Wednesday
October 22, 2014

Posts by Erin


Total # Posts: 610

chemistry
First you solve for I (vant hoff factor) in the freezing point eqn. You are provided molality, delta fp and can get the kf from a textbook (hint since its aqueous, use value for h2o). Next, take this I value and plug it into the boiling point eqn with the given molality and ...
December 5, 2006

electricity
When all parts of a circuit are composed of conducting materials, the circuit is said to be? closed? Complete? Better than the alternative? when an electric current flows through along conductor, each free electron moves: when an electric current flows through along conductor...
December 3, 2006

science
How does osmosis explain the fact that a watery syrup forms when you put sugar on strawberries? The addition of sugar to the outside of the strawberry makes a solution that is more concentration outside the strawberry than inside the fruit. Water moves from inside to the ...
November 29, 2006

Math
beverly, chris, pat, and sandy are andy's mother, father, sister, and brother. Sandy, who is the oldest, is not andy's father. beverly is older than pat and chris. pat is not andy's sister. what is each persons relation to andy? Why can nationalism be a unifying ...
November 28, 2006

biology
How does photosynthesis work? wikipedia has stuff type photosynthesis in google! or type this in google "how stuff works photosynthesis" Well,basically just go to google and search it up!LOL! Go fckin search it on google u lazy b!tches.
November 5, 2006

math
suppose you want to take a karate class. the first class is january 16th. the class meets every week for 6 weekswhats the date of the last class? Start at 1/16 and add 7 days six times to get 1/23, 1/30, 2/6, 2/13, 2/20 Find the sum the each letter stands for in the problem ...
October 18, 2006

Calculus
This might help: You already know how to find the equation for the normal line is y=-x+2. Plug this equation into the original equation of the curve in place of y: x^2+(2x)(-x+2)-(3)(-x+2)^2=0 x^2-2x^2+4x-3x^2+12x-12=0 -4x^2+16x-12=0 (-4)(x^2-4x+3)=0 x^2-4x+3=0 (x-1)(x-3)=0 ...
October 15, 2006

Accounting
What are my transactions for Paid Freight on April 18 purchase $100?
October 13, 2006

Managerial Econ
given the demand function Q=9-.5P how can you figure out the optimal price if the objective of the firm is to mazimize revenues?? PLEASE HELP more a calclus question with an economics application. First, set the equation for total revenue TR. TR is simply price times quantity...
September 20, 2006

Parsing Nouns
Can anyone explain this in simple terms... ? See we are parsing nouns and we have sentences like this: Lindsay's guests from Barrie had arrived by train. For each noun we need to give the class, the gender, the person, the number, the case and its relationship. I'm ...
July 5, 2006

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