If you double the concentration of A, the rate is doubled. If you doubled the concentration of B, since the rate law has B^2, the rate is multiplied by 4. If you double both A & B's concentrations, then the rate would be multiplied by 2*4 = 8, which is the last option.
Answer:

Explanation:
Hello,
Considering the reaction:

The molar masses of chlorine and chloric acid are:

Now, we develop the stoichiometric relationship to find the mass of chloric acid, considering the molar ratio 3:1 between chlorine and chloric acid, as follows:

Best regards.
Answer:
A
Explanation:
the correct answer is A
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