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Dmitrij [34]
3 years ago
6

The coolest stars in the sky are ____ in color

Chemistry
2 answers:
timurjin [86]3 years ago
6 0

Answer:

They are Red.

Mekhanik [1.2K]3 years ago
4 0
Red is the answer in the blank
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alleles

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An acid containing the cooh group is called a carbo-oxy acid.
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Yes if a molecule with a COOH group is called a carboxylic acid.

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How many moles of sodium atoms do you have if you have 5.60 ~
Papessa [141]

Answer:

0.93 mol

Explanation:

Given data:

Number of moles of Na atom = ?

Number of atoms = 5.60× 10²³

Solution:

Avogadro number:

The given problem will solve by using Avogadro number.

It is the number of atoms , ions and molecules in one gram atom of element, one gram molecules of compound and one gram ions of a substance. The number 6.022 × 10²³ is called Avogadro number.

1 mole = 6.022 × 10²³ atoms

5.60× 10²³ atoms ×  1 mol / 6.022 × 10²³ atoms

0.93 mol

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3 years ago
How would you prepare a 35 ml solution of 95% (volume/volume solution of ethanol?
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