Humans breathe about 500 mL of air per breath and take about 12 breaths per minute during
Question:
Humans breathe about 500 mL of air per breath and take about 12 breaths per minute during normal activities. If a person is exposed to an atmosphere containing benzene at a concentration of 10 ppm (by volume), how many grams of benzene will be deposited in the lungs during an 8-hour shift if all the benzene that enters remains in the lungs? How many drops of liquid is this? A drop of liquid contains about 0.05 cm3.
The specific gravity of benzene is 0.879. If you were the worker, would this exposure level be acceptable?
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First lets calculate how much air a person inhales in an hour then in an 8hour shift A person breathes in 500 mL of air per breath and takes about 12 ...View the full answer
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Related Book For 
Chemical Process Safety Fundamentals With Applications
ISBN: 9780134857770
4th Edition
Authors: Daniel A. Crowl, Joseph F. Louvar
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