Class activities. Electricity

(Apr-11th) Exercises with the charge within an amount of electrons. Charge of electron 1.6·10^-19 C

·      Charge of one mole of electrons

·      Charge of 0.025 moles of electrons

·      Charge of 1·10⁶ electrons.

·      Charge of 2·10¹⁰ electrons.

Coulomb's Law

·      Formula. It depends of the charge... and of the square of distance..

·    Activity 6 page 172 (b and c for Monday 15th)

• If we have 1 microCoulomb, calculate the number of electrons
• Page 180: Act 18th (a,b), 19th (a,b), 21st, 22nd