how many mole of Cr are in 85g of Cr2S3? (Cr=52,S=32)
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0.85 mole of Cr will present in given amount
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2Cr + 3S------> Cr2S3
molecular weight of Cr2S3 =2 x 52 + 3 x 32 = 200 gm/mole
mole of Cr2S3 is 85/200 = 0.425 mole
if Cr2S3 has 0.425 mole
then by stoichiometry coefficient mole of Cr = 2 x 0.425 = 0.85 mole
i hope it will help you
regards
molecular weight of Cr2S3 =2 x 52 + 3 x 32 = 200 gm/mole
mole of Cr2S3 is 85/200 = 0.425 mole
if Cr2S3 has 0.425 mole
then by stoichiometry coefficient mole of Cr = 2 x 0.425 = 0.85 mole
i hope it will help you
regards
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