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【单选题】
Which one of the following is a valid statement of Avogadro's law?
A.
P/T = constant
B.
V/T = constant
C.
PV = constant
D.
V = constant × n
E.
V = constant × P
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参考答案：
参考解析：
刷刷题刷刷变学霸
举一反三
【单选题】Which of t he following statement about colloids is incorrect
A.
The appearance of colloids is homogeneous
B.
Colloids must be mixtures.
C.
Colloidal particles are charged. Colloidal mixtures are not charged
D.
Colloids and solutions cannot be distinguished by the Tindal phenomenon.
【单选题】关于粗纤维,下列说法错误的是
A.
纤维素在人们食物消化中有助于肠的蠕动作用，多食用富含纤维素的果蔬类有益于人类健康。
B.
纤维素和半纤维素及木质素是碳水化合物中较难分解的成分
C.
可用酸性洗涤剂法（ADF）
D.
可用碱性洗涤剂法（ADF）