<span>The Earth's precession estimated to last for 26 000 years.</span>
<span>A. Alkanes - All single bonds. e.g. Methane, Ethane, Propane, Butane etc.
B. Alkenes - At least one double bond. e.g. Methene, Ethene, Propene, Butene etc.
C. Alkynes - At least one triple bond. e.g. Methyne, Ethyne, Propyne, Butyne etc.
Option (C) Alkyne is true...</span>
Glucose + oxygen -> carbon dioxide + water + ATP
The reactant are produced by plants. Once the oxygen go through cellular respiration it will turn into the following product. It will cycle again and again.
Atom..................................................................................................
The estimated total mi^3 of water on earth is 333 million
About 68.7% of this is stored in glaciers & icecaps
.687 * 333,000,000 = 228771000
So about 229 million miles cubed