STUDY GUIDE CURRENTLY TESTING
COMPLETE EXAM QUESTIONS WITH
DETAILED VERIFIED ANSWERS
/EXPERT VERIFIED /ALREADY
GRADED A+
Protons were discovered by______in 1919. - CORRECT ANSWER ✔✔-
Rutherford
Neutrons were discovered by________ in 1932. - CORRECT ANSWER ✔✔-
James Chadwick
1) All matter is made of atoms. Atoms are indivisible and indestructible.
2) All atoms of a given element are identical in mass and properties
3) Compounds are formed by a combination of two or more different kinds of
atoms.
4) A chemical reaction is a rearrangement of atoms. - CORRECT ANSWER ✔✔-
Dalton's Atomic Theory
Organic alkANEs - CORRECT ANSWER ✔✔- Mother Eats Peanut Butter:
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,Methane: CH4
Ethane: C2H6
Propane: C3H8
Butane: C4H10
...then greek prefixes
Uniform throughout, air, milk, sea water - CORRECT ANSWER ✔✔-
Homogeneous mixture
Not uniform, chocolate chip cookie - CORRECT ANSWER ✔✔- Heterogenous
mixture
When an element has a change in mass number, or neutrons - CORRECT
ANSWER ✔✔- isotope
A species of an element in which the number of electrons does not equal the
number of protons. - CORRECT ANSWER ✔✔- Ion
Each isotope of an atom has a different number of neutrons. - CORRECT
ANSWER ✔✔- Isotope
mols/L; mmols/mL - CORRECT ANSWER ✔✔- Molarity
The lighter a gas's atomic weight, the faster it will escape a container. - CORRECT
ANSWER ✔✔- Graham's Law of Effusion
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, The temperature at which the solid and liquid phases of a substance are in
equilibrium at atmospheric pressure (760 mm Hg). - CORRECT ANSWER ✔✔-
Normal Melting Point
The point at which the vapor pressure of a liquid equals 1 atm. - CORRECT
ANSWER ✔✔- Boiling Point
change in spontaneity of a system. - CORRECT ANSWER ✔✔- Free Energy
Amount of energy required to raise the water surrounding the chamber of the bomb
calorimeter by one °C - CORRECT ANSWER ✔✔- Calorimeter Constant
ΔG = ΔH - TΔS, where ΔH = change in enthalpy and ΔS = change in entropy. -
CORRECT ANSWER ✔✔- Gibbs Free Energy
change in energy of a system. - CORRECT ANSWER ✔✔- Enthalpy
change in chaos of a system. - CORRECT ANSWER ✔✔- Entropy
Two atoms with the same charge. - CORRECT ANSWER ✔✔- Isoelectric
An insulated container used to study reactions at a constant volume. - CORRECT
ANSWER ✔✔- Bomb Calorimeter
Same as specific heat, but requirement for raising 1 mole of a substance by one °C.
- CORRECT ANSWER ✔✔- Molar Heat Capacity
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