Question 1
An electron in a hydrogen atom transitions from n = 4 to n = 2. Using the Rydberg formula, the wavelength of the emitted photon is closest to: (R_H = 1.097 × 10⁷ m⁻¹)
Correct Answer:
486 nm
Question 2
Which of the following correctly ranks the first ionization energies from lowest to highest? (I) Mg (II) Na (III) Al (IV) P
Correct Answer:
II < III < I < IV
Question 3
A solution is prepared by dissolving 4.0 g of NaOH (MW = 40 g/mol) in enough water to make 500 mL of solution. What is the pH of this solution?
Correct Answer:
13.0
Question 4
At constant temperature, 2.0 L of an ideal gas at 3.0 atm is compressed to 1.0 L. What is the new pressure?
Correct Answer:
6.0 atm
Question 5
The reaction A → B has ΔH° = −80 kJ/mol and ΔS° = −200 J/(mol·K). At what temperature (in K) does this reaction become non-spontaneous?
Correct Answer:
400 K
Question 1
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Prepare with the MCAT Chem Phys Practice Questions - MCAT Chemical and Physical Foundations of Biological Systems Exam practice quiz. This question bank includes 100 questions covering reaction, passage, compound, pressure, and rate. Use it to review important concepts, identify knowledge gaps, and build confidence for the related exam, course, or assessment.

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MCAT Chem Phys Practice Questions - MCAT Chemical and Physical Foundations of Biological Systems Exam

This practice set contains 100 questions from the matching question bank and focuses on reaction, passage, compound, pressure, and rate. Work through each question carefully, review the provided solutions, and revisit topics that need more study before your next attempt.

This is an independent study resource intended for practice and review; it is not an official examination or an endorsement by any organization named in the title.

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