Calculate the appropriate amount of 28 wt% aqueous NH3 and solid
NH4Cl to be mixed together...
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Chemistry
Calculate the appropriate amount of 28 wt% aqueous NH3 and solidNH4Cl to be mixed together to yield 500 ml of a ~0.2 M pH 10buffer. Check with pH paper. Store in a flask and adjust pH asneeded.
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4.5 Ratings (820 Votes)
V 00 mL pH 10 buffer Total Molarity 02 M then NH3 NH4Cl 02 if V 500 mL then mmol balance 500mmol of NH3 500mmol of NH4Cl 02500 100 500mmol of NH3 500mmol of NH4Cl 100
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