Itsyourgirllulu
11.03.2021 •
Chemistry
What is the percent of phosphorus by mass in phosphoric acid,
H3PO4?
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Ответ:
0.001 M OH-
Explanation:
[OH-] = 10^-pOH, so
pOH + pH = 14 and 14 - pH = pOH
14 - 11 = 3
[OH⁻] = 10⁻³ ; [OH-] = 0.001 M OH-