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SOLVED: 21 1.)The gas, argon, is found in dry air at sea level at a concentration of 0.934 percent by volume. What is the concentration of Ar expressed in ppm? ——- ppm
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A concentration of 0.4 ppm by volume SO2 in the air is harmful to plant life. What is the percent by volume of this concentration? % = [{Blank}] x 10[{Blank}] SO2 by
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