Q1) Which of the following methods can separate a mixture of methylbenzene and water?
A)Crystallization
B)Filtration
Q2)
Statement1: Hydrogen chloride dissolves in water to form an acid
Statement2: Hydrogen contains chloride hydrogen
A)Both correct and the 2nd statement is a correct explanation of 1st statement
B)Both correct and the 2nd statement is NOT a correct explanation of 1st statement
[ 本文被eric_ah4在2007-01-22 12:57重新編輯 ]