Activity 5 | Empirical Formula
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7 Terms
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Hydrates
Ionic compounds that have a specific number of water molecules associated with them
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Anhydrous
Free from water
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Balanced equation
MSO4 • x H2O → MSO4 + x H2O (g)
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Dessicant
A chemical that removes water from the atmosphere
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Dessicator
A container with a very good seal that contains a dessicant
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Heating to a constant mass
Heating the hydrated salt repeatedly until the mass no longer changes (i.e. no additional water is lost)
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Purpose of heating to constant mass
To ensure that all of the water has been removed from the hydrated salt
Note 
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