Page 15 - การจัดประสบการณ์การเรียนรู้วิทยาศาสตร์

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Proton
Electron

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* ÁÇŢͧÍàÔ Å¡ç μÃ͹ (me) = 9.109 × 10-31 kg
ÁÇŢͧâ»Ãμ͹ (mp) = 1.673 × 10-27 kg
ÁÇŢͧ¹ÇÔ μÃ͹ (mn) = 1.675 × 10-27 kg