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Chemistry, 02.12.2019 03:31, kenziepickup
Practice 14
the mass of a proton is approximately
1) 1/2000 times the mass of a neutron and a unit positive charge
2) 1/2000 times the mass of a neutron and a unit negative charge
3) 2000 times the mass of an electron and a unit positive charge
4) 2000 times the mass of an electron and a unit negative charge
![answer](/tpl/images/cats/otvet.png)
Answers: 2
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Do you know the correct answer?
Practice 14
the mass of a proton is approximately
1) 1/2000 times the mass of a neutron...
the mass of a proton is approximately
1) 1/2000 times the mass of a neutron...
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