Aqueous solution

• How Can You Produce CuCl2 from CuSO4?
  Convert copper sulfate to copper(II) chloride by precipitating sulfate with barium chloride, then filter and crystallize the copper salt.
• Can You Convert Mass Percent to Solution Density?
  Mass percentage alone cannot determine solution density. Learn what additional volume, temperature, or reference data you need and how to calculate it.
• Can Electrolysis of Aqueous NaCl Produce Sodium Metal?
  Aqueous sodium chloride electrolysis produces hydrogen and sodium hydroxide, not sodium metal: water is reduced first, and sodium reacts with water.