Cov kua qaub-dissociation tas li ntawm phosphoric acid (H3PO4) yog Ka1=7.5 × 10-3, Ka2=6.2 × 10-8, thiab Ka3=4.2 × 10- 13 ntawm 25.0°C.
Ka qhia rau H3PO4 yog dab tsi?
Ka of H3PO4= 7.5 X 10^-3Ka of H2PO4=6.2 X 10^-8Ka of | Chegg.com.
phosphoric acid ua dab tsi rau koj lub cev?
Phosphoric acid yog tsim los ntawm cov ntxhia phosphorus, uas pom muaj nyob hauv lub cev. Nws ua haujlwm nrog calcium los tsim cov pob txha thiab cov hniav. Nws kuj pab txhawb rau lub raum ua haujlwm thiab txoj kev koj lub cev siv thiab khaws lub zog. Phosphorus pab koj cov leeg zoo tom qab ua haujlwm hnyav.
YPuas yog pH down phosphoric acid?
pH Down (Phosphoric Acid) hauv Hydroponics: Kho pH thiab nws qhov cuam tshuam rau Nutrient Solution Profile. Cov pH nqes siv los ntawm feem coob ntawm cov neeg cog qoob loo hydroponic yog phosphoric acid (H3PO4). Phosphoric acid muaj phosphate (P). Piv txwv li, 75% phosphoric acid yog 23.7% P.
YPH yog hydrochloric acid dab tsi?
Hydrochloric acid yog ib qho tseem ceeb ntawm gastric acid, uas muaj ib txwm pH ntawm 1.5 txog 3.5. Cov kua qaub tsis muaj zog lossis lub hauv paus tsis ionize tag nrho hauv cov tshuaj aqueous.
