Examlex
PART A If allergies are caused by viruses, then a vaccine can be developed. Thus, a vaccine cannot be developed, because allergies are not caused by viruses.
The form of this argument is: PART B
Which of the following substitutions proves the argument invalid?
A) A = cats, C = animals, V = dogs, D = climb trees.
B) A = Napoleon was killed in a plane crash. V = Napoleon is dead.
C) A = Robert was assassinated, V = Robert is dead.
D) A = cats, V = animals, D = mammals.
E) A = Shakespeare suffered a heart attack, V = Shakespeare is dead.
Molecular Formula
A notation that indicates the type and number of atoms in a molecule, but not the arrangement of the atoms.
Compound
A substance formed when two or more chemical elements are chemically bonded together.
Organic Compound
A compound primarily made of carbon atoms bonded with other elements like hydrogen, oxygen, and nitrogen.
Carbon
A chemical element with symbol C, known for its ability to form a vast number of compounds, more than any other element, due to its four valence electrons.
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