Monday
December 5, 2016

Total # Posts: 25

Statistics
In a sample of 1000 tires, with a mean of 250 miles per tire....about how many tires will last longer than 300 miles?
June 30, 2016

Algebra
If a+b=-9 what is 8a + 8 b?
October 19, 2015

Algebra 2
Is the solution to this rational expression extraneous? The problem: (2x-3)/7 -(7x)/14 My answer: x = -9/4 My teacher wants to know if the solution is extraneous and I know I have to plug my answer back into the expression to check but I still don't understand.
October 7, 2015

Physics
A small aircraft A is about to land with an airspeed of 80 mi/hr. If the aircraft is encountering a steady side wind of speed 10 mi/hr, what angle (alpha) should the pilot direct the aircraft so the the absolute velocity is parallel to the runway? What is the speed at touchdown?
May 21, 2015

english
Summary of the soft voice of the serpent
May 20, 2013

Math
If it snowed 7 days in the month of December in Wisconsin, what percent of the days in December did Wisconsin get snow?
January 21, 2013

English
Can you explain to me what this means: "First thoughts are also unencumbered by ego, by that mechanism in us that tries to be in control, tries to prove the world is permanent and solid, enduring and logical."
January 21, 2013

9 is Substance Farming (Just took the test, and that's what it says"
January 10, 2013

What were some of the causes of the financial crisis and how do you think they could be prevented? Do you think steps are being taken? Why or why not?
August 27, 2012

General Computer Science
Why should IT policy and control be a prime concern to overall management in the selection and development of IT management?” Please write an answer to the above question.
August 22, 2012

General Engineering
A drag line is connected to an electric motor. Crates are hooked onto the line and dragged horizontally from one location within the factory to another across a series of rollers. There is 15° between the crate and motor and a force of 500N Each crate has a mass of 200kg. ...
August 22, 2012

General Psychology
In considering the importance of culture to ethics please help me answer the below questions: 1. Are some cultures more moral than others? Please give examples and explain your position. Can you describe a moral standard that is at variance with your own ethical system? 2. Are...
August 22, 2012

algebra
Why does the inequality sign change when both sides are multiplied or divided by a negative number? Does this happen with equations? Explain why or why not? Write an inequality for your classmates to solve. In your inequality, use both the multiplication and addition ...
January 3, 2012

Chemisrty
nooooooo
February 22, 2011

chem
you're right doc its Ag2SO4, thanks guys!
December 14, 2010

Chemistry!
determine the new molarity of calcium ions when 50.0 mL of a 1.50 M calcium chloride solution are combined with 750.0 mL of a 0.236 M calcium phosphate solution.
December 14, 2010

Chemisty!
0.04201/0.08696 = 0.483 M of [Mg^2+] but how do I get the [Cl-]? the answer is suppose to be 0.966M
December 14, 2010

Chemisty!
what are the molarities of Mb^2+ ions and Cl- ions in an aqueous solution of 4.00% by the mass magnesium chloride, with a density of 1.15g mL-1?
December 14, 2010

chemistry
Find the percent by mass of sodium chloride in a 1.35 M NaCl solution. The density of the solution is 1.06 g/mL..............how do I go about doing this question thanks!
December 6, 2010

math help
I really don't understand how to write the expression as one invloving only sinϴ and cosϴ sin2ϴ+cos3ϴ
February 27, 2010

math
there are fewer than 6 dozen eggs in a basket. if i cout them by 2s, there is obne left over. if i count by 3s, there are 2 left over. three are left if i count them by 4s. four are left if i count by 5s. how many eggs are there
January 25, 2010

mATH
Y/1 DIVIDED BY 2 4/5, Y = ?
October 1, 2008

Chemistry
For the following reaction, what is the approximate value of Delta H? CH4(g) --> CH3(g) + H(g) I figured it out.. C-H = 411 4 moles on one side 3 on the other so [4*411]-[3*411] = 411
February 25, 2007

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