Answer:
Mud was deposited first, then sand.
Explanation:
This could have been a tidal mud flat succeeded by a sandy beach, or along the bed and course of a river with either mountain building upstream causing faster flow and carrying of mud farther away or the sea level falling with mud deposits being found closer to the new coastline. Hope this helps!
I believe your answer is: What is the enthalpy of formation of magnesium oxide?
Hope this helps! :)
A physical change.
Physical change = can be reverted + doesn't change substance
Chemical = changes substance
I would assume so.
Given
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, we can simplify the fraction to
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Both would obtain the same proportions, so I don't see why putting a half cup of sugar would make things any different.
Hope this is the answer you are looking for.
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what is the chemical formula of (Sodium hydroxide ) ??
<h3> ⚘ NaOH</h3>
- Sodium hydroxide, Sodium oxidanide
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