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Posted: **Wed Jul 06, 2022 11:07 am**

: Question 30 1 Point A 2 47 G Sample Of Hydrated Cobalt Ii Nitrate Is Heated After Heating 1 55 G Of Pure Co No3 2 I 1 (60.56 KiB) Viewed 12 times

Question 30 (1 point) 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