皮皮学，免费搜题
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搜题
【单选题】
以配位滴定法测定铝。30.00mL0.0l000mol/L的EDTA溶液相当于Al2O3(其摩尔质量为101.96g/mol)多少毫克?( )A.
30.59
B.
15.29
C.
0.01529
D.
10.2
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皮皮学刷刷变学霸
举一反三
【判断题】While the pledge lasts, the pledgee must treat the property with reasonable care.
A.
正确
B.
错误
【多选题】A spirit screen, also called a screen wall, is a shield construction. Its main function is to protect the front gate and block away __________.
A.
Amonster
B.
wind
C.
sand
D.
bad luck.