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Please explain this question:
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Please explain this question:

Please explain this question:-example-1
User Portekoi
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Answer:

86.4 hours

Step-by-step explanation:

Find the number of half lives to get to 10 % ( or .10) remaining

.10 = (1/2)^n log both sides to get ( n = number of half lives)

log (.1) / log (1/2) = n to find n = 3.321 half lives

3.321 half lives * 26 hr / half life = 86.4 hours

User Elementenfresser
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Please explain this question:-example-1
User RasMason
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