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Convert 190 ug m-3 to ppb ( parts per billion) assuming 1 atm and 28.0 degrees...

Convert 190 ug m-3 to ppb ( parts per billion) assuming 1 atm and 28.0 degrees Celsius
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Answer #1

190 ug m-3 = 190 ug / m3

                   = 0.19 mg / m3

                  = 0.19 mg / 1000 L

                  = 1.9 x 10^-4 mg / L

                  = 1.9 x 10^-4 ppm

190 ug /m3 = 0.190 ppb

answer : 0.190 ppb

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