Questions Asked on
February 4, 2013

Spanish
Completa las siguientes oraciones con una palabra de la misma familia de la palabra subrayada. Usa la forma correcta de cada palabra. 1.) Cuando te (enfermas), te sientes (fill in blank) y necesitas ir al consultorio para ver a la (fill in blank). I have
asked by Jamie Sanders 
Physics
At what rate will a pendulum clock run on the Moon, where the acceleration due to gravity is 1.63 m/s2 , if it keeps time accurately on Earth? That is, find the time (in hours) it takes the clock’s hour hand to make one revolution on the Moon. provide
asked by Ellie 
Chemistry
Complete the charge balance equation for an aqueous solution of H2CO3 that ionizes to HCO3^ and CO3^2 ______ = ______ + _______ + _______ Given choices: [HCO3^],[CO3^2], [OH^], 2[H^+], [H2CO3], 2[CO3^2], 3[H^+], {H^+] I don't understand how to do
asked by Sam 
Trigonometry
Surveying A surveyor wishes to find the distance across a swamp. The bearing from A to B (Segment AB is opposite side of triangle) is N 32° W. The surveyor walks 50 meters from A to C, and at the point C the bearing to B is N 68° W. (Segment AC is
asked by AwesomeGuy 
Trigonometry
An observer in a lighthouse 350 feet above sea level observes two ships directly offshore. The angles of depression to the ships are 4° and 6.5°. How far apart are the ships?
asked by AwesomeGuy 
7th grade math Ms. Sue please
4. List all of the quadrilaterals with exactly one pair of parallel sides. (1 point) parallelogram; trapezoid rhombus; parallelogram; rectangle trapezoid rhombus;, square; rectangle 5. List all of the quadrilaterals with four right angles. (1 point)
asked by Delilah 
Reading( Immediate)
Do you have a copy of the sentence check 2 questions for chapter 20 in the 4th edition of Improving Vocabulary Skill book by Sherrie L. Nist?
asked by lisa 
Trigonometry
A plane is 160 miles north and 85 miles east of an airport. If the pilot wants to fly directly to the airport, what bearing would be taken?
asked by AwesomeGuy 
Chemistry
What is the activity coefficient of H^+ in a solution containing 0.073 M HCl and 0.0090 M Ca(ClO4)2? What is the pH of the solution? I believe I have to find the ionic strength of the solution first, but I don't know how to find it when 2 solutions are
asked by Sam 
college mathematics
Three people are to be selected at random, each will be given one gift card. There is one card from Home Depot,one from Best Buy and one from Red Lobster. The first person selected will get to choose between the two remaining cards. The third person
asked by carol 
Algebra 1 I need help!!!!!!!!!!!!!!!!
8.A number raised to a negative exponent is negative. Is it always , never, or sometimes. 7. Evaluate 1/2a^4b^2 a = 2 and b = 4 remember a^to the negative 4 6. Simplify. Write in scientific notation. (9 x 10^3)^2 Thanks to anyone who helps right away
asked by Sam 
Finance
Sheryl’s Shipping had sales last year of $15,000. The cost of goods sold was $7,500, general and administrative expenses were $2,000, interest expenses were $1,500, and depreciation was $2,000. The firm’s tax rate is 30%. a. What are the earnings
asked by Ashley 
math
4. Which view allows you to see the top, front, and right sides of a model? front top base plan isometric
asked by Anonymous 
Physics
You weigh 710 N. What would you weigh if the Earth were seven times as massive as it is and its radius were six times its present value? Answer in units of N
asked by Maggie A. 
physics
a string of cross section 2 cm^2 is doubled in length by the application of a longitudinal force 2*10^5dynes.the young"s modulus is: 1.10^5 dyne/cm^2
asked by kala 
Trigonometry
A ship is 50 miles east and 35 miles south of port. If the captain wants to sail directly to port, what bearing should be taken?
asked by AwesomeGuy 
Physics
A small ball rolls horizontally off the edge of a tabletop of height h. It strikes the floor a distance x horizontally away from the edge of the table. (Use any variable or symbol stated above along with the following as necessary: g.) (a) How long is the
asked by Rachel 
Trigonometry
Height of a Kite A 100foot line is attached to a kite. When the kite has pulled the line taut, the angle of elevation to the kite is approximately 50°. Now everybody lets approximate the height of the kite!
asked by AwesomeGuy 
Geography
What is absolute location? A.a precise measure of where a location falls in terms of longitude and latitude using units such as minutes and seconds B.a precise measure of distance around the equator C.a more precise measure of where a location falls in
asked by Anon 
maths
Find five numbers in A.P. whose sum is 12.5 and the ratio of first to the last is 2 : 3.
asked by Anonymous 
Math
An airplane is flying due west at a velocity of 100 m/s. The wind is blowing out of the south at 5 m/s. What is the magnitude of airplane's resultant velocity?
asked by Amanda 
physics
a wire whose crosssectional area is 4mm^2 is stretched by 0.1 mm by a certain load.if a similar wire double the area of crosssection is under the same load,then then elongation would be ans: 1)0.05mm
asked by kala 
PHYSICS
A copper wire and an aluminium wire have length's in the ratio 3:2.diameters n the ratio 2:3 AND FORCES APPLIED IN THE RATIO 4:5 find the ratio of increase in length of the two wires.(Y FOR COPPER =1.1*1O^11 N/m^2,Y for aluminum=0.70*10^11 N/m^2). ans:
asked by kalawathi 
trig Elev. & Depress part ii
You are 55ft from a tree. The angle of elevation from your eyes, which are 4.5 ft off the ground,to the top of the tree is 61 degrees. To the nearest foot, how tall is the tree?
asked by Vannah 
Trigonometry
A passenger in an airplane flying at an altitude of 10 kilometers sees two towns directly to the left of the plane. The angles of depression to the towns are 28° and 55°. How far apart are the towns?
asked by AwesomeGuy 
5th grade math
Alicia has 4 yards of ribbon. She needs 1/3 yard to make 1 bow .How many bows can Alicia make?
asked by Hezekiah 
Chemistry
What is the value of q when 8.21g of water vaporizes at 373 K? The enthalpy of condensation of water at 373 K is 40.7 kJ/mol. I tried using the equation q= m x Cs x Delta T, but I never got the right answer which is 18.5 kJ apparently, so I need to find
asked by Sarah 
physics
when the metal sphere is suspended at the end of a meal wire its extension is 0.4mm. If another metal sphere of the same material with its radius half as the previous is suspended then extension would be ans: 1)0.05mm
asked by kala 
physics
if a stress is numerically equal to young's modulus the elongation will be ans: 1.)equal to the original length. but how?
asked by kala 
Trigonometry
The length of a shadow of a tree is 130 feet when the angle of elevation of the sun is θ°. a) Write the height h of the tree as a function of θ. b) θ=10° What's height? θ=15° Height? θ=20° How tall is the height? θ=25° What is height?
asked by AwesomeGuy 
chemistry
For the reaction below, KP = 1.6 × 106 at 400.0 °C. HCHO2( g ) CO( g ) + H2O( g ) A mixture of CO( g ) and H2O(l ) was prepared in a 2.00 L reaction vessel at 25 °C in which the pressure of CO was 0.177 atm. The mixture also contained 0.391 g of H2O.
asked by alifa 
college chem
europium crystallizes in a bodycentered cubic cell (the Eu atoms occupy only lattice points). calculate the mass of the unit cells
asked by luis fernandez 
Physic
A block (mass 2.4 kg) is hanging from a massless cord that is wrapped around a pulley 3 2 (moment of inertia of the pulley = 1.3 x 10 kg·m ), as the drawing shows. Initially the pulley is prevented from rotating and the block is stationary. Then, the
asked by Jess 
Physics/Charges
Point charges Q1 = 50 µC and Q2 = 20 µC are placed 2 meters apart. Where can I put a third charge so that the net electrical force on it is zero?
asked by Lindsey 
Trigonometry
Two fire towers are 30 km apart, tower A being due west of tower B. A fire is spotted from the towers, and the bearings from A and B are E 14° N and W 34° N, respectively. Find the distance d of the fire from the line segment AB.
asked by AwesomeGuy 
Algebra 1
8.A number raised to a negative exponent is negative. Always, never , or sometimes. 7. Evaluate 1/2a^4b^2 a = 2 and b = 4. 6. Simplify. Write in scientific notation. (9 x 10^3)^2 Thanks to anyone who helps right away and need right answer from the
asked by Dave 
Math
Corinda has 400 feet of square fencing to make a play area. She wants the fenced area to be rectangular.What dimensions should she use in order to enclose the maximum possible area?
asked by Anonymous 
Chemistry
The metal palladium crystallizes in a facecentered cubic lattice with an edge length of 388.8 pm. What is the density of the palladium?
asked by Sarah 
Physics
According to Anna, on Earth, Bob is on a spaceship moving at 0.8c towards Earth, and Carl, a little farther out, is on a spaceship moving a 0.9c towards Earth. According to Bob, how fast is Carl moving relative to Earth? (a) According to Bob, how fast and
asked by Katie 
Chemistry
You decide to establish a new temperature scale on which the melting point of ammonia (77.75 C ) is 0 A, and the boiling point of ammonia (33.35 C ) is 200 A What would be the temperature of absolute zero in A ?
asked by Greg 
college chem
calculate the amount of energy (in kj) necessary to convert 457 g of liquid water from 0 Celecius to water vapor at 167 celcius. the molar heat of vaporization (Hvap) of water is 40.79 jk/mol. the specific heat for water is 4.187 j/g celcius and for steam
asked by luis fernandez 
Environmental Science 11th grade
Discuss economic reasons that have caused many utilities to opt for coalburning, rather than nuclearpowered, plants
asked by Anonymous 
5th grade math
Joshua has 3 yards of ribbon. He needs 1/4 yard to make 1 bow. How many bows can Joshua make? Break down problem.
asked by Hezekiah 
physics
A compact car, mass 875 kg, moving south at 16 m/s, is struck by a fullsized car, mass 1660 kg, moving east at 12 m/s. The two cars stick together, and momentum is conserved in the collision. The wreck skids along the ground and comes to a stop. The
asked by Tony 
math6
shaunti drove 621miles in 11.5 hours.wht was her average speed in miles per hour?
asked by fatima 
5th grade math
Alicia has 4 yards of ribbon. She needs 1/3 yard to make 1 bow .How many bows can Alicia make?
asked by Hezekiah 
Spanish
7. ¿Cómo se dice en español: The hospital is far from the town? A.) El hospital está cerca del pueblo. B.) El hospital está lejos del pueblo. C.) El hospital está cerca de el pueblo. D.) El hospital está lejos de el pueblo. 8. ¿Cómo se dice en
asked by Cassie 
Physics, help!!
How do I get the equation T=2pi(sqrt(m/k)) to the linear equation y=mx+b?
asked by Hannah 
social studies
Which of the following types of information are people LEAST comfortable revealing to professionals? a. emotional b. financial c. legal d. medical
asked by katie 
Spanish
I need to decide if these capitalized words are preterite or imperfect and I just don't get it. Could someone help me out please? Here is the story: I need help with this story. Could you please tell me if the words that are in all CAPITAL letters are
asked by Joe 
Statistics
A company manufactures calculators in batches of 64, and there is a 5% defect rate. Find probability of getting at least three defects
asked by Milt 
Chemistry
if we mix 25 grams of sodium bromide with a large amount of potassium chloride, what will our theoretical yield of sodium chloride be?
asked by Enrique Loza 
Trigonometry
Height of a mountain While traveling across flat land, you notice a mountain directly in front of you. The angle of elevation to the peak is 2.5°. After you drive 18 miles closer to the mountain, the angle of elevation is 10°. Approximate the height of
asked by AwesomeGuy 
Math
If it takes 4 minutes to fill a bucket with one tap and 6 minutes to fill the bucket with another tap. Using both taps how many seconds will it take to fill the bucket?
asked by Clara 
physics
In a water pistol, a piston drives water through a larger tube of radius 1.00 cm into a smaller tube of radius 1.00 mm. (a) If the pistol is fired horizontally at a height of 1.5m, use ballistics (2D projectile motion) to determine the time it takes water
asked by anon 
Trigonometry
Angle of Depression Find the angle of depression from the top of the lighthouse 250 feet above water level to the water line of a ship 2.5 miles offshore.
asked by AwesomeGuy 
Physics
A centripetalacceleration addict rides in uniform circular motion with period T = 4.30 s and radius r = 3.00 m. At one instant his acceleration is a = (4.00 m/s2)i + (5.00 m/s2)j . At that instant, what are the following values? (a) v · a (b) r x a
asked by Rachel 
Trigonometry
Wave Motion A buoy oscillates in simple harmonic motion as waves go past. At a given time it is noted that the buoy moves a total of 3.5 feet from its low point to its high point, and that it returns to its high point every 10 seconds. Write an equation
asked by AwesomeGuy 
college chem
calculate the amount of heat (in kj) required to convert 140.1 g of water to steam at 100c
asked by luis fernandez 
physics
angel falls the highest waterfall in the world is located in Venezuela. estimate the height of the waterfall assuming that the water that falls the complete distance experiences a temperature increase of .230 degrees Celsius. in your calculation, assume
asked by Anonymous 
Physics ASAP!!
A copper (Cu) weight is placed on top of a 0.24 kg block of wood (density = 0.60 103 kg/m3) floating in water. What is the mass of the copper if the top of the wood block is exactly at the water's surface?
asked by Anonymous 
Physics
The cubit is an ancient unit of length based on the distance between the elbow and the tip of the middle finger of the measurer. Assume that the distance ranged from 43 to 53 cm, and suppose that ancient drawings indicate that a cylindrical pillar was to
asked by Kdom 
Economics
One supplyside measure introduced by the Reagan administration was a cut in income tax rates. Use an aggregate demand/aggregate supply diagram to show what effect was intended. What might happen if such a tax cut also shifted the aggregate demand curve?
asked by Anonymous 
physices
A sound wave has a wavelength of 3.0 m.? The distance from a compression centre to the adjacent rarefaction centre is:
asked by bb 
Physics
A 20.0 g toy car moving to the right at 21.0 cm/s has a headon collision with a 34.0 g toy car moving in the opposite direction at 47.0 cm/s. If they begin 396.0 cm apart, how long does it take the cars to collide?
asked by Nicola 
Physics
The two strands of the helixshaped DNA molecule are held together by electrostatic forces as shown in the Figure 1644 in the textbook. Assume that the net average charge (due to electron sharing) indicated on H and N atoms is 0.2e and on the indicated C
asked by Adam 
trig
1/tan beta +tan beta=sec^2 beta/tan beta
asked by saki 
Physics
Lightrail passenger trains that provide transportation within and between cities are capable of modest accelerations. The magnitude of the maximum acceleration is typically 1.3 m/s ^2, but the driver will usually maintain a constant acceleration that is
asked by Aubree 
calc
What rate of interest compounded quarterly will yield an effective interest rate of 8%?
asked by Anonymous 
chemistry
ionic and net ionic equation for sodium carbonate and potassium chloride
asked by Anonymous 
Trigonometry
Mountain Descent A road sign at the top of a mountain indicates that for the next 4 miles the grade is 12%. Find the angle of the grade and the change in elevation for a car descending the mountain.
asked by AwesomeGuy 
college chem
metallic iron crystallizes in a cubic lattice. The unit cell edge length is 287 pm. The density of iron is 7.87 g/cm^3. Calculate the mass (in grams) of one unit cell
asked by luis fernandez 
physics
A car starts from rest and travels for 6.0s with a uniform acceleration of 2.7m/s ^2. The driver then applies the brakes, causing a uniform acceleration of 2.0m/s^2. If the brakes are applied for 2.0s, determine each of the following. a.) how fast is the
asked by george 
physics
The Moon is about 3.8 X 105 km from the Earth. Show that its average orbital speed about Earth is 1026 m/s
asked by william mclaren 
Physics
A +35 µC charge is placed 42 cm from an identical +35 µC charge. How much work would be required to move a +0.55 µC test charge from a point midway between them to a point 8 cm closer to either of the charges?
asked by Anonymous 
physics
A railroad car with a mass of 1.81 104 kg moving at 3.04 m/s joins with two railroad cars already joined together, each with the same mass as the single car and initially moving in the same direction at 1.32 m/s. What is the decrease in kinetic energy
asked by Jayde Larson 
Trigonometry
Navigation A ship leaves port at noon and has a bearing of S 29° W. If the ship sails at 20 knots, how many nautical miles south and how many nautical miles west will the ship have traveled by 6:00 P.M.?
asked by AwesomeGuy 
physics
two point charges of 2 c and 3c are separated by 6cm what is the magnitude of the electrostatic force between them? and is the force attractive or repulsive? explain and what happens to the magnitude of the force when the distance is increased by a factor
asked by debra 
physics
The British Sovereign coin is an alloy of gold and copper having a total mass of 7.988 g and is 22karat gold. (a) Find the mass of gold in kg using that # of karats = 24 x (mass of gold)/(total mass). (b) Calculate the volumes of gold and copper used to
asked by anon 
physics
A park ranger shoots a monkey hanging from a branch of a tree with a tranquilizer dart. The ranger aims directly at the monkey, not realizing that the dart will follow a parabolic path and thus will fall below the monkey. The monkey, however, sees the dart
asked by william mclaren 
Physics
In the figure below, a stone is projected at a cliff of height h with an initial speed of 46.0 m/s directed 60.0° above the horizontal. The stone strikes at A, 5.30 s after launching. (a) Find the height, h, of the cliff. m (b) Find the speed of the stone
asked by Rachel 
equivalent fractions and the numberline
Draw a number line to show how are these fractions are equivalent 3/4=6/8 and 1/4=2/8
asked by Anonymous 
physics
when tension 'F' is applied the elongation produced in uniform wire of length l,radius r is e; when the tension 2F is applied the elongation produced in another uniform wire of length 2l and radius 2r made of same material is ans: 1.)1.0 e
asked by kala 
physics
A heavy crate accidentally falls from a high flying airplane just as it flies directly above a Porsche parked in a car lot. Relative to the Porsche, where will the crate crash?
asked by william mclaren 
math
Carlos will use square floor tile that measure one foot on each side to cover a hallway that is eight feet long and four feet wide.how many floor tile will carlos need
asked by kayla 
a person stands on a bathroom scale that rest on t
a person stands on a bathroom scale that rest on the floor of an elevvator. when the elivetor is stationary the scale registers 50kg. when the lift acclelerates up ward the scle registers 60kg .taking g=10m/s^2, the best estimate acceleration of the lift
asked by bb 
5th grade math
Tavon has 5 yards of ribbon. He needs 1/6 yard to make 1 bow. How many bows can Tavon make?
asked by Hezekiah 
physics
A person driving her car at 56km/hr approaches an intersection just as the traffic light turns yellow. She knows that the yellow light lasts only 20.s before turning to red, and she is 30m away from the near side of the intersection. The intersection is
asked by george 
Physics
If a pendulumdriven clock gains 5.00 s/day, what fractional change in pendulum length must be made for it to keep perfect time? Please provide explanations and solutions. Thanks in advance :D
asked by Ellie 
7th grade language arts Ms. Sue please
5. Which of the following describes the underlined part of this sentence from "LAFFF"? In spite of all I could do, my grades were nothing compared to Peter's. (1 point) simple sentence compound sentence independent clause dependent clause 6. Which of the
asked by Delilah 
Algebra
As long as x is not zero, x0 is defined to be equal to . Using this definition, 30 = , (7x4)0 = , and −5x0 =
asked by LaShawn 
physics
Bert is standing on a ladder picking apples in his father's orchard. As he pulls each apple off the tree, he tosses it into a basket that sits on the ground 2.5 m below at a horizontal distance of 1.9 m from Bert. How fast must Bert throw the apples
asked by Kayla 
Inkambeni p school
How many kilometres on the ground is 3 cm distance on the map of south africa
asked by Map of south africa 
math
The graph of a function is horizontally compressed by a factor of 5 and vertically compressed by a factor of 2 Find an equation for this compressed function in terms of the function f(x)
asked by sam 
maths
A man borrows Rs 18000 at 5% per annum compound interest .If he repays Rs 6000 at the end of the first year and Rs 8000 at the end of the second year; how much should he pay at the end of the 3rd year in order to clear the account?
asked by Anonymous 
Can someone Please Help
You decide to establish a new temperature scale on which the melting point of ammonia (77.75 C ) is 0 A, and the boiling point of ammonia (33.35 C ) is 200 A What would be the temperature of absolute zero in A ?
asked by Greg 
math
Draw q number line to show these fraction are equivalent 3/4=6/8 and 1/4=2/8
asked by Anonymous 
Algebra 1
8.A number raised to a negative exponent is negative. Is it always , never, or sometimes
asked by Evan 
algebra
What is the range of the inverse of relation {(1, 7), (2, 4), (5, 6), (2, 8)}? A. {1, 2, 5} B. {4, 6, 7, 8} C. {1, 5} D. {4, 7, 8} B
asked by drew 
Math
Select all that justify the following statement. 2 * 1/2 = 1
asked by Samantha 
math
Two people want to share 4/3 feet of rope equally. What length of rope should each person get?
asked by Tina 
Physics
A rocket is launched from rest and moves in a straight line at 42.5 ° above the horizontal with an acceleration of 62.5 m/s2. After 32.0 s of powered flight, the engines shut off and the rocket follows a parabolic path back to earth. Find the time of
asked by Fabio 
statistics
Suppose that, in fact, the blood cholesterol level of all men aged 20 to 34 follows the normal distribution with mean of u = 188 milligrams per deciliter (mg/dl) and standard deviation = 41 mg/dl. 1. Choose an SRS of 100 men from this population. What is
asked by Zachovia 
Chemistry
The complete combustion of 1.00 ml of octane increases the temperature by 22.7 degrees celsius. The density of octane is 0.7g/mL. What is the efficiency of the octane in heating the water?
asked by Zack 
Physics
Mars has a mass of about 6.59 × 1023 kg, and its moon Phobos has a mass of about 9.4 × 1015 kg. If the magnitude of the gravitational force between the two bodies is 4.35 × 1015 N, how far apart are Mars and Phobos? The value of the universal
asked by Maggie A. 
Math
A photograph is 25 cm and 20 cm high. It must be reduced to fit a space that is 8 cm high. Find the width of the reduced photograph.
asked by Sue 
communication
Please HELP!! Question 1 of 20 5.0 Points Which of the following would be the LEAST appropriate in the closing paragraph of a negative message? A. "Let us know if model #A01 would be a suitable substitution." B. "Our layaway plan will enable you to
asked by Kristen 
physics
there are two wires of same material.their radii and length are both in the ratio 1:2.if the extensions produced are equal, what is the ratio of the load ? ans: 1)1:2
asked by kala 
math
the length of a rectangle is 5cm longer than its width and its area is 66cm square. find the perimeter of the rectangle
asked by ken 
Physics
The radio station WBRU broadcasts in the radio spectrum at 95.5 MHz. What is the wavelength of this electromagnetic wave in meters?
asked by Alex 
Biology
6. Describe and explain what would happen to a cell containing 100mM NaCl, 150 mM glucose, and 100 mM protein if placed into: a) distilled water? (describe the volume change if the cell were permeable to water only). b) a solution of 100mM NaCl, IF the
asked by ..... 
Physics
A bicyclist is riding at a tangential speed of 13.9 m/s around a circular track with a radius of 38.4 m. If the magnitude of the force that maintains the bike’s circular motion is 378 N, what is the combined mass of the bicycle and rider? Answer in units
asked by Maggie A. 
Spanish
1. ¿Cómo se dice en español: I want to sleep? a. Yo quiero duermo. b. Yo quiero dormir. *c. Yo quiero duermes. d. Yo quieres dormir. 2. ¿Cómo se dice en español: He needs to do his homework? *a. Él necesito hace su tarea. b. Él necesitar hace su
asked by Cassie 
math
what would 51/2% be the tax rate expressed as a decimal
asked by vernell 
Physics
A rocket was launched and it now has an acceleration of 3m pers second squared upwards.the mass of the rocket is 5000kg.calculate the net force acting on the rocket and the upthrust exerted by the exhaust gases on the rocket.
asked by Tshephiso 
Finance
Orbital Communications has operating plants in over 100 countries. It also keeps funds for transaction purposes in many foreign countries. Assume that in 2010 it held 100,000 kroner in Norway worth $35,000. The funds drew 12 percent interest, and the krone
asked by Matt 
physics
A 52.5g super ball traveling at 28.0m/s bounces off a brick wall and rebounds at 18.5m/s. A high speed camera records this event. If the ball is in contact with the wall for 4.10ms, what is the magnitude of the average acceleration of the ball during this
asked by george 
physices
The light beam shown in the figure on the right makes an angle of 20.0° with the normal line NN’ in the linseed oil. Determine the angles θ and θ’. (Note: The index of refraction of linseed oil is 1.48.)
asked by Anonymous 
physics
Car A, with a mass of 1250 kg, is traveling at 30 m/s to the east. Car B is a truck with a mass of 2000 kg, traveling to the west at 25 m/s. Assume these two vehicles experience an inelastic collision but do not stick together, and Car A goes off 10 m/s to
asked by william mclaren 
chemistry
a 0.25 mol sample af neon gas at 18 C and 0.700 atm is heated to 40 C. the new gas pressure is 1.11 atm. what is the change in volumn of the neon gas?
asked by james 
science
Design a pseudocode and a flowchart to input three numbers,find their total and average,and print both numbers.
asked by abews 
Physical Education
What is the difference between physical and motor fitness? Thank You
asked by Juanita 
3rd grade math
There are 30 books in a bookcase. The books in the bookcase are all poetry, history, and art books. Ten of the books are art books. There are 6 fewer poetry books than history books. How many poetry books are in the bookcase?
asked by Anonymous 
Math
Can a triangle have parallel line segments. And is any line segment in the drawing parallel to the line segment AB? The figure is.a triangle
asked by Tim 
MathPlease Help
A traverse with five sides has interior angles with the following measures: 121deg 45 min: 118 deg 25 min; 87 deg 32 min; 98deg 34min, and 113 deg 54 min. Does the traverse close? If not, determne the error in the traverse.
asked by Barb 
CHem Help!!!!
What Celsius temperature will the Fahrenheit thermometer be 4times more than on the Celsius thermometer?
asked by Lisa 
Environmental Science 11th
Compare the outlook regarding the use of nuclear power in the United States and globally in each of the following decades: 1960s, 1970s, 1980s, 1990s, and early 21st century.
asked by Anonymous 
FSU
SUBSHELL BLOCK THAT BEGINS TO FILL AFTER 4S2
asked by Martina Azoro 
chemistry
The nuclear reaction Sn ¨ Sb + ? is an example of
asked by Anonymous 
math 5th grade
A rectangle with a length of 4/9 foot and a width of 2 feet
asked by julious 
Chemistry 12
The complete combustion of 1.00mL of octane increases the temperature of 250.00g of water by 22.7 degrees Celsius. The density of octane is 0.70g/mL. What is the efficiency of the octane in heating the water? I attempted this question and I have 400
asked by KnowsNothing 
Physics
A bicyclist is riding at a tangential speed of 13.9 m/s around a circular track with a radius of 38.4 m. If the magnitude of the force that maintains the bike’s circular motion is 378 N, what is the combined mass of the bicycle and rider? Answer in units
asked by Maggie A. 
Economics
There are 10 identical consumers whose demand is D: p = 20  10q. There are 10 identical firms, each firm's marginal cost is MC(q)= 5 + 5q. The market is competitive. a) derive the market demand function b) derive the market supply function c) what is the
asked by Andrea 
algebra
determine the given quadratic function has a minimum valueor maximum vale. Then find the coordinates of the minimum or maximum point. f(x)=x^2=2x9
asked by joe 
English
Which of the following sentences is punctuated correctly? Most of Alaska averages a population density, of under, 3 people per square, mile Most of Alaska averages a population density of under 3 people per square mile. Most of Alaska, averages a
asked by Sumare 
Math
Please help with the following questions: 1. write 12 million in scientific notation 2. Write 17,600 in scientific notation 3. write 1.2 * 10 to the fourth power in standard form 4. write 5 * 10 to the sixth power in standard form
asked by Alex 
AIG MATH
A fruit seller has an equal number of apples and oranges.He sold 109 oranges and 45 apples.The number of apples left is 5 times the number of oranges left.What is the total number of fruit he had at first?
asked by May 
Physics
The electric field intensity at a point 2m from the surface of a uniformly charged conducting sphere is 1920 N/C. At a point 4m from its center, the electric field intensity is 3000 N/C. a.) Determine the radius of the sphere. Determine the electric field
asked by Ian 
Math
Journal 5. Look at the hundred chart. One number is wrong. Cross out that number and write the right number instead. Then explain how you know. The chart shows the numbers 17,18, and 19 going across then it shows the square blank then 28,29 finally it
asked by Gabby 
Physics
Calculate the period of a ball tied to a string of length 0.8 m making 4.1 revolutions every second. Answer in units of s
asked by Maggie A. 
Algebra
The sum of the squares of two consecutive positive even integers is one hundred sixtyfour. Find the two integers.
asked by LaShawn 
physics
a metallic ring of radius 'r' and cross sectional area is fitted into an wooden circular disc of radius R (R greater than r).If he young's modulus of the material of the ring is Y, the fore with which the metal ring expands is : ans: 1.AY(Rr)/r
asked by kala 
Math
Find x in triangle Exterior is 120 degrees and 20 degrees Find interior x 180 degrees total
asked by Chris 
Maths
In a regular polygon,each interior angle doubles its corresponding exterior angle,find the number of side of the polygon?
asked by Guru 
physics
in the searler's metod to determine the young's modulus of a wire , a steel wire of length 156cm and diameter 0.054cm is taken as experimental wire. the average increase in length for 1 1/2 kg wt is found to be o.o5o cm.Then young's modulus of the wire?
asked by kalawathi 
Environmental science 11th
Describe how energy is produced in a nuclear reaction.
asked by Anonymous 
art
Co,plemenentary colours lie opposite each other on the colour wheel when the pigments of two complementary colour are mixed together it will resilt in z neural greyblack
asked by Happy 
Physics
A particle is traveling in a straight line at a constant speed of 28.5 m/s. Suddenly, a constant force of 12.0 N acts on it, bringing it to a stop in a distance of 61.9 m. (a)Determine the time it takes for the particle to come to a stop. s (b) What is its
asked by Sam 
Chem Help!!!!
What Celsius temperature will the Fahrenheit thermometer be 4times more than on the Celsius thermometer? At what Celsius temperature will the numerical reading on the Fahrenheit thermometer be 1/9 that on the Celsius thermometer?
asked by Lisa 
College Algebra
I have a few problems I need help with and also do have multiple choice. If I can have an explanation of how to get the answer that would be great. 1. Use the discriminant to determine whether the given equation has two irrational roots, two rational
asked by Kristen 
math
A recipe calls for three cups of cheese to make nachos for six people. How much cheese is needed to make nachos for two dozen people? Please answer and explain.
asked by Anonymous 
chemistry
net ionic equation for KI+Na2So2O3+KCl
asked by Anonymous 
Thank you!
I would just like to say thank you to all of the tutors/helpers that elp us when we need help on our homework. If i could i would pay you. :)
asked by Anonymous 
PreAP Science
an atom consists of 10 neutrons ,10 electrons,and 9 protons. The atom has gained an electron resulting in a charge of 1. What is its mass number?
asked by Christina 
Calculator Question
how do I input ln7/ln2/5600 correctly in my calculator to get 2900 as my answer?
asked by Sam 
Science
In lab the other day we did an acid/base extraction to separate mixtures. The top layer of the mixture is the organic layer, which consists of diethyl ether and fluorine. The bottom layer is considered to be the aqueous layer, which consists of water and
asked by Kayla 
algebra
Which of the following relations is a function? A. {(5, 2), (3, 2), (4, 2), (5, 1)} B. {(1, 2), (1, 3), (2, 1), (3, 4)} C. {(1, 3), (2, 6), (3, 8), (1, 7)} D. {(1, 4), (8, 9), (10, 11), (12, 12)} I say c
asked by drew 
Spanish
5. ¿Qué haces en el gimnasio? *a. Hacen ejercicio. b. Hacer la tarea. c. Hago ejercicio. d. Hacemos estudiar. 6. ¿De dónde vienes? a. Vienes de la heladería. b. Vienen de la heladería. *c. Vamos a la heladería. d. Vengo de la heladería. Español I:
asked by Cassie 
chemistry
when 2.31 moles of sulfur hexafluoride are synthesized from te elements, how many grams of fluorine were used
asked by Anonymous 
Chem
when 2.31 moles of sulfur hexafluoride are synthesized from te elements, how many grams of fluorine were used PLEASEEEEE HELPPPP MEEE!
asked by Em 
chemistry
A fixed mass of gas has a volume of 440cm3 at 13degree cetigrate and 836mmhg.calculate its volume at s.t.p.
asked by Noble 
Language art
Just this one question please . 1.According to the MLA style, how should you format the title of a magazine article? A . In italics B. in quotation marks C. With underlining Please thankyou and anyone who has taking this please can you give me the correct
asked by Dave 
physics
Find the vectors.sum of ihe three vectors A=3i2j+7k, B=i+3j+k, C=k
asked by baron 
pHYSICS
Near San Francisco, where the vertically downward component of the earth's magnetic field is 6.8 x 105 T, a car is traveling forward at 17 m/s. The width of the car is 2.1 m. Find the emf induced between the two sides of the car. If positive charge
asked by PLEASE HELP 
Physics
a projectile is fired horizontally outward from the top of a table. the initial height of the bullet above the ground is 1.5 meters and the bullet travels a horizontal distance of 3.0 meters before striking the ground.
asked by Anonymous 
physics
Boxcar A, with a mass of 1500 kg, is travelling at 25 m/s to the east. Boxcar B has a mass of 2000 kg, and is initially at rest. The boxcars collide inelastically and move together after they get stuck. What is their combined velocity?
asked by william mclaren 
math
The area of a rectangle is 45 square inches. One dimension is 5 inches. What is the perimeter?
asked by Sanaya 
Chemistry
Fe 3+ + scn + Na2PHO4 produces what exactly?
asked by sharii 
Precalc
1. Prove sin  cos +1/ sin + cos  1 = sin +1/cos 2. 1+ sin/ 1 sin = (sec + tan)^2 Thanks!!
asked by Rebekah 
Applied Calculus......
Use the method of bisection to find the root of the equation x^5 + 3x − 7 = 0 accurate to two decimal places.
asked by Jacob 
Physics
Planet X has six times the diameter and seven times the mass of the earth. What is the ratio gX : ge of gravitational acceleration at the surface of planet X to the gravitational acceleration at the surface of the Earth?
asked by Maggie A. 
Physics
The mass of a certain neutron star is 1 × 1031 kg (5 solar masses) and its radius is 5500 m. What is the acceleration of gravity at the surface of this condensed, burnedout star? The value of the universal gravitational con stant is 6.67 × 10−11 N ·
asked by Maggie A. 
Physics
the area of cross section of a wire is 1/100000 m^2 length of the wire is increased by 0.1% a tension of 1000N is produced.the young's modulus of the wire will be? ans: 1.10^11 N/m^2
asked by kalawathi 
physics
Boxcar A, with a mass of 1500 kg, is travelling at 25 m/s to the east. Boxcar B has a mass of 2000 kg, and is initially at rest. The boxcars collide inelastically and move together after they get stuck. What is their combined velocity?
asked by william mclaren 
physics
an aluminium rod has a breaking strain 0.2%.The minimum cross section area of he rd in m^2 in order to support a load of 10^4N is if young's modulus is 7*10^9 N/m^2 ans: 1.) 7.1*10^4
asked by kala 
physics
A sonar signal of frequency 1.00 106 Hz has a wavelength of 1.40 mm in water. (a) What is the speed of the signal in water? (b) What is its period in water? (c) What is its period in air?
asked by Anonymous, 
Mathgrade 4
what is the estimated quotient of 6 divided into 75?
asked by Chloe 
physics
The planet Jupiter is more than 300 times as massive as the Earth But it so happens that a body would scarcely weigh three times as much on the surface of Jupiter as it would on the surface of Earth. Can you think of an explanation for why this is so?
asked by william mclaren 
Statistics
A bag contains two blue, three purple, four yellow, two red, three green and one orange marbles.p> What is the conditional probability that, without replacement, the second marble is purple given that the first marble is green?
asked by Hayley 
Math
Express as a function of two variables. An open box is to contain a volume of 12 cubic meters. Given that the material for the sides of the box costs $2 per square meter and the material for the bottom costs $4 per square meter, express the total cost C of
asked by Monica 
Physics
The electric field intensity at a point 2 meters from the surface of a uniformly charged conducting sphere is 1920 N/C. At a point 4 meters from its center, the electric field intensity is 3000 N/C. a.) Determine the radius of the sphere. Determine the
asked by Bruce 
History
How did the issue of tariffs threaten to tear the Union apart?
asked by Victoria 
Chemistry
Find the Concentration of CrO4^2 in 0.0033M Ba(NO3)2 saturated with BaCrO4. Include activity coefficients in your solubilityproduct expression. Ksp of BaCrO4 = 1.17 x 10^10 I have no idea what to do to solve this :(
asked by Sam 
Physics
A train with a mass 5x10^5 kg is moving with a speed 80km/hr. If the train stops in 2min...1)What is the acceleration of the train? 2) What is the braking force applied to the train?
asked by Clare 
chem
If 20.5 mL of a 5.256 M solution of benzoic acid is used in an experiment similar to experiment 4, how many grams of benzoic acid is in the starting solution? (molar mass of benzoic acid = 122.12 g/mol) Be sure to pay attention to significant figures. The
asked by alice 
math
Each side of the shaded square is 1 unit. What is the length, width, and area of the figure?
asked by Sanaya 
science
what happens to chromosomes during the stage stage of the cell cycle in which the nucleus divides, include prophase, metaphase, anaphase,telophase
asked by Anonymous 
Physical science
A sustained force of 56 moves a model airplane 16 along its runway to provide the required speed for takeoff. Find the kinetic energy at takeoff. What is the formula?
asked by Emmi 
math(Trigonometry)
2cos^2 theta + 5 sin theta  4 = 0
asked by aaa 
Literature GR11
I have to write a paper on the lost generation, and I am having trouble coming up with a good thesis statement since the subject is so broad. Any ideas?
asked by Emalee 
math average!
My average is a 74 right now. My grades are 70( which counts as 60% as my grade and i have 2 more major test coming up) 94, 60 (which counts as 25% and i have about 5 more of this coming up) 90,100,83,91,71( i have about 3 more of these and they count as
asked by Alyssa 
chemistry
What is the relationship between mass number,atomic number and of neutron and Give examples
asked by baron 
Social studies
Which group of native Americans used to live in the area of new York?
asked by Shohanur 
PHYSICS
Near San Francisco, where the vertically downward component of the earth's magnetic field is 6.8 x 105 T, a car is traveling forward at 17 m/s. The width of the car is 2.1 m. Find the emf induced between the two sides of the car. If positive charge
asked by PLEASE HELP 
Math
To get a B in physics, a student must score an average of 80 on four tests. First three scores were 68, 75 & 84. What is the lowest score the student can make on the last test and still get a B?
asked by Tammy 
social studies
In the election of 1860, the _______ won the electoral votes of all the free states, except a fraction of the New Jersey votes. A. Constitutional Union Party B. Whigs C. Republicans D. Democrats
asked by cameron 
statistics
Randomly select 100 purchases from your checkbook or 100 credit card purchases that you have made in the past year. Do not mix checks and credit card purchases; pick one or the other for this study. Would you expect the cents portion of the checks to be
asked by Anonymous 
math
a store sells y+3 boxes of pencils. each box has 5y7 pencils. how many pencils does the store sell?
asked by leaky 
physics
two wires A and B have Youngsmodlii in the ratio of length's is 1:2 and ratio of length's is 1:1 .Under the application of same stress the rato of elongations is  ans 1.)2:1
asked by kala 
Physics
A force was applied on a mass of 2kg moving at velocity of 5m/s. If the velocity changed to 20m/s in 4s find the change in momentum and the force
asked by Shazra 
math
A number is chosen at rendom from 150. Find the probability of selecting numbers greater than 19.
asked by Vanessa 
economics
If capital’s share of income is 25% and labor’s share of income is 75%, the stocks of both capital and labor increase by 50% (K/K = N/N = 0.5), and there is no technology growth, at what rate will potential output grow? Will the capitallabor
asked by Erica 
physics
The planet Jupiter is more than 300 times as massive as the Earth But it so happens that a body would scarcely weigh three times as much on the surface of Jupiter as it would on the surface of Earth. Can you think of an explanation for why this is so?
asked by william mclaren 
chemistry
Give the balance chemical reaction from the following decays.(a) loss of B^+ by ^15,8 O (b) loss of B^ by ^Ag (c) loss of * by ^46,62Sn
asked by baron 
Algebra II
Simplify the expression in exponential notation. a*a*a I thought it was a^3 but that was wrong.
asked by Samantha 
Math
Mrs fuller has 2 2/6 pies left over from her party.write the number of pies left over as a fraction greater than 1
asked by Pietro 
Environmental Science 11th grade
What problems are associated with the longterm containment of nuclear?
asked by Anonymous 
Math
Simplify the expression. 9p  2q  3 + 10q  4r + 12
asked by Lily 
Calculus
Find a value of the constant k such that the limit exists. x^2k^2 lim _________ x>8 x8 k=+/_
asked by Becky 
7th grade language arts Ms. Sue pleaselast queston
3. Which of the following words shares the base word of "destination"? (1 point) destroy destiny destabilize destruction Is the answer "destiny"?
asked by Delilah 
Chemistry
you have 57.0 mL of a 2.00 M stock solution that must be diluted to 0.500 M. how much water should you add?
asked by Anonymous 
Math
(x^411x^3+43x^240x+19) ÷ (x^29) Long division
asked by Bryant 
math
East Battle Lake in Minnesota covers an area of about 1950 acres or 8.5X10^7 square feet and its average depth is about 3.2x10^1 feet. a. Estimate the cubic feet of water in the lake. (hint: Volume=area x average depth.) b. One cubic foot of water equals
asked by nikkisopretti 
Physics
Two equipotential surfaces surround a +1.63 108C point charge. How far is the 204V surface from the 81.5V surface? Answer in m.
asked by Elizabeth 
science
name three types of data
asked by Shohanur 
math
A cold front caused the temperature to drop to 21f. The temperature after the drop was 36f. Write and solve an equation to find the temperature before the temperature dropped. my answer is 57f. my equation is 36f=21ff
asked by Americal 
Algebra
how do you simplify kz(k+1/z)
asked by Laura 
calculus
Use the shell method to find the volume of the solid formed by rotating the region bounded by y=x^3, y=0, x=0, and x=2 about the line x=3.
asked by Liz 
physic
A canon is angled at 45º and fires a canon ball at 100 m/s. How long will it take the canon to reach it's maximum height?
asked by patrick 
Social studies
Define a cultural region
asked by Shohanur 
Corporate Finance
You are given the following for Cardinal & Cardinal, Inc. Their tax rate is 34%. The firm is in need of $5 million dollars in external funds. Your bond advisor suggests that new bond issues can be lower than the current yield to maturity by 1.5% . Existing
asked by Ann 
algebra
Determine if the inverse of function {(3, 6), (1, 2), (1, 2), (3, 6)} is also a function. A. function B. not a function B
asked by drew 
Science
Can you help me with meiosis? Why is meiosis important?
asked by Sue 
Math
A box with a height of 2 centimeters has a volume of 24 cubic centimeters. The length is three times longer that its width. What is the length of the box?
asked by David 
algebra
Find the maximum or minimum of the following quadratic function: y = x2  x  56. A. 56 B. 56 C. 225/4 D. 225/4 d
asked by drew 
School For Human Rights
A student wants to prepare Halite. How much sodium can he use to completely react it with 30g of Chlorine gas?
asked by jamie 
4th Grade Math
The chickens on a farm eat 3 times as much grain as the turkeys do per week. The chickens and turkeys eat a total of 52 pounds of grain every week. How much grain do the chickens and turkeys each eat every week? Any help would be appreciated, thank you in
asked by Anonymous 
History
What do you think Calhoun meant by "the benefits and burdens of the Union" should be equally distributed?
asked by Victoria 
Grammar
Hi means what?
asked by Tam 
Math
Mrs. Dalton wanted to purchase a new fence to put around the Danish playground . The playground has a length of 25 yards and a width of 30 yards. How much fence does she need to purchase?
asked by Kelli 
geometry
using the diagram where there is
asked by marcia 
physics very hard
webassign(.)net/yf/2230.gif The image above shows some of electric field lines due to 3 poin charges along the vertical axis. All 3 charges have the same magnitude. A. What are the signs of the 3 charges? Explain reasoning. B. At what points is the
asked by Julie 
Chemistry
you have 57.0 mL of a 2.00 M stock solution that must be diluted to 0.500 M. how much water should you add?
asked by Anonymous 
Computer
I have the answer I was looking for, but do not know exactly how to format it into Excel. Can you please show that format ASAP? This is due tomorrow. Thank you!!! Bank Stmt Balance $4270.00 Add Rejected Checks 140.00 Deposited Checks 1650.00 Ending Balance
asked by Tina 
poetry
In" fire and ice" Frost compares fire to
asked by ROBYN 
English
What word is being modified by the prepositional phrase? The monkeys ran from the sound of humans? Is it sound?
asked by Emily 
math
I need help teaching my 2nd grader how to come up with the answer. Easy for an adult..difficult to explain to a child. I am thinking of 2 numbers who sum is 15. One of the numbers is 9 more than the other. Got the 12 plus 3 part. Help me explain it in its
asked by cristina 
Social studies
Which group of native Americans used to live in the area of new York?
asked by Shohaur 
math
What is the square of 12? To me that makes no sense so please help me
asked by Anonymous 
algebra
f of x = the square root of 2x minus 5 Find f(7) A. 2 B. 3 C. 5 D. 7 A
asked by drew 
Chem
How do I calculate mass in grams for something that absorbs 235J to change its temp from 13 degrees C to 55 degrees C? What is the formula?
asked by Dianna 
Math
In the baseten numeral 770, which place is the digit that repersrnts a value that is 10 times the value of the 7 in the tens place?
asked by Ashia Tate 
geometry
a playground is 50 yd by 50 yd. amy walked across the playground from one corner to the opposite corner. how far did she walk.
asked by poppy 
geometry
The square of an integer never hasa last digit equal to:a.1 b.4 c.5 d.8 e.9
asked by simthandile 
History
What is the significance o the Tariff of Abominations?
asked by Victoria 
language arts
what is verb or verb phrase for Boats might take weeks for the trip across the ocean
asked by spencer 
College Algebra help!!!
I have to solve each equation using a u substitution and need help understanding how to do this. The first equation is: 1. x^2/32x^1/315=0 2. x+4=7 Squareroot x+4
asked by Kristen 
stoichiometry
How many liters of H2 are required to react completely with 5.7 liters of O2?
asked by shannon 
physic
A canon is angled at 45º and fires a canon ball at 100 m/s. How long will it take the canon to reach it's maximum height?
asked by patrick 
spanish
How do you say she is laying on the bed and on the phone in spanish
asked by Anonymous 
world civilization 1 his 103
• How has the nature and technology of warfare evolved, from earliest times to 1500 CE?
asked by Jeremiah 
math
u deposit $100 at the end of each quarter in a sinking fund earning 4% compounded quarterly. How many quarterly deposits must you make in order to reach your goal of saving $10,000? Round your answer off to the nearest whole number
asked by Sissy 
Calculus
find the derivatives of the given functions. g(t)=sqrt t(1+t)/t^2 the sqrt is just over t.
asked by Mike 
math
is 4w121w^3 factorable?
asked by connie 
physics
how much work (J) is done by friction when the mass is 150 kg and dragged for 10 m if the coefficient of sliding friction is .3?
asked by Jamie 
Math
the payout for a five number bet between 0,00,1,2, and 3 is 6 to 1. Find the expectyed value of betting one dollar on the five number bet
asked by Beverly 
college chemistry
How many grams would you weigh out to get 3.1 X 103 Moles of MgCl2?
asked by Vicky 
astronomy
Assume that the mass of a sunlike star is 2.50 x 10^5 Earth masses and that its radius is about 101.0 times that of Earth. The density of Earth is about 5,500 kg/m^3. What is the density of this star?
asked by carolyn 
Chemistry
you have 57.0 mL of a 2.00 M stock solution that must be diluted to 0.500 M. how much water should you add?
asked by Anonymous 
math
The perimeter of a rectangle is 38 centimeters. The length is 7.5 centimeters. What is the width?
asked by Sanaya 
chem
What does the concentration of the benzoic acid in the original liquid and the extracting liquid relate to after the extraction is completed? Answer a. The density of the original liquid. b. The density of the extracting liquid. c. The solubility of
asked by alice 
math
If 1/2 of a number, 1/3 of the number, 1/4 of the number, and 2/7 of the number are added together, the sum is 575. What is the number? Please show steps/work.
asked by Bailie 
Math
Need help with this: Graph f(x) = √ x
asked by mysterychicken 
Chemistry
you have 57.0 mL of a 2.00 M stock solution that must be diluted to 0.500 M. how much water should you add?
asked by Anonymous 
Chemistry
This is question 4a on section a.12 chemistry. What will you observe happening to the balloon as it sits in the warm car
asked by Anonymous 
Math
I have a 2500 gallon horizontal cylindrical tank that is 11 feet long and has a diameter of 6 feet 4 inches. How much liquid is in it when I measure 27 inches of water ?
asked by Jorntronstad 
Calculus
Use the disk method to find the volume of the solid formed by rotating the region bounded by y=2x and y=x^2 about the yaxis
asked by Liz 
math
I have a 76 average right now, what grades do I need to get if i have 5 more tests and need to get an 85 average?
asked by Alyssa 
Cook
16grams= mg
asked by Bryanna 
math
(32)s (9) I am not good at algebra. I am supposed to use the distributive property, but not sure where to begin.
asked by Megan 
math
how do you do the steps for this problem find two exact values for sin(cos^1 sqrt5/6)
asked by janice 
math
Hello. I am having a little bit of touble with algebra, distributive property. The question is 20 (19a) can you please help?! Thanks!
asked by Joe 
Science
Hello Steve. I have another question... why is Meiosis important?
asked by Megan 
physices
A sound wave has a wavelength of 3.0 m.
asked by bb 
English
The towns water pipe was in the way of the new bridge
asked by Tajuan parks 
algebra
Need to know the steps to multiply and simplify the expression: (4z)z=
asked by Jackie 
math
write 3 letter that do not fit the rule.?
asked by mathe 
algebra
f of x = the square root of 2x minus 5 Find f(4.5) A. 2 B. 3 C. 5 D. 7 B
asked by drew 
algebra
f of x = the square root of 2x minus 5 Find f (27) A. 2 B. 3 C. 5 D. 7 D not sure on this stuff, could you explain the steps?
asked by drew 
English
An Essay of 350 words,Topic is about A mememorable moment
asked by Carmen 
geography
Can you check my answers please? 1. What is the quickest way to get by ship from the Mediterranean Sea to the Indian Ocean? Travel southeast down the Suez Canal and Gulf of Suez. Then continue to travel southeast through the Red Sea to the Gulf of Aden.
asked by Reed 
math
perform the following unit conversion. 296 0z= ___________ lb 18.5, 55.5, 37, 74 My Answer is 18.5 Perform the following conversion. 32kg= ______ lb 16,320,70.4,14.4 My Answer is 70.4 Some people feel that the ideal temperature for an office space is 72.0
asked by Suzy 
English
Hello. I will really appreciate your advice. 1)Do we need the article "the" in the following context: "It is important to enhance cooperation with the (?)nonmembers of the European Union" (no particular country is meant, just a general statement)? 2)The
asked by Ilma 
Chemistry
you have 57.0 mL of a 2.00 M stock solution that must be diluted to 0.500 M. how much water should you add?
asked by Anonymous 
Maths
If n=5 and r=1 (1+b)=10a,determine b in terms of a
asked by Lucas 
algebra
how do you solve 2w^9(5w)(4w^10)
asked by Laura 
Math
Stacy multiplied 5x9 and said the answer was 44.what two patterns could you use to show that her answer is not correct?
asked by Tonya 
math
what information goes on fishbone diagram for hotel
asked by Tonya 
Math
Ms. Sue could you help me with mt question I posted re interior and find exterior angle having to total 180 degrees I believe the answer would be 40 degrees
asked by Chris 
Algebra
352zz^2
asked by LaShawn 
Soc Help Please
What is the sociological perspective on global stratification? How does this provide insight into global inequality? Thank you!
asked by Taylor 
Algebra
y^410y^3+21y^2
asked by LaShawn 
Math
Stacy multiplied 5x9 and said the answer was 44.what two patterns could you use to show that her answer is not correct?
asked by Tonya 
physics
A scooter with a mass of 25kg on a horizontal plane that is inclined until at an angle of 3degrees.what is the minimum coefficient of static friction for the scooter not to slide?
asked by joyce 
algebra
5r+5s8(4r9s)=
asked by michael 
algebra
6 times(25)square=
asked by michael 
math
how do I find the volume of a rectangular prism height 2 ft, width 5 1/2 ft length 9 3/8 ft?
asked by ethan 
science
what the area of an open end of a pipe?
asked by Michael 
Algebra
a^2a=48
asked by LaShawn 
algebra
45x^2+42x+9
asked by LaShawn 
math
what is the line segement for each length 2 1/4 and 7/8 when measured with a ruler
asked by princess 
mathematic
setbuilder notation (1;12]
asked by Anonymous 
math
of the 16 million people who shops at the flea market, 2/5 of these people purchase products. how many purchas products?
asked by ken 
mathURGENT!!!!!!
determine the smallest prime number that divides the following sum: 3^12+5^13+7^14+11^15? please answer and explain step by step how u got it!!!!
asked by don 
Math
3a+4b=25 2a3b=6
asked by Janice 
science
what plates is mount adatara on?
asked by Kandybear 
math
what is 80% wrote as a fraction
asked by vernell 
spelling
i need a sentence with a word duke
asked by anonymous