Chem 101 Final Exam Questions And Answers Latest Top Score.
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Course
Chem 101
Institution
Chem 101
Chem 101 Final Exam Questions And Answers Latest Top Score.
Ionic Compound - correct answer. a compound composed of positive and negative ions that are combined so that the numbers of positive and negative charges are equal
Covalent Compound - correct answer. a chemical compound...
Chem 101 Final Exam Questions And
Answers Latest Top Score.
Ionic Compound - correct answer. a compound composed of positive and negative
ions that are combined so that the numbers of positive and negative charges are equal
Covalent Compound - correct answer. a chemical compound formed by the sharing of
electrons
The Ideal Gas Law - correct answer. PV = nRT.
Tells you how a gas responds to a change in its physical conditions. change P, V or T,
and the others adjust
Stoichiometry - correct answer. that portion of chemistry dealing with numerical
relationships in chemical reactions; the calculation of quantities of substances involved
in chemical equations
Electrolytes - correct answer. chemical substances that develop an electric charge
and are able to conduct an electric current when placed in water; ions
Strong Acids - correct answer. HCl, HBr, HI, HNO3, HClO4, H2SO4
Dissociates completely in water
Weak Acids - correct answer. HF, HCN, HC2H3O2, H2S, H2CO3, HClO
Doesn't dissociate completely in water
Net Ionic Equation - correct answer. an equation for a reaction in solution showing
only those particles that are directly involved in the chemical change
Spectator Ions - correct answer. ions that do not take part in a chemical reaction and
are found in solution both before and after the reaction
, Acid - correct answer. a substance that increases the hydrogen ion concentration of a
solution
Base - correct answer. eat protons
consume H+ ions when fin water
metal hydroxides are the most common
1st Law of Thermodynamics - correct answer. The principle of conservation of energy.
Energy can be transferred and transformed, but it cannot be created or destroyed.
2nd Law of Thermodynamics - correct answer. entropy of the universe is always
increasing
Kinetic Energy - correct answer. energy of motion
Potential Energy - correct answer. energy stored due to an object's position or
arrangement
Enthalpy - correct answer. the amount of thermal energy emitted or absorbed by a
chemical reaction, under conditions of constant pressure
Endothermic Reaction - correct answer. a chemical reaction accompanied by the
absorption of heat
Exothermic Reaction - correct answer. a reaction that releases energy in the form of
heat
Specific Heat - correct answer. the heat required to raise the temperature of one gram
of a substance one degree centigrade
Wavelength - correct answer. The distance between crests of waves, such as those of
the electromagnetic spectrum.
Lambda
Speed - correct answer. v symbol
Frequency - correct answer. Mu symbol
u
The Bohr Model - correct answer. Bohr proposed that an electron is found only in
specific circular paths, or orbits, around the nucleus.
3 Quantum Numbers - correct answer. n=size
l=shape
and m=position
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