Why did a drop of water need to be added in order to initiate the reaction?
a. because the water is needed to wet the chlorine gas so the reaction could occur
b. because the water is needed to remove a coating on the surface of the metal
c. because the water is needed to cool off the reaction so the flask will not explode
d. because the water is needed to wet the sand and keep the reaction safe
The answer is not A
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