Question 3. PM2.5 concentration in Denver was measured as 40 µg/m°. The temperature during sampling was 19°C. Assume that air pressure in Denver is P = 626 mmHg. What is the PM2.5 concentration at STP in µg/m³ and in ppm?

Chemistry: Matter and Change
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Author:Dinah Zike, Laurel Dingrando, Nicholas Hainen, Cheryl Wistrom
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Chapter1: Introduction To Chemistry
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Question 3. PM2.5 concentration in Denver was measured as 40 µg/m³. The
temperature during sampling was 19°C. Assume that air pressure in Denver is P = 626
mmHg. What is the PM2.5 concentration at STP in µg/m³ and in ppm?
Transcribed Image Text:Question 3. PM2.5 concentration in Denver was measured as 40 µg/m³. The temperature during sampling was 19°C. Assume that air pressure in Denver is P = 626 mmHg. What is the PM2.5 concentration at STP in µg/m³ and in ppm?
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