Why is characterization of complexes trans-CrCl2(OH2)4+, CrCl(OH2)52+, and Cr(OH2)63+ following cation exchange chromatography done by visible spectroscopy rather than IR spectroscopy?
The conjugate base of HSO4- is a. OH- b. H2S04 c. SO42- d. HSO4+ e. H3S04+
. What is the conjugate base of HSO4 in the reaction below? A) HSO4 B) CO,2 C) OH. RFind the pH of a 0.183 M aqueous solution of hypobromous acid (HOBr), for which K-2.06 x 10 F) 9.28
Question 9 5 pts Consider the following chemical reaction between HSO4 (aq) and H2O(). HSO4 (aq) + H2O(1=5042-(aq) + H3O+ (aq) Select ALL statements that are true regarding the reaction above. SO42-(aq) is the conjugate base of HSO4 (aq). HSO4"(aq) is a base in this reaction. H30*(aq) is the conjugate acid of H20(1). 5 pts Question 10 ... in haated from 200 K to 400K, (see the
Which of the following statements is true about the following molecules? Br OH2 OH2 BHI Br,, NH Br Br NH3 NH3 NH3 I. Br II. Select one: a. Only molecule II has optical isomers. b. Neither molecule I nor molecule I have optical isomers. O c. Only molecule l has optical isomers d. Both molecule I and molecule Il have optical isomers.
1. Name the following compounds: ОН o plan 2. Draw the steps of the mechanism for the following reactions and explain each step. no Na + Br Å. LOH HSO4 OH
Give the formula of the conjugate base of HSO4- . Give the formula for the conjugate acid of HSO4-.
Give the formula of the conjugate base of HSO4
24. Suggest why the hydrated beryllium ion has the formula (Be(OH2)] 2+, while that of magnesium is [Mg(OH2).]2+
Be sure to answer all parts. What are the concentrations of HSO4−, SO42−, and H+ in a 0.55 M KHSO4 solution? (Hint: H2SO4 is a strong acid; Ka for HSO4− = 1.3 × 10−2.) [ HSO4− ] = M [ SO42− ] = M [ H+ ] = M