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What else can I help you with?
What is the relation between pK and pH?
At half equivalence (half neutralisation) pH=pK.
What is the pH on half and half cream?
Oh, dude, half and half cream typically has a pH around 6.6 to 6.8. It's like slightly acidic, but not enough to make your coffee start bubbling or anything. So, yeah, that's the deal with the pH of half and half cream.
Why is the pH equal to the pKa at the half-equivalence point?
The half-equivalence point is when half of the analyte has been titrated with titrant. At this point, the concentrations of the analyte and its conjugate base are equal, making the pH equal to the pKa because the Henderson-Hasselbalch equation simplifies to pH = pKa.
Is a solution with a pH of 2 twice or half as acidic as a pH of 1?
A solution with a pH of 2 is ten times less acidic than a solution with a pH of 1, not half as acidic. pH is a logarithmic scale, so each unit change represents a tenfold difference in the concentration of hydrogen ions.
What would be the pH at the half-equivalence point in titration of a monoprotic acid with NaOH solution if the acid has Ka equals 5.2x10-6?
At the half-equivalence point, the moles of acid initially present are equal to the moles of base added. This corresponds to half the acid being neutralized, forming a buffer solution. The pH can be calculated using the Henderson-Hasselbalch equation: pH = pKa + log([A-]/[HA]), where [A-] is the concentration of the conjugate base and [HA] is the concentration of the acid.
What is the pKa value of a compound when it is protonated?
The pKa value of a compound when it is protonated refers to the pH at which half of the compound is in its protonated form and half is in its deprotonated form.
What is the Fram cross reference for Napa 1348?
i believe pH 6010 3" by 3 and a half"
What is a Pka of rasagiline?
The pKa of rasagiline is approximately 8.55. This value indicates the pH at which half of the drug is in its ionized form and half is in its non-ionized form.
What is the pH of after shave lotion?
what the heck is PH!!!!!!!!!!!!! Anyway hand sanatizer really doesn't sanitize. Scientists show that is doesn't really clean your hands. if you don't know what pH is, then you shouldn't be answering this question!!!!!!!!!
How half titration could be done using only an indicator solution without PH?
In a half titration, you can use an indicator solution without needing to measure pH by adding the indicator directly to the reacting mixture and observing the color change. This can help you identify the endpoint of the titration, where half of the analyte has been neutralized. The color change will indicate the completion of the reaction, signaling that half of the titrant has been added.
What is the effect of changes in pH on gastrin release?
Negative feedback; decreases in pH inhibit Gastrin secretion, although far from completely. At pH 2.5, about half the amount is released compared to that at pH 5.5 - furthermore, this is an idealized situation and the loop is more complex, especially in the presence of pathology: in ulcer patients for instance, there is little pH dependent inhibition at all.
How is the KB of ammonia calculated from the half titration point?
The KB of ammonia (NH3) can be calculated from the half-titration point by using the expression for the equilibrium constant of the reaction: KB = [NH4+][OH-]/[NH3]. At the half-titration point, half of the ammonia has been converted to ammonium (NH4+). By knowing the initial concentration of ammonia and the volume of titrant added to reach the half-titration point, you can calculate the concentration of NH4+ and OH- to determine KB.
