Is Lin Lin in Class 3? No, she isn't.()
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The two classmates said goodbye and went their respectable ways.()
化学变化过程中有的还伴随着颜色的变化,下列有关说法正确的是()。
A. 淀粉溶液遇单质碘后,溶液由无色变成紫色
B. AgBr同体见光分解后,剩余同体呈银白色
C. 新制氯水呈浅黄绿色,久置后溶液几乎无色
D. 紫色石蕊溶液通人SO2,溶液最终变成无色
Why not to go shopping with us?()