<3
Most popular questions and responses by <3
Language Arts
Write a short essay in which you examine the figurative language in “Concrete Mixers.” Explain what the concrete mixers are compared to, what the parts of the mixers are compared to, and what the drivers of the mixers are compared to. Then, show how
asked on April 6, 2016 
General Chemistry
When a solution of nickel (II) chloride is mixed with a stoichiometric amount of colorless sodium hydroxide solution, a green, gelatinous precipitate forms. (a) Write the balanced molecular equation and the netionic equation for this reaction. molecular:
asked on July 16, 2013 
Physics
A pot of water is boiling under one atmosphere of pressure. Assume that heat enters the pot only through its bottom, which is copper and rests on a heating element. In two minutes, the mass of water boiled away is m = 2.5 kg. The radius of the pot bottom
asked on April 21, 2013 
Math (:
My answer doesn't make sense. It's too big. A Norman window has the shape of a semicircle atop a rectangle so that the diameter of the semicircle is equal to the width of the rectangle. What is the area of the largest possible Norman window with a
asked on June 4, 2009 
Physics
A map suggests that Atlanta is 730 miles in a direction 5.00° north of east from Dallas. The same map shows that Chicago is 560 miles in a direction 21.0° west of north from Atlanta. The figure below shows the location of these three cities. Modeling the
asked on September 15, 2013 
General Chemistry
The enthalpy of vaporization of benzene liquid is 33.9 kJ/mol at 298 K. How many liters of benzene gas, measured at 298 K and 95.1 mmHg, are formed when 1.54 kJ of heat is absorbed by benzene liquid at a constant temperature of 298 K? I think we use the
asked on September 19, 2013 
Calculus
The halflife of Palladium100 is 4 days. After 12 days a sample of Palladium100 has been reduced to a mass of 4 mg. What was the initial mass (in mg) of the sample? What is the mass 5 weeks after the start?
asked on February 18, 2010 
Physics
A 8.78 m ladder with a mass of 23.8 kg lies flat on the ground. A painter grabs the top end of the ladder and pulls straight upward with a force of 236 N. At the instant the top of the ladder leaves the ground, the ladder experiences an angular
asked on March 17, 2013 
social studies
Which of the following economic changes did the Soviets make to Russia? A. collectivizing farms and industrializing B. eliminating poverty and shortages C. allowing serfs to own their own land * D. reducing government control of the economy
asked on January 16, 2019 
History
1.How did New England's textile industry affect both children and women? (5 points) ⦁ It allowed them to earn a living wage until the age of 25. ⦁ It gave them opportunities not available on family farms. ⦁ It permitted them to complete their
asked on April 6, 2016 
General Chemistry
Write the competing equilibrium that will occur when a strong acid is added to the following equilibrium: Ca (aq) + C2O4 (aq) > CaC2O4 (s)
asked on July 13, 2013 
General Chemistry
A 0.484 g sample of impure NH4Br is treated with 25.00 mL of 0.2050 M NaOH & heated to drive off the NH3. The unreacted NaOH in the reaction mixture after heating required 9.95 mL of 0.0525 M H2C2O4 to neutralize. How many grams of NH4Br were in the
asked on July 12, 2013 
Chemistry
Monosodium glutamate (MSG), a foodflavor enhancer, has been blamed for “Chinese Restaurant Syndrome,” the symptoms of which are headaches & chest pains. MSG has the following composition by mass: 35.51 percent C, 4.77 percent H, 37.85 percent O, 8.29
asked on January 29, 2010 
Physics
A small mailbag is released from a helicopter that is descending steadily at 2.36 m/s. (a) After 5.00 s, what is the speed of the mailbag? (b) How far is it below the helicopter? (c) What are your answers to parts (a) and (b) if the helicopter is rising
asked on September 12, 2013 
Calculus
Evaluate the indefinite integral. (5dx)/(xln(2x))
asked on February 4, 2010 
science
describe what happens when a nucleus is stabilized by emitting positrons
asked on December 10, 2008 
Math!
A spherical snowball is melting in such a way that its diameter is decreasing at rate of 0.4 cm/min. At what rate is the volume of the snowball decreasing when the diameter is 10 cm. (Note the answer is a positive number).
asked on June 4, 2009 
Math!
At noon, ship A is 50 nautical miles due west of ship B. Ship A is sailing west at 25 knots and ship B is sailing north at 16 knots. How fast (in knots) is the distance between the ships changing at 6 PM? (Note: 1 knot is a speed of 1 nautical mile per
asked on June 4, 2009 
Physics
A novice golfer on the green takes three strokes to sink the ball. The successive displacements of the ball are d1 = 3.96 m to the north, d2 = 2.06 m northeast, and d3 = 1.13 m at 30.0° west of south (see the figure). Starting at the same initial point,
asked on September 15, 2013 
Physics
A closed box is filled with dry ice at a temperature of 81.5 C, while the outside temperature is 27.4 C. The box is cubical, measuring 0.307 m on a side, and the thickness of the walls is 4.47 × 102 m. In one day, 3.37 × 106 J of heat is conducted
asked on April 21, 2013 
Calculus
A car drives down a road in such a way that its velocity (in m/s) at time t (seconds) is v(t)=3(t^(1/2))+4. Find the car's average velocity (in m/s) between t=4 and t=6.
asked on January 28, 2010 
Statistics
An ESP experiment is conducted by a psychologist. For part of the experiment, the psychologist takes 10 cards numbered 110 and shuffles them. Then she looks at the cards one at a time. While she looks at each card, the subject writes down the number he
asked on September 24, 2014 
Calculus
A car drives down a road in such a way that its velocity ( in m/s) at time t (seconds) is v(t)=3(t^(1/2))+4. Find the car's average velocity (in m/s) between t=4 and t=6.
asked on January 27, 2010 
Physics
A rocket is launched at an angle of 50.0° above the horizontal with an initial speed of 105 m/s. The rocket moves for 3.00 s along its initial line of motion with an acceleration of 32.0 m/s2. At this time, its engines fail and the rocket proceeds to move
asked on September 15, 2013 
Language
Homophones can be used humorously in riddles.The answer to each of the riddles below is a homophone groaner! a) What type of sandals do frogs like?Open_____. b)What is called when your rabbit is depressed? A bad_______day. c) What is the most important
asked on January 20, 2012 
Math (:
The altitude of a triangle is increasing at a rate of 2.500 centimeters/minute while the area of the triangle is increasing at a rate of 1.500 square centimeters/minute. At what rate is the base of the triangle changing when the altitude is 10.500
asked on June 4, 2009 
Physics
A car is parked on a cliff overlooking the ocean on an incline that makes an angle of 20.0° below the horizontal. The negligent driver leaves the car in neutral, and the emergency brakes are defective. The car rolls from rest down the incline with a
asked on September 15, 2013 
General Chemistry
Calculate the pH and include the balanced equation for the acid dissociation reaction. 0.20 M HC3H5O2 (propionic acid, Ka = 1.3 x 10^5)
asked on July 29, 2013 
Physics
One end of a cord is fixed and a small 0.270kg object is attached to the other end, where it swings in a section of a vertical circle of radius 2.50 m, as shown in the figure below. When θ = 18.0°, the speed of the object is 6.80 m/s. (a) At this
asked on October 19, 2013 
Chemistry
A 0.355 g sample of a solid, monoprotic acid having a molar mass of 121 g/mol requires 18.47 mL NaOH for neutralization. Calculate the molarity of the NaOH solution. I got 0.159 M NaOH
asked on July 11, 2013 
Physics
A model rocket is launched straight upward with an initial speed of 57.0 m/s. It accelerates with a constant upward acceleration of 1.50 m/s2 until its engines stop at an altitude of 190 m. (a) What is the maximum height reached by the rocket? (b) How long
asked on September 11, 2013 
Physics
A train is traveling down a straight track at 25 m/s when the engineer applies the brakes, resulting in an acceleration of −1.0 m/s2 as long as the train is in motion. How far does the train move during a 50 s time interval starting at the instant the
asked on September 11, 2013 
General Chemistry
H2 (g) + I2 (g) > 2HI (g) What would happen to the amount of iodide present if hydrogen iodide is added? Removed? The volumeof the system is decreased? I got increase, decrease & same as my answer, but I don't completely understand it. Please help.
asked on July 13, 2013 
Calculus
The total area enclosed by the graphs of y=6(x^2)–(x^3)+x and y=(x^2)+7x is ..
asked on January 27, 2010 
Calculus
Evaluate the limit using L'Hospital's rule if necessary. lim as x goes to +infinity x^(6/x)
asked on February 19, 2010 
Physics
From the window of a building, a ball is tossed from a height y0 above the ground with an initial velocity of 9.40 m/s and angle of 23.0° below the horizontal. It strikes the ground 6.00 s later. Initial velocity components: vx = 8.65 m/s vy = 3.67 m/s
asked on September 15, 2013 
Economics
Slim city is a town resided by slim people, with no health club in town. LA Fatness has estimated that the annual demand for their Fatness Club in this town to be Q = 160  P. Every Club member has a marginal cost of $40, and the annual fixed cost of the
asked on April 19, 2011 
Calculus
Evaluate the indefinite integral. (e^7x)/(e^14x+16)dx
asked on February 19, 2010 
maths
write an equation of the line that is parallel to the given line and passes through the given point. y=4x7, (5,3) y=2/3x+4, (5,5)
asked on October 25, 2009 
[math]
How do I solve this equation algebraically? 1/2x + 2/3 = 1/8x  3/2 Thank you.
asked on October 7, 2009 
Math!
Use the Midpoint Rule to approximate the integral from 2 to 7 S(–3x–7x^2)dx with n=3.
asked on June 8, 2009 
Math!
Consider the integral from 3 to 6 S(2x^2+4x+3)dx (a) Find the Riemann sum for this integral using right endpoints and n=3. (b) Find the Riemann sum for this same integral, using left endpoints and n=3.
asked on June 8, 2009 
Physics
A ball is thrown upward from the ground with an initial speed of 23.2 m/s; at the same instant, another ball is dropped from a building 20 m high. After how long will the balls be at the same height?
asked on September 14, 2013 
Physics
A hockey player is standing on his skates on a frozen pond when an opposing player, moving with a uniform speed of 2.0 m/s, skates by with the puck. After 2.00 s, the first player makes up his mind to chase his opponent. If he accelerates uniformly at 0.10
asked on September 11, 2013 
Language
The book says:" Add as many prefixes as u can to the word "form". Try to make at least 5 words.
asked on March 1, 2012 
math
(e^(e^x)) = 2 find x.
asked on August 14, 2010 
Calculus
Let f(x) = ln(((2x–5) / (7x+4))^(1/2)). f'(x) = ...
asked on February 5, 2010 
Calculus
Let f(x) = 3(x^6)lnx. f'(x)= ...
asked on February 4, 2010 
Calculus
Find the average value of the function on the given interval: f(x)=cos(16x), [0,pi/2] The answer I got is 1.
asked on January 27, 2010 
algebra
write an equation in slopeintercept form of the line that passes through the given points. a. (6,1), (3,7) b. (2/3,4), (6, 1/3) write an equation in pointslope form of the line that passes through the given poitns. c. (2,5), (4,3) d. (1/2,1),
asked on October 26, 2009 
Ethics
What is the familial convention for Puerto Ricans?
asked on March 2, 2008 
Physics
A ball is thrown upward from the ground with an initial speed of 23.2 m/s; at the same instant, another ball is dropped from a building 20 m high. After how long will the balls be at the same height?
asked on September 15, 2013 
Language
What is the longer form for this clipped word" caf "?Thank u
asked on March 1, 2012 
character traits
please name some character traits for a boy that believes in his pups, and waits to see what they do. He also is a little pushy.
asked on December 5, 2010 
Calculus
Evaluate the definite integral. xe^(–x^2)dx from 0 to 6
asked on February 11, 2010 
Calculus
From 2 to 3, integrate ((x^3)+5)dx/x.
asked on February 5, 2010 
Calculus
Let f(x) = ln(((2x–5) / (7x+4))^(1/2)). f'(x) = ... I keep on getting the wrong answer.
asked on February 4, 2010 
Calculus
Let f(x)=(x+7)/(x+5). inverse f1(3)=...
asked on February 4, 2010 
algebra (check plz)
write an equation in slopeintercept form of the line that passes through the given points. a. (6,1), (3,7) b. (2/3,4), (6, 1/3) write an equation in pointslope form of the line that passes through the given poitns. c. (2,5), (4,3) d. (1/2,1),
asked on October 26, 2009

ss
I need help too
posted on May 17, 2019 
Science!!!
As of April 22nd, 2019 Nikka Kiss's answers are correct! (Connexus Students) (Lesson 8: The Expanding Universe Science 8B Unit 3: Our Solar System) 1. C (They become dimmer at regular intervals.) 2. A (Elliptical galaxies have almost no gas or dust between
posted on April 23, 2019 
Social Studies
Thank you!
posted on March 4, 2019 
Maths
yeah , how did u get 14.4 , and ye got this question on maths watch
posted on November 29, 2018 
Social studies
Same...
posted on November 1, 2018 
Science
Is Jazzzmin right?
posted on September 17, 2018 
Math (help)
all the people on bottom are right trust me
posted on May 16, 2018 
Science
Audrey is right thx
posted on September 5, 2017 
english 4
Water being plentiful, the lawns were green all summer. Hurricane season being over, people returned to the cottages on the beach. With the waves washing away much of the cliff, the house was in danger. The town held a festival because harvesting had
posted on October 27, 2016 
Language Arts
Can someone delete my post please
posted on April 6, 2016 
Language Arts
Okay so I to go right
posted on April 6, 2016 
Language Arts
Would it be Concrete Mixers move like elephants,Bellow like elephants and spray blike elephants
posted on April 6, 2016 
Language Arts
What do you mean by what are the parts of the mixer compared to
posted on April 6, 2016 
Language Arts
@Reed @Ms. Sue
posted on April 6, 2016 
Language Arts
So would the answer be: The drivers were compared to Indian riders of elephants called Mahouts. The concrete mixers were compared to elephants. The comparisons are alike because the driver and concrete mixer was compared to elephants and the Indian people
posted on April 6, 2016 
Language Arts
Mahouts
posted on April 6, 2016 
Language Arts
The drivers are compared to tough grayskinned monsters. The concrete mixers are compared to elephants.
posted on April 6, 2016 
Language Arts
No Ms. Sue I would like to know if you could explain it to me please
posted on April 6, 2016 
Physics
It's actually 7.643 N for (a) and 18.5 m/s^2 for centripetal acceleration in (b). Please help with the 2nd part!
posted on October 21, 2013 
Physics
I set the two position equations together and got 0.86 s as my time. Thanks!
posted on September 15, 2013 
Physics
I got 192.6 meters as my max height, but I don't think that's right. We haven't learned KE and PE yet.
posted on September 12, 2013 
Physics
I solved for time, did the quadratic & got 43.9 seconds. I used that to get a distance of 96.4 meters. The program said that they are both incorrect (might be due to significant figures) so I'm not sure where I went wrong.
posted on September 12, 2013 
General Chemistry
If HBR was added, would water form? HBr (aq) + NaOH (aq) > H2O (l) + NaBr (aq)
posted on July 20, 2013 
General Chemistry
I don't really understand which is the mass of the sample.
posted on July 14, 2013 
Physics
Thank you. Your answer is correct, but I get a different answer when I try to calculate that last equation myself. I must be in kelvin or something.
posted on April 23, 2013 
Physics
With the ladder laying flat on the ground, the axis is on the left and it is being pulled upward on the right. But the center of gravity confuses me. I don't know how that comes into play. These topics are still new to me.
posted on March 17, 2013 
Language
Thank you:))!!!!
posted on March 1, 2012 
Language
Thank you:)!!!
posted on March 1, 2012 
Language
Thank you for helping me:)
posted on January 20, 2012 
Language
Thanks !!!!
posted on January 20, 2012 
character traits
thanks!
posted on December 5, 2010 
Calculus
That's what I got too, but it says that it's wrong.
posted on February 5, 2010 
Calculus
f1(3) = (57(3))/((3)1) = 26/4 = 13/2 thanks!
posted on February 4, 2010 
Chemistry
I got the answer.
posted on January 29, 2010 
Calculus
(38.732)/2=3.35 It's not the correct answer.
posted on January 28, 2010 
Calculus
Yeah. Thanks. I found out that the limits are from 0 to 2 and 2 to 3.
posted on January 27, 2010 
Calculus
I got that the first time, but I though something was wrong.
posted on January 27, 2010 
chemistry
Hey how did you find the stand cell volutage of MnCl2 and KMNO4?
posted on December 3, 2009 
acids and alkalis
Btw, UI starts clear  it is green at neutral :)
posted on December 1, 2009 
algebra (check plz)
okay (: thanks again for your help!
posted on October 26, 2009