MCQOPTIONS
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| 1. |
What’s the mass of neutron in terms of electrons mass? |
| A. | 1838 times of electron’s mass |
| B. | 1/1838 times of electron’s mass |
| C. | 1832 times of electron’s mass |
| D. | 1/1832 times of electron’s mass |
| Answer» B. | |