Statement-1 : Atomic mass of sodium is 23u
Statement-2 : An atom of sodium is 23 times heavier than atom of C-12 isotope

Options

A. Statement 1 is true, statement 2 is also true , statement 2 is the correct explanation of statement 1.
B. Statement 1 is true, statement 2 is also true , statement 2 is not the correct explanation of statement 2
C. Statement 1 is true, statement 2 is false
D. Statement 1 is fale, statement 2 is true

Answer

C