Wednesday
October 1, 2014

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Total # Posts: 5

Chemistry
How many grams ammonium chloride and how many milliliters 3.0 M sodium hydroxide should be added to 200 ml of water and diluted to 500 ml to prepare a buffer of 9.50 with a salt concentration of 0.1 M? Ka=9.24
March 18, 2013

math
Kent invested $5000 in a retirement plan. He allocated x dollars of the money to a bond account that earns 4% interest per yr and the rest to a traditional account that earns 5% interest per yr. Write an expression that represents the amount of money invested in the ...
February 17, 2011

math
Kent invested $5000 in a retirement plan. He allocated x dollars of the money to a bond account that earns 4% interest per yr and the rest to a traditional account that earns 5% interest per yr. Write an expression that represents the amount of money invested in the ...
February 17, 2011

Physics
Completely inappropriate and only further insinuates your ignorance...You should be ashamed of yourself. Grow up and get a life those comments should be kept to yourself.
April 12, 2010

Chem
For the reaction I2(s)+Cl2(g) ==> 2ICl(g) delta H= 36kJ, delta S= 158.8J/K at 25° C. Calculate the temperature at which Keq is 4.0*10^3. delta G= (delta H)- T(delta S) = 36 - (298)(0.1588) = -11.32 delta G= -RTlnK -11.32= -8.31Tln(4*10^3) -11.32= -6892.35 T T= .00164 &...
August 10, 2009

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