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nikdorinn [45]
3 years ago
7

How can you tell if a compound contains a polyatomic ion because the entire compound has?

Chemistry
1 answer:
gayaneshka [121]3 years ago
6 0
brainly.com/question/8469892#respond
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A student carefully placed 15.6 g of sodium in a reactor supplied with chlorine gas. When the reaction was complete, the student
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Answer:

24.09 grams of chlorine gas reacted.

Explanation:

2Na(s)+Cl_2(g)\rightarrow 2NaCl(s)

Moles of sodium chloride = \frac{39.7 g}{58.5 g/mol}=0.6786 mol

According to reaction, 2 moles of  NaCl are formed from 1 mole chlorine gas.

Then 0.6786 moles of NaCl will be formed from;

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24.09 grams of chlorine gas reacted.

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