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Physics 18 Online
InTheSea:

An attractive force of 7.2 N occurs between two charges that are 0.20 m apart. If one charge is negative 4.0 mu C, what is the other charge? negative 2.0 mu C positive 2.0 mu C positive 8.0 mu C negative 4.0 mu C

NotJay:

C) positive 8.0 mu C

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