Acids Bases
Acids taste
Sour
Oxidation is the ____ of electrons.
Loss
The process of splitting a heavy nucleus into smaller nuclei is called ____
Fission
What element must all organic compounds contain?
Carbon
What is the first step in any stoichiometry problem?
Convert to moles
Acids have a pH ____ 7.
Below
Mg → Mg²⁺ + 2e⁻
Is magnesium oxidized or reduced?
Oxidized
A radioactive isotope that decays over time is called a ____
Radioisotope
Hydrocarbons are made of only which two elements?
Carbon and hydrogen
What is the molar mass of water (H₂O)
18 g/mol
Acids are _____ Donors
H⁺
Which species is the oxidizing agent?
A. The one that gains electrons
B. The one that loses electrons
A
The time it takes for half of a radioactive sample to decay is called ____
Alkanes have what type of bonds?
Single Bonds
How many grams is 0.5 moles of CO₂?
22 g
Acid + base → ____ + water
Salt
In the reaction:
2Fe³⁺ + Cu → 2Fe²⁺ + Cu²⁺
Identify:
• The species being oxidized
• The species being reduced
Cu is oxidized
Fe³⁺ is reduced
What happens to the atomic number during beta decay
It stays the same
What type of organic reaction forms an ester from an acid and an alcohol?
Esterification
What mass of NaCl is produced from 2 moles of NaCl?
117 g
If a solution has a high concentration of OH⁻ ions, it is a strong ____.
Base
In H₂O₂ the oxidation number of oxygen is
-1
What is the main risk of exposure to high levels of ionizing radiation?
DNA damage / cancer
What is the name for molecules with the same formula but different structures?
Isomers
Balanced equations follow what law?
Law of Conservation of Mass