1.60×10−10C1.60 \times 10^{-10} \mathrm{C}1.60×10−10C
6.02×10−19C6.02 \times 10^{-19} \mathrm{C}6.02×10−19C
1.6×10−19C1.6 \times 10^{-19} \mathrm{C}1.6×10−19C
1.6×10−23C1.6 \times 10^{-23} \mathrm{C}1.6×10−23C
