Which of the following is evidence for a chemical change? an element changing color a compound changing odor. an insoluble substance forming after combining two solutions a "Fourth of July" sparkler giving off a shower of sparks all of the above
Added by Rodney G.
Close
Step 1
A chemical change involves the formation of new substances with different properties than the original substances. Let's examine each option: * **an element changing color:** While an element's color can change due to a physical change (like bending a metal), Show more…
Show all steps
Your feedback will help us improve your experience
Chareen Guzman and 76 other Chemistry 101 educators are ready to help you.
Ask a new question
Labs
Want to see this concept in action?
Explore this concept interactively to see how it behaves as you change inputs.
Key Concepts
Recommended Videos
Chareen G.
Which of the following show evidence that chemical change has taken place? a. formation of precipitate b. evolution of gas or smoke c. formation of new substance d. all of the given answers
Ankur S.
Which of the following is evidence of a chemical reaction? Gas is produced. A precipitate is formed. An energy change is observed. All of the above. None of the above. Which of the following is evidence of a chemical reaction? A change in physical state is observed. A change in color is observed. A change in volume is observed. All of the above. None of the above. Which of the following is evidence of a chemical reaction producing gas? A flaming wooden splint is extinguished. A glowing wooden splint bursts into flame. An Alka-Seltzer tablet fizzes in water. All of the above. None of the above. 7.2 Writing Chemical Reactions: Which of the following symbolizes gas in a chemical reaction? None of the above. Which of the following symbolizes heat in a chemical reaction? None of the above.
Linda B.
Recommended Textbooks
Chemistry: Structure and Properties
Chemistry The Central Science
Chemistry
Transcript
18,000,000+
Students on Numerade
Trusted by students at 8,000+ universities
Watch the video solution with this free unlock.
EMAIL
PASSWORD