Answer:
the earth is tilted towards the sun
Explanation:
In the context, there is a sun and earth system and at a certain point when the earth is moving in its orbit around he sun, some point on the earth experiences the summers season. This is because at this point of the earths revolution, the point on the earth is facing the sun and is also tilted towards the sun. So at this point the sun rays fall directly at the surface. While the place which is tilted away from the sun, experiences winter season.
The oxidizing agent are the substance that is reduced because it gains electrons.
<h3>What is an oxidizing agent?</h3>
An oxidizing agent is defined as the agent that is capable of undergoing oxidation reaction by losing an electron.
The following are the characteristics of an oxidizing agent:
- At the end of the chemical reaction they are reduced,
- They gain electrons during chemical reaction.
- They can easily transfer their oxygen atoms.
Learn more about electrons here:
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Answer : 5100 KJ
Explanation : In the given reaction of
we can see that 2 moles of Al is producing -850 KJ of energy
so for 12 moles of Al we can calculate as;
12 moles of Al X
= -
5100 KJ
So, we can say that 12 moles of Al will need -5100 KJ of energy.