Determine from the following choices which correctly show the equality and conversion factor/s for 500 mg of Tranexamic acid per 5 mL solution.

• A. 5 mL solution = 500 mg of Tranexamic acid;
  5 mL solution / 500 mg Tranexamic acid
• B. 5 mL solution = 500 mg of Tranexamic acid;
  500 mg Tranexamic acid / 5 mL solution
• C. 5 mL solution = 500 mg of Tranexamic acid;
  500 mg Tranexamic acid / 5 mL solution and 5 mL solution / 500 mg Tranexamic acid

Answer: (C)