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Mila [183]
3 years ago
12

What two elements are used to make a laser pen light?

Chemistry
1 answer:
irina1246 [14]3 years ago
6 0

Answer:

Helium and Neon

Explanation:

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What is the indicator of the number of ions in solution?
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Answer:

The amount of solute added.

Explanation:

The amount of solute added is directly proportional to the number of ions.

The higher the amount added the higher the number of moles.

The number of moles is multiplied by the Avogadro's constant to get the number ions.

No of ions= No of moles × L

L is the Avogadro's number.

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Which part of the energy profile of a chemical reaction that goes to completion is typically the highest in energy? A. The activ
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What type of conspiracy did Apple take part in?
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There is sufficient evidence to show that Apple violated Section 1 of Sherman Act by making publishers raise price of e-books.

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