How many electrons are contained in a charge of 70 µC? (e = 1.6 × 10⁻¹⁹ C)
University of Ilorin PHY102 2026-test past question
- 4.375 × 10¹⁴
- 1.12 × 10⁻²⁴
- 7.0 × 10¹³
- 4.375 × 10¹³
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