How Much Energy Is Required to Decompose 800 G of PCl₃,according

question 31

Multiple Choice

How much energy is required to decompose 800 g of PCl₃,according to the reaction below? The molar mass of PCl₃ is 137.32 g/mol and may be useful. 4 PCl₃(g) → P₄(s) + 6 Cl₂(g) ΔH°_rxn = +1207 kJ

• A) 2.71 × 10³ kJ
• B) 4.53 × 103 kJ
• C) 6.72 × 10³ kJ
• D) 1.76 × 10³ kJ
• E) 5.90 × 10³ kJ

---

Definitions:

Appeal to Ignorance

A logical fallacy that suggests a claim is true simply because it has not been proven false or vice versa.

Burden of Proof

The obligation to prove one's assertion.

Positive Claim

An assertion that something exists or is true, especially one without proof.

Equivocation

The misleading use of a word with more than one meaning or sense, causing an argument to appear logical when it is not.