Wednesday
September 3, 2014

Posts by deana


Total # Posts: 25

Chemistry
A 2.5 L sample of gas at 25 degrees Celsius is heated to 50 degrees celcius at constant pressure. What would the volume be at 50 degrees celcius?
March 27, 2012

Chemistry
A 5.0 L sample of gas at 1.0 atm and 25 degrees Celsius is compressed to 0.05 L and 5.0 atm. What is the temperature at this new set of conditions?
March 27, 2012

Math
solution to the equation x2 – 9x – 22 = 0?
February 26, 2012

Math
In right triangle PRS, sin ÚP = (8/17) What is <P?
February 26, 2012

math. can someone explain this!
using this information: if an object is thrown straight up into the air from the height H feet per second then at time tseconds the height of the object is -16.1t^2 +Vt+ H feet. This formula uses only gravitational force, ignoring air friction. It is valid only until the ...
February 10, 2012

math
using this information: if an object is thrown straight up into the air from the height H feet per second then at time tseconds the height of the object is -16.1t^2 +Vt+ H feet. This formula uses only gravitational force, ignoring air friction. It is valid only until the ...
February 10, 2012

math
using this information: if an object is thrown straight up into the air from the height H feet per second then at time tseconds the height of the object is -16.1t^2 +Vt+ H feet. This formula uses only gravitational force, ignoring air friction. It is valid only until the ...
February 10, 2012

Reading
Helping my son with a book project, what is a plot paper bag or plot mobile?
January 30, 2012

math
51. The figure below illustrates an isosceles right triangle with legs of length 1, along with onefourth of a circle centered at the right-angle vertex of the triangle. Using the result that the shortest path between two points is a line segment, explain why this fi...
January 25, 2012

geometry
51. The figure below illustrates an isosceles right triangle with legs of length 1, along with onefourth of a circle centered at the right-angle vertex of the triangle. Using the result that the shortest path between two points is a line segment, explain why this fi...
January 25, 2012

PHI 103
Thomas jefferson owned slaves, so slavery must have been a good idea what fallacy is that?
December 15, 2011

Math
You have available five different investment strategies and their respective payoffs for various states-of-nature as shown in the chart below. Which investment would you make under the different decision criteria? States of Nature Sever Decline Moderate Decline Stable Moderate...
September 25, 2011

Math
Jan Gentry is the owner of a small company that pro¬duces electric scissors used to cut fabric. The annual demand is for 9,000 scissors and Jan produces the scissors in batches. On average, Jan can produce 185 scissors per day. Demand for scissors has been about 45 scis&...
September 25, 2011

Statistics
You have available five different investment strategies and their respective payoffs for various states-of-nature as shown in the chart below. Which investment would you make under the different decision criteria? States of Nature Sever Decline Moderate Decline Stable Moderate...
September 25, 2011

Decision Criteria
You have available five different investment strategies and their respective payoffs for various states-of-nature as shown in the chart below. Which investment would you make under the different decision criteria? States of Nature Sever Decline Moderate Decline Stable Moderate...
September 25, 2011

PHYSICS - HELP
A wind with speed 45 m/s blows across a roof 20 m long and 12 m wide. The pressure inside the room is 1 atm. What is the net force on this roof due to the pressure difference inside and outside the roof? (The density of air is equal to 1.3 kg/m3.) Question 1 options: A) 2.4 ...
August 10, 2011

Chemistry
Well what I did to get the % H2O is just subtract the end product(0.3423)from the original sample (0.6523) to get the 0.3100 H20 then found the percent by dividing and got 47.5% H20. Is this the completely wrong method of going about this problem and should do the moles way?
October 12, 2008

Chemistry
After 0.6523 g of CoCl2*6H2O is heated, the residue has a mass of 0.3423 g. Calculate the % H20 in the hydrate. What is the formula of the hydrate? -I understand how to get the % H2O in the experiment but how do you determine the formula?
October 12, 2008

arithmetic
Well I am really bad at math mostly multiplication and division.When I start to think that i am getting math my teacher teachs something new what do i do.
September 26, 2008

color theory
I know this is an old post, but the test is still the same. If you're tempted to copy the answers of the person that swears you'll get 100 percent with the answers listed, you won't. I got 100 by trusting my instincts and going with the answers I thought were right...
February 21, 2007

economics
john and jeremy are utilitarians. john believes that labor supply is highly elastic, whereas Jeremy believes that labor supply is quite inelastic. How do you suppose their views about income redistribution differ? Since this is not my area of expertise, I searched Google under...
September 18, 2006

economics
what policies might the government pursue to increase economic mobility across a generation? Since this is not my area of expertise, I searched Google under the key words "'economic mobility' 'government policy'" to get these possible sources: http://...
September 18, 2006

economics
what policies might the government pursue to increase economic mobility within a generation?
September 18, 2006

economics help
Could you please provide some suggestions to this question: provide one example of a positive externality that may have affected the U.S. economy in the last 5 years. Elaborate on its impact and consequences. Thanks A positive externality occurs when someone benefits from ...
August 24, 2006

microeconomics
I am having a problem with one of my homework questions and would like some help if possible...here is the question.. According to an article in the New York Times (Nov. 5, 1993),"many Midwest wheat farmers oppose the NAFTA free trade agreement asmuch as many corn farmers...
August 21, 2006

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