In the equation below, identify only one conjugate acid-base pair by connecting the pair with a line.  There should only be one line drawn.  ALSO label the acid and the base in the pair appropriately.             HCN (aq)   +   NO2- (aq)         ↔        CN- (aq)   +   HNO2 (aq)

Identify the acid, base, conjugate acid, and conjugate base in each of the following reactions. 1.   H2O + CO32- → HCO3- + OH- 2.   H2SO4+ H2O → HSO4- + H3O+ 3.   HNO2 + HS- → H2S + NO2-

Identify the acid, base, conjugate acid, and conjugate base in the following reactions:   HBr+      H2O           Br -     +     H3O+           PH3 +     H2O     ↔      PH4+     +     OH-          HC2H3O2 +     NH3     ↔     C2H3O2-     +     NH4+

Which of the following is a conjugate acid/base pair? A B H₂PO, PO3- H₂PO, PO3- 4 4 C HPO2, PO3- D H₂PO₁, HPO 2 4

Idendify ALL of the the TRUE statements (there may be more than 1) A) NH4^(1+)  and OH^(1-) form a conjugate acid-base pair B) HCO3^(1-) can act like a base or an acid C) H2O is the conjugate base of a Hydroxide ion D) NaHSO4(aq)+Na2CO3(aq)-->Na2SO4(aq)+NaHCO3(aq) is classified as a acid-base reaction

Determine [H3O+] in a solution where [OH-] = 6.07 × 10-9 M.  Identify the solution as acidic, basic, or neutral.

When a base accepts a proton (H*) from another species, the species that is created is the: Amphoteric acid Conjugate acid Autoionized base Bronsted-Lowry base Conjugate base

Match the following weak acids or weak bases to their respective conjugate acid or conjugate base. * NaHCO: Na:H:PO: CH:NH:CI CH:COONA NH+ Carbonic acid Methylamine Phosphoric acid Ammonia Acetic acid

1. Determine whether the following solutions are Bronsted-Lowry acids or bases. Then, write out the chemical equation for the dissociated solution. Additionally, determine the conjugate acid/ conjugate base of each dissociated ion. Solution: Acid/base: Chemical equation: Conjugate Acid Conjugate base: а) HBr (aq) HBr (aq) + H2O (1) = b) OH (aq) ОН (аq) + Н2О (1) c) NH4* (aq) NH4* (aq) + H2O (1) =

If you mix equal amount concentrations of reactants and products, determine which direction the each of the following reaction proceed? Use the table of acid-conjugate strength (NOT Ka) to explain your answer. CH3-(aq) + CH3CO2H (aq)  -> CH3CO2-(aq) + CH4(aq)