要配制1mol/L的CuSO4溶液480mL,应该称量多少克CuSO4.5H20?或者称量多少克CuSO4?please,最好有详解.
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要配制1mol/L的CuSO4溶液480mL,应该称量多少克CuSO4.5H20?或者称量多少克CuSO4?please,最好有详解.
要配制1mol/L的CuSO4溶液480mL,应该称量多少克CuSO4.5H20?或者称量多少克CuSO4?
please,最好有详解.
要配制1mol/L的CuSO4溶液480mL,应该称量多少克CuSO4.5H20?或者称量多少克CuSO4?please,最好有详解.
配制480ml溶液只能采用500ml的容量瓶
也就是说需要的CuSO4(或CuSO4.5H20)物质的量n=CV=1*0.5=0.5mol
如果用CuSO4.5H20,m1=nM1=0.5*250=125g
如果用CuSO4,m2=nM2=0.5*160=80g