Answer:
2
Explanation:
there are 2 electrons close to the nucleus
Part of the investigation must be measuring the pressure inside the lighter fuel tank.
<h3>What is the pressure of a gas?</h3>
The pressure of gas measures how compact the gas molecules are. We know that the more compacted the gas molecules are, the more likely the gas will exist in the liquid state.
Hence, part of the investigation must be measuring the pressure inside the lighter fuel tank.
Learn more about pressure of a gas:brainly.com/question/356658
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ANSWER:
mL, g, m
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