F because it NEVER forms any cations in chemical reactions
Answer:
Dry ice undergoes sublimation, an endothermic change at room temperature.
<span>a) movement of heat through space </span>
Answer:

Explanation:
Hello,
In this case, we can consider the following chemical reaction for the oxidation of copper which only occurs at high temperatures:

In such a way, for 0.032 grams of copper, the following grams of copper (II) oxide (black product) are yielded:

Therefore, the percent yield is:

Best regards.