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Chemistry Version 2 Hesi Questions and Answers | Latest Version | 2025/2026 | Correct & Verified
What is an isotope?✔✔Atoms of the same element that have different numbers of neutrons
Which type of bond involves the sharing of electrons between atoms?✔✔Covalent bond
Which type of bond involves the transfer of electrons from one atom to another?✔✔Ionic bond
What is a molecule?✔✔Two or more atoms chemically bonded together
What is a compound?✔✔A substance made of two or more different elements chemically combined
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What is the chemical formula for water?
✔✔H₂O
What is the pH of a neutral solution?
✔✔7
Which substance increases the concentration of hydrogen ions in a solution?✔✔Acid
Which substance decreases the concentration of hydrogen ions in a solution?✔✔Base
What is the difference between a solute and a solvent?✔✔The solute dissolves in the solvent
What is a chemical reaction?✔✔A process in which substances are changed into new substances
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