Tuesday
September 2, 2014

Posts by Lilah


Total # Posts: 8

Physics
A motorboat heads due east at 8.5 m/s across a river that flows to the south at a speed of 2.5 m/s. a. What is the velocity of the boat relative to a stationary observer on the shore? B. If the river is 1360 m wide, how long does it take the boat to cross the river? C. How far...
January 4, 2011

Statistical reasoning in Psychology
4. Suppose that previous studies have found that the mean amount of sessions necessary to “cure” depressive patients using a particular therapeutic model is 25 sessions, with a standard deviation (σ) of 4. A new model is introduced, and you want to determine ...
November 1, 2009

Grammar
Another quick question about grammar... "...two large single stranded DNA, which have a low viscosity" (would it be have or has????)
January 31, 2009

Grammar
"...the absorbance at 260 nm was measured." (would it be were or was here? how would you know?)
January 31, 2009

English
Two main positive values are expressed by the writers in Fire on the Water: to have the determination to do what’s right, despite other people’s views and beliefs, and to respect and embrace one’s heritage and native roots. These values can be universally ...
January 30, 2009

Biology
Two samples of DNA have the same melting point and density. Does this prove that they are from the same species? Explain clearly and back up your reasons. I read in my notes and all it said was that DNA species isolated from different organisms have different melting ...
January 28, 2009

home economics
explain how supply and demand effect the prices of homes and be sure to shpw your work
June 14, 2008

math
25 8
March 20, 2008

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