*Please select more than one item to compare. Advanced Search | Structure Search. This reaction takes place at a temperature of 160-170°C in a flow dry HCl. The answer will appear below; Always use the upper case for the first character in the element name and the lower case for the second character. COCl2 + H2O = CO2 + HCl Instructions and examples below may help to solve this problem You can always ask for help in the forum Instructions on balancing chemical equations: Enter an equation of a chemical reaction and click 'Balance'. The thermal decomposition of hexahydrate cobalt (II) chloride to produce cobalt (II) chloride and water. Search term: "CoCl2 6h2o" Compare Products: Select up to 4 products. 6 matches found for CoCl2 6h2o . Cobalt(II) chloride hexahydrate.