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The half-life on an isotope is one day. At the end of three days, how much of the isotope remains?
Letter Format
A structured way of organizing a written communication, typically including a date, salutation, body, closing, and signature.
Form Report
A standardized document used for collecting data in a uniform manner, enabling easy comparison and analysis.
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Supplementary material usually added at the end of a document to provide additional information.
Letters of Recommendation
Written endorsements of a person's character, abilities, and achievements, typically authored by someone familiar with their work or academic performance.
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