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The half-life of rubidium-87 is 48.8 billion years. What is the length of 6 half-lives? Help me plz
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Adoctor is trying to diagnose a patient with dry skin. which of the following resources would be the most ? a magazine ad about soft skin a growth chart online articles about dry skin medical books
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The half-life of rubidium-87 is 48.8 billion years. What is the length of 6 half-lives? Help me plz...
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