Solution Found!
Physical vs Chemical Changes: Understanding Reactions & Transformation
Chapter 3, Problem 42P(choose chapter or problem)
Classify each change as physical or chemical.
(a) Sugar dissolves in hot water.
(b) Sugar burns in a pot.
(c) A metal surface becomes dull because of continued abrasion.
(d) A metal surface becomes dull on exposure to air.
Questions & Answers
QUESTION:
Classify each change as physical or chemical.
(a) Sugar dissolves in hot water.
(b) Sugar burns in a pot.
(c) A metal surface becomes dull because of continued abrasion.
(d) A metal surface becomes dull on exposure to air.
ANSWER:
Step 1 of 2
Let's categorize the provided transformations as either physical or chemical changes. A physical change pertains to alterations in the appearance or state of a substance without modifying its chemical makeup. Conversely, a chemical change results in a shift in the inherent chemical properties of a substance.
Watch The Answer!
Physical vs Chemical Changes: Understanding Reactions & Transformation
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Discover the differences between physical and chemical changes using common examples. Understand how sugar reacts in various scenarios, and how metals undergo changes, either maintaining their substance or forming new compounds.