In his science class, Mr. Brown heats a small amount of iodine in a test tube. The iodine changes into a pink gas without changi

Question

oksano4ka [1.4K]

3 years ago

12

In his science class, Mr. Brown heats a small amount of iodine in a test tube. The iodine changes into a pink gas without changi

ng into liquid. What is this process called?
A.
condensation
B.
deposition
C.
evaporation
D.
melting
E.
sublimation

Chemistry

2 answers:

Vsevolod [243] · Answer 1 · 2022-12-06T23:57:34+03:00

Vsevolod [243]3 years ago

6 0

The answer is sublimation because it hasn’t changed into a liquid

Savatey [412] · Answer 2 · 2022-12-07T01:30:47+03:00

Answer:

E.

sublimation

Explanation:

In his science class, Mr. Brown heats a small amount of iodine in a test tube. The iodine changes into a pink gas without changing into liquid. What is this process called?

A.

condensation

B.

deposition

C.

evaporation

D.

melting

E.

sublimation

When a substance sublimates it passes from a solid to a gas without first melting into a liquid. In addition to iodine, both naphthalene (which makes moth balls) and carbon dioxide (which makes dry ice) sublimate.