What are the two types of dichotomous keys. Which is easier to use?

Chemistry

1 answer:

SVEN [57.7K]2 years ago

5 0

I think the two are text and pictorial.

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If aluminum has a density of 2.7 g/cm³, what is the volume of 2.7 grams of aluminum?

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Answer:

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vladimir2022 [97]

Answer:

The correct option is b. false

Explanation:

The distance between the nucleus of an atom and it's outermost shell is called is atomic radius. The atomic radius of an Iron atom (Fe) is 0.126 nm or 1.26 angstrom. The distance between the nuclei of two Iron atoms will be 1.26 × 2 = 2.52 angstroms.

Since 2.52 angstroms is lower than 4 angstroms, the correct option is false

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Explanation:

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