Answer:
The empirical formula of a compound is the simplest whole number ratio of atoms of each element in the compound. It is determined using data from experiments and therefore empirical.
For example, the molecular formula of glucose is C 6H 12O 6 but the empirical formula is CH 2O.
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The possibility for this answer would be E.
Not sure what you mean could you be a little more detailed
Answer:

Explanation:
Hello,
In this case, we can study the ideal gas equation that relates temperature, volume, pressure and moles as shown below:

Thus, since we are asked to compute the pressure y simply solve for it as follows:

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