Which of the Following Processes Are Spontaneous

question 109

Multiple Choice

Which of the following processes are spontaneous?
I.Iron in the open air rusts.
II.Liquid water in a freezer turns to ice.
III.A spark ignites a mixture of propane and air.

• A) I only
• B) I and II only
• C) I and III only
• D) II and III only
• E) I, II, and III are all spontaneous.

---

Definitions:

Developing Countries

Nations with a lower living standard, undeveloped industrial base, and low Human Development Index relative to other countries.

Malnourished

The condition of not getting enough nutrients from food for a healthy life.

Key Nutrients

Essential substances that organisms need to acquire from their diet to maintain healthy bodily functions, such as vitamins, minerals, and amino acids.

Daily Calories

The total amount of energy, measured in calories, that a person consumes through food and drink over the course of a single day.