Friday
May 24, 2013

Posts by Davis


Total # Posts: 91

math
a movng company wants to buy a new type of truck and needs to know the volume of the storage compartent before they can decide if they should purchase the truck. What is the volume of the storage compartment? 10ft, 18ft, 8ft, 2ft, 15ft.

Physics
A spring with a spring constant k=450.0 N/m is attached to a mass of m=8 kg and stretched -0.5 m from its equilibrium position and released. What is the speed of the block when it is at the equilibrium position?

math
help! what ia 1/4(sin4x)? just to jump start this proof

AP Chemistry--to DrBob
Thanks Dr. Bob!

AP Chemistry--to DrBob
How do I figure out the Pka value?

AP Chemistry
DrBob--How do I determine the Pka value?

AP Chemistry
Calculate the pH of a 75.0 ml solution containing 0.85 M lactic acid after the addition of 0.0225 moles NaL (assume a negligible volume change.)

Chem!!!:/
Calculate the ratio of NaF to HF required to creAte a buffer with pH=4.00.

PRECALCULUS
solve: tantheta = sintheta

psychology
1.Who came up with the psychosexual stages? *Sigmund Freud Skinner Gardner Lada Gaga 2.Which psychologist tested classical conditioning with dogs? B. F. Skinner *Ivan Pavlov Igor Pavlov Sigmund Freud 3. Explain the difference between operant conditioning and classical conditi...

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