17/10/2007, 17h25 #6 goonny Re : coulomb et électrons je … How do you calculate that one coulomb is equal to 6.24x10^18 electrons - Mary (age 22) Il équivaut à 6,241 509 629 152 65 × 10 18 charges élémentaires. Under the 2019 redefinition of the SI base units, which took effect on 20 May 2019, the coulomb is exactly 1/(1.602 176 634 × 10 −19) (which is approximately 6.241 509 0744 × … Electron charge to coulombs conversion formula. Re : coulomb et électrons Effectivement Goony, si l'énoncé parlait de 1 Ampère c'eut été different. Son nom vient de celui du physicien français Charles-Augustin Coulomb. It is defined as the charge in one Ampere of current passed for one second. Example. Convert 3 coulombs to electron charge: Q (e) = 3C × 6.24150975⋅10 18 = 1.872⋅10 19 e. Coulomb to electron charge conversion table The charge in electron charge Q (e) is equal to the charge in coulombs Q (C) times 6.24150975⋅10 18: Q (e) = Q (C) × 6.24150975⋅10 18. Coulombs to electron charge conversion formula. Le coulomb est la charge électrique (la quantité d' électricité) traversant une section d'un conducteur parcouru par un courant d'intensité de un ampère pendant une seconde (1 C = 1 A s). Donc il est bien question d'un seul coulomb, soit de 16.66 mA * 60 s. L'electronique, c'est fantastique. Example. Now for an electron, the amount of charge it carries is 1.6*10^-19 C. So for making a charge of 5 Coulomb, the number of electrons required will be: Convert 3 electron charge to coulombs: Q (C) = 3e × 1.60217646⋅10-19 = 4.8065⋅10-19 C. electron charge to coulombs conversion table One coulomb is the fundamental SI unit of charge. One coulomb of charge has the equivalent charge of 6.25x10^18 electrons. This is determined from the value of charge on one electron and the value of charge for 1 coulomb. The charge in coulombs Q (C) is equal to the charge in electron charge Q (e) times 1.60217646⋅10-19: Q (C) = Q (e) × 1.60217646⋅10-19. The coulomb (symbol: C) is the International System of Units (SI) unit of electric charge.