Write the formula for each acid based on the names. 
a. sulfurous acid
b. phosphoric acid
c. hydrochloric acid

• A. (a) H₂SO₃ ; (b) H₃PO₄; (c) HClO₂
• B. (a) H₂SO₃ ; (b) H₃PO₄; (c) HCl
• C. (a) H₂SO₄ ; (b) H₂PO₃; (c) HClO₂
• D. (a) H₂SO₄ ; (b) H₃PO₄; (c) HCl

Answer: (B)