AP Chemistry Exam Preparation Questions

The video is an AP Chemistry virtual lesson focused on preparing for the AP exam. It covers various topics, including exam submission methods, practice with free response questions (FRQs), and detailed solutions to several chemistry problems. The lesson emphasizes the importance of understanding concepts like calorimetry, solubility, periodic trends, intermolecular forces, and combustion. The instructor provides resources and tips for exam day preparation, ensuring students are well-equipped to handle the AP Chemistry exam.

What is the main focus of the AP Chemistry virtual lessons this week?

• Reviewing past exam papers

• AP exam practice, especially free response questions

• Learning new chemistry concepts

• Group discussions and projects

Where can students find the 2020 AP testing guide?

• By asking their teacher

• On social media platforms

• In their school library

• By doing an internet search for '2020 AP testing guide'

Which of the following is NOT a method for submitting responses to the AP exam?

• Typing in a document and pasting into the response window

• Saving the document and attaching it

• Handwriting the answer and attaching a photo

• Sending a physical copy by mail

What additional resources are mentioned for AP Chemistry exam preparation?

• Group study sessions

• Periodic table and equations sheet

• Video tutorials

• Sample essays

How many free response questions are there in the AP Chemistry exam?

• Three

• One

• Four

• Two

What is the specific heat capacity of the beaker and sand together in the first sample question?

• 0.900 J/g°C

• 0.500 J/g°C

• 1.000 J/g°C

• 0.810 J/g°C

What is the balanced equation for the combustion of butane (C4H10)?

• C4H10 + 9/2O2 → 4CO2 + 5H2O

• C4H10 + 5O2 → 4CO2 + 5H2O

• C4H10 + 6O2 → 4CO2 + 5H2O

• C4H10 + 13/2O2 → 4CO2 + 5H2O

What is the most likely formula for the product obtained when livermorium reacts with hydrogen?

• H2Lv

• H2Lv2

• LvH2

• HLv

Which type of intermolecular force is responsible for the trend in boiling points among HCl, HBr, and HI?

• Ionic bonding

• Dipole-dipole forces

• Hydrogen bonding

• London dispersion forces

What is the enthalpy of combustion for glycerol?

• -1550 kJ/mol

• -1654 kJ/mol

• -1450 kJ/mol

• -1750 kJ/mol