Asked by Roxanne

What is the expected mass of anhydrous salt formed after the waters of hydration of CoCl2·6H2O are driven off completely by heating, resulting in a mass loss of 2.000 g water?
Answered by Anonymous
What is the colour of lead
Answered by Devron


CoCl2·6H2O ----> CoCl2(s) + 6H20(g)

****H2O is lost as a gas.

2g of H20*(1 mole/18 g of H2O)=moles of H20


moles of H2O*(1 mole of CoCl2/6 moles of H20)= moles of CoCl2

moles of CoCl2*(129.89g/1 mole)= mass of CoCl2

Answered by Devron
Bluish-white color
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