Which one of the following statements is correct?
A - VCE - SSCE Chemistry - Question 27 - 2021 - Paper 1
Question 27
Which one of the following statements is correct?
A. A catalyst was added at time t_2.
B. The amount of HI is greater at time t_3 compared with time t_1.
C. The rate... show full transcript
Worked Solution & Example Answer:Which one of the following statements is correct?
A - VCE - SSCE Chemistry - Question 27 - 2021 - Paper 1
Step 1
A. A catalyst was added at time t_2.
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Answer
This statement does not provide any information about the impact of the catalyst on the overall reaction or the amounts of product formed.
Step 2
B. The amount of HI is greater at time t_3 compared with time t_1.
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Answer
This statement may be true or false depending on the reaction process, but does not provide definitive evidence without further context.
Step 3
C. The rate of reaction producing HI is the same at time t_1 and time t_3.
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Answer
This statement would imply a unchanged reaction rate, which is unlikely due to typical changes in concentration over time.
Step 4
D. The rate of production of HI at time t_3 is double the rate of production of H_2 at time t_1.
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Answer
This is the correct statement as it reflects a direct relationship based on stoichiometry, assuming a known reaction mechanism and balanced equation.
