Choose the response that includes all the items listed below that are pure substances.
i. orange juice
ii. steam
iii. ocean water
iv. oxygen
v. vegetable soup
A) i, iii, v
B) ii, iv
C) i, iii, iv
D) iv only
E) all of them are pure

Question

Choose the response that includes all the items listed below that are pure substances.
i. orange juice 
ii. steam
iii. ocean water
iv. oxygen
v. vegetable soup
A) i, iii, v
B) ii, iv
C) i, iii, iv
D) iv only
E) all of them are pure

Quizplus · Accepted Answer

Steam (water vapor) and oxygen are both pure substances, consisting of only one type of molecule (H2O for steam and O2 for oxygen), unlike mixtures which contain different substances mixed together.

Choose the Response That Includes All the Items Listed Below