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2012
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Questions Asked on October 22, 2012

HOW DOES KINETIC ENERGY DEPEND ON MASS?
1. 0 answers
2. asked by jiskha
3. 320 views
If other factors are held constant, how does increasing the number of scores in each sample affect the value of the independent
1. 0 answers
2. asked by tanya
3. 523 views
Solve:x^3-3x^2=0 Please explain, here's what I did. Am I right? I didn't know what to do next. x^2(x-3)=0
1. 1 answer
2. asked by LaRazia
3. 262 views
Will a fluoride concentration of 1.0 mg/L be soluble in a water containing 200 mg/L of calcium?
1. 3 answers
2. asked by John
3. 500 views
a random sample of the grade of 78 students is taken. what is the probability that the average grade will be between 80.3% and
1. 1 answer
2. asked by kenneth
3. 457 views
A 45-kg skater rounds a 5.0-m radius turn at 6.3 m/s. (A.) What are the vertical and horizontal components of the force the ice
1. 0 answers
2. asked by John
3. 709 views
Determine the x-intercepts of thef(x)= (x-2)(x+3)(x-7) Please explain, I don't know if I did it right. I got 2, -3, 7
1. 1 answer
2. asked by LaRazia
3. 317 views
A student moves a box of books by attaching a rope to the box and pulling with a force of 80.0 N at angle of 45o. The box of
1. 0 answers
2. asked by amber
3. 765 views
The null and alternate hypotheses are:H0: μ1 = μ2 H1: μ1 ≠ μ2 A random sample of 15 items from the first population showed
1. 1 answer
2. asked by Anonymous
3. 1,087 views
cam had 35 more coins than kip. She gave he share to kip who divided all the coins equally into 3 stacks. If each stack has 45
1. 6 answers
2. asked by lidia
3. 317 views
In its first month of operations, Danielle Company made three purchases of merchandise in the following sequence: (1) 161 units
1. 1 answer
2. asked by milania
3. 1,765 views
An 76 kg construction worker sits down 2.0 m from the end of a 1440 kg steel beam to eat his lunch. The cable supporting the
1. 3 answers
2. asked by kev
3. 12,237 views
Ma Jupe est trop longue (pantalon)
1. 4 answers
2. asked by Alisha
3. 1,074 views
In this sentence: Matt began to see himself differently after he talked to Mr. Bataky.In this sentence "himself" is an object
1. 3 answers
2. asked by Sally
3. 687 views
using a come-along I am pulling 220 lbs. up a stairway(45*) angle. How much weight am I actually pulling?
1. 0 answers
2. asked by Gaston
3. 406 views
A sample of benzoic acid contaminated with NaCl and sand is to be recrystallized:Benzoid Acid: Solubility in water at 100
1. 1 answer
2. asked by Trisha
3. 1,995 views
Write the chemical equation for the standard molar enthalpy of formation of periodic acid, H5IO6.
1. 1 answer
2. asked by Sam
3. 747 views
A 0.30 kg mass is attached to a spring with a spring constant 170 N/m so that the mass is allowed to move on a horizontal
1. 0 answers
2. asked by roro
3. 640 views
The text for this class is strange to read and about clear as mud. The question that I am needing help with is this one:
1. 1 answer
2. asked by Marie
3. 450 views
A 2.42 kg steel ball strikes a massive wall at 11.7 m/s at an angle of 60.0° with the plane of the wall. It bounces off the
1. 0 answers
2. asked by Anonymous
3. 639 views
Native-born Americans, especially those of small towns and rural areas, rallied in the 1920s to protect American values. What
1. 0 answers
2. asked by janixa
3. 387 views
A 48.2 kg girl is standing on a 160. kg plank. The plank, originally at rest, is free to slide on a frozen lake, which is a
1. 0 answers
2. asked by Anonymous
3. 567 views
Identify the product concepts you used in determining the packaging. How does the packaging affect the effectiveness of the
1. 0 answers
2. asked by Amber
3. 517 views
Choose a product you wish to market. You will follow this product through all four P's of Marketing. Describe your goal. Is it
1. 1 answer
2. asked by Amber
3. 667 views
What is the distance between the rectangular coordinates (1,16) and (10,4)?
1. 1 answer
2. asked by Jake
3. 306 views
In an election, Kate lost to Lee by 32 votes. Because the vote was so close, they decided to have a re-vote. All of Kate's
1. 1 answer
2. asked by Jake
3. 971 views
mass is 64.0 and volume is 16.0what is the density?
1. 1 answer
2. asked by kenzie
3. 291 views
A ball is fired from the ground with an initial speed of 2.38 * 10^3 m/s (approximately seven times the speed of sound) at an
1. 1 answer
2. asked by Michelle
3. 532 views
You look down.You look blue. You look depressed. You look melancholy. You look gloomy. (Are they all the same?)
1. 4 answers
2. asked by rfvv
3. 688 views
the perimeter of a dog park is 156 ft. If the length of the park is 2 ft. less than 3 times the width, what are the dimensions
1. 6 answers
2. asked by reba
3. 688 views
A pistol that fires a signal flare gives the flare an initial speed (muzzle speed) of 185 m/s.(a) If the flare is fired at an
1. 1 answer
2. asked by Michelle
3. 817 views
Ann, a 59.2 kg person throws a 0.0435 kg snowball forward with a ground speed of 39.5 m/s. Billy, with a mass of 63.5 kg,
1. 0 answers
2. asked by Anonymous
3. 517 views
A 1.8 tall basketball player attempts a goal11 from the basket that is 3.05 high.If he shoots the ball at a 54 ◦ angle, at
1. 1 answer
2. asked by Haley
3. 693 views
A military helicopter on a training mission is flying horizontally at a speed of 60.0 m/s and accidentally drops a bomb
1. 1 answer
2. asked by Michelle
3. 1,340 views
a 0.2kg rubber ball is dropped from the window of a building. It strikes the sidewalk below at 30 m/s and rebounds up at 25 m/s.
1. 2 answers
2. asked by Jazmin
3. 1,193 views
Hi, I am doing a project and I don't know what this means: Columbia's Human Development Index is 0.710.I don't know if that
1. 3 answers
2. asked by Unknown
3. 583 views
A 6.7 kg package starts from rest and slides down a mail chute that is 50 m long and has a vertical drop of 10m. If the velocity
1. 0 answers
2. asked by Jazmin
3. 512 views
Courtney wanted to share raisins with Norman and Mark. She counted 36 raisins in her box. She said "If we all have the same
1. 1 answer
2. asked by Jane
3. 563 views
I titrated 0.25g of soda ash mixed with 25mL of deionized water and it took 43.7mL of hydrochloric acid to complete the
1. 4 answers
2. asked by Zach
3. 639 views
A 65.0 kg professional diver performs a dive from a platform 10 m above the water surface. Find the average impact force she
1. 0 answers
2. asked by Anonymous
3. 449 views
Gayle runs at a speed of 8.00 m/s and dives on a sled, initially at rest on the top of a frictionless, snow-covered hill, that
1. 1 answer
2. asked by Anonymous
3. 632 views
being a member of the health team allows the pharmacy assistanr to?(a)be a link between the doctor,the customer and the
1. 1 answer
2. asked by susue
3. 782 views
Janet jumps off a high diving platform witha horizontal velocity of 2.11 m/s and lands in the water 2.6 s later. How high is the
1. 1 answer
2. asked by Rachel
3. 802 views
how long to the nearest year will it take an investment in germany to double its value if the interest is compunded every six
1. 0 answers
2. asked by zac
3. 386 views
When the iron(II) ammonium sulfate was mixed with the ferrocyanide ion, the precipitate was initially white but turned blue upon
1. 2 answers
2. asked by Alisha
3. 2,839 views
What geographic factors have an impact on Colombia?
1. 1 answer
2. asked by Unknown
3. 559 views
A 0.43 kg object connected to a light spring with a spring constant of 21.4 N/m oscillates on a frictionless horizontal surface.
1. 0 answers
2. asked by roro
3. 497 views
Using the information provided calculate the heat of reaction involved in the conversion of 25.00 g of methane (CH4, MM=16.0426
1. 2 answers
2. asked by Kjd
3. 745 views
An amount of 414.27 g of zinc sulfide (ZnS, MM=97.44 g/mol) reacts with 99.58 g of oxygen gas (O2, MM=31.999 g/mol) at a
1. 0 answers
2. asked by Tymee
3. 430 views
The volume of an ideal gas contracts from 5.68 L to 2.35 L as the result of a constant applied pressure of 1.48 atm. The system
1. 0 answers
2. asked by Tymee
3. 381 views
developmentally appropriate practices are based upon knowledge of
1. 2 answers
2. asked by susan
3. 405 views
Rosa and Marty had the same amount of money.After Rosa spent $45 and Marty spent $117, Rosa had 4 times as much money as Marty.
1. 1 answer
2. asked by lidia
3. 630 views
In an industrial process to make alcohol, bacteria, sugar, and water are fed into a bioreactor. The bacteria make alcohol, and
1. 0 answers
2. asked by Krin
3. 994 views
In a Broadway performance an 81.0 kg actor swings from a 2.35 m long cable that is horizontal when he starts. At the bottom of
1. 0 answers
2. asked by Anonymous
3. 602 views
In an industrial process to make alcohol, bacteria, sugar, and water are fed into a bioreactor. The bacteria make alcohol, and
1. 0 answers
2. asked by Krin
3. 667 views
What are some websites that gives facts about Weed Killer? How do I start an investigation report about this subject? Please
1. 3 answers
2. asked by Losa
3. 649 views
A helicopter propeller blade starts from rest and experiences a constant angular acceleration of 25.0 rad/s2. Find the speed of
1. 0 answers
2. asked by koko
3. 855 views
Will a fluoride concentration of 1.0 mg/L be soluble in a water containing 200 mg/L of calcium?This is what i found for ksp
1. 2 answers
2. asked by John
3. 650 views
Nurse erika needs to prepare 12 liters of a 10% saline solution. The stockroom only has 7 % and 15% saline solutions. How much
1. 1 answer
2. asked by sh
3. 497 views
I'm so irritated i cannot come up with the right answer. When 1662 J of heat energy is added to 45.9 g of hexane, C6H14, the
1. 1 answer
2. asked by smh
3. 486 views
A 16.0 g bullet is fired horizontally into a 87 g wooden block that is initially at rest on a frictionless horizontal surface
1. 0 answers
2. asked by Anonymous
3. 547 views
Native-born Americans, especially those of small towns and rural areas, rallied in the 1920s to protect American values. What
1. 1 answer
2. asked by janixa
3. 416 views
A 0.55- ball, attached to the end of a horizontal cord, is rotated in a circle of radius 1.5 on a frictionless horizontal
1. 1 answer
2. asked by Anonymous
3. 11,809 views
Which of the following sentences is the refusal implied rather than directly stated
1. 1 answer
2. asked by Nelly
3. 719 views
A 89.0 kg fullback running east with a speed of 5.00 m/s is tackled by a 97.0 kg opponent running north with a speed of 6.00
1. 0 answers
2. asked by Anonymous
3. 742 views
If the heat of combustion for a specific compound is -1310.0 kJ/mol and its molar mass is 75.45 g/mol, how many grams of this
1. 3 answers
2. asked by :)
3. 533 views
(3X+1)/(3)-(3/2)=(1-X)/(4)I am having trouble simplifying the fractions because everytime I do it I come up with a different
1. 1 answer
2. asked by Linda
3. 384 views
in the back stockroom at the wheel shop, the number of seats and horns equaled the number of wheels. the number of seats and
1. 4 answers
2. asked by Char
3. 3,089 views
How would you derive n(E)= E^2/((e^E/T) - 1)a) Evaluate dn/dE at fixed T. Leave answer in symbolic forms of E and T. b) dn/dT at
1. 0 answers
2. asked by Avery
3. 376 views
1. What is the name of the third largest ocean in the world? The Indian Ocean2. What is the capital of the People's Democratic
1. 1 answer
2. asked by Reed
3. 468 views
Does anyone know wher ican find info. about Hammarabi's code.
1. 1 answer
2. asked by aclynn
3. 399 views
A 16.0 g bullet is fired horizontally into a 87 g wooden block that is initially at rest on a frictionless horizontal surface
1. 1 answer
2. asked by Anonymous
3. 590 views
The measure of angle B, the supplement of angle A, is four times the measure of angle C, the complement of angle A.I need to
1. 1 answer
2. asked by Anonymous
3. 1,220 views
The difference between transhumance and nomadic pastoralism is: (Points : 1)in transhumance people grow food and in nomadic
1. 2 answers
2. asked by Maria
3. 4,156 views
Can you check my answers please?1. How does the continent you live on rank in land area when compared to all other continents?
1. 1 answer
2. asked by Reed
3. 1,368 views
A reaction of magnesium with nickel (iii) chloride will produce magnesium chloride and nickel. Using 31.76g of magnesium would
1. 1 answer
2. asked by Nicole
3. 1,774 views
What mass of LiSO4 (110 g/mol) is required to prepare 30mL of 0.20M LiSO4?
1. 1 answer
2. asked by Yazmin
3. 487 views
how to calculate activation energy and frequency factor
1. 0 answers
2. asked by Aisha
3. 603 views
If there were 197g of sulfuric acid in your car battery, how many grams of baking soda would you need to completely neutralize
1. 1 answer
2. asked by Courtney
3. 417 views
you throw a ball upwards in the air at a velocity of 80m/s how fast will it be moving at 3 sec?
1. 1 answer
2. asked by Ahmad Bradshaw
3. 356 views
A 45 kg gymnast steps off a platform located 1.3 m above a spring board. The spring board compresses 25 cm. a)What is the spring
1. 2 answers
2. asked by Anna
3. 1,494 views
In Professor White’s statistics course the correlation between the students’ total scores before the final examination and
1. 1 answer
2. asked by Kevin
3. 716 views
10. What mass of LiSO4 (110 g/mol) is required to prepare 30mL of 0.20M LiSO4?11. Liquid bromine is reacted with aluminum to
1. 1 answer
2. asked by Yazmin
3. 728 views
Use the balanced equation to answer the following: 3AgNO3(aq) + FeCl3(aq)...Fe(NO3)3(aq) + 3AgCl(s) If 21.73g of FeCl3 is mixed
1. 2 answers
2. asked by Nicole
3. 1,365 views
what are some of the natural resources found at the grand canyon?
1. 1 answer
2. asked by destiny
3. 377 views
Write a java application that finds the smallest of several integers. Prompt the user for the number of integers that will be
1. 1 answer
2. asked by saleh
3. 1,174 views
Under the influence of its drive force, a snowmobile is moving at a constant velocity along a horizontal patch of snow. When the
1. 0 answers
2. asked by Kane
3. 683 views
The drawing shows two boxes resting on frictionless ramps. One box is relatively light and sits on a steep ramp. The other box
1. 0 answers
2. asked by greg
3. 600 views
The drawing shows two frictionless inclines that begin at ground level (h = 0 m) and slope upward at the same angle θ. One
1. 0 answers
2. asked by jim
3. 785 views
Hormones that regulate the development and functioning of reproductive organs are called?
1. 1 answer
2. asked by Anonymous
3. 451 views
Find the angular velocity of a clock's second hand and the linear speed and linear acceleration of a point on the second hand
1. 0 answers
2. asked by Pat
3. 554 views
A 20 foot ladder is sliding down a vertical wall at a constant rate of 2 feet per second.a) How fast is the ladder moving away
1. 2 answers
2. asked by Olivis
3. 2,626 views
A 20 foot ladder is sliding down a vertical wall at a constant rate of 2 feet per second.a) How fast is the ladder moving away
1. 0 answers
2. asked by Olivis
3. 643 views
A 20 foot ladder is sliding down a vertical wall at a constant rate of 2 feet per second.a) How fast is the ladder moving away
1. 0 answers
2. asked by Olivis
3. 1,246 views
A 20 foot ladder is sliding down a vertical wall at a constant rate of 2 feet per second.a) How fast is the ladder moving away
1. 1 answer
2. asked by Olivis
3. 567 views
use the intermediate value theorem to prove that every real number has a cubic root. That is, prove that for any real number a
1. 0 answers
2. asked by not so master
3. 545 views
Answers for Determine The Minimum Distance From The Point (18,20) To The Line 5x+8y=120 Include: Graph, Algebra Of Any
1. 1 answer
2. asked by Okzy
3. 668 views
Let f(x)= [5x^(1/4)]*(x^3-8)Evaluate at f'(x).
1. 1 answer
2. asked by J
3. 290 views
a) A 2.56 balloon contains 3.66 g of gas. Find the densityb) A 45.3 g sample placed in a graduated cylinder causes the water
1. 5 answers
2. asked by Seastone
3. 1,190 views
Suppose that f(x)= (e^x)/(x^2+16. Find f'(0).
1. 1 answer
2. asked by J
3. 297 views

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