The farthest bright galaxies that modern telescopes are capable ...

[Jkov05]

The farthest bright galaxies that modern telescopes are capable of seeing are up to
 
  A) 10 billion light years away.
  B) 10 million light years away.
  C) 1 trillion light years away.
  D) 1 million light years away.
  E) 1 billion light years away.

Question 2

What is the binding energy per nucleon for Al? The neutral Al atom has a mass of 26.981539 u; a neutral hydrogen atom has a mass of 1.007825 u; a neutron has a mass of 1.008665 u; and a proton has a mass of 1.007277 u. 1 u = 931.494 MeV/c2.
 
  A) 8.3 MeV
  B) 6.7 MeV
  C) 5.4 MeV
  D) 3.4 MeV
  E) 2.8 MeV

[sierramartinez]

Answer to Question 1

A

Answer to Question 2

A

[Jkov05]

Wow, this really help

[shewald78]

Thanks for the timely response, appreciate it