A Student Weighed 0

question 30

Multiple Choice

A student weighed 0.550 g of lithium chloride,LiCl,to use in a reaction.How many moles is this?

• A)77.08
• B)42.39
• C)23.31
• D)5.11
• E)0.0130

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Definitions:

Truth Table

A diagram in logic used to determine the validity of a proposition by listing all possible scenarios and their outcomes.

Modus Ponens (MP)

A logical argument form that asserts if a conditional statement ("if p then q") is accepted, and the antecedent (p) holds, then the consequent (q) must also hold.

Modus Ponens (MP)

A form of logical argument where if a conditional statement ("if P, then Q") is accepted, and the antecedent (P) is affirmed, the consequent (Q) must also be affirmed.

Proof 1

A logical or mathematical demonstration showing that a specific statement or theorem is true, based on accepted axioms and inference rules.