Method: What centripetal force is needed to keep a 12 kg object revolving with a frequency of 5.0 Hz in an
orbit of radius 6.0 m?

Which additional product balances the reaction h2so4 + 2naoh → na2so4 + 2h2o 2oh h2o2 h3o

Two 2.0-cm-diameter disks face each other, 1.0 mm apart. they are charged to ±10 nc. what is the electric field strength between the disks? a proton is shot from the negative disk toward the positive disk. what launch speed must the proton have to just barely reach the positive disk?

The amount of potential energy possessed by an elevated object is equal to