Answer:
When you put copper in the vinegar and salt, the copper oxide and some of the copper dissolve in the water. Like the copper atoms, each of the iron atoms that dissolves leaves two electrons behind. So you've got positively charged iron ions floating in your vinegar with the positively charged copper ions.
The material that are included in the hydrosphere that are not in liquid form are ice caps. So the correct option is A.
<h3>What is the hydrosphere?</h3>
The hydrosphere is the material formed by water that will be found on the earth and also in the earth's crust, usually it will change its form (liquid, solid, gaseous), forming the water cycle. This will allow life to be generated on the planet since it will regulate the climate in this way.
It will be made up of oceans, seas, rivers, lakes, snow, groundwater and ice.
Therefore, we can confirm that the correct option is A. ice caps.
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<span>B. the complementarity of DNA and RNA
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