Tutor profile: Phil M.
Subject: Physics (Newtonian Mechanics)
A train, initially traveling at 10 m/s, accelerates uniformyl at 4 m/s/s/. What time elapses until the train has traveled 132 m from the point at which it began accelerating?
Describe the shape of an NH3 molecule, the polarity of the NH3 molecule, and the number of electron pairs around the central atom in the molecule.
trigonal pyramid, polar, 3
An object weighs 98.0 N on earth. What is the mass of the object on Mars, where g = 3.8 m/s/s? (Assume the value of g on earth is 9.8 m/s/s.)