题目内容：
下列说法中，正确的是（ ）
A二氧化硅可用来制造太阳能电池
B需要加热才能进行的反应一定是吸热反应
C铜的金属性比铝弱，可以用铜罐贮运浓硝酸
DNaOH溶液不能保存在带磨口玻璃塞的试剂瓶中
答案解析：
单选题：下列说法中，正确的是（ ） A二氧化硅可用来制造太阳能电池B需要加热才能进行的反应一定是吸热反应C铜的金属性比铝弱，可以用铜罐贮运浓硝酸DNaOH溶液不能保存在
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