KingD2269 KingD2269 27-05-2024 Physics Answered To seven significant figures, the mass of a proton is 1.672623×10⁻²⁷ kg. Which of the following choices demonstrates correct rounding?A. 1.672×10⁻²⁷ kgB. 1.67×10⁻²⁷ kgC. 1.67263×10⁻²⁷ kg