The mass of a proton is 1.673 10-24 g. The mass of a neutron is ...

[audragclark]

The mass of a proton is 1.673  10-24 g. The mass of a neutron is 1.675  10-24 g. The mass of the nucleus of an 59Fe atom is 9.787  10-23 g. What is the nuclear binding energy (in J) for a 59Fe nucleus? (c = 3.00  108 m/s)
 
  A) 8.13  10-11 J
  B) 2.71  10-19 J
  C) 8.13  10-8 J
  D) 4.00  10-9 J
  E) -9.74  10-10 J

Question 2

How much energy (in J) is produced when 0.067 g of matter is converted to energy?
 
  A) 6.0  1018
  B) 6.0  1012
  C) 2.0  104
  D) 6.0  1015
  E) 2.0  107

[Edwyer]

Answer to Question 1

A

Answer to Question 2

B

[audragclark]

Gracias!

[tranoy]

Excellent