Chemical Reaction between metal oxide and water solution
Answer:

Explanation:
I was unable to submit this answer after typing it, so i create a document file that clearly shows and depicts all explanations for the question. OR
You can check the three picture slides i attached as well for the explanation.
The attached file for the document and the picture can be found below.
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docx
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The 2nd has the most porosity
Infiltration
That's all I can answer for you. Hope it helps
Answer:
the car with the hay should slow to 16m/s if the bale of hay is dropped into it.