another is this.help me solve it,

"christina maurice [email protected] [thechemistrycluster]" <[email protected]> Thu, 22 May 2014 08:42:01 -0700 (PDT)
Newsgroups gmane.science.chemistry.the-chemistry-cluster
Message-ID <[email protected]>
25.0 ml of a given solution of hydrated Barium Chloride was treated with an excess Sulfuric acid. If the weight of Barium Sulphate obtained was 0.3298. Calculate the weight of BaCl2.2H2O in the original solution.