DENDROLOGY

TREE PHYSIOLOGY

PHOTOSYNTHESIS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What is the chemical formula for water?
A
H2O
B
HO2
C
CHO2
D
CO2H
Explanation: 

Detailed explanation-1: -H2O. Water is a substance formed by two hydrogen atoms and one oxygen atom, so its chemical formula is H2O. The chemical bonds between the oxygen atom and the hydrogen atoms form a 104.5º angle. In addition, water molecules can form hydrogen bonds with neighbouring molecules.

Detailed explanation-2: -H2O. Water is a substance formed by two hydrogen atoms and one oxygen atom, so its chemical formula is H2O. The chemical bonds between the oxygen atom and the hydrogen atoms form a 104.5º angle. In addition, water molecules can form hydrogen bonds with neighbouring molecules.

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