Sunday
May 19, 2013

Posts by Massiel


Total # Posts: 13

Differential Equations!
I'm struggling solving this separable differential equations: (du/dv) = ((uv+u)/(uv+v)) I multiplied both sides by dv to get on the left side just du and cancel out dv, but after that don't know where to go. I've tried integration by parts but it doesn't look r...

physics
A sphere is fired downwards into a medium with an initial speed of 40 . Part A If it experiences a deceleration of , where is in seconds, determine the distance traveled before it stops.

probability
My daughter had the same problem today... The probability is 1/3... If its a fair game then all of the factors have equal opportunity to occur.

chemistry
A sound power level reading of 127 dB was taken near a construction site where chippers were being used. When all but one of the chippers stopped working, the sound power level reading was 120 dB. Estimate the number of chippers in operation when the reading of 127 was obtaine...

algebra
thanks!

algebra
A sound power level reading of 127 dB was taken near a construction site where chippers were being used. When all but one of the chippers stopped working, the sound power level reading was 120 dB. Estimate the number of chippers in operation when the reading of 127 was obtaine...

chemistry
Thanks!

chemistry
If in August 1911 Mme. Curie prepared an international standard containing 20.00 mg of RaCl2, what will the radium content of this standard be in August 2010?

chemistry
The activation energy for the reaction in which CO2 decomposes to CO and a free radical oxygen atom, O, has activation energy of 460 kJ mol^-2. The frequency factor is 2 x 1011 s^-1. What is the rate constant for this reaction at 298 K?

chemistry ASAP please!!
I got it!!! the answer is 4.6x10^-6

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