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HESI A2 Chemistry Questions and Answers | Latest Version | 2025/2026 | Correct & Verified
What is Avogadro’s number?
✔✔6.022 × 10²³
What is the chemical formula for glucose?
✔✔C₆H₁₂O₆
What is the chemical symbol for sodium?✔✔Na
What is the chemical symbol for potassium?
✔✔K
What is the chemical symbol for calcium?✔✔Ca
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What is the chemical symbol for iron?✔✔Fe
What is the chemical symbol for oxygen?
✔✔O
What is the chemical symbol for nitrogen?
✔✔N
What is the chemical symbol for chlorine?✔✔Cl
What is the chemical symbol for hydrogen?
✔✔H
What is the chemical formula for table salt?✔✔NaCl
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