Theresa creates an experiment where she mixes two red-colored substances together in a container and observes the solution slowly changing from red to blue for the next eight minutes. The solution becomes completely blue after eight minutes.
What does this represent about the type of change happening in the container?
a. A chemical change started immediately and finished at eight minutes.
b. A non-chemical change started immediately and finished at eight minutes.
c. A chemical change occurred at four minutes.
d. A non-chemical change occurred at four minutes.
Answers: 1
Another question on Physics
Physics, 22.06.2019 08:00
Gather reliable information to brent make his decision. to gather this information, use newspapers, call insurance companies or look at their web sites, and review consumer magazines and web sites. also, look at the manufacturer web site or for information about gas mileage. list the sources you use and take notes.
Answers: 1
Physics, 22.06.2019 23:00
Which of the following will cause an induced current in a coil of wire? the constant field of the earth passing through the coil a magnet resting near the coil a magnet being moved into or out of the coil a wire carrying a constant current near the coil
Answers: 3
Physics, 23.06.2019 01:00
What electron configurations do atoms usually achieve by sharing electrons to form covalent bonds?
Answers: 3
You know the right answer?
Theresa creates an experiment where she mixes two red-colored substances together in a container and...
Questions
Mathematics, 15.01.2020 19:31
Mathematics, 15.01.2020 19:31
Social Studies, 15.01.2020 19:31
English, 15.01.2020 19:31
