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Q: When HPO42- acts as an acid what is its conjugate base?
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Is K2HPO4 an acid or base?

its an acid, H2PO4- is called dihydrogen phosphate ion. It is the conjugate base of Phosphoric Acid H3PO4 and the conjugate acid of monohydrogen phosphate ion HPO42


What is the conjugate acid of HPO43?

'Conjugate' means ONE proton more (acid) or less (base) than the described acid or base respectively:So the conjugate acid of PO43- (phosphate) is HPO42- (monohydrogen phosphate)


What is conjugate base of HPO42-?

PO43-


Conjugate acid of HPO4 2?

H3PO4==============Phosphoric acid.


Which of the following is the conjugate base of HPO42-?

PO43-


What is the conjugate base of 4?

PO43- (phosphate) is the conjugate base of HPO42- (monohydrogen phosphate)


How does K2HPO4 act as a buffer?

Yes


How does a Bronsted-Lowry acid form its conjugate base when dissolved in water?

The anion of Lowery-Bronsted acid acts as the conjugate base in this case, for example the conjugate base of HCl is Cl anion.


What best describes a bronsted lowry acid base reaction?

Acid + base conjugate base + conjugate acid


What is the conjugate base for HPO3 -2?

H3PO4 (aq) + H2O (l) ---> 2H3O+ (aq) + PO4-3 (aq)donor acid + acceptor base ---> conjugate acid + conjugate basethe answer above is wrongto form a conjugate, the ion H2PO4 - must lose a hydrogen ion H+i.eH2PO4 - -H+ = HPO4 2-(conjugate base)


What is the conjugate base and conjugate acid for HSO4-?

The conjugate base and conjugate acid for HS04 is: Conjugate acid is H2SO4 Conjugate base is SO42


What is h2po4 in chemistry?

H2PO4- is called dihydrogen phosphate ion. It is the conjugate base of Phosphoric Acid H3PO4 and the conjugate acid of monohydrogen phosphate ion HPO42-Liquid