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WorksheetsGENERAL CHEMISTRY II
Total questions: 11
Worksheet time: 14mins
Intermolecular force holds the molecule together which can be attractive only.
TRUE
FALSE
Dipole-dipole forces are attractive forces existing between ____________.
non polar molecules
ion
polar molecules
positive charges
The attraction between a partial positive hydrogen in a polar molecule and slightly negative atom in another molecule is called _____________.
hydrogen bond
covalent bond
london dispersion
dipole dipole
Hydrogen bond is a special type of london dispersion.
TRUE
FALSE
Which of the following is the weakest intermolecular forces because it has only a temporary attractive force?
London dispersion
Dipole-Dipole
Hydrogen bond
Covalent bond
It contains more solute than is present in a saturated solution at a specific temperature.
SOLUTION
SATURATED SOLUTION
UNSATURATED SOLUTION
SUPERSATURATED SOLUTION
The amount of solute present in a given quantity of solvent or solution is called _________.
Concentration of a solution
solvent
solution
measurement
The higher the concentration of a solution the less solutes it has in it.
TRUE
FALSE
Which of he following is the formula for Percent by Mass?
% by mass = mass of solution/ solute mass of solute x 100
% by mass = mass of solute / solute mass of solution x 100
Which of the following is the formula for Mole fraction?
XA= moles of A / sum of moles of all components
XA= sum of moles of all components / moles of A
5 points
What is the mass percent of NaCl in a solution of 4.50 g of NaCl in 35.0 g of water?
11.4 %
1.575 %
0.07 %
462.85 %
