题目内容：
下列分散系能产生“丁达尔效应”的是（）。
A稀硫酸
B硫酸铜溶液
C氢氧化铁胶体
D酒精溶液
答案解析：
单选题：下列分散系能产生“丁达尔效应”的是（）。A稀硫酸B硫酸铜溶液C氢氧化铁胶体D酒精溶液
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下列能量转化过程与氧化还原反应无关的是（）。A硅太阳能电池工作时，光能转化成电能B锂离子电池放电时，化学能转化成电能C电解质溶液导电时，电能转化成化学能D葡萄糖
下列能量转化过程与氧化还原反应无关的是（）。A硅太阳能电池工作时，光能转化成电能B锂离子电池放电时，化学能转化成电能C电解质溶液导电时，电能转化成化学能D葡萄糖为人类生命活动提供能量时，化学能转化成热能
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