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maxonik [38]
3 years ago
11

Identify the techniques used in the work-up and characterization of benzoic acid. The analytical method used to confirm the stru

cture and functional groups of the product NMR spectroscopy The technique used to separate the pure product from any excess reagent, impurities, and byproducts Recrystallization The quick, numeric analysis used to characterize the product and assess the purity Melting point.
Chemistry
1 answer:
Naya [18.7K]3 years ago
5 0

Answer:

Explanation:

\text{From the list of the options given; we are to identify the suitable techniques}  \\ \\ \text{for the characterization of benzoic acid.}

\text{The analytical method used to confirm the structure and functional groups}\\ \\ \text{present in the product is} \ \  \mathbf{IR  \ spectroscopy.}

\text{The technique used to separate pure products from any excess reagents,} \\ \\ \text{impurities, and byproducts is}\ \ \mathbf{Recrystallization.}

\text{The quick, numeric analysis done to characterize the product and assess the purity is}\mathbf{melting \ point.}

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Maksim231197 [3]

The species that represents an ion is B³+ (option A).

<h3>What is an ion?</h3>

An ion is an atom or group of atoms bearing an electrical charge, such as the sodium and chlorine atoms in a salt solution.

Simply put, an ion is said to be an electrically charged atom. This refers to the difference in the number of protons and electrons in the atom of an element.

According to this question, the species with an electrical charge is B³+, hence, it represents an ion.

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4 0
1 year ago
How many liters of water need to be added to 0.5 moles of CaCl2 to make a 0.20 M solution of CaCl2?
vlabodo [156]

Answer:

2.5M

Explanation:

Molarity is the measure of the molar concentration of a solution. It is calculated using the formula below:

Molarity = n/V

Where;

n = number of moles (mol)

V = volume (L)

According to the information about Calcium chloride (CaCl2) provided in this question;

n = 0.5moles

M = 0.20M

Molarity = 0.5/0.2

Molarity = 2.5M

4 0
3 years ago
Determine the limiting reactant in each of the following reactions:
wolverine [178]

The reactant in a chemical process known as the limiting reactant controls how much product can be produced. When the limiting reactant is completely used up, the reaction will come to an end.

<h3>Find the limiting reactant ?</h3>
  • As a result of 1 mol Sb4O6 reacting with 6 mol H2SO4, only 0.1 mol Sb4O6 reacts with 0.6 mol H2SO4, leaving only 0.5 mol H2SO4. This indicates that H2SO4 is the limiting reactant and Sb4O6 is present in excess.
  • According to your equation, which is balanced, 0.1 mol Sb4O6 should react with 0.6 mol H2SO4, yet there is only 0.5 mol H2SO4 on hand.
  • Therefore, only.083 mol of Sb4O6 are reacted.
  • The reactant that is present in the limiting amount—the limiting reactant—determines the extent to which a chemical reaction occurs.
  • The trick is really quite easy! We employ an augmented matrix to hold the data derived from the balancing equation Sb4O6 + 6H2SO4 --> 2Sb2(SO4)3 + 6H2O.
  • Although you are provided 0.5 mol of H2SO4, the reaction requires 0.6 mol. Therefore, the limiting reactant is H2SO4.
  • Only 0.0833 mol of Sb4O6 is required, but you have 0.1 mol. Sb4O6 is therefore the extra reactant.

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3 0
1 year ago
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Oxana [17]

Answer:

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Proportional to the average kinetic energy of the molecules in a substance.

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chubhunter [2.5K]

Answer:

Explanation:

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The methods simply relies on the physical properties of matter.

8 0
3 years ago
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