CHEM BRAIN

Name of constant

Unit

Electron(e–)

Proton(p+)

Neutron(n)

Amu

0.000546

1.00728

1.00899

Mass (m)

Kg

9.109 × 10–31

1.673 × 10–27

1.675 × 10–27

Relative

1/1837

1

1

Coulomb (C)

– 1.602 × 10–19

+1.602 × 10–19

Zero

Charge(e)

Esu

– 4.8 × 10–10

+4.8 × 10–10

Zero

Relative

– 1

+1

Zero

Specific charge (e/m)

C/g

1.76 × 108

9.58 × 104

Zero

Density

Gram / cc

2.17 ´10^-17

1.114 ´10¹⁴

1.5 ´10^-14