Consider the following reaction: 
3 NaBH₄ (aq) + 4 BF₃ (g)→ 3 NaBF₄ (aq) + 2 B₂H₆ (g)
Calculate the number of hydrogen atoms in the B₂H₆ produced if 16.5 moles of NaBF₄ are also formed.

• A. 3.97×10²⁵
• B. 4.12×10²⁵
• C. 1.56×10²³
• D. 6.36×10²³

Answer: (A)