Help please fast as p
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The air exhaled from the lungs of a smoker has a concentration of 24 ppm co. express the concentration as a percent.
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Avariable that is not being directly tested during an experiment should be
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The kw for water at 0 °c is 0.12× 10–14 m2. calculate the ph of a neutral aqueous solution at 0 °c.
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