A compound is composed of ________.
A. Atoms
B. Isotopes
C. Molecules
D. Elements
Answer: A
Environmental & Atmospheric Sciences
You might also like to view...
This is NOT a variable gas:
A) water vapor. B) argon. C) ozone. D) carbon dioxide.
Environmental & Atmospheric Sciences
The piling up of air above a region is called thickening
a. true b. false
Environmental & Atmospheric Sciences
Facts about Turkey include
A) 25% of the population are Ethnic Turks. B) the Kurds are the most populous minority. C) Kurds currently possess the most fertile land in Turkey. D) 50% of the population are Ethnic Turks. E) Turks migrated to Turkey after the 17th century.
Environmental & Atmospheric Sciences
Ribosomes are made up of how many subunits?
A) 1 B) 2 C) 3 D) 4
Environmental & Atmospheric Sciences