$1.00 multiple choice
- From Chemistry: General-Chemistry
- Closed, but you can still post tutorials
- Due on Nov. 10, 2009
- Asked on Nov 06, 2009 at 2:50:15PM
Q:
6) Acetic acid can be classified as a ________.
A) solid
B) weak electrolyte
C) strong electrolyte
D) ionic compound
E) gas
7) The molarity of a solution of 5.0 g of KCl in 100. mL of solution is ________.
A) 0.067M B) 1.3M C) 0.13 M D) 0.038M E) 0.67 M
8) The O
-
H bond in water is polar because
A) hydrogen ismuch more electronegative than oxygen.
B) oxygen occupies more space than hydrogen.
C) oxygen ismuch more electronegative than hydrogen.
D) it is an ionic bond.
E) it is a hydrogen bond.
9) When KCl dissolves in water
A) the K
+ ions are attracted to Cl-
ions on the KCl crystal.
B) the K
+
ions are attracted to the partially positive hydrogen atoms of the water molecule.
C) the Cl
-
ions are attracted to the partially negative oxygen atoms of the water molecule.
D) the Cl
- ions are attracted to dissolved K+
ions.
E) the K
+
ions are attracted to the partially negative oxygen atoms of the water molecule.
