activity 2.1 A: Prewriting: What Makes a Good Story write an evaluative essay in your journal. In this essay you'll state your opinion of a short story from this textbook or a movie you've seen and then support your opinion. You'll write down your
asked by The Godfather on March 10, 2011 
Physics  Mechanics and Ocsillatory Motion
The force shown in the figure acts on a 1.7kg object whose initial speed is 0.44 m/s and initial position is x = 0.27 m. the figure can be found at: [[webassign dot net forwardslash walker forwardslash 0716 dot gif]] (a) Find the speed of the object when
asked by Sara on October 30, 2010 
10
A runner is at the starting gate and hears the starting gun. He begins running with a constant acceleration ai = 0.55 m/s2. He crosses the finish line at d = 100 m and then begins slowing down. It takes him tr to cross the finish line. It takes him ts =
asked by joe on September 11, 2014 
Texas State History
How did Texas' decreasing population in the late 1790s affect the Spanish hold on the Louisiana territory? A. It gave the Spanish a renewed interest in the Louisiana territory B. It gave the Spanish a reason to build up resources in Louisiana C. It was a
asked by ILTHSM_ on October 30, 2018 
Grammar and Composition  Please help!
Can someone please check my essay? Deserted Island Essay The format for this essay should be based on the FiveParagraph Essay format. Use the following suggestions to create an island, details, and tone for your essay. As you read through the suggestions,
asked by CB on August 8, 2012 
science
A parachutist jumps from height 100m. He wants to reach at ground with zero velocity. For this purpose he switches on a parachute propeller after falling freely for certain height. Given that the parachute propeller is switched on total acceleration of the
asked by Himanshu on June 30, 2016 
Math
Sam wants to find the height of a window in a nearby building but it is a cloudy day. Sam puts a mirror on the ground between himself and the building. He tilts it so that when he is standing up he sees the reflection of the window. The base of the mirror
asked by Ashley on March 10, 2016 
Math
Robin cross stitches bookmarks and wall hangings . A bookmark takes her 1 1/2 days, and a wall hanging takes her 4 days. Robin recently spent 18 days cross stitching 7 items. Solve the system of equations to find the number of bookmarks b and the number
asked by Carly on February 25, 2012 
science
Examples of positive, negative and neutral friction? We always learned about friction as either being positive (tires gripping the road, brake friction for stopping etc.) or negative friction (causing wear or heat as in a bearing or engine due to parts
asked by sw on March 16, 2008 
social studies: Maps
Does anyone know where on the internet to find a fairly good political map of Asia? I have already google searched and none of the results were good. Thanks for any help. This seems to be a pretty good site. There are many possibilities. I checked the 2000
asked by lilly on March 19, 2007 
French
Our French class was given an assignment where each student would write a letter in French to a child in the 5th grade. I have looked up letter writing in French but I can only find ways to write formal letters. How would I begin the letter when writing to
asked by Adeline on February 6, 2008 
American Government
1) Why are independent regulatory commissions considered quasilegislative? A) They are part of the legislative branch B) The rules and regulations they make have the force of law** C) They are independent of the executive branch but not the legislative
asked by Juliet on November 17, 2016 
Math
105 students were asked if they liked soccer, rugby, or football. 4 liked only rugby, 40 liked rugby, 12 liked only rugby and football, 63 did not like football, 21 didn't like any, 16 liked only soccer and football, 60 liked soccer. How many liked only
asked by Spencer on September 19, 2015 
Math
105 students were asked if they liked soccer, rugby, or football. 4 liked only rugby, 40 liked rugby, 12 liked only rugby and football, 63 did not like football, 21 didn't like any, 16 liked only soccer and football, 60 liked soccer. How many liked only
asked by Spencer on September 20, 2015 
Chem
Consider the reaction H2S(g) H2(g) + 1/2S2(g) At 1065*C the partial pressure at equilibrium of hydrogen sulfied, hydrogen and sulfur are found to be .670 atm, .221 atm, and .110 atm, respectively. Find Kp and deltaG* for the reaction. Find deltaG for the
asked by Jessica on April 16, 2007 
ALGEBRA
The Greek God Zeus ordered his blacksmith Hephaestus to create a perpetual watermaking machine to fill Zeus' mighty chalice. The volume of Zeus' chalice was reported to hold about one hundred and fifty sextillion gallons (that is a fifteen followed by
asked by Randy on April 16, 2012 
Maths Probability
A box contains 4 pears and 7 Oranges. Three fruited are taken out at random and eaten. Find the probability that (1) 2 pears and 1 orange are eaten (2) The third fruit is eaten is an orange (3) The first fruit eaten was a pears. Given that the third fruit
asked by Farhan on January 28, 2017 
Art please help me :)
Pictures: Pair of Armchairs by unknown artist Digital image courtesy of the Getty's open content program. I couldn't find this picture in google. Picture 2: Ceremonial Chair(The Elgin Throne) by unknown artist it was the first picture in google. The
asked by Anonymous on April 22, 2015 
Social Studies
1.) What flatlands extend south from Chesapeake Bay to the east coast of Florida? Since this is not my area of expertise, I searched Google under the key words "flatlands 'east coast' 'United States'" to get these possible sources:
asked by sara on September 10, 2006 
Art
Pictures: Pair of Armchairs by unknown artist Digital image courtesy of the Getty's open content program. I couldn't find this picture in google. Picture 2: Ceremonial Chair(The Elgin Throne) by unknown artist it was the first picture in google. The
asked by Dove on April 22, 2015 
Physics
The drawing shows a skateboarder moving at v = 5 m/s along a horizontal section of a track that is slanted upward by 48° above the horizontal at its end, which is h = 0.52 m above the ground. When she leaves the track, she follows the characteristic path
asked by Mary on February 24, 2007 
Math
A motorist makes a journey of 240 km from Singapore to Malacca to visit his inlaws at an average speed of x kilometers. On his return journey, his average speed is reduced by 6km/hour due to traffic. If the return journey takes 20 minutes longer, form an
asked by Elizabeth on December 10, 2012 
Math (Statistics)
Determine whether a probability distribution is given. If a probability distribution is given, find its mean and standard deviation. If a probability distribution is not given, identify the requirements that are not satisfied. 8. Male Color Blindness: When
asked by Lexi on May 15, 2016 
Physics
Four forces are acting on an object. Force 1 has a magnitude of 5N at an angle of 70° above the +xaxis; force 2 has a magnitude of 8N at an angle of 35° above the +xaxis; force 3 has a magnitude of 4N at an angle of 20° above the xaxis; force 4 has
asked by Sarah on October 10, 2014 
Math
Thanks in advance, these problems have been stumping me. Please include answers though, I have tried to work it out, but need answers to see where I am going wrong/where I need to go. 1. Determine all solutions for X^4+23i 2. Forces of 60 and 100 pounds
asked by Hujinson on May 11, 2009 
Algebra 1
You have decided to get a job to pay for a car to drive. You estimate it will cost you $300 per month to buy and maintain the car. You get a job that pays $9.10 per hour. Write an equation for your pay as a function of the hours worked (Use x for the hours
asked by David on March 6, 2017 
Pre calc
Thanks in advance, these problems have been stumping me. Please include answers though, I have tried to work it out, but need answers to see where I am going wrong/where I need to go. 1. Determine all solutions for X^4+23i 2. Forces of 60 and 100 pounds
asked by alex on May 12, 2009 
Math/Physics
Thanks in advance, these problems have been stumping me. Please include answers though, I have tried to work it out, but need answers to see where I am going wrong/where I need to go. 1. Determine all solutions for X^4+23i 2. Forces of 60 and 100 pounds
asked by Hujinson on May 11, 2009 
Precalc
Thanks in advance, these problems have been stumping me. Please include answers though, I have tried to work it out, but need answers to see where I am going wrong/where I need to go. 1. Determine all solutions for X^4+23i 2. Forces of 60 and 100 pounds
asked by Hujinson on May 11, 2009 
Simple Interest
(1 point) Quincy's property tax is $665 and is due on April 25. He does not pay until July 19. The county adds a penalty of 9.9% simple interest on unpaid tax. Find the penalty Quincy will pay. (Assume that there are 365 days in a year. Round to the
asked by Anonymous on October 8, 2015 
Algebra 1
You have decided to get a job to pay for a car to drive. You estimate it will cost you $300 per month to buy and maintain the car. You get a job that pays $9.10 per hour. Write an equation for your pay as a function of the hours worked (Use x for the hours
asked by David on March 6, 2017 
Algebra 1
You have decided to get a job to pay for a car to drive. You estimate it will cost you $300 per month to buy and maintain the car. You get a job that pays $9.10 per hour. Write an equation for your pay as a function of the hours worked (Use x for the hours
asked by David on March 6, 2017 
history
i have a history document analysis assignment. For this assignment, i need to discuss the respective worldviews of the British and the Chinese.however, i couldn't understand some of the details after i read the primary sources,"the search for modern China:
asked by Jc on June 8, 2007 
physics ap
Sir LostaLot dons his armor and bursts out of the castle on his trusty steed Tripper in his quest to rescue fair damsels from drag ons. Unfortunately his valiant aide Doubtless lowered the drawbridge too far and finally stopped it 30 below the
asked by helpplz on November 17, 2012 
History
For which of the following is the great pharaoh ramses ii known? Wrote famous literature Was female pharaoh Established trading route with Greeks Built monuments ***** Fought in many battles and acquired territory ***** Which of the following were
asked by Tiger on November 5, 2018 
4th para
Far more Cubans attempt the 90mile trip to Florida since Castro came to power 40 years ago. They are desperately trying to get away from Castro’s dictator’s ship and the oppressed economical conditions. They simply want to live in a free society, to
asked by rose Ms. Sue on June 15, 2008 
Calculus
s(t) = t^2  6t + 5 models the motion of a person cycling along Rte 66 where s(t) is the number of miles north of Los Angeles the person is at time t hours. 1) Write functions for the cyclist's velocity and acceleration at any time t. 2) Find the position
asked by Tulu on February 3, 2016 
Physics
A train travels due east at a velocity of 85.5 km/hr. A passenger walks from the front of the train to the back at a velocity of 3.7 km/hr. What is the velocity of the passenger to an observer who is seated on a train going due west at a velocity of 64.7
asked by George on October 3, 2016 
math ,correction
Directions: Solve each of the following problems. Be sure to show the equation used for the solution. The length of a rectangle is 2in. more than twice its width. If the perimeter of the rectangle is 34 in., find the dimensions of the rectangle. Let L =
asked by jasmine20 on February 5, 2007 
math
Help I can go this far and then lost. In planning for a new item, a manufacturer assumes that the number of items produced x and the cost in dollars C of producing these items are related by a linear equation. Projections are that 100 items will cost
asked by Dee on May 24, 2007 
Math (functions)
For tax purposes, you may have to report the value of your assets, such as cars or refrigerators. The value you report drops with time. "Straightline depreciation" assumes that the value is a linear function of time. If a $1020 refrigerator depreciates
asked by Natalie on August 26, 2015 
Calculus AB
The rate of growth dP/dt of a population of bacteria is proportional to the square root of t, where p is the population size and t is the time in days (0
asked by Savannah on December 16, 2011 
Physics  Center of Mass
A square aluminum plate (volume mass ρ = 2700 kg/m^3) has dimension L = 4.8 m and e = 0.9 m. A cylinder of radius R = 1.5 m and at a distance d = 1.2 m from the center of the plate and at 20 deg with the horizontal, is removed from the plate. Find the
asked by Kid on August 28, 2017 
Sentence skills
Which one of these sentences contains a prepositional phrase? A. You may think otherwise, but what I tell you is true. B. Where did you find the papers that I lost? C. To be, or not to be: that is the question. (D. Trolls live under bridges; elves do not.)
asked by Jocelynn on February 2, 2016 
physics
The Space Shuttle astronauts use a massing chair to measure their mass. The chair is attached to a spring and is free to oscillate back and forth. The frequency of the oscillation is measured and that is used to calculate the total mass m attached to the
asked by stephanie on September 5, 2007 
Mechanics (Physics)
A man of mass M kg and his son of mass m kg are standing in a lift. When the lift is accelerating upwards with magnitude 1ms2 the magnitude of the normal contact force exerted on the man by the lift floor is 880N. When the lift is moving with constant
asked by The Golden Girl on December 22, 2010 
geometry
Find angle A if angle A is supplementary to angle B, angle B is supplementary to angle C, angle B equals 12x plus 8, and angle C equals 8x minus 8
asked by Shelby on September 10, 2012 
Algerbra
These problems I really don't understand and really need serious help :) 1.What the product of (5.1 x 10^3)x (3.2 x 10^3)?(Please express your answer in scientific notation) 16.32 x 10^6 1.632 x 10^7 16.32 x 10^9 1.632 x 10^10 2.What is the product of
asked by Morgan on October 23, 2013 
Math Please check
A package of 16 tea bags costs $2.29. Find the unit price in cents per tea bag. Round to the nearest tenth of a cent. I get 14.3 cent Will you check to make sure I am correct? How do I round it to the nearest tenth? Or is it already rounded to the nearest
asked by Aimee on February 25, 2007 
Math
These problems I really don't understand and really need serious help :) 1.What the product of (5.1 x 10^3)x (3.2 x 10^3)?(Please express your answer in scientific notation) 16.32 x 10^6 1.632 x 10^7 16.32 x 10^9 1.632 x 10^10 2.What is the product of
asked by Morgan on October 22, 2013 
physics
The volume flow rate in an artery supplying the brain is 3.10 106 m3/s. (a) If the radius of the artery is 4.50 103 m, determine the average blood speed. 1 m/s (b) Find the average blood speed at a constriction in the artery if the constriction reduces
asked by sarah on December 12, 2010 
math
These problems I really don't understand and really need serious help :) 1.What the product of (5.1 x 10^3)x (3.2 x 10^3)?(Please express your answer in scientific notation) 16.32 x 10^6 1.632 x 10^7 16.32 x 10^9 1.632 x 10^10 2.What is the product of
asked by somebody help i am new on October 14, 2014 
math
These problems I really don't understand and really need serious help :) 1.What the product of (5.1 x 10^3)x (3.2 x 10^3)?(Please express your answer in scientific notation) 16.32 x 10^6 .... 1.632 x 10^7 16.32 x 10^9 1.632 x 10^10 2.What is the product of
asked by somebody help i am new on October 14, 2014 
Math
a woman looking out from a window of a building at a height of 30meters observed that the angle of depression of a flag pole was 44°. if the foot of the pole is 25meters from the foot of the building from the same horizontal, find (a) correct to the
asked by Precious on January 1, 2018 
Maths  Optimisation
I've been trying to work out this question for hours and I can't seem to figure it out. Question: "Point 'A' is situated in the bottom left hand corner of a vertical rectangle with the dimensions 6m x 3m. Point 'B' is situated in the opposite top corner of
asked by Jane on August 8, 2014 
Physics
A 0.165kg cue ball with an inital speed of 2 m/s bounces off the rail in a game of pool. For x and y axses located the counce reverses the y component of the ball's velocity but does not alter the x component(the angle is 30 in the negative x axis and it
asked by Brian on January 30, 2007 
Physics
A 0.165kg cue ball with an inital speed of 2 m/s bounces off the rail in a game of pool. For x and y axses located the counce reverses the y component of the ball's velocity but does not alter the x component(the angle is 30 in the negative x axis and it
asked by Jamie on January 29, 2007 
Another Math Statistical Question
Assume Coca Bottling is a company producing power drinks. You visited the company and did a sampling of 15 bottles to figure out the average volume of the bottle. You recorded the following data: 17, 16, 17.5, 16.7, 17.3, 15, 17.2, 17, 17.2, 16.8, 17.3,
asked by Johnny on May 12, 2008 
fire
Two line of same flow with different lengths, no elevation find: a. Total friction loss for line A b. Total friction loss for line B c. PDP (pump discharge pressure) for line A d. PDP for line B Layout: Line A=150' of 3" 300gpm combination nozzle Line B=
asked by lost on April 17, 2015 
physics
A 1.3 Kg block of ice is initially at a temp of 5 degrees celsius. If 7.5 *10^5 J of heat are added to the ice, what is the final temperature of the system? I multiplied 1.3 Kg of ice by the specific heat of ice (2090), then I divided by the amount of
asked by tasha on June 22, 2007 
Math
An executive drove from home at an average speed of 40 mph to an airport where a helicopter was waiting. The executive boarded the helicopter and flew to the corporate offices at an average speed of 80 mph. The entire distance was 240 mi. The entire trip
asked by Antonio on September 22, 2017 
TRIGONOMETRY
Can you check my work, please? This is for a trig study guide for my final next week. I'd like to know if I'm doing this right. :) 2. The polar coordinates of a point are given. Find the rectangular coordinates of each point. a. (5,(π / 4)) b. (2,(π /
asked by Kate on May 16, 2013 
Solid Geometry
Find the Lateral area in cm square of the following right pryramid. 1. Base is regular octagon of side 20cm and altitude of 20cm. 2. Base is regular hexagon of side 20cm and altitude of 30cm. 3. Base is regular hexagon of side 30cm and slant height of
asked by Rain on August 16, 2016 
English
Please correct me if I'm wrong on any of this thanks! From the words below supply the words that complete the sentences. Hypocritical, Homogenous, Piety, Pompous, Surmise, Susceptible, Validate, Catalyst. A. I said that he was POMPOUS because he pretends
asked by Anonymous on April 5, 2014 
Algebra
The perimeter of an equilateral triangle is 7 in. more than the perimeter of a square. The side of the triangle is 5 in. longer than the side of the square. Find the length of each side of the triangle. (Note: An equilateral triangle has all sides equal)
asked by Jodi on August 16, 2007 
math
supply and demand: for a certain commodity the supply equation is given by S=2p+5 at a price o $1, there is a demand for 19 units of the commodity. If the demand equation is linear and the market price is $3, find the demand equation
asked by anonymous on June 23, 2010 
Algebra
Can someone tell me if I am right? I need to find the equation of a parabola. I am not sure if this is the correct way or if I have the correct answer. Vertex at origin, focus is at (0,3) Equation of parabola vertex (0,0) focus (0,3) focus (h,k+p) (0,0+3)
asked by Tim on April 30, 2008 
algebra problem
I need to find the equation of a parabola. I am not sure if this is the correct way or if I have the correct answer. Vertex at origin, focus is at (0,3) Equation of parabola vertex (0,0) focus (0,3) focus (h,k+p) (0,0+3) y=03 directrix y=3 a=(1/4)(p)
asked by Tim on April 30, 2008 
Math
Sanjay borrowed twice the money borrowed by Alkesh at the same intrest of 12% p.a for 4 years. Ig Alkesh paid Rs 72000 less than the intrest paid by Sanjay, find the money borrowed by them
asked by Kimaya on February 17, 2017 
urgent mc biology
After the blood in is the left heart you would next find it (a)entering the lungs. (b)entering the tissues, like muscles. (c)entering the right heart. (d)leaving the lungs. (e)leaving the tissues, like the muscles. Please help
asked by madison on September 28, 2016 
biology
After the blood in is the left heart you would next find it (a)entering the lungs. (b)entering the tissues, like muscles. (c)entering the right heart. (d)leaving the lungs. (e)leaving the tissues, like the muscles. Please help
asked by madison on September 27, 2016 
Maths
A purse contains 25 paisa and 50 paisa coins.the number of 25 paisa coins is three times the number of 50 paisa coins.if the total money in the purse is rs 50.find the number of coins of each types.
asked by Shehzad on August 24, 2017 
math
Volume of Aluminum Foil. One cubic centimeter of aluminum weighs 2.7 grams. If a piece of aluminum foil weighs 5.4 grams, find the volume of the aluminum foil.
asked by tracey on March 31, 2011 
Math
A square mirror has sides measuring 2 ft. less than the sides of a square painting. If the difference between their areas is 32 ft^2, find the lengths of the sides of the mirror and the painting? Square mirror= x2 Painting=x I don't know where to go from
asked by Aniya on July 13, 2008 
Math
A landlady currently rents each of her 50 apartments for $1300 per month. She estimates that for each $100 increase in rent, two additional apartments will remain vacant. a. Construct a function that represents the revenue R(n) as a function of the number
asked by Anne on November 14, 2016 
Chemistry
Question : 4 moles of A(g) is added to a fixed volume container and left until they arrive at the equilibrium status. 2A(g) A2(g) At 127 C total pressure of the equilibrium system is 8.314*10^5 Pa and the density of the mixture of gas is 10 kg/m^3 . If the
asked by Ashley on January 27, 2019 
statistics
A bag contains a total of 24 white, red, and blue marbles. A student randomly selects a marble from the bag, records the color, and then returns the marble to the bag. The student repeats the process 24 times. The bar graph shows the results of the
asked by kate on November 12, 2012 
Physics
You are given vectors A = 5.0i  6.5j and B = 2.5i + 7.0j. A third vector C lies in the xyplane. Vector C is perpendicular to vector A and the scalar product of C with B is 15.0. Find the x and y components to vector C. Here's the step by step from the
asked by Vectors on August 30, 2014 
differential calculus
a SECURITY CAMERA is centered 50 feet above a 100foot hallway. it is easiest to design the camera with a constant angular rate of rotation, but this results in a variable rate at which the images of the surveillance area are recorded. so, it is desirable
asked by =) on September 16, 2014 
Mathematics
Since the beginning of satellite radio in 2001, the number of satellite radio subscribers has been growing very quickly. At the end of 2001, the total number of subscribers to XM Satellite radio was 27,733. By the end of 2005, the number of subscribers had
asked by Daisy on November 6, 2010 
college algebra
The number of unwatched shows in Sylvia's DVR is 90. The number grows by 15 unwatched shows per week. The function N(t) = 90 + 15t represents the relation between the number of unwatched shows, N, and the time, t, measured in weeks. a. Determine the
asked by Laisha on October 6, 2018 
physics
A disk of mass m is spinning freely at 6.22 rad/s when a second disk of identical mass, initially not spinning, is dropped on it so that their axes coincide. In a short time the two disks are corotating. (The two disks have the same radius.) (a) What is
asked by alba on March 6, 2015 
Calculus applications
6. The bending moment (M) along a beam is M = WLx/2 Wx2/2 kNm where x is the distance of a beam length L from the left hand end. W is the weight per unit length. (a) Shear force is calculated as the differential of bending moment. Find an expression for
asked by Thomas on December 5, 2016
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