The mass of an electron is approximately 9 × 10^-28 grams, while the mass of a neutron is approximately 2 × 10^-24 grams. Which of the following is true?
The mass of a neutron is approximately 2,000 times the mass of an electron.
The mass of a neutron is approximately 1,000 times the mass of an electron.
The mass of a neutron is approximately 10,000 times the mass of an electron.
The mass of a neutron is approximately 20,000 times the mass of an electron.