The answer is C. Because you need the sun to start your cycle which starts with water evaporation
D all of the above because it has all of them at the crust
How can H2 form if only one side has Hydrogen in it ?
There is not enough information to determine anything about the relative abundances of the two isotopes.
<h3>What are isotopes?</h3>
Isotopes are atoms that have the same atomic number but different mass numbers. We know that all the isotopes of an element are not available to the same extent in nature.
Hence, from the average atomic mass of carbon, we can see that there is not enough information to determine anything about the relative abundances of the two isotopes.
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The statements about these compounds which are true include:
- The body gets energy from some compounds.
- Some compounds determine physical characteristics.
<h3>What is a Compound?</h3>
This is formed when two or more elements combine together and an example is Sodium chloride from sodium and chlorine.
The body gets energy from carbohydrate and fat while compounds like protein can determine physical characteristics.
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