Consider the Combustion Reaction of Propane: C₃H₈(g)+ 5 O₂(g) $\rightarrow$ 3 CO₂(g)+ 4 H₂O(g), Where

question 7

Multiple Choice

Consider the combustion reaction of propane: C₃H₈(g) + 5 O₂(g) $\rightarrow$ 3 CO₂(g) + 4 H₂O(g) , where $\Delta$ H = -531 kcal. If 6.70 × 10⁴ kcal of energy is released in the reaction, how many grams of oxygen were consumed?

• A)63.1 g of O₂
• B)2.02 × 10⁴ g of O₂
• C)12.6 g of O₂
• D)404 g of O₂

Recognize the role and importance of stretching exercises in enhancing flexibility.

Understand the factors contributing to poor posture and how it affects health.

Distinguish between different types of stretching and their applications.

Recognize conditions and factors that affect joint health and flexibility.

---

Definitions:

Introspection

is the examination of one's own conscious thoughts and feelings, often used in psychology to explore the inner self.

Proof

Evidence or argument establishing a fact or the truth of a statement in various contexts, such as mathematical, legal, or logical verification.

Scientific Method

The scientific method is a systematic, empirical approach to investigating phenomena, acquiring new knowledge, or correcting and integrating previous knowledge, based on observable, measurable evidence.

Data Accumulation

The process of collecting and compiling data over time in order to analyze trends, patterns, or relationships within the gathered information.