Monday
December 22, 2014

Posts by Douglas


Total # Posts: 21

science/math
If a car can go from 0 to 60mi/hr in 8.0 seconds, what would be its final speed after 5.0 seconds if its starting speed were 50mi/hr? My answer was -10, is this correct. If not , I need help
September 17, 2014

science/math
If a car can go from 0 to 60mi/hr in 8.0 seconds, what would be its final speed after 5.0 seconds if its starting speed were 50mi/hr? dont know what equation to use. please help
September 17, 2014

PHI 208 final exam
1. According to the video “Religion, War, and Violence,” Just War Theory asserts that military intervention 2. According to Glaucon, justice is based on 3. What is palliative care? 4. According to Tom Regan, what is fundamentally wrong with our current system 5. On ...
July 27, 2014

Chemestry
How many moles of NaHCO3 are in a 44g sample?
January 28, 2013

Science
B? I'm thinking B because I don't know anything about goldfinches but I do know that C doesn't make much sense. I figure they're born with it so I'm guessing B.
April 30, 2012

geometry
3 because 3+3=6+2+2+2=12
April 30, 2012

statistics
the lenghts of a certain species of fish was found to be normally distributed. the mean lenghts is 77 cm with a standard deviation of 13cm. In a school of 380 of these fish how many would be longer than 64cm
March 16, 2012

statistics
create a survey results that have a sample proportion of 23%
March 16, 2012

Chemistry
Which of the following acid-base indicators should be used for the titration of NH3 with HBr? Kb of ammonia is 1.8 ×10−5. 1. Methyl red, color change red/yellow at 4.4 < pH < 6.2 correct 2. Any of these is suitable. 3. None of these is suitable. 4. ...
May 10, 2011

Chemistry
When solid CO2 (dry ice) is allowed to come to equilibrium in a closed constant volume container at room temperature (300K), 1. the pressure rises until it reaches 1 atm 2. the pressure rises until a liquid-gas equilibrium is reached. 3. the pressure does not change. 4. the ...
January 31, 2011

Multivariable Calculus
Determine the range of a snowball thrown with an initial speed of 6 meters/sec at an angel of elevation of 45 degrees. (Assume g = 9.8 meters/sec) I'm not really sure what I'm supposed to find here, am I supposed to find the horizontal distance or the vertical distance...
November 12, 2010

Calculus
This is going to be pretty hard to show as text since it would be easier for me to post a picture of the question. The question has f(x) = x/4^2 - (2x^3)/4^4 + (3x^5)/4^6 + ... . I am trying to find out the value of f(2). There is a hint to differentiate the power series ...
October 4, 2010

calculus
Yes, it can take decimal places pretty far, even a rounded answer is still within 1% of the answer I received. So, I am unsure what the problem is, I am still awaiting an email from my professor and TA as to what could be the problem.
August 25, 2010

calculus
The program is on the UT website, and it takes answers within 1% of the actual answer. And that's all to the question.
August 25, 2010

calculus
The problem is to evaluate the integral 10secxtanx dx, from -1/7 pi to 3/8 pi. What I've done so far is evaluated the integral since secxtanx is a trig identity, so the integral of that is secx. I took out the 10 since it was a constant which leaves me with 10[sec(3/8)pi...
August 25, 2010

chem
.0111/2= .00555
July 24, 2010

Thermochemistry
When 1.477 mole of an inorganic salt were dissolved in 1.00 L of water in a constant pressure solution calorimeter, the temperature of the calorimeter changed from 25.00oC to 24.40 oC. The total heat capacity of the calorimeter including all its contents was 2.18 kJ oC-1 What ...
June 12, 2009

math
formular for compound and simple intrest
November 28, 2008

10th grade honors algebra
I can't figure out how to simplify this: 3x/2 + 3 - x
November 6, 2008

algebra
I can't figure out how this is simplified. 3x/2+3-x can you help?
November 6, 2008

Chemistry
In the reaction KNaC4H4O6 + H2O + COCl2 * 6H2O ¨ what r the products? and is the tartrate ion the catalyst?
March 16, 2008

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