A 2.47 g sample of hydrated cobalt(II) nitrate is heated. After heating, 1.55 g of pure Co(NO3)2 is obtained. What is the formula for this hydrate? Co(NO3)2 8H₂0O Co(NO3)2 6H2O Co(NO3)2 4H₂O Co(NO3)2 2H2O

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Question 30
A 2.47 g sample of hydrated cobalt(II) nitrate is heated. After heating, 1.55 g of pure
Co(NO3)2 is obtained. What is the formula for this hydrate?
Co(NO3)2 8H2O
Co(NO3)2 6H₂O
Co(NO3)2 4H₂O
Co(NO3)2 2H2O
Transcribed Image Text:Question 30 A 2.47 g sample of hydrated cobalt(II) nitrate is heated. After heating, 1.55 g of pure Co(NO3)2 is obtained. What is the formula for this hydrate? Co(NO3)2 8H2O Co(NO3)2 6H₂O Co(NO3)2 4H₂O Co(NO3)2 2H2O
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