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Questions Asked on July 12, 2010

"A fish hangs from a spring scale supported from the roof of an elevator. If the elevator has an upward acceleration of 1.2m/s^2
1. 2 answers
2. asked by Stuck
3. 5,526 views
How do I prepare 250ml of 10% phosphoric acid from 85% phosphoric acid(density 1.69g/ml)?Thanks.
1. 2 answers
2. asked by Minnie
3. 3,465 views
How do I prepare 10% ortho-phosphoric acid in 250ml volumetric flask from 85% ortho-phosphoric acid(density 1.69g/ml) ?
1. 1 answer
2. asked by Minnie
3. 2,220 views
0.10- baseball moves toward home plate with a velocity = (-31 ).After striking the bat, the ball moves vertically upward with a
1. 2 answers
2. asked by john
3. 1,764 views
"Two girls, one of mass 40kg and the other of mass 60kg, are standing side by side in the middle of a frozen pond. One pushes
1. 1 answer
2. asked by Stuck
3. 1,711 views
A firm has two factories, one twice as large as the second. As the number of workers at each factory increases, which factory
1. 1 answer
2. asked by Anonymous
3. 1,694 views
Hi, I need to calculate the size of one of the interior angles of a regular heptagon (i.e. a regular 7-sided polygon).Any help
1. 3 answers
2. asked by Jim
3. 1,690 views
1. Calculate the speed in m/s at which the Earth revolves about the sun. You may assume the orbit is nearly circular.2. A
1. 1 answer
2. asked by anonymous
3. 1,448 views
a minor league baseball team plays 88 games in a season . if the team won 17 more then twice as many games as they lost , how
1. 1 answer
2. asked by Kristina
3. 1,414 views
2-2A #2 Rewrite the following using mathematical symbols:a. P is equal to the set containing a, b, c, and d. b. The set
1. 0 answers
2. asked by Bridget
3. 1,341 views
Balance each of the following skeleton equations.A) KCl + Pb(NO3)2 -> PbCl2 + KNO3 I balanced it out like this. KCl2 + Pb(NO3)2
1. 1 answer
2. asked by Derrick
3. 1,335 views
If I bought an item for $80 on which there was a 30% markup, what is the formula to determine the pre-markup price?
1. 1 answer
2. asked by Craig
3. 1,242 views
What is the largest rectangle that can be inscribed in the first quadrant of the ellipse 9x^2+16y^2=144?
1. 1 answer
2. asked by Micah
3. 1,210 views
List the total number of each type of atoms in the following reactants.A) 2HCL + Ca(OH)2 = 6 hydrogen, 2 carbon, 2 lithium, 2
1. 2 answers
2. asked by Derrick
3. 1,203 views
"A 5000kg helicopter accelerates upwards at 0.50m/s^2 while lifting a 2000kg car. What is the lift force exerted by the air on
1. 2 answers
2. asked by Stuck
3. 1,185 views
In a previousexperiment, 0.800 g of the green complex iron salt was placed in an Erlenmeyer flask and heated with concentrated
1. 2 answers
2. asked by Sam
3. 1,146 views
which is the simplest form of the radical expression sqrt (10)+6sqrt(10)+-3sqrt(10)
1. 3 answers
2. asked by ana
3. 1,144 views
This solution covers the following theories of emotion: the James-Lange theory, the Cannon-Bard theory, the two-factor theory,
1. 1 answer
2. asked by Anonymous
3. 1,134 views
For fluoracetic acid the highest Boltzmann distribution is when the dihedral angle is at 0 degrees. However, going from chloro-
1. 7 answers
2. asked by Anth
3. 1,100 views
based on how we are treating our earth today. what events have led to what humans want from a place in the movie called pandora.
1. 0 answers
2. asked by Ted
3. 1,020 views
The task of economic policy is to create a prosperous America. The unfinished task of prosperous Americans is to build a Great
1. 1 answer
2. asked by joshua
3. 1,018 views
what is the angular velocity in radians per second of a bicycle tire of diameter 70 cm, when the bike is traveling at 30km/h?
1. 2 answers
2. asked by youyou
3. 1,006 views
Two metal spheres are separated by a distance of 1.1 cm and a power supply maintains a constant potential difference of 710 V
1. 0 answers
2. asked by laila
3. 984 views
If 10.0g of CaCl2 and 10.0g of NaCl are dissolved in 100.0mL of solution, what is the concentration of chloride ions?I found the
1. 2 answers
2. asked by Casey
3. 982 views
A ball is rolling across the top of a billiard table and slowly rolls to a stop. How would Galileo explain the motion of the
1. 1 answer
2. asked by Ariel
3. 958 views
A sign 3 feet high is placed on a wall with its base 2 feet above the eye level of a woman attemptingto read it. How far from
1. 2 answers
2. asked by JJ
3. 931 views
The area of a circle is 28.26 square centimeters. What is its diameter (use 3.14 for ð)?
1. 2 answers
2. asked by Superman
3. 928 views
the longest lived radioactive isotope yet discovered is the beta-emitter tellurium-130.it has been determinded that it would
1. 2 answers
2. asked by penelope
3. 927 views
Balance each of the following skeleton equations. This is the last one left to balance.D) C4H10 + O2 -> CO2 + H2O = C4H10 + O2
1. 1 answer
2. asked by Derrick
3. 926 views
When disasters hit an area, the cost of everything seems to go up immediately: food, water, housing, gas and so forth. Explain
1. 1 answer
2. asked by Clyde
3. 883 views
1. What is the pH when enough 0.10 M Base (in mL) is added to neutralize 8 mL of 0.10 M Acid?Complete the following table. NaOH
1. 0 answers
2. asked by Sammy
3. 852 views
Balance each of the following skeleton equations.C) C3H8 + O2 -> CO2 + H2O This one was a bit harder for me to balance out, but
1. 1 answer
2. asked by Derrick
3. 850 views
How might your suggested solution be affected by social policies or government regulations?
1. 1 answer
2. asked by Erin
3. 811 views
C12 H22 O11 = Co2 + H2Ohow to balance this equation?
1. 1 answer
2. asked by help?
3. 784 views
1. Would ocean tides exist if the gravitational pull of the moon (and sun) were somehow equal on all parts of the world? I know
1. 1 answer
2. asked by anonymous
3. 782 views
Which of the following is NOT a way you can show that triangles are similar?A.AAA similarity B.SAS similarity C.SSA similarity
1. 1 answer
2. asked by Superman
3. 757 views
On an organic acid, the maximum electrostatic potential1) is the most negative part of a molecule. A. true B. false 2) is
1. 11 answers
2. asked by Anth
3. 755 views
Haloacetic acids have the largest maximum electrostatic potential when theBoltzmann distribution is A. high B. low C.
1. 9 answers
2. asked by Anth
3. 732 views
I was very tired, but it was great to be in Antarctica. Everyting was covered with snow. 1)It was so beautiful.-----------------
1. 1 answer
2. asked by rfvv
3. 727 views
hwo do nation a part organize infomation to build his arugment?
1. 2 answers
2. asked by sharon
3. 722 views
Haloacetic acids are the most acidic when themolecule is A. stable B. unstable dihedral angle is A. intermediate B. 0 C. 180
1. 15 answers
2. asked by Jay
3. 718 views
Since I've been waiting to get my answers checked for my submission #2, I moved on to my submission #3 and I need some questions
1. 9 answers
2. asked by Ariel
3. 700 views
hello, I can't seem to solve this question. i tried to look up someone else who may have asked this question. I found this girl
1. 1 answer
2. asked by THOMAS
3. 698 views
Suppose a fuel-cell generator was used to produce electricity for a house. If each H2 molecule produces 2e- , how many kilograms
1. 0 answers
2. asked by seth
3. 683 views
An antique dealer visited three shops. She spent $25 at the first shop. At the second shop, she spent half of her remaining
1. 1 answer
2. asked by Josh
3. 681 views
A Balloon with a volume of 2.00 L is at a pressure of 1.5 atm and a temperature of 20C. If the balloon is put into a container
1. 1 answer
2. asked by mike
3. 679 views
the iv dose of mannitol is 1.5g/kg, administered as 15% solution. how many mls of the solution should be administered to a 150
1. 3 answers
2. asked by kim
3. 679 views
In the reaction Fe2O3 + 3CO �¨ 2Fe + 3CO2How much CO is used to produce 112 grams of iron?
1. 1 answer
2. asked by Dillon
3. 676 views
Sue bought a dress on sale fro $21.50. If the sale was a 15% off sale, how much money did she save compared to if she bought at
1. 5 answers
2. asked by kid
3. 674 views
Application of Derivatives and Integrals:A sign 3 feet high is placed on a wall with its base 2 feet above the eye level of a
1. 1 answer
2. asked by JJ
3. 655 views
Suppose a charge q is placed at point x = 0, y = 0. A second charge q is placed at point x = 6.2 m, y = 0. What charge Q must be
1. 0 answers
2. asked by laila
3. 654 views
solve the equation 3^2x + 2.3^x - 15 = 0
1. 1 answer
2. asked by mattie
3. 654 views
what is the present value of $1,000 paid at the end of the next 100 years if the interest rate is 7% per year?
1. 2 answers
2. asked by mary
3. 649 views
A snail is crawling along a meter stick. At a certain point the snail stops. The snail needs to crawl three times as far as it
1. 2 answers
2. asked by Josh
3. 649 views
calculate the orderedmedication for each of the following IV bags to achieve the ordered concentration Ordered: Add 30 mEq KCl
1. 0 answers
2. asked by Grace
3. 646 views
A pet owner accidentally applies 2.5 ml of a dog flea product containing 45% permethrin to a 15 lb cat. What is the dosage this
1. 0 answers
2. asked by Nancy
3. 646 views
how many grams of copper (II) Chloride are formed in the double replascement reaction of 1.1 g copper (II) oxide and excess
1. 1 answer
2. asked by maleia
3. 644 views
Whst steps did louis XIV to consolidate his power as the absolute monarh of France?
1. 1 answer
2. asked by ami
3. 642 views
Can't seem to find the answer to this question.In the aftermath of WWI, the largest manufacturing industry in the state of
1. 2 answers
2. asked by Hiro
3. 636 views
What is the pH of the solution created by combining 1.20 mL of the 0.10 M NaOH(aq) with 8.00 mL of the 0.10 M HCl(aq)? with 8.00
1. 3 answers
2. asked by Anonymous
3. 629 views
These are questions I'm unsure about out of 20 for my submission #2. Someone please check soon. My answers have an =.1.)A ball
1. 4 answers
2. asked by Ariel
3. 628 views
Explain how the U.S became involved in the politics of Southeast Asia.Explain how this involvement affected the U.S.
1. 5 answers
2. asked by Kent
3. 627 views
Why reproduction in seed plants (spermopsids)is not dependent upon water?please explain!
1. 4 answers
2. asked by Mesut
3. 626 views
Hi, I have to produce a sketch of a line that passes through the points (4,3) and (10,0), i have already worked its gradient out
1. 1 answer
2. asked by Jas
3. 618 views
How many muscles does it take to smile, and how many muscles does it take to frown? How many muscles does it take to raise my
1. 0 answers
2. asked by Hannah
3. 614 views
hello, I can't seem to solve this question. i tried to look up someone else who may have asked this question. I found this girl
1. 3 answers
2. asked by THOMAS
3. 609 views
What message is conveyed in the lyrics from Harry Chapin cats in the cradle song from 1974 considering the relationship to
1. 1 answer
2. asked by Breanna
3. 602 views
what is 20 Jamaican dollars equal in Canada.
1. 1 answer
2. asked by saira
3. 597 views
which of the following are prime number?a) 5 b) 19 c) 33 d) 49
1. 7 answers
2. asked by kid
3. 593 views
If the arc on a particular circle has an arc length of 14 inches, and the circumference of the circle is 84 inches, what is the
1. 1 answer
2. asked by Superman
3. 593 views
Week 4: Exercises from E-Text12. Individual Assignment: Exercises From the E-Text Due 7/12/10 • Resource: Applied Statistics
1. 5 answers
2. asked by bebe
3. 591 views
ken griffy jr hit 23 home runs in the first 50 games of the season. If he hit homw runs at this pace all season, how many would
1. 5 answers
2. asked by kid
3. 590 views
A 5-newton block is being pulled up a ramp at a constant speed. The angle between the ramp and the horizontal is 30°. If the
1. 0 answers
2. asked by luns
3. 582 views
1) What is the effect of adding a weight to the end of a baseball bat used for practice swings?2) What does it mean to say that
1. 0 answers
2. asked by anonymous
3. 574 views
REVISION TO PREVIOUS POST:What is the pH of the solution created by combining 1.90 mL of the 0.10 M NaOH(aq) with 8.00 mL of the
1. 3 answers
2. asked by Sara
3. 570 views
No one can predict a natural disaster or world crisis. When a hurricane or flood or a pandemic strikes a country, who is most
1. 1 answer
2. asked by Clyde
3. 568 views
what is the mass of 3.50mol of FeCl2could you show me step by step how to do this?
1. 2 answers
2. asked by Anonymous
3. 555 views
The perimeter of this rectangular portion needs to be 14 yards and the diagonal is 5 yards. Can you help Mike determine the
1. 1 answer
2. asked by JT
3. 546 views
z=u(v+w)^(1/2) find ∂^3z/(∂u∂v∂w)what partial derivative am I suppose to be finding exactly? Do I take the derivative of
1. 0 answers
2. asked by C
3. 545 views
An Illinois state statute bans certain advertising to prevent consumers from being misled. A court would likely hold this
1. 1 answer
2. asked by John
3. 543 views
What is the pH of the solution created by combining 0.80 mL of the 0.10 M NaOH(aq) with 8.00 mL of the 0.10 M HCl(aq)? with 8.00
1. 3 answers
2. asked by Cindy
3. 541 views
A manufacturer of AC units realizes a cost of $55.00 for every unit produced. Its total fixed cost is $2,000,000. If the
1. 0 answers
2. asked by Craig
3. 533 views
simplify the expression -10xy - 15y / 5y-10xy -3y^2 is my answer rigth or wrong
1. 1 answer
2. asked by ana
3. 525 views
I need help with the following if that's ok?Calculate the discriminant of the quadratic expression 2x 2 + 5x − 2.
1. 1 answer
2. asked by Jo
3. 517 views
A man of such obvious and exemplary charm must be a liar - BrooknerONE SAYS: This is not a causal statement yet it is written
1. 1 answer
2. asked by reema
3. 513 views
In general, the frequency of APs in an afferent neuron is related to the amplitude of the receptor potential in the following
1. 0 answers
2. asked by jay
3. 510 views
I am having big troubles on this question.What is the increase in acidity associated with a decrease of one unit on the pH
1. 3 answers
2. asked by Aaron
3. 504 views
I was getting restless to post these questions, so I decided to go ahead and post them.Balance each of the following skeleton
1. 1 answer
2. asked by Derrick
3. 502 views
List your references according to APA guidelines in the space below. You are required to use at least one outside source to
1. 1 answer
2. asked by Clyde
3. 499 views
in a mixture if concrete, there are four lb of cement mix for each pound of gravel. if the the mixture contains a total of 195
1. 1 answer
2. asked by Kristina
3. 492 views
A man leaves his house and begins walking in a straight line. After 2 hours he is ten miles from home. Calculate the man's
1. 0 answers
2. asked by Ariel
3. 487 views
What message in the lyrics from Harry Chapin cats in the cradle song from 1974 convey considering the relationship to gender and
1. 1 answer
2. asked by Robert
3. 487 views
trace the course of french revolution from calling estates general to creation of national assembly? why estate general called
1. 1 answer
2. asked by ami
3. 485 views
Larry, Lionel, and Lester painted a fence. Larry painted the first 1/3 of the fence. Lionel painted 3/5 of what rtemained.
1. 1 answer
2. asked by Josh
3. 478 views
napoleon russian campaign has been a disaster why? Describe the campaign what happened and the consequences for the french army
1. 1 answer
2. asked by ami
3. 476 views
In a suit between Best Products, Inc., and Central Sales Corporation, the court applies the doctrine of stare decisis . This
1. 1 answer
2. asked by John
3. 475 views
A certain capacitor stores 360 J of energy when it holds 9.1 10-2 C of charge.(a) What is the capacitance of this capacitor? µC
1. 1 answer
2. asked by laila
3. 474 views
A. Increasing halogen atom size.B. Decreasing acid strength. C. Shortening of the C-C bond. D. Increasing electronegativity. E.
1. 6 answers
2. asked by Anonymous
3. 469 views
“The Loons” (Margaret Laurence)i cant find the website for this short story.plz help! thnx
1. 1 answer
2. asked by Thara
3. 467 views
how do you solve thisWhat is the pH of the solution created by combining 2.60 mL of the 0.10 M NaOH(aq) with 8.00 mL of the 0.10
1. 1 answer
2. asked by Jin
3. 465 views

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