How Much Heat Is Absorbed When 45

question 125

Multiple Choice

How much heat is absorbed when 45.00 g of C(s) reacts in the presence of excess SO₂(g) to produce CS₂(l) and CO(g) according to the following chemical equation?
5 C(s) + 2 SO₂(g) → CS₂(l) + 4 CO(g) ΔH° = 239.9 kJ

• A)179.8 kJ
• B)239.9 kJ
• C)898.5 kJ
• D)2158 kJ

---

Definitions:

Simplify

To make a complex problem or equation easier to understand or solve by reducing it to its basic components.

Evaluate

The process of determining the value of an algebraic expression by substituting the values of the variables and performing the operations indicated.

Six-figure Accuracy

A level of precision or exactness in measurements or calculations that extends to six digits.

Evaluate

The process of assessing or calculating the value or amount of something, often applied in financial analysis or decision-making.