Register
When heating a substance in a test tube, it is permissible to look into the test tube or to point the tube in the direction of other students a True b. False
63.0k views
1 vote
When heating a substance in a test tube, it is permissible to look into the test tube or to point the tube in the direction

of other students
a True
b. False

User Blake Rivell
by
5.4k points

1 Answer

1 vote

Answer:

False.

Step-by-step explanation:

It's very dangerous.

User Shytikov
by
4.7k points
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

5.3m questions

6.9m answers

Other Questions

An example of the interaction of the nervous and endocrine systems can be seen in our response to danger. The _______________ orders the adrenal glands to release the hormones epinephrine and norepinephrine,
When an individual stops breathing, brain cells die very quickly, but the cells in the heart are able to survive for longer. Which conclusion is best supported by these facts?
1. Nutrients move from the digestive system into the blood by traveling through ___________, tiny tubes sticking out of the wall of the small intestine. 2. In the body's excretory system, urea and water
Greg has been given a small sample of metal. His teacher has assigned him to identify what type of metal he was given. Which of the following is a physical property that will help Greg to identify the
Which of the following is a scientific question the student might ask? O A. Is it ethical to keep invertebrates in a plastic bottle? O B. Why do people recycle plastic bottles? O c. How does sunlight affect
Link Copied!