Carbon is the only element that can form so many different compounds because each carbon atom can form four chemical bonds to other atoms, and because the carbon atom is just the right, small size to fit in comfortably as parts of very large molecules. ... They can even join "head-to-tail" to make rings of carbon atoms.
A,d,f hope this helps!!! have a happy unbirthday!
The purpose is to prevent angina attacks and also relieve
the pain of acute anginal attacks. This also treatment chronic stable angina
pectoris. Antianginal agents is a term
used to define a wide variety of medicines that are used in the organization of
angina. Angina is a heart illness categorized.
Answer:
igneous, sedimentary, and metamorphic.
Explanation:
Igneous rocks form when molten rock (magma or lava) cools and solidifies. Sedimentary rocks originate when particles settle out of water or air, or by precipitation of minerals from water. They accumulate in layers. Metamorphic rocks result when existing rocks are changed by heat, pressure, or reactive fluids, such as hot, mineral-laden water.
Carbon dioxide (CO²) is taken in to start the Calvin Cycle.