Concentrated sulfuric acid reacts with sodium iodide to produce molecular iodine, hydrogen sulfide, and sodium hydrogen sulfate. Write a balanced equation for the reaction.

Organize the outline below. I. ____: Two or more compounds that have the same molecular formula but different molecular structures. A. Two types of isomers

1. Structural isomers a. __________ b. __________ i. Examples include __________
2. Stereoisomers a. ________________ i. ________________ ii. ________________ b. ________________ i. Result from different arrangements of groups around a double bond
3. Possible ____________________ with trans-fatty acids.
4. The ___________________________ seem not to be as harmful.

Give the name for the following compound containing a semimetal. (Hint: Name the formula as a binary molecular compound.)

$$\mathrm{As}_2 \mathrm{O}_5$$

Compare the Lewis structures of $\mathrm{CH_4}$ and $\mathrm{H_2O}$. Why do these molecules have approximately the same bond angles but different molecular shapes?

Borax has the molecular formula $\text{Na}_2\text{B}_4\text{O}_5\text{(OH)}_4$. The structure of the anion in this compound is shown below. What is the electron pair geometry and molecular geometry surrounding each of the boron atoms in this anion? What hybridization can be assigned to each of the boron atoms? What is the formal charge of each boron atom?

How did the problems at Love Canal spur further action on behalf of environmental activists?

Draw the structures and give the common and systematic names for alkynes with molecular formula $\mathrm{C}_7 \mathrm{H}_{12}$. (Hint: There are 14 .)

Assuming the molecular formula of the compound is the same as its empirical formula, suggest a structure for the molecule. What is the $\mathrm{Br}$ atom hybridization in the molecule?

Molecules of oxygen of the following isotopic composition are separated in an oxygen enrichment plant: ^16O ^16O, ^16O^17O, ^16O ^17O, ^17O ^17O, ^17O ^18O, ^18O ^18O. (a) Compare the average translational kinetic energy of the lightest and heaviest molecular oxygen species at 200 °C and at 400°C. (b) Compare the average speeds of the lightest and heaviest molecular oxygen species at the same two ternperatures.

In the given sentences, if a subject and verb or a pronoun and its antecedent do not agree, draw a line through each incorrect word and write the correct word above it.

The news that you told us are quite distressing.

A certain acid has a molecular mass of 63 u. By mass, it consists of 1.6% hydrogen, 22.2% nitrogen, and 76.2% oxygen. What is the chemical formula for this acid?

How have nations responded to share environmental threats, such as global warming and climate change?

Dimethylamine, $\left(\mathrm{CH}_{3}\right)_{2} \mathrm{NH}$ has a molecular weight of 45 and a boiling point of $7.4^{\circ} \mathrm{C}$. Trimethylamine, $\left(\mathrm{CH}_{3}\right)_{3} \mathrm{N}$, has a higher molecular weight (59) but a lower boiling point $\left(3.5^{\circ} \mathrm{C}\right)$. Explain this apparent discrepancy.

Use analytical methods and/or a graphing utility to identify the vertical asymptotes (if any) of the following functions. f(x)=$\frac { x ^ { 2 } - 3 x + 2 } { x ^ { 10 } - x ^ { 9 } }$