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coldgirl [10]
3 years ago
14

Determine the identity of a cube of metal that measures 1.5 cm on each side and has a mass of 35.45g.

Chemistry
2 answers:
Ainat [17]3 years ago
7 0

Answer:10.501

Explanation:

Troyanec [42]3 years ago
3 0
The word identity is a mistake. The question asks for the density of a cube of metal with the measures and mass given.

Density = mass / volume

mass = 35.45 g

volume of a cube = (length of the side) ^ 3 = (1.5 cm)^3 = 3.375 cm^3

Density = 35.45 g / 3.375 cm^3 = 10.50 g / cm^3.

Answer: 10.50 g / cm^3
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Explanation :

Lewis-dot structure : It shows the bonding between the atoms of a molecule and it also shows the unpaired electrons present in the molecule.

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As we know that carbon has '4' valence electrons and hydrogen has '1' valence electron.

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Now we have to determine the formal charge on carbon atom.

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\text{Formal charge on C}=4-2-\frac{6}{2}=-1

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