There are 2 moles of K in one mole of K₂CO₃. How many atoms of K are present in one mole of K₂CO₃?
A. 6.02 x 10²³ atoms
B. 1.8 x 10²⁴ atoms
C. 1.20 x 10²³ atoms
D. 1.8 x 10²⁴ atoms