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Half-life can be used to calculate the age of a rock if the amount of the isotope in the rock is known.
true or false
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If you were a casual recreational hiker with young children, which of the following trails would be least strenuous for a leisurely family outing? a. merced lake trail b. mirror lake loop trail. c. tenaya lake and tuolumne meadows trail d. el capitan trail
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Half-life can be used to calculate the age of a rock if the amount of the isotope in the rock is kno...
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