Life Science & Medicine
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為何算法不是(6.65-3.67)/18
答案:7
紅航之分子量為何?Fe = 55.8
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pt 6.65g 水合物 NiSO.xH2O 在真空中加熱水分被吸出,且3.67g之無水 NiSO. 留下,
則 NiSO.XH0式中之x 值為何?Ni= 58.7
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