A 2400 ml buffer solution initially contains 30times10-2 m
A 240.0 mL buffer solution initially contains 3.0×10-2 M of HCHO2 and 3.0×10-2 M of NaCHO2. What mass of the correct reagent should you add?
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a 2400 ml buffer solution initially contains 30times10-2 m of hcho2 and 30times10-2 m of nacho2 what mass of the
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a person has a near point of 40 cm and a far point of 20 m when looking through lenses of focal length -20 m what is
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