Question: Write complete, neat, organized solutions using good form. Your solutions must be handwritten and have good ow. Show all steps. Include therefore statements. Use methods

Write complete, neat, organized solutions using good form. Your solutions must be handwritten and have good ow. Show all steps. Include therefore statements. Use methods learned in the activities. Round nal answers to one decimal place. 1. An earthquake in Mathville measured 7.5 on the Richter scale. Determine the magnitude of an earthquake in Polytown that is 5 times as intense as Mathville's earthquake. 2. An 80 g sample of an unknown radioactive substance decays to 56 g after approximately 3 hours. Determine the half-life of the unknown substance

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