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Compute all parts of given question:
Question: A charge of -0.600microColoumbs exerts an upward 0.250N force on an unknown charge 0.250m directly below it.
Part A: What is the unknown charge?
Part B: What is the magnitude of the force that the unknown charge exerts on the charge of the unknown magnitude -0.600microC?
Express your knowledge to solve the above questions.
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