Hydrogen Kinda Like O2
a: Hydrogen ~
b: oxygen
What: "Hydrogen-Is, like oxygen, a colorless gas, without taste or smell; it is however 14 times lighter than air,*"
Useful?
Writer: J. W. DAWSON, LL.D.
LCC:
Where:
Date: Nov 12 2012 4:50 PM
# 2411 Critique Analogy