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HESI A2 CHEMISTRY ACTUAL EXAM PAPER V1 AND V2 2026 QUESTIONS AND ANSWERS 100% CORRECT

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HESI A2 CHEMISTRY ACTUAL EXAM PAPER V1 AND V2 2026 QUESTIONS AND ANSWERS 100% CORRECT

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HESI A2 CHEMISTRY
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November 8, 2025
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2025/2026
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HESI A2 CHEMISTRY ACTUAL EXAM PAPER
V1 AND V2 2026 QUESTIONS AND
ANSWERS 100% CORRECT

⩥ What is the oxidation number for any SIMPLE ion. Answer: +1 or -1
depending on the charge of the ion


⩥ How many kilograms are in a pound. Answer: 0.45


⩥ What is the temperature for freezing point of water in Celsuis.
Answer: 0 degrees


⩥ What is teh conversation of celsius to fahrenheit. Answer: 0C = 32F


⩥ What is the oxidation number of an element atom. Answer: 0


⩥ What is the freezing point of sea water in fahrenheit. Answer: 0F


⩥ How many amino acids are in a dipeptide. Answer: 2


⩥ If oxygen is in a compound, what would its oxidation number be.
Answer: -2

, ⩥ Which of the following pH values would lemon juice likely have.
Answer: 2


⩥ What is a pentose. Answer: 5 carbon sugar


⩥ What is the oxidation state of the sulfur atom in sulfuric acid
(H2SO4). Answer: 6


⩥ How many neutrons does carbon 14 have. Answer: 8


⩥ How many protons does potassium have. Answer: 19


⩥ How many amino acids are essential for human life. Answer: 20
amino acids


⩥ 0 K is equal to ____ C. Answer: -273


⩥ What does amphoteric mean. Answer: a substance that can act as a
acid or base


⩥ What is Kelvin based around. Answer: absolute zero
R217,75
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