CHEM 219 Final Test with Complete Solutions
How are frequency and wavelength related? - Answer-They are inversely proportional
Which elements can have hydrogen bonding? - Answer-Oxygen, Nitrogen and Flourine
Molarity is - Answer-moles of solute/liters of solution M/L
Molality is - Answ...
CHEM 219 Final Test with
Complete Solutions
How are frequency and wavelength related? - Answer-They are inversely proportional
Which elements can have hydrogen bonding? - Answer-Oxygen, Nitrogen and Flourine
Molarity is - Answer-moles of solute/liters of solution M/L
Molality is - Answer-moles of solute/kg of solvent
a solute is - Answer-A substance that is dissolved in a solution.
a solvent is - Answer-A liquid substance capable of dissolving other substances
vapor pressure of a liquid increases with an increase in temperature this means -
Answer-the average kinetic energy of molecules is greater thus more molecules can
enter the gaseous state.
stronger IMFs - Answer-higher boiling and melting points
lower vapor pressure
chemical reactions in which electrons are shared - Answer-occur between nonmetals
and nonmetals.
covalent bond - Answer-A chemical bond that involves sharing a pair of electrons
between atoms in a molecule
transfer of electrons occur between - Answer-nonmetal and metal
electron affinity is - Answer-the energy needed to remove an electron from a negative
ion to form a neutral atom or molecule
Sublimation - Answer-solid to gas
Condensation - Answer-Gas to liquid
Evaporation - Answer-Liquid to gas
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