What is the correct relation between a and b if 0.48 g of Br2 is reacted with 0.57 g of F2 to form a pale yellow liquid, Br a F b? (Given atomic mass of Br = 80, F = 19)
a. a = 2, b = 1
b. a = 1, b = 2
c. a = 3, b = 2
d. a = 2, b = 3