Molar Mass of Cu(NH*3*)*4*SO*4*2H*2*O

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Perfection Ace
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Cu(NH*3*)*4*SO*4*2H*2*O

*x* is the number in small and bottom right of the letter. The answers says that it's 267.5, but I got 251.5?
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B_9710
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Are you taking about  \text{Cu(NH}_3)_4\text{SO}_4.2 \text{H}_2 \text{O} ?
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(Original post by B_9710)
Are you taking about  \text{Cu(NH}_3)_4\text{SO}_4.2 \text{H}_2 \text{O} ?
yep. my calculations were 63.5+(17*4)+32+64+4+16**my bad, answer I got was 247.5
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