Properties Of Water Question Preview (ID: 55701)


Characteristics Of Water And Solutions Chemistry. TEACHERS: click here for quick copy question ID numbers.

Ice floats on liquid water because its density is:
a) lower than that of liquid water
b) the same as that of liquid water
c) higher than that of liquid water
d) none of these

Mixtures from which some of the particles will seettle slowly upon standing are referred to as:
a) homogeneous
b) solutions
c) suspensions
d) colloids

A typical kind of emulsion is:
a) muddy water
b) mayonnaise
c) sea water
d) smoke

An electric current is conducted by:
a) a solution of NaCl
b) a sugar solution
c) solid NaCl
d) solid sugar

The high surface tension of water is due to the:
a) small size of water molecules
b) low mass of water molecules
c) hydrogen bonding between water molecules
d) covalent bonds in water molecules

Salt and other compounds that remove moisture from the air are said to be:
a) efflorescent
b) surfactant
c) colloidal
d) hygroscopic

The part of the solution that is the substance that is dissolved
a) solvent
b) solute
c) dessicant
d) electrolyte

The inward force that tend to minimize the surface area of a liquid:
a) specific heat capacity
b) hydrogen bonding
c) surface tension
d) surfactant

A compound that does not conduct an electric current in aqueous solution or when molted is called a(n):
a) electrolyte
b) nonelectrolyte
c) hydrate
d) colloid

We use soap in water to do which of the following:
a) dehydrate the water solution
b) raise the speific heat of the water
c) raise the heat of vaporization of the water
d) lower the surface tension of the wter

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