Of all elements, ________ has the most stable and tightly bound ...

[futuristic]

Of all elements, ________ has the most stable and tightly bound nucleus.
 
  Fill in the blank(s) with correct word

Question 2

Star A and star B both have an absolute magnitude of 2.0, but star A is at a distance of 50 pc and star B is at a distance of 20 pc. Which statement below is correct?
 
  A) Star A appears brighter than star B, but actually star B and star A are the same brightness.
  B) Star B appears brighter than star A, but actually star B and star A are the same brightness.
  C) Star A and star B appear to have the same brightness, but actually star B is brighter than star A.
  D) Star A and star B appear to have the same brightness, but actually star A is brighter than star B.
  E) It is impossible to determine how bright these stars are or appear to be relative to one another, given the information above.

[reelove4eva]

Answer to Question 1

iron

Answer to Question 2

B

[futuristic]

Thanks for the timely response, appreciate it

[carojassy25]

Gracias!