131 iodine has a half-life of 8.04 days. assuming you start with a 1.53 mg sample of 131 iodine, how many mg will remain after 13.0 days?

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Which of the following sections on the sat presents the questions in order of difficulty, from easiest to hardest, within each question type? select all that apply. math test writing and language test reading test

If the null hypothesis is false and the researchers do not reject it a type 2 error has been made. true or false