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A toxic gas flows into a mine working place at the rate of 2.52 m3/min. The concentration of the gas in the intake air is 0.25%. The minimum quantity of intake air in m3/min required to dilute the gas to its threshold limit value of 1.0% is

A toxic gas flows into a mine working place at the rate of 2.52 m3/min. The concentration of the gas in the intake air is 0.25%. The minimum quantity of intake air in m3/min required to dilute the gas to its threshold limit value of 1.0% is Correct Answer 336

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Which of the following statements are true/false?
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Which of the following statements are true/false?
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