crystal hydrates 2

• Science
• Secondary Education

crystal hydrates 

grade 10

May 13, 2020

Objectives 

1. Recall crystal hydrates 

2. Steps to find the formula of unknown crytsal hydrate

3.Determine the formula of unknown crystal hydrate 

starter 

vocabulary eflash 

second question from forms 

CHALLENGE : An 11.75 g sample of a common hydrate of cobalt chloride CoCl2.xH20 is heated. After heating, 0.0712 mol of anhydrous cobalt chloride cobalt chloride remains. What is the formula and the name of this hydrate?

Arrange these hydrates in increasing percent water content MgSo4.7H20 , Ba(OH)2.8H20 , CoCl2.6H20

CHALLENGE- Explain how hydrate in figure might be used as a means of roughly determining the probability of rain