Washing soda is chemically represented by A Na<sub>2</sub>CO<sub>3</sub> B Na<sub>2</sub>CO<sub>3</sub>.H<sub>2</sub>O C Na<sub>2</sub>CO<sub>3</sub>.10H<sub>2</sub>O D NaHCO<sub>3</sub> Washing soda is chemically represented by Correct Answer Na<sub>2</sub>CO<sub>3</sub>.10H<sub>2</sub>O Bissoy MCQ Team Chemical Engineering Chemical Process