Please answer all the questions as soon as possible. Thank you in advance. TABLE

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Please answer all the questions as soon as possible. Thank you in advance.

TABLE 7.3 Air Quality Index (AQI) Categories and Ranges 1-hr O3 (ppm) 8-hr O3 (ppm) 0.000-0.064 24-hr PM2.s 24-hr PM1 8-hr CO 24-hr SO21-hr NO2 (Arg/m3) 0.0-15.4 15.5-40.4 ugm3 0-54 55-154 155-254 AQI (ppm) 0.0-4.40.000-0.034 4.5-9.40.035-0.144 9.5-12.4 0.145-0.224 (ppm) ppm) Category Good Moderate Unhealthy for 0-50 51-100 0.065-0.084 101-150 0.085-0.104 0.125-0.164 40.5-65.4 Sensitive Groups Unhealthy Very Unhealthy Hazardous 255-354 355-424 425-504 505-604 12.5-15.4 0.225-0.304 15.5-30.4 0.305-0.604 0.65-1.24 30.5-40.4 0.605-0.804 1.25-1.64 40.5-50.4 0.805-1.004 1.65-2.04 151-200 0.105-0.124 0.165-0.204 65.5-150.4 201-300 0.125-0.374 0.205-0.404 150.5-250.4 301-400 401-500 use 1-hr use 1-hr 0.405-0.504 250.5-350.4 0.505-0.604 350.5-500.4

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