Complex sentence: In practical terms, the ampere is a measure of the amount of electric charge passing a point in an electric circuit per unit time with 6.241 × 10 18 electrons, or one coulomb per second constituting one ampere.
Split into simpler sentences: In practical terms, the ampere is a measure of the amount of electric charge passing a point in an electric circuit per unit time. Around 6.241 × 10 18 electrons, or one coulomb, passing a given point each second constitutes one ampere.