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प्रश्न
Compare a proton and a neutron in respect of mass and charge.
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उत्तर
Proton: The relative mass of a proton is 1u and its absolute mass is approximately 1.602 × 10–24g. Charge on a proton is +1.
Neutron: Relative mass of a neutron is 1u and its absolute mass is approximately 1.602 × 10–24g . Charge on a neutron is zero.
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