SOLUTION: A seismograph 300 km from the epicenter of an earthquake recorded a maximum amplitude of 5.4 x 10 exponent 2 um. Find the earthquake's magnitude. (Round your answer to one decima
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Question 725350: A seismograph 300 km from the epicenter of an earthquake recorded a maximum amplitude of 5.4 x 10 exponent 2 um. Find the earthquake's magnitude. (Round your answer to one decimal place) Answer by solver91311(24713) (Show Source):