Annie performed an experiment in her kitchen. She poured 2 cups of water in a large glass. She added three drops of green food coloring to the water. The water slowly turned green. She added an Alka-Seltzer® tablet to the water. The tablet began to fizz and create bubbles in the water. Which of the following is evidence of a chemical change in Annie's experiment? ANSWERS ARE a) color change b) formation of a gas c) change of state d) flammability
Annie performed an experiment in her kitchen. She poured 2 cups of water in a large glass. She added three drops of green food coloring to the water. The water slowly turned green. She added an Alka-Seltzer® tablet to the water. The tablet began to fizz and create bubbles in the water. Which of the following is evidence of a chemical change in Annie's experiment? ANSWERS ARE a) color change b) formation of a gas c) change of state d) flammability
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Annie performed an experiment in her kitchen. She poured 2 cups of water in a large glass. She added three drops of green food coloring to the water. The water slowly turned green. She added an Alka-Seltzer® tablet to the water. The tablet began to fizz and create bubbles in the water. Which of the following is evidence of a chemical change in Annie's experiment?
ANSWERS ARE
a) |
color change
|
b) |
formation of a gas
|
c) |
change of state
|
d) |
flammability
|
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