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What is an atom?
An atom is the smallest unit of an element, consisting of protons, neutrons, and electrons.
What is the chemical formula for water?
The chemical formula for water is H_2O.
What is the pH scale?
The pH scale measures the acidity or alkalinity of a solution, ranging from 0 (very acidic) to 14 (very basic), with 7 being neutral.
What is a molecule?
A molecule is a group of two or more atoms bonded together by chemical bonds.
What is the periodic table?
The periodic table is a tabular arrangement of elements, organized by atomic number, electron configuration, and recurring chemical properties.