What is the mass (atomic mass unit) of proton?

0.00054 a.m.u

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0.00154 a.m.u

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1.00778 a.m.u.

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2.00778 a.m.u.

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Solution

The correct option is C 1.00778 a.m.u.
Proton can be defined as a hydrogen ion (H+) (Ions are charged particles). Mass of proton is 1.0072766 a.m.u. or 1.6726 x 10^-²⁷ kg. Comparative mass: Proton is 1837 times heavier than an electron.

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Similar questions

What is the mass (atomic mass unit) of an electron?

u

u (u =

_{2} {H e}^{4}

= 4.0015 u)

What is atomic mass unit ?

_{2}^{4} H e

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