This
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true
Electromagnetic waves travel fastest through vacuum
It will be unstable system because it will not be able to recover from the disturbance
C. The number of F atoms in the reactants equals the number of F atoms in the products.
The reaction of reduction always undergoes with the cathode, the positive ion will migrate towards the cathode with the negative charge whilst the anode always has oxidation reaction. These two types of reaction does not change.
