What is the difference between a chemical change and a physical change?
A. A physical change forms a new substance with different properties. While in a chemical change, the materials remain the same.
B. A chemical change forms a new substance with different properties. While in a physical change, the molecules remain the same.
C. A chemical change forms a different shape, such as by bending, folding, or melting, but does not form a new substance with different properties.
Answers: 3
Chemistry, 22.06.2019 05:30, nuclearfire278
Why is soap used to remove grease? a. its nonpolar end dissolves the grease. b. it makes the water bond with the grease. c. it chemically bonds with the grease. d. its polar end dissolves the grease. correct answer for apex - a, its nonpolar end dissolves the grease.
Answers: 1
What is the difference between a chemical change and a physical change?
A. A physical change forms...
Mathematics, 13.07.2019 12:30
Mathematics, 13.07.2019 12:30
Mathematics, 13.07.2019 12:30
Mathematics, 13.07.2019 12:30
Mathematics, 13.07.2019 12:30