Initially 80 grams of radioactive substance was present. After 2 hours the mass had decreased by 6%. If the rate of decay is proportional to the amount of the substance present at a time t. Find the amount remaining after 36 hours Round your answer to 2 decimal places.
Initially 80 grams of radioactive substance was present. After 2 hours the mass had decreased by 6%. If the rate of decay is proportional to the amount of the substance present at a time t. Find the amount remaining after 36 hours Round your answer to 2 decimal places.
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Initially 80 grams of radioactive substance was present. After 2 hours the mass had decreased by 6%. If the rate of decay is proportional to the amount of the substance present at a time t. Find the amount remaining after 36 hours Round your answer to 2 decimal places.
From a table inside a room with current temperature of 35 degrees Celsius, a left over Fried Chicken is removed and placed inside a refrigerator set to a temperature of 8 degrees Celsius. After 9 minutes the temperature of the chicken is 21 degrees Celsius. What is the temperature of the chicken 28 minutes after it was placed in the refrigerator? (use 2 decimal digit. unit is not needed)
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