Given the Data in the Table Below, ΔH°_rxn for the Reaction

question 112

Multiple Choice

Given the data in the table below, ΔH°_rxn for the reaction PCl₃ (g) + 3 HCl (g) → 3 Cl₂ (g) + PH₃ (g)
Is __________ kJ.

• A)-570.37
• B)-385.77
• C)570.37
• D)385.77
• E)The ΔH°_f of Cl₂ (g)is needed for the calculation.

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Definitions:

Cross-sectional

A research design that analyzes data from a population, or a representative subset, at one specific point in time.

Longitudinal

A study setup where the same factors are observed multiple times over periods that can be either brief or extended.

Prospective Cohort

A study that follows a group of similar individuals over time to determine how their exposures affect their outcomes.

Cross-sectional

A study method that observes and analyzes data from either an entire population or a selected representative segment at a particular moment.