Chemistry please??? MULTIPLE CHOICE?

[sexybabe112233]

1. Calculate the concentration of a solution in g/ml if 4.3 g of NaCl is dissolved in 30. mL of water.
4.3 g/mL
6.97 g/mL
0.14 g/mL
30 g/mL

2.60 moles of LiCl is dissolved in 230. mL of water. What is the resulting molarity?
2.6 M
11.3 M
2.30 M
11 M

Which of the following are the colligative properties?
Boiling point depression
Freezing point depression
Vapor pressure elevation
All of the above

Which of the following are solutions?
Gas dissolved in a liquid
Liquid dissolved in a liquid
Solid dissolved in a liquid
All of the above

When a metal is dropped into an acid...
The acid will corrode the metal
The metal turns green
The metal dissolves
Nothing will happen

When an acid ionizes in water it produces ___, when a base dissociates in water it produces ___ .
H+, H+
H+, OH-
OH-, H+
OH-, OH-