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nikdorinn [45]
3 years ago
5

How are minerals identified?

Chemistry
1 answer:
Y_Kistochka [10]3 years ago
5 0
You can identify a mineral by its appearance and other properties. The color and luster describe the appearance of a mineral, and streak describes the color of the powdered mineral.
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No, the formation of dew is condensation, which is a physical change.
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Cultural Pest Control.

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Thus the correct answer is the third option.

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What did the periodic table help scientists discover?
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There are 4.78 g of dry LICIO4 and
astraxan [27]

Answer:

The number of moles of H₂O is 0.135 mol.

The number of moles of LiClO₄ is 0.0449 mol.

Explanation:

Mole is an important standard unit used for the measurement of large quantities of atoms, molecules, or other particles. One mole is equal to 6.022×10²³ units.

The number of moles of a substance is calculated by:

\frac{mass of substance}{molecular weight of  substance}

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Mass of H₂O in the sample = 2.43g

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To find the number of moles of LiClO₄:

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The molecular weight of LiClO₄ = 106.39g

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Learn more about Moles here:

brainly.com/question/855186

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2 years ago
What type of bonding around a central atom would result in a trigonal planar<br> molecule?
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