[Answered] The symbol for a certain isotope of radium is Ra. How many nucleons are there in the nucleus of this ...

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Author Question: The symbol for a certain isotope of radium is Ra. How many nucleons are there in the nucleus of this ... (Read 72 times)

iveyjurea

Hero Member
Posts: 555

on: Jul 27, 2018

The symbol for a certain isotope of radium is Ra. How many nucleons are there in the nucleus of this isotope?

A) 88
B) 138
C) 214
D) 226
E) 314

Question 2

The symbol for a certain isotope of polonium is Po. How many neutrons are there in the nucleus of this isotope?

A) 84
B) 130
C) 214
D) 298
E) 314

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Marked as best answer by a Subject Expert

izzat

Sr. Member
Posts: 328

Reply #1 on: Jul 27, 2018

Answer to Question 1

D

Answer to Question 2

B

iveyjurea

Member
Posts: 555

Reply 2 on: Jul 27, 2018

Gracias!

dreamfighter72

Member
Posts: 355

Reply 3 on: Yesterday

Great answer, keep it coming

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