Substance A decomposes at a rate proportional to the amount of A present. It is found that 10 lb of A will reduce to 5 lb in 4.1 hr. After how long will there be only 1 lb left? There will be 1 lb left after hr. (Do not round until the final answer. Then round to the nearest whole number as needed.)

Substance A decomposes at a rate proportional to the amount of A present. It is found that 10 lb of A will reduce to 5 lb in 4.1 hr. After how long will there be only 1 lb left? There will be 1 lb left after hr. (Do not round until the final answer. Then round to the nearest whole number as needed.)

Mathematics For Machine Technology

8th Edition

ISBN:9781337798310

Author:Peterson, John.

Publisher:Peterson, John.

Chapter65: Achievement Review—section Six

Section: Chapter Questions

Problem 70AR: Compute the number of cubic centimeters of iron required for the cast-iron plate shown. The plate is...

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