If 250 ML of Methane Gas React with 75

question 15

Multiple Choice

If 25.0 mL of methane gas react with 75.0 mL of oxygen gas,what is the volume of excess reactant (assume constant conditions) ? CH₄(g) + O₂(g) → CO₂(g) + H₂O(g)

• A)12.5 mL CH₄
• B)25.0 mL CH₄
• C)25.0 mL O₂
• D)50.0 mL O₂
• E)none of the above

---

Definitions:

Feared Stimuli

Refers to objects, scenarios, or situations that evoke fear or anxiety in an individual, often discussed in the context of behavioral therapies.

Neurotic Paradox

The phenomenon where a person continues to engage in behaviors or patterns that are self-defeating or damaging, despite knowing the negative consequences.

Avoidance Behaviors

Actions taken to evade facing or dealing with stressful or anxiety-inducing situations, often worsening the condition over time.

Test Anxiety

Excessive stress and fear related to taking exams, which can impair an individual's ability to perform well on the test.