1) Rank the following from the strongest acid to the weakest
acid. Explain with reasons please.
A) CH3CH2OH
B) CH3OCH3
C) CH3—NH—CH3
D) CH3—C≡CH
E) CH3—CH=CH2
2) Draw all possible isomers that have the molecular formula
C5H12O and name them using the systematic IUPAC name.
3) The following compound has 2 isomers. One isomer has a dipole
moment of 0 D, whereas the other has a dipole moment of 2.95 D.
Propose structures for the 2 isomers that are consistent...
Explain how the induced, orientation, and dipersion interactions
trend between HCl, HBr, and HI. Why do the dipersion interactions
increase from HCl to HI? Why do the orientation interactions
decrease from HCl to HI? Why are induced interactions greatest in
HCl and lowest in HI?
Determine the pH of each solution.
a) 0.0200 M HClO4
b)0.120 M HClO2 (for HClO2, Ka=1.1×10−2)
c)0.050 M Sr(OH)2
d)0.0856 M KCN (for HCN,
Ka=4.9×10−10)
e)0.165 M NH4Cl (for NH3,
Kb=1.76×10−5)
Chapter 15 1) The name of HClO is ________. a. hydrogen chloride
b. hydrochloric acid c. chloric acid d. perchloric acid e.
hypochlorous acid 2) Identify the Bronsted-Lowry acid in the
following reaction. H2O + CO3 2- (aq) ? HCO3 - (aq) + OH- (aq) a.
H2O b. CO3 2- c. HCO3 - d. OHe. H2CO3 3) What is the [H3O+] in a
solution with [OH- ] = 1.0 � 10-12 M? a. 1.0 � 10-12 M b. 1.0 �...
Calculate the pH of each of the following strong acid
solutions.
(a) 0.00512 M HBr
pH =
(b) 0.633 g of HI in 18.0 L of solution
pH =
(c) 44.0 mL of 3.90 M HBr diluted to 1.30 L
pH =
(d) a mixture formed by adding 89.0 mL of 0.00215 M HBr to 89.0 mL
of 0.000310 M HI
pH =
1e. The formula for the compound name iodic acid:
Group of answer choices
HIO4
HI
HIO3
HCO2
1f. The name of the compound Cl2O3:
Group of answer choices
dichloride oxide
dichloride trioxygen
dichlorine trioxide
dichlorine trioxygen
chloroxide
1g. The total number of valence electrons for molecule H2S:
Group of answer choices
6
2
16
8
18
1h. The molecular geometry of H2S:
Group of answer choices
pyramidal
bent
linear
triagonal planar
1i. The polarity of molecule H2S:
Group of answer...
Explain: (a) why HCl is weaker then HNO3 used in acid
digestion?
(b) why dryness should be avioded in acid digestion and why
dryness is particularily harmful if HClO4 is used?
(c) why HClO4 should not be used alone for acid digestion?