According to the International System of Units (SI) established by the General Conference on Weights — Mole Concept and Some Basic Concepts of Chemistry Chemistry Question
Question
According to the International System of Units (SI) established by the General Conference on Weights and Measures, what is the exact number of fundamental base physical quantities defined?
Answer: 7
💡 Solution & Explanation
The SI system is built upon exactly 7 fundamental base units: Length (metre), Mass (kilogram), Time (second), Electric Current (ampere), Thermodynamic Temperature (kelvin), Amount of Substance (mole), and Luminous Intensity (candela).
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