(a) Recall: What details convey Columbus's attitude toward the tropical island? (b) Interpret: What is Columbu's response to the landscape?

In each pair of compounds, which compound has the higher boiling point? Explain your reasoning. (a) octane or 2,2,3-trimethylpentane (b) nonane or 2-methylheptane (c) 2,2,5-trimethylhexane or nonane

The petulant student's attitude was not ______ with that of his lab partner.

A. murky

B. deplore

C. volatile

D. compatible

E. skittish

In "The Man in the Moon," how does the speaker's attitude toward the moon change as he gets older?

(a) Recollect: Who-or what-does the poet address directly? (b) Interpret: What is the speaker's attitude toward the recipient of this direct address?

A. Write formulas for the binary ionic compounds formed between the following elements:

a. potassium and iodine

b. magnesium and chlorine

c. sodium and sulfur

d. aluminum and sulfur

e. aluminum and nitrogen

Consider $1.25$-$\mathrm{~g}$ samples of each of the following compounds. Calculate the number of moles of the compound present in each sample.

g. $\text{H}_2\text{S}(g)$

Devise a chemical method for separating a solution containing $\mathrm{MgCl}_2$ and $\mathrm{BaCl}_2$ to give two solutions or compounds each containing only one of the metal ions.

(a) How do Odysseus and his companions expect to be treated by the Cyclops? (b) Infer: What "laws" of behavior and attitude does Polyphemus violate?

Complete Table 5.A (on page 138) by writing the names and formulas for the ionic compounds formed when the cations listed across the top combine with the anions shown in the left-hand column.

(a)What does the narrator describe in the first paragraph? (b) What attitude toward bread does the description convey?

Who sits with Granny during her final hours? Assess: What is Granny's attitude toward this person?

Devise an attitude survey for a set of competing automobiles. Identify areas of competitive advantage or disadvantage for each model you include.

$^{12}\mathrm{C}$ and $^{14}\mathrm{C}$ are

a. atoms of different elements.

b. isotopes.

c. atoms with different atomic numbers.

d. atoms with different numbers of protons.

e. compounds.