Answer:

Explanation:
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In this case, according to the given STP (standard pressure and temperature), it is possible for us to realize that the equation to use here is the Avogadro's law as a directly proportional relationship between moles and volume:

In such a way, given the initial volume and both initial and final moles, we can easily compute the final volume as shown below:

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Answer:
The answer will be 160 we have to just multiply it ok
Answer:
to identify the element by using flame tests