# suppose a map is scaled so that a half inch represents 25 miles. how many inches of the map represents 87 1/2 miles?

35,906 questions, page 278-
## English

This sentence has an error but I'm not sure if this is correct. His father and uncle were theirselves great travelers. Is it suppose to be: His father and uncle were themselves great travelers.

*asked by Emma on January 12, 2013* -
## Sets

Suppose Set B contains 69 elements and the total number elements in either Set A or Set B is 107. If the Sets A and B have 13 elements in common, how many elements are contained in set A?

*asked by Anonymous on December 15, 2016* -
## Calculus - #1

Suppose g(x)={1/x+1 if x

*asked by Samantha on November 6, 2013* -
## College CHem

Suppose you accidently add too much NaOH during a titration. You then add a volume of HCl exactly equal to ½ the volume of NaOH actually used in the titration. What effect does this have on the Ka?

*asked by Stephany Toussaint on March 15, 2010* -
## math

Suppose that there are two functions, f and g. The domain of f is the interval [-2,10] and the range of f is the interval (-15,2]. The domain of g is the interval (-5,7) and the range of g is the interval [-2,3). Determine all information that you can

*asked by G on March 24, 2015* -
## chemistry

If we suppose that Kw = 1.0x10^-14 at 25C, would it be larger or smaller at 100C? What is the value of K for the reaction 8H + 8OH = 8H2O at 25C? Would this value be smaller, or larger, at 100C?

*asked by Juan on July 6, 2010* -
## math

your cat is expecting a litter of kitten.suppose the probability of a male kitten is 1/2.what is the probabilty that a litter of five kittens contain all male kittens

*asked by Katherine on November 6, 2009* -
## math

Suppose that there are two functions, f and g. The domain of f is the interval [-2,10] and the range of f is the interval (-15,2]. The domain of g is the interval (-5,7) and the range of g is the interval [-2,3). Determine all information that you can

*asked by G on March 24, 2015* -
## Algebra

Suppose Set B contains 69 elements and the total number elements in either Set A or Set B is 107. If the Sets A and B have 13 elements in common, how many elements are contained in set A?

*asked by Tamera on December 16, 2016* -
## Sets

Suppose Set B contains 69 elements and the total number elements in either Set A or Set B is 107. If the Sets A and B have 13 elements in common, how many elements are contained in set A?

*asked by LISA on December 16, 2016* -
## math

Suppose x can be expressed as a function of y by x = 5x − 3. a. How can y be expressed as a function of x? b. What is the relationship between the slopes of the two linear equations? c. How do the x-intercepts and y-intercepts of the two equations

*asked by Sara V. on April 15, 2017* -
## algebra

Suppose x can be expressed as a function of y by x = 5y − 3. a. How can y be expressed as a function of x? b. What is the relationship between the slopes of the two linear equations? c. How do the x-intercepts and y-intercepts of the two equations

*asked by Math on April 18, 2017* -
## math

Suppose that there are two functions, f and g. The domain of f is the interval [-2,10] and the range of f is the interval (-15,2]. The domain of g is the interval (-5,7) and the range of g is the interval [-2,3). Determine all information that you can

*asked by G on March 24, 2015* -
## Science

Suppose a large atom bonds with a small atom. Predict whether the properties of the new molecule will be the same as the large atom, the same as the small atom, or different from both atoms.

*asked by Amber on November 19, 2008* -
## Statistics

Suppose that 92% of all SFSU students own a cell phone. Find the probability that 7 out of 10 random selected SFSU students own a cell phone

*asked by Mitch on February 24, 2011* -
## calculus

Suppose f of x equals 3 times x minus k when x is less than 5 and equals 1 plus k times x when x is greater than or equal to 5.Find the value of k that would make f continuous at x = 5. -3 0 7/3 no such k will make f continuous

*asked by ashley on February 5, 2014* -
## Science

Suppose the total momentum of two masses before a collision is 100 kg m/s. What is the total momentum of the two masses after they collide? A. 0 kg m/s B. 50 kg m/s C. 100 kg m/s D. 200 kg m/s Is the answer D? Thank you

*asked by Callie on February 3, 2015* -
## physics

You are traveling on an airplane. The velocity of the plane with respect to the air is 180 m/s due east. The velocity of the air with respect to the ground is 40 m/s at an angle of 30° west of due north. 1)What is the speed of the plane with respect to

*asked by aaa on September 17, 2011* -
## Physics

You are traveling on an airplane. The velocity of the plane with respect to the air is 110.0 m/s due east. The velocity of the air with respect to the ground is 39.0 m/s at an angle of 30° west of due north. 1) What is the speed of the plane with respect

*asked by David on September 5, 2012* -
## Physics

You are traveling on an airplane. The velocity of the plane with respect to the air is 140 m/s due east. The velocity of the air with respect to the ground is 34 m/s at an angle of 30° west of due north. 1)What is the speed of the plane with respect to

*asked by Rayan on February 14, 2018* -
## art

Ketchup is a non-traditional material, but the artist used it in his protest piece against fast food restaurants because of it's ability to a. resist decay b. convey a message c. deteriorate quickly d. attract flies I think that it's b but I'm not sure

*asked by A-Name on January 23, 2015* -
## Math

The angles of elevation θ and ϕ to an airplane are being continuously monitored at two observation points A and B, respectively, which are 5 miles apart, and the airplane is east of both points in the same vertical plane. (Assume that point B is east of

*asked by anonymous on March 17, 2019* -
## social studies

can anyone answer these I have some answers it's either Peter the great or Cathrine the great Peter is p Catrine is c fought Poland and the Ottoman Empire to gain land in Eastern Europe p** c fought Sweden to gain access to the Baltic p** c built St.

*asked by cloe on October 5, 2018* -
## social studies

can anyone answer these I have some answers it's either Peter the great or Cathrine the great Peter is p Catrine is c fought Poland and the Ottoman Empire to gain land in Eastern Europe p** c fought Sweden to gain access to the Baltic p** c built St.

*asked by cloe on October 2, 2018* -
## Algebra

Austin drove to the mountains last weekend. There was heavy traffic on the way there, and the trip took 8 hours. When Austin drove home, there was no traffic and the trip only took 5 hours. If his average rate was 21 miles per hour faster on the trip home,

*asked by Roger on November 1, 2015* -
## Calculus

The density of people (number of people per mile) during the evening rush hour for the 5-mile stretch along a certain sidewalk in New York is given by f(x), where x is the distance in miles north of the subway station. Which of the following gives the

*asked by Alice on March 23, 2019* -
## Math

This week Bob puts gas in his truck when the tank was about half empty. Five days later, Bob puts gas again when the tank was about three fourths full. If Bob bought 24 gallons of gas, how many gallons does the tank hold?

*asked by Chim on July 26, 2018* -
## Chemistry

which description applies to a system in a sealed flask that is half full of water? (sorry about that) A. only evaporation occurs, but it eventually stops. B. only condensation occurs, but it eventually stops. C. Neither evaporation nor condensation occurs

*asked by Jazmin F. on March 9, 2011* -
## AP Chemistry

Q - Aluminum metal reacts with zinc(II) ion in an aqueous solution by the following half-cell reactions: Al(s) → Al3+(aq) + 3e− Zn2+(aq) + 2e− → Zn(s) Predict the potential of the cell under standard conditions. Predict whether the reaction will

*asked by Jessica AP Chemistry on July 6, 2016* -
## artist

1. The artwork pictured here best represents which message? a) Ideas and creativity can be shown with many different tools. b) It is important to use one type of tool because you understand how to use it. c) People can be limited by their ideas. d)

*asked by Sarah on October 30, 2014* -
## Physics

At the entrance channel of a harbor, the tidal current has a velocity of 4.94 km/hr in a direction 23.2° south of east. Suppose a ship caught in this current has a speed of 15.6 km/hr relative to the water. If the helmsman keeps the bow of the ship aimed

*asked by Lindsay on October 18, 2007* -
## English

I need help bad, what exactly am I suppose to write about with this question. I just need to know what this question is asking. Here is the question: “Locate two books or internet sources on the career of Edgar Allen Poe. On the basis of information you

*asked by Anonymous on September 19, 2010* -
## Chemistry

Nitrogen dioxide reacts with water to form nitric acid and nitrogen monoxide according to the equation: 3 NO2 (g)+ H2O (l) --> 2HNO3 (l) + NO (g) Suppose that 5 mol NO2 and 1 mol H2O combine and react completely. How many moles of the reactant in excess

*asked by Anonymous on October 22, 2015* -
## Physics

We commonly see Superman being shot and bullets bounce off of him. Suppose Mr. Bad shoots Superman with 4.00 kg bullets at a rate of 100 bullets/min for 9.00 s. If the speed of each bullet is 480.00 m/s and rebounds straight back with no change in speed,

*asked by Anonymous on July 22, 2015* -
## Economics

Suppose the market wage for farmers is $10 per hour in country A and $20 per hour in country B, there is the same number of people in both countries, there is the same amount of arable land, and initially there is no way for farmers to move between A and

*asked by wellington on April 27, 2015* -
## statistics

Suppose that about 20% of those called will find an excuse (work, poor health, travel out of town, etc.) to avoid jury duty. If 14 people are called for jury duty, what is the probability that all 14 will be available to serve on the jury? Round your

*asked by karen on August 20, 2010* -
## Physics

A sports car with a very powerful engine driving on a surface with a coefficient of static friction µs = 0.8 wants to accelerate from a stop to 100 km/hr. (You may neglect air resistance.) a) What is the fastest that the car can accomplish this? b) How

*asked by ji on April 25, 2015* -
## Organic Chem

Bromine will react with limonene according to this reaction (there's a picture, but I can't get that on here. So I'll do my best to write it out). 136.23 g/mol + Br2 ------> 296.04 g/mol Suppose 627 mg of limonene was reacted with 3.7 mL of a 7.7% (v/v)

*asked by Marvin on November 2, 2011* -
## Math - Algebra word problem

Ace manufacturing has determined that the cost of labor for producing x transmissions is L(x) = 0.3x2 + 400x + 550 dollars, While the cost of materials is M(x) = 0.1x2 + 50x + 800 dollars. Write a polynomial T(x) that represents the total cost of materials

*asked by Ashley on November 14, 2009* -
## Trig

A ferris wheel has a 14 meter diameter and turns counterclockwise at 6 rpm. a) Assuming that the center of the wheel is the origin of an x-y coordinate plane, write functions to find the position (x,y) of a rider that starts at the bottom of the wheel. b)

*asked by Lisa on April 8, 2012* -
## Science

What is the distance an object travels per unit of time? It's called the speed Depends on the velocity (speed), if the speed is 10mph, then the object would travel 10 miles (distance) per hour (unit of time). I'm unsure what your answer is saying, because

*asked by Ginger on September 18, 2006* -
## calculus

A candy company needs a custom box for their truffles. The box they've chose is in the shape of a cylinder with a hemisphere of the same radius on top. The total volume of the box is V= (1/2) ((4pir^2)/(3))+ pir^2 (y-r), where y is the height of the box

*asked by Equihua on January 4, 2013* -
## math

Michel wants to buy his mother handmade chocolates for Mothers Day. He has $15.oo to spend. The price of each chocolate is given below. Fudge $0.60 NutClusters $0.75 Truffles $0.80 a)create and solve an equation for each type of chocolate to determine how

*asked by sara on December 18, 2011* -
## Sociology

Can someone help me with my three questions and let me know if I answered them correctly Thanks 1 According to world systems analysis, the U.S., Japan, and Germany are all core nations. I chose (true)=A A) True B) False 2) Which population group represents

*asked by Sharon on April 26, 2011* -
## Math

Flora traveled 795miles from Dalls to Atlanta . then she traveled 841miles from Atlanta to new york . About how many miles did Flora travel in all? Answer,, 795+841=1636 The answer ,,,add or multipiy. 2/ A square box holds 49 teniss balls. What

*asked by Joji on November 23, 2013* -
## Geometry

A scientist is plotting the circular path of a particle on a coordinate plane for a lab experiment. The scientist knows the path is a perfect circle and that the particle starts at ordered pair (-5, -11). When the particle is halfway around the circle, the

*asked by Donna on June 9, 2015* -
## Math

A rocket tracking station has two telescopes A and B placed 1.9 miles apart. The telescopes lock onto a rocket and transmit their anlges of elevation to a computer after a rocket launch. what is the distance to the rocket from telescope B at he moment when

*asked by Anonymous on March 4, 2010* -
## Math

I need help! What is the area of the triangular floor space enclosed by the glass tetrahedron? Round to the nearest tenth of a square foot. Enter only the number. ( Hint : Look at the green triangle to find the base, b , of each green triangle. Because b

*asked by Bri on March 1, 2019* -
## Science

1.Two stones are dropped from the top of a tower at an interval of 3 seconds.the relative velocity of the first Stone with respect to the stone at any instant during their fall is?? 2.if density, acceleration and force are taken as basic quantities, then

*asked by Nasrin on July 18, 2016* -
## Earth Science

1. We start with 400 atoms of Uranium-238. How many remain after 4.5 billion years? _______ After 9 billion years? _______ After 13.5 billion years? ________ 2 . How long will it take for ½ of the original amount of Rubidium-87 to decay? _______ 3.

*asked by 아, 깹송~ on February 8, 2017* -
## English

Did anybody read a poem "News" by George Bowering? Every day I add an inch to the pile of old newspapers in the closet In that three foot pile now, a dozen airliner crashes, one earthquake in Alaska, seventeen American soldiers face down in Asian mud. I

*asked by Victoria on January 6, 2009* -
## Chemsitry

Tris is an abbreviation for tris (hydroxymethyl) aminomethane, which is a weak base. Calculate how many grams of tris (mw=121.14g/mol) are needed to make 25mL of 0.10M tris solution. Calculate how many mL of 0.25M HCl are needed to convert half of the

*asked by Cassandra on April 2, 2012* -
## Alabama

gaseous butane reacts with gaseous oxygen gas to produce gaseous carbon dioxide and gaseous water. Suppose 38.9 g of butane is mixed with 35. g of oxygen. Calculate the maximum mass of water that could be produced by the chemical reaction. Round your

*asked by John on April 8, 2017* -
## physics

a) suppose u walk 18m straight west and then 25m straight south. how far are u from your starting point, and what is the compass direction of a line connecting your starting pointto your final position? b) repeat again, but now you first walk 25m north and

*asked by wan on September 25, 2018* -
## physics

A horizontal slingshot consists of two light, identical springs (with spring constants of 37.7 N/m) and a light cup that holds a 1.37-kg stone. Each spring has an equilibrium length of 50 cm. When the springs are in equilibrium, they line up vertically.

*asked by Anonymous on December 14, 2012* -
## math

Suppose that people's heights (in centimeters) are normally distributed, with a mean of 170 and a standard deviation of 5. We find the heights of 60 people. (You may need to use the standard normal distribution table. Round your answers to the nearest

*asked by leelee kay on June 3, 2014* -
## Chemistry

Suppose a student diluted and titrated a bleach unknown exactly as described in the experimental procedure, except only a single titration was performed which required 16.22 mL of 0.100 M Na2S2O3. The density of the original, undiluted bleach unknown was

*asked by Eric on March 1, 2017* -
## physics-HELP

Suppose that you let the masses m1 and m2 slide (without adding the third mass). a. what is the acceleration of the mass 25g? Hint: Identify the force that produces the motion and the one that opposes and write the equation for the net force. b. what is

*asked by kim on December 2, 2008* -
## i need help please!!

Suppose that you let the masses m1 and m2 slide (without adding the third mass). a) What is the acceleration of the mass 25g? Hint: identify the force that produces the motion and the one that opposses and write the equation for the net force. b) What is

*asked by lulu on December 2, 2008* -
## physics

a) suppose u walk 18m straight west and then 25m straight south. how far are u from your starting point, and what is the compass direction of a line connecting your starting pointto your final position? b) repeat again, but now you first walk 25m north and

*asked by wan on September 25, 2018* -
## math

Can someone help me with the equation and I will doing the answer During the past few years Great Britian's pund has been worth between $1 and $2 in US currency. Suppose the rate of exchange is $1.50 for each pund. a. What is the value in dollars for 5

*asked by Taylour on April 15, 2007* -
## Chemistry

Calculate ΔG° for the following reaction at 298 K.? A+B --> 2D ΔH° = 775.0 kJ ΔS°=296.0 J/K C --> D ΔH° = 446.0 kJ ΔS°=-218.0 J/K A+B --> 2C ΔG° = ? kJ I know I am suppose to reverse the (C --> D) and add a coefficient of 2 to both the enthalpy

*asked by Alexis on April 20, 2014* -
## economics

Suppose two competing airlines that service passengers only between Bozeman, Montana, and New Haven, Connecticut would like to merge. These two airlines have the best chance of securing a merger if they argue that their market is for: a. airline travel

*asked by J Hayes on September 21, 2007* -
## Chemistry

Suppose a student diluted and titrated a bleach unknown exactly as described in the experimental procedure, except only a single titration was performed which required 16.22 mL of 0.100 M Na2S2O3. The density of the original, undiluted bleach unknown was

*asked by Eric on March 1, 2017* -
## Physics

Suppose that you let the masses m1 and m2 slide (without adding the third mass). a) What is the acceleration of the mass 25g? Hint: identify the force that produces the motion and the one that opposses and write the equation for the net force. b) What is

*asked by lulu on December 2, 2008* -
## binomial probabbility

The author purchased a slot machine configured so that there is a 1/2000 probability of winning the jackpot on any individual trial. Although no one would seriously consider tricking the author, suppose that a guest claims that she played the slot machine

*asked by bibi on September 23, 2011* -
## Algebra

A soda machine has flavors cola, root beer, an lime.Second machine has lemon, orange, cola, and cherry. What represents all flavors in the 2 machines? My answer: cola, cola, root beer, lime, lemon, orange, and cherry

*asked by Tricia on October 4, 2014* -
## College Chemistry

In a reaction vessel, the following reaction was carried out using 0.250 mol of NH3(l) and 0.100 mol of N2(g). 4NH3(l) + N2(g) ¡ú 3N2H4(l) Which of the following represents the composition in moles in the vessel when the reaction reaches completion?

*asked by Lisa on March 26, 2012* -
## math

San Pablo is having a festival. Tickets for children under 12 cost $2, adult tickets are $6 and senior citizen tickets are $3. One sixth of the tickets sold were children’s tickets. The 40 senior citizens with tickets sat in the shade under the trees and

*asked by maggie on January 26, 2017* -
## Micreconomics

Using a supply and demand diagram, illustrate the impact of each of the following on price and quanity demanded: a. Improvements in transportation lower the cost of importing oil into the United States of the 1960. b. After the 1973 war, oil producers cut

*asked by Mike on January 12, 2011* -
## AP Physics

#2 A spy stands on the sidewalk by an apartment building examining a foreign embassy across the street. The spy then climbs 30 m to the top the building and then slides 40 m along a wire at a 20° angle below right to reach a window on the embassy. What is

*asked by dilated on August 29, 2013* -
## Calculus - Optimization

A parcel delivery service a package only of the length plus girth (distance around) does not exceed 24 inches. A) Find the dimensions of a rectangular box with square ends that satisfies the delivery service's restriction and has a maximum volume. What is

*asked by Jess on November 16, 2013* -
## physics

An earthquake generates three kinds of waves: surface waves (L waves), which are the slowest and weakest; shear (S) waves, which are transverse waves and carry most of the energy; and pressure (P) waves, which are longitudinal waves and travel the fastest.

*asked by maria on October 24, 2011* -
## algebra

Use the fact that after 5715 years a given amount of carbon 14 will have decayed to half the original amount to find the exponential decay model for carbon 14. In 1947, earthenware jars containing what was known as the Dead Sea scrolls were found by an

*asked by Kristina on April 12, 2014* -
## chemistry

I have: the half life of U-238 is 4.5 x 10^9 yr. A sample of rock of mass 1.6g produces 29 disintegrations per second. find percent by mass of U-238 in rock. I have 4.5x 10^9x60x60x365x24=1.419x 10^17= .693/1.419 x10^17 =4.883x10^-18 =rate 1.6/238=.006722

*asked by Nancy on June 17, 2012* -
## math

There are fifty marbles in a sack: red, blue and green. There are ten more green than blue marbles in the sack. The probability of drawing a red or blue marble is one-half. Write and solve an equation to determine how many of each color marble is in the

*asked by Mai on March 29, 2011* -
## Math of investigation

Two identical circles are to be cut from a 12cm by 9cm sheet of paper. What is the maximum possible radius of these circles? Show that if the length of the sheet of paper is twice the breadth of the paper, then the radius of the largest circles which can

*asked by Sandy on July 4, 2016* -
## ss

what was the minimum requirement in order for the bill of rights to be added to the Constitution A. one-quarter of the states had ratify the amendments. B. one-half of the states needed to ratify the amendments. C. two-thrids of the states had to ratify

*asked by Help on September 28, 2017* -
## math

Six hundred people came to the band concert that was held on the school's athletic field. half of the people sat in the bleachers. one third of the people sat in chairs on the track. the rest of the people sat on the grass. How many sat on the grass? In

*asked by Anonymous on January 31, 2013* -
## Algebra

There is a single track connecting Pittsburgh to Boston. The length of the track is 478 miles. Train A leaves Pittsburgh at 11:15 am traveling 87 mph. Train V leaves Boston at Noon traveling 99 mph. At what time will they crash? Where will they crash

*asked by Patricia on March 19, 2019* -
## Math

The formula s = the square root of 18d can be used to fnd the speed s of a car in miles per hour when the car needs d feet to come to a complete stop after slamming on the brakes. If it took a car 12 feet to come to a complete stop after slamming on the

*asked by Jordan on September 27, 2012* -
## algebra

If y=35+0.8x gives the distance of the sports car from Flint after x minutes. find the following a. How far is the sports car from Flint after 25 minutes? b.How long will it take until the sports car is 75 miles from Flint? Show how to find the solution

*asked by confused and need an answer. on December 1, 2010* -
## Math Homework Help!

I made a lot of typos the first time i wrote it so i rewrote and edited the question Both antibiotics were prescribed in high dosage slow release capsules. The function C(x) = 5log(x+1)+10 models the concentration of levofloxacin in mol/L over a time x, in

*asked by Anonymous on July 8, 2018* -
## Physics

Suppose that a steel hoop could be constructed to fit just around the earth's equator at a temperature of 20.0 Celsius. What would be the thickness of space between the hoop and the earth if the temperature of the hoop were increased by 0.200 C? Use

*asked by Mike on May 17, 2010* -
## Quantum Physics

Suppose Alice starts with two qubits in the Bell state 1/√2 (|00> + |11>) and teleports these qubits to Bob by applying the quantum teleportation protocol to each qubit separately. (a) What is the state of the two qubits received by Bob? |00> = |01> =

*asked by qwerty on March 3, 2013* -
## chemistry- Thank you

Suppose you add 81 ml of dilute acid to 54 ml of water. Both the water and acid were at room temperature (22 C) before being mixed. The temperature of the solution increased to 42 C. How much energy (in kJ) was released by the dissolution of the acid if

*asked by Jazmin on October 17, 2010* -
## Chemistry

Suppose 26.0g of sodium bromide is dissolved in 150mL of a 0.60M aqueous solution of silver nitrate. Calculate the final molarity of bromide anion in the solution. You can assume the volume of the solution doesn't change when the sodium bromide is

*asked by Angie on July 26, 2014* -
## English - capitalization

The president invited Senator Smith to the White House for a meeting before preparing his address to the United States congress. Which of the following is an error in capitalization in the sentence above? A. The word "House" should be lower case. B. The

*asked by John on January 6, 2016* -
## Algebra

an arrow is shot straight up from a cliff 58.8 meters above the ground with an initial velocity of 49 meters per second a. write an equation that represents this situation b. Transform the equation to the format that can most easily be used to find the

*asked by Jabari on March 19, 2017* -
## Algebra

A community college campus plans to construct a rectangular parking lot on land bordered on one side by a highway. There are 640 feet of fencing available to fend the other three sides. Let x represent the length of each of the two parallel sides of

*asked by Shannon on November 26, 2014* -
## eng 12

I got to analyze suzukis history at our peril. How should i present my analysis? suppose to tell why its expository? then provide examples. Should i state why in the first paragraph why its expoisitory? ie he talks about how humans need to protect the

*asked by ben on October 22, 2008* -
## physics

We are doing the force table lab in class and now we are calculating the f equilibran and the equilibrant angle. I had no time graphing a solution and came up with the right answers by measuring, but we are also suppose to do it purely mathematically and I

*asked by Pat on June 7, 2013* -
## Math

This question is from my workbook (Pre-Calculus 11). Can someone please help me understand it? Suppose theta is an angle in standard position with terminal army in quadrant III and tan theta = 6/3. Determine the exact calues of the other two primary

*asked by David on February 24, 2012* -
## physics

A person of mass m jumps off the ground. Suppose the person pushes off the ground with a constant force of magnitude F for T seconds. What was the magnitude of the displacement of the center of mass of the person while they were in contact with the ground?

*asked by Anonymous on October 24, 2013* -
## Chemisty

Consider the reaction of sulfuric acid, H2SO4, with sodium hydroxide, NaOH. H2SO4(aq) + 2 NaOH(aq) -> 2H2O(l) + Na2SO4(aq). Suppose a beaker contains 35.0mL of 0.175M H2SO4. How many moles of NaOH are needed to react completely with sulfuric acid? Thank

*asked by Mandy on October 22, 2014* -
## Physics

Suppose the observed motion of a moving airplane, illustrated by a distance vs. time graph, is nearly a straight line with zero distance traveled at zero time. State what this shows about the relationship between distance and time, name the type of

*asked by Gianna on October 17, 2013* -
## Physics

Suppose there is a small hole (radius=0.0203) at the base of a large tank. If the height of water in the tank is 15m (a) what is the speed of water escaping through the hole? (b) Calculate the amount of water (in cubic meters per second) escaping the tank.

*asked by Jamie on November 27, 2012* -
## physics

An 18 kg curling stone sliding on a sheet of ice hits a rough patch on the ice where the coefficient of friction increases from 0.13 to 0.28. It enters this rough patch with a speed of 2.2 m/s and leaves with a speed of 1.4 m/s. How long is the rough

*asked by XOXOX on October 24, 2015* -
## physics

At a track-and-field meet, the best long jump is measured as 8.00 m. The jumper took off at an angle of 46° to the horizontal. (a) What was the jumper’s initial speed? (Neglect air resistance.) 1 m/s (b) If there were another meet on the Moon and the

*asked by joe on October 20, 2011* -
## maths

K, Q1.A sphere of radius 5cm is lowered into a rectangular tank 50cm long and 20cm wide containing water to a depth of 10cm.The sphere floats with half of its surface above the level of the surface of the water Calculate (a)the volume of the sphere, (b)the

*asked by Christopher on January 29, 2016*

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