What reactant must be used to produce the product shown: 
Definitions:
Test Statistic
A calculated value used in statistical hypothesis testing to determine whether to reject the null hypothesis, based on the difference between observed data and what is expected under the null hypothesis.
Alternative Hypothesis
The hypothesis that proposes a difference or effect, in contrast to the null hypothesis, which suggests no effect.
Population Distribution
The distribution of a variable across all members of a population.
Null Hypothesis
A statement of no difference or effect, used as the default assumption in hypothesis testing.
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