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sillslola816oxb5h7
02.02.2021 •
Chemistry
20 POINTS TO WHO ANSWERS THIS
How can a chemical reaction be sped up?
Select from the drop-down menu to correctly complete the statement.
Increase the to allow the reaction to happen with more energy.
A) Catalyst
B) Concentration
C) Surface Area
D) Temperature
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Ответ:
D
Here is a list of the most common ways to speed up a chemical reaction
Increase the temperature (reactions that absorb energy)
Decrease the temperature (Reactions that release energy)
Ответ:
Explanation:
Because water molecules at the surface of the water puddle attract more to one other than they do to the air molecules above them, they cling together and form a dome shape on the coin. Surface tension prevents the water molecules from falling out and spilling.