Without looking them up, rank the following compounds in decreasing order of acidity. These examples represent large classes of compounds that differ widely in acidity. water, ethanol, 2-chloroethanol, tert-butyl alcohol, ammonia, sulfuric acid, hexane, hex-1-yne, acetic acid

Name the following compounds. Assume the potential acids are dissolved in water. $\mathrm { Sr } _ { 3 } \mathrm { N } _ { 2 }$

Rank each set of compounds in order of increasing acidity: (a) 2,4-Dichlorobutyric acid 2,3-Dichlorobutyric acid 3,4-Dimethylbutyric acid (b) 3-Bromopropionic acid 2,2-Dibromopropionic acid 3,3-Dibromopropionic acid

Rank the following hydroxides in order of increasing aqueous basicity: Al(OH)3, B(OH)3, In(OH)3.

Give the formulas and names of the compounds formed from the given pairs of ions: Al$^{3+}$ and S$^{2–}$

Rank the following compounds in order of increasing acidity. Don’t look at a table of pKa data to help with your answer. (a) Benzoic acid, p-methylbenzoic acid, p-chlorobenzoic acid (b) p-Nitrobenzoic acid, acetic acid, benzoic acid

Name the following compounds.
a. ${Sn_3}(PO_4)_2$
b. $NH_4NO_2$
c. $Mg(OH)_2$
d. $CrSO_4$

Compounds of $\mathrm{Sc}^{3+}$ are not colored, but those of $\mathrm{Ti}^{3+}$ and $\mathrm{V}^{3+}$ are. Why?

Determine the empirical formula of each of the following compounds if a sample contains 5.28 g Sn and 3.37 g F.

Find the Laplace transform by the applications of the First Shifting Theorem. (Show the details.)

$$(t+1)^2 e^t$$

Rank the following oxides in order of increasing acidity in water: Sb2O3, Bi2O3, P4O10, Sb2O5.

Calculate the percent by mass of the element mentioned first in the formulas for each of the following compounds.

c. strontium chloride

Identify each of the following compounds as a wax, triglyceride, phospholipid, steroid, prostaglandin, or terpene: (a) Stanozolol (b) Lycopene

Use their planar-ring structures to determine which of the following compounds are chiral. For any that are achiral, indicate whether their individual chair conformations are chiral. Tell how you know. For any achiral compounds, give the relationship of their two chair conformations (identical, conformational enantiomers, or conformational diastereomers).