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Vika [28.1K]
3 years ago
7

What is the simplest whole-number ratio of atoms in a molecule or formula unit called

Chemistry
1 answer:
zepelin [54]3 years ago
4 0
The simplest whole-number ratio of atoms in a molecule or formula unit is called the empirical formula. The empirical formula is clearly different from the structural formula and the molecular formula. Not all substances that have the same empirical formula have the same molecular formula too. 
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A calibration curve relating absorbance(y) to concentration (x, measured in mol/L) of y= 0.36x-0.011 Use the calibration curve t
katrin [286]

Answer:

The concentration is 0.025 M.

Explanation:

We will use beer law to find the concentration.

A = εmCl

This law relate to the linear equation Y = mx + b in following way,

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and l is length which is 1 cm

Thus equation can be written as,

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in order to find the concentration we will abstract the intercept from absorbance and then divide it by the slop.

0.02 - 0.011 / 0.36 = c

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4 years ago
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Answer:

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5 0
3 years ago
When asked to classify sodium acetate (NaCH3 COO) as either an ionic or covalent compound, a student responded with, “Sodium ace
maxonik [38]
 Sodium acetate<span> contains </span>both ionic and covalent<span> bonds. </span> <span>In </span>sodium acetate<span>, there is </span>ionic<span> bond between sodium and acetate </span>ions<span> and there is </span>covalent<span> bond in the atoms that are bondeed to the carbon atoms. Hope this answers the question.</span>
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ad-work [718]

Explanation:

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V = 500

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3 years ago
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