In the physical science lab, Kim and Dawn added small pieces of magnesium to hydrochloric acid. They observed that bubbles formed, the test tube got hot, and the magnesium disappeared. What is a sign that a chemical reaction has taken place in this experiment?
a. odor
b. gas is produced
c. magnesium appeared
d. temperature decreased
Answers (1)
Know the Answer?
Not Sure About the Answer?
Get an answer to your question ✅ “In the physical science lab, Kim and Dawn added small pieces of magnesium to hydrochloric acid. They observed that bubbles formed, the test ...” in 📙 Chemistry if there is no answer or all answers are wrong, use a search bar and try to find the answer among similar questions.
Search for Other Answers
You Might be Interested in
Which reaction takes place in a nuclear fission reactor? Superscript 13 subscript 6 upper C plus superscript 1 subscript 1 upper H right arrow superscript 14 subscript 7 upper N.
Answers (1)
How could you create an isotope for gallium
Answers (1)
Anything that contains only one kind of material?
Answers (1)
One gram of carbon contains 50,200,000,000,000,000,000,000 atoms. express the number of carbon atoms in scientific notation
Answers (1)
The procedure we used to make soap was developed in the early 1800s. Back then, most soap was very harsh on the skin, why do you think this was? What technology has significantly improved since then in order to minimize this harshness?
Answers (1)
New Questions in Chemistry
Which characteristic best identifies an Arrhenius base
Answers (2)
Which statement correctly describes why a compound is a pure substance? O A compound is not a pure substance because each of its molecules is m elements A compound is a pure substance because its molecule cannot be broken O A compound is not a pure
Answers (1)
What negative impact did chemistry have on society through the production and use of chlorofluorocarbons?
Answers (1)
A food web shows the easiest way to get the most energy out of a producer the path a producer has to take to reach the top of the web how all organisms are connected through energy all of the possible energy pathways through an ecosystem
Answers (1)
What phase change is endothermic
Answers (1)