What mass of sodium fluoride (used in water fluoridation and the manufacture of insecticides) is required to form 485 g of sulfur tetrafluoride?
3SCI₂(l) + 4NaF(s) - SF₄(g) + $2Cl₂(l) + 4NaCI(s)
A. 1.94 kg
B. 1.51 kg
C. 754 g
D. 205 g
E. 51.3 g