The Temperature Rises from 25

question 31

Multiple Choice

The temperature rises from 25.00 °C to 29.00 °C when 3.50 g of sucrose undergoes combustion in a bomb calorimeter. Calculate U for the combustion of sucrose in kJ sucrose. The heat capacity of the calorimeter is 4.90 kJ . The molar mass of sugar is 342.3 g .

• A) -1.92 × 10³ kJ mol^-1
• B) 1.92 × 10³ kJ mol^-1
• C) -1.23 × 10³ kJ mol^-1
• D) 2.35 × 10⁴ kJ mol^-1

---

Definitions:

Social World

The domain of human interaction and relationships, encompassing family, friends, communities, and society at large.

Purposeful Behavior

Actions that are deliberate and directed towards achieving a specific goal or objective.

Longitudinal

A research methodology that involves repeated observations of the same variables (e.g., people) over short or long periods of time to detect changes.

Attrition

The process of reducing something's number, size, or strength gradually, often referring to the loss of participants in research or workforce reduction.