Given that 1 mole of carbon -12 weighs 12.0g, how many atoms are there in 24.0g magnesium? (C = 12, Mg = 24, NA = 6.02 x 10 23mol-1)

A. 1/2 x 6.02 x 10 23
B. 1 x 6.02 x10 23
C. 2 x 6.02 x 10 23
D. 3x 6.02 x 10 23
E. 4x 6.02 x 10 23

Correct Answer: Option B

B. 1 x 6.02 x10 23