4. In the following, indicate the most acidic H in each molecule and then circle the molecule is the stronger acid for each pair. Give a brief (two to three words) explanation of your choice- using the ARIO principle. Xi OH NH₂ f or "OH OH se

Write the formula for the conjugate acid of each base. 1. NH3 2. ClO4− 3. HSO4− 4. CO32−

What is the K, of cinnamic acid if a 0.040 M cinnamic acid aqueous solution has a pH of 2.93? O 3.4x10-2 O 1.19×10-3 O 4.44 O 3.6x10-5

For the following reactions, label each species as an acid or a base. Indicate the species that are conjugates of one another. a  H2PO42 1 HCO32 ∆ HPO422 1 H2CO3 b  F−+HSO4−mHF+SO42− c  HSO4− + H2O m SO42− + H3O+ d  H2S 1 CN2 ∆ HS21HCN   Question 15.36 part 2  select the base   Question 15.36 part 3 select conjugate acid   Question 15.36 part 3 select conjugate base

Fill in the missing chemical formulae in the tables below. acid HCO, NHA H₂SO4 conjugate base 0 0 0 base H₂O 2 so² 4 Br conjugate acid 0 × Ś

Note to the medically inclined: Uric acid crystals accumulate in joints of people who suffer from gout. The most common joint affected is the big toe. Based on the structure you see below, derive a Lewis representation for the most stable conjugate base of uric acid. :0: H H C' -N-H

Between HNO3 or HNO2 which is the stronger acid? Type in formula exactly.

Please help with number 4

Complete the equation for the ionization of water by drawing the conjugate acid and conjugate base. Include lone pairs of electrons. .. H-O H + —O H— ∙H conjugate acid + 1 + [ Í conjugate base

Complete the balanced equation for HC₂H3O₂ dissolved into water. Label the Acid, Base, Conjugate Acid, and Conjugate Base. HC₂H3O2 + H₂O C₂H302-1 + a. acetic b. hydrochloric c. phosphoric e. hydrofluoric f. sulfuric g. sulfurous h. hydrosulfuric 1. Mg+2 -1 n. HPO4² 0. H₂PO4-¹ p. CO3-² u. H2O v. H₂CO3 W. PO4-³ aa. conjugate acid bb. base d. perchloric i. OH-1 j. H30+1 K. SO4² q. HCO3-1 r. H₂S x. HC₂H302 y. C₂H30₂-1 cc. conjugate base S. HS-1 z. acid t. S-2 m. Cl-1