Free online resources in math and science...for anyone
E = mc2 PE = mgh
E = kq1q2/r2
E = hν
David will try to answer at least 2 questions per day
PV = nRT
ΔG = ΔH - TΔS
d(e2x)/dx = 2e2x
tan-1(tan(x)) = x
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Volunteers Answer Your Math and Science Questions
Volunteers have all been interviewed by Dr. Partyka and are qualified to answer all topics shown when you click on the link to the left (on the blackboard). Volunteers have careers and other obligations; they will be able to answer your questions if time permits.