NaHCO₃ Is the Active Ingredient in Baking Soda

Multiple Choice

NaHCO₃ is the active ingredient in baking soda.How many grams of oxygen are present in 0.25 g of NaHCO₃?

A) 0.009 g
B) 0.048 g
C) 2.98 × 10³ g
D) 0.016 g
E) 0.14g