What is meant by the term dynamic equilibrium?

Rank the following atoms in terms of increasing atomic radius: nitrogen, antimony, and arsenic.

Which of these following changes of state is exothermic? A. evaporation 8. freezing C. melting D. sublimation

Which of the following changes of state is exothermic? a. evaporation c. freezing b. melting d. All of the above

Which of the following changes would decrease the rate of a reaction?

A) Addition of a catalyst

B) Increasing the concentration of reactants

C) Decreasing the concentration of products

D) Additional heat to an exothermic reaction

Sulfur dioxide reacts with oxygen to form sulfur trioxide.

2 SO2 (g) + O2 (g) --> 2 SO3.

In a 1.00 L flask, 2.00 atm of SO2 react with 5.00 atm of O2.Assuming that the temperature remains constant, what is the final pressure?

a. 2.00 atm

b. 5.00 atm

c. 6.00 atm

d. 7.00 atm

How is equilibrium related to reaction rates?

A 10% glucose solution is placed in the tube. The tube is placed in a beaker that contains a 5% glucose solution. The solution in the tube is

A) Hypertonic

B) Hypotonic

C) Isotonic

D) None of the above to the solution in the beaker

Find a news article or research report that can be summarized with a table similar to discussed tables. Draw a Venn diagram to represent the data in the table.

Determine a news article or research report that can be summarized with a two-way table similar to Table $1.1$. Draw a Venn diagram to represent the data in the table.

Balance the skeleton equations for the reactions. a. ammonium phosphate(aq) + chromium(III) bromide(aq) $\rightarrow$ ammonium bromide(aq) + chromium(III) phosphate(s). b. chromium(VI) hydroxide(s) $\rightarrow$ chromium(VI) oxide(s) + water(l). c. aluminum(s) + copper(I) chloride(aq) $\rightarrow$ aluminum chloride(aq) + copper(s). d. potassium iodide(aq) + mercury(I) nitrate(aq) $\rightarrow$ potassium nitrate(aq) + mercury(I) iodide(s).

Write skeleton equations for the following reactions. potassium iodide(aq) + mercury(I) nitrate(aq)$\rightarrow$ potassium nitrate(aq) + mercury(I) iodide(s)

Write skeleton equations for the following reactions. aluminum(s) + copper(I) chloride(aq) $\rightarrow$ aluminum chloride(aq) + copper(s)

Write skeleton equations for the following reactions. chromium(VI) hydroxide(s) $\rightarrow$ chromium(VI) oxide(s) + water(l)