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abstraction > mathematical concept > number > constant > fundamental physical constant > particle constant > particle mass > proton mass

proton mass (mp)
subject			fact

proton mass	has symbol mp
	has value 1.67262158 × 10-27 kg
	applies to particle proton
	has uncertainty 0.00000013 × 10-27 kg
	is an instance of particle mass
particle mass	has unit kg
particle constant	applies to particle
fundamental physical constant	has accuracy