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DedPeter [7]
3 years ago
6

What is the purpose of the stairstep pattern on the periodic table of the elements?

Chemistry
1 answer:
Mamont248 [21]3 years ago
7 0

Answer: The bold staircase in the periodic table allows us to classify which elements are metalloids.

Explanation: Additionally, it acts like a "divider" that allows us to properly distinguish the metals from the non-metals in the periodic table.

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Answer:

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Explanation:

Let's <em>assume we have 1 mol of FeCl₂ · 4H₂O</em>. In that case we would have:

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Now we can <u>calculate the percent by mass of water</u>:

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  • % mass = \frac{72}{72+126.75} * 100% = 36.23 %
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