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    (Original post by HN786)
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    I got 1.457 g/dm^3 and I'm not sure... While calculating the n of Na2CO3, did you take the molar mass of anhydrous or decahydrate? Coz I took decahydrate. Should it be anhydrous instead?
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    (Original post by Iluv2edgedsword)
    I got 1.457 g/dm^3 and I'm not sure... While calculating the n of Na2CO3, did you take the molar mass of anhydrous or decahydrate? Coz I took decahydrate. Should it be anhydrous instead?
    I'll come tomorrow with the feedback from my teacher
 
 
 
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