Math rates
1,680 kilobytes in 4 minutes how do i solve this
chemestry
true or false the equivalence point is the point at which a neutraliztion reaction has occured
physics
A 200g Nerf dart is shot from a dart gun with a kenetic energy of 3.60J. What was the initial speed of the dart? >>> change g into kg Formula(i think) is: Ek=1/2 mv2 Helppp?
physics
A curling rock with a mass of 20.0kg slides down a sheet of ice at a speed of 60.0 m/s. What is the kinetic energy of the curling rock? Uhmm, i think the formula is.. Ek= 1/2mv2 Solve?
physics
thanks!
physics
A force of 50.0N is used to stretch an elastic so that it had 40.0 J of elastic potential energy. Through what distance was the elastic stretched? F= 50.0N ?? how do i solve.. ugh!
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