Wednesday
September 17, 2014

Posts by Kaleb


Total # Posts: 32

Math
Liam has a bag containing five red, two blue, five green, six yellow and two white marbles that are all the same size and shape. what is the probability of randomly choosing a green marble on the first pick, not replacing it, and then randomly choosing a green marble on the ...
March 18, 2014

Physics
If the gravitational force on you is 670N on the earth, how strong is the gravitational force on you on the surface of a neutron star that has the same mass as our sun and a diameter of 20.0km ? Take the mass of the sun to be ms = 1.99×1030kg , the gravitational constant...
February 25, 2014

chemistry
Calculate the heat that must be supplied to a 488 g stainless steel vessel containing 441 g of water to raise its temperature from 38.7◦C to the boiling point of water 100◦C.
September 28, 2013

Chem
If you begin with 10. liters of 0.15 M NaCl, what mass of NaOH can be formed? 2 NaCl(aq) + 2 H2O(liq) ¨ H2(g) + Cl2(g) + 2 NaOH(aq)
April 17, 2013

math
what is a set of atleast twelve numbers that have the following landmarks: maximum:8 Range:6,mode:6,median:5 Show a bar graph of the data
October 19, 2012

math
what is a set of atleast twelve numbers that have the following landmarks: maximum:8 Range:6,mode:6,median:5 Show a bar graph of the data
October 19, 2012

physics
A pelican flying along a horizontal path drops a fish from a height of 5.1 m. The fish travels 6.1 m horizontally before it hits the water below. What was the pelican’s initial speed? The acceleration of gravity is 9.81 m/s2 . Answer in units of m/s
October 7, 2012

Economics
The answer is c
July 22, 2012

Physics
A sunbather lying on a floating raft that experiences no friction with the water gets up and walks to the western end of the raft. While she is walking, how does the center of gravity of the system composed of her and the raft move? Why? If the mass of the raft is 10 times ...
July 1, 2012

Physics Angular displacement
A car is traveling with a speed of 25 m/s along a straight, horizontal road. Each wheel has a radius of .25 m. If the car speeds up with a linear acceleration of 2.0 m/s^2 for 6.0 s. Find the angular displacement of each wheel during this time in revolutions.
July 1, 2012

Physics, Angular displacement
A 20 kg sled is being pulled along a horizontal stretch of snow covered ground by a horizontal force of 30 N. Starting from rest, the sled attains a speed of 2.0 m/s in 12 m. Using the work-energy theorem, find the coefficient of kinetic friction between the sled and the snow.
July 1, 2012

math
A painter covers 4 square yards of surface in 1.5 minutes. The area of a tennis court is 800 square yards. Using one of these painters, how many hours will it take to paint a tennis court?
October 12, 2011

math
kris scored 630 points on a particular section of a CPA exam for which the score were normally distributed with a mean of 600 points and a standard deviation of 75 points. At a differenttime, kerry scored 540 points on the same section, for which scores were normally ...
April 12, 2011

math
what is 5 3/4 divided by 1/3? please show work.
March 24, 2011

math
what is dimensions of an acre? and size of football field?
March 1, 2011

social studies
Which issue did some people think would be a problem related to NAFTA? A. increases in immigrants from Mexico B. decreases in income to governments because of lower tariffs
January 13, 2011

adv. alg.
list all roots of 1) x^5-3x^4+3x^3-x^2=0 2)8x^3-12x^2+6x-1 3) x^4=16
December 5, 2010

math
)SIMPLIFY i^2 square root of -80 2)SOLVE 49x^2+100=0 3)14-i^6 divided by i
November 29, 2010

adv. algebra
1)SIMPLIFY i^2 square root of -80 2)SOLVE 49x^2+100=0 3)14-i^6 divided by i
November 29, 2010

geometry
what is regular and not regular polygons?
February 3, 2010

5th grade math
what is the greatest common factor of this number pair? 24,28 what is the least common multiple of this number pair? 27,36
December 17, 2009

math
1. find the least common multiple of each number pair 27,36 2. find the greatest common factor of each number pair 24,28
December 17, 2009

Math
How to write one half percent?.05% or .5%?
November 11, 2009

5th grade
rectangular arrays for 8. write prime or composit
November 9, 2009

science
The amount of matter in an object is its______. The amount of matter in a given space or volume is its_______.
September 5, 2009

math
Is 70.21 = 7.210 ?
September 5, 2009

geography
Which pair of basic questions guides geographers in their work
August 12, 2009

7th grade 3D math
-2(-2)^2
July 27, 2009

commas
Would there be a comma after a question mark in this sentence. "When are we going to the zoo?" Anthony asked. "I want to see the elephants."
December 9, 2008

Finance
Corporations that do not issue financial securities such as stock or debt obligations: A) will not be able to increase sales. B) cannot be profitable C) generate sufficient funds to fulfill their needs D) do not face double taxation of thier profits I read and read and I think...
July 27, 2008

Math
I have to use a 1 parallelogram, 1 square, and 2 small triangles -they are cut out of paper-. I have to make trapezoid out of those. Any ideas
May 13, 2008

physics
According to my physics book with the answers in the back, this is correct.
January 29, 2007

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