When heating a test tube, covering it with a cork prevents injury from bubbling chemicals.
sel...
Biology, 08.08.2019 21:30 vicjenj528
When heating a test tube, covering it with a cork prevents injury from bubbling chemicals.
select the rewording that makes the statement true.
1. when heating a test tube, covering it with a cork causes chemicals to react evenly.
2. when heating a test tube, covering it with a cork prevents inhalation of toxic fumes.
3. when heating a test tube, covering it with a cork prevents vapors from catching fire.
4. when heating a test tube, covering it with a cork causes pressure to build up.
Answers: 3
Biology, 22.06.2019 17:00
Which of the following is a feature of all cells? o a. all cells have a nucleus. o b. all cells have dna for at least part of their life cycle. het . o c. all cells are spheres. o d. all cells have a rigid cell wall.
Answers: 1
Social Studies, 12.06.2021 17:10
Physics, 12.06.2021 17:10
Mathematics, 12.06.2021 17:10
Mathematics, 12.06.2021 17:10
Mathematics, 12.06.2021 17:10
Physics, 12.06.2021 17:20
Mathematics, 12.06.2021 17:20
Mathematics, 12.06.2021 17:20
Mathematics, 12.06.2021 17:20
Computers and Technology, 12.06.2021 17:20
Mathematics, 12.06.2021 17:20
English, 12.06.2021 17:20
Mathematics, 12.06.2021 17:20