Questions from General Chemistry

Q: How is the secondary structure of a protein related to its function

How is the secondary structure of a protein related to its function in the body? Give examples.

Q: What is the SI unit of pressure? What units of pressure

What is the SI unit of pressure? What units of pressure are commonly used in the United States? Why are these common units more convenient to use than the SI unit? Describe a manometer and explain how...

Q: Your textbook gives several definitions and formulas for Boyle’s law for gases

Your textbook gives several definitions and formulas for Boyle’s law for gases. Write, in your own words, what this law really tells us about gases. Now write two mathematical expressions that describ...

Q: When using Boyle’s law in solving problems in the textbook, you

When using Boyle’s law in solving problems in the textbook, you may have noticed that questions were often qualified by stating that “the temperature and amount of gas remain the same.” Why was this q...

Q: What does Charles’s law tell us about how the volume of a

What does Charles’s law tell us about how the volume of a gas sample varies as the temperature of the sample is changed? How does this volume–temperature relationship differ from the volume–pressure r...

Q: Explain how the concept of absolute zero came about through Charles’s studies

Explain how the concept of absolute zero came about through Charles’s studies of gases. Hint: What would happen to the volume of a gas sample at absolute zero (if the gas did not liquefy first)? What...

Q: What does Avogadro’s law tell us about the relationship between the volume

What does Avogadro’s law tell us about the relationship between the volume of a sample of gas and the number of molecules the gas contains? Why must the temperature and pressure be held constant for v...

Q: What do we mean specifically by an ideal gas? Explain why

What do we mean specifically by an ideal gas? Explain why the ideal gas law (PV = nRT) is actually a combination of Boyle’s, Charles’s, and Avogadro’s gas laws. What is the numerical value and what ar...

Q: Dalton’s law of partial pressures concerns the properties of mixtures of gases

Dalton’s law of partial pressures concerns the properties of mixtures of gases. What is meant by the partial pressure of an individual gas in a mixture? How does the total pressure of a gaseous mixtur...

Q: Without consulting your textbook, list and explain the main postulates of

Without consulting your textbook, list and explain the main postulates of the kinetic molecular theory for gases. How do these postulates help us account for the following bulk properties of a gas: th...