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stich3 [128]
3 years ago
15

Can someone give a brief description of

Chemistry
1 answer:
sesenic [268]3 years ago
4 0

Answer:

1) Dispersion forces: It is a type of force which is present between atoms and molecules. It is a weakest intermolecular force that occurs between atoms. It is also called induced dipole-induced dipole attraction.

2. Dipole-dipole: It is a type of attractive force which is present between the negative end of one molecule with the positive end of another molecule. This type of attractive force occurs between polar molecules.

3) Hydrogen bond: It is a type of electromagnetic force which is present between hydrogen and high electronegative atoms such as nitrogen and oxygen etc.

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Benzaldehyde and benzyl alcohol can be distinguished by NMR. The proton on the aldehyde group will appear at approximately _____
Tanya [424]

Answer:

9-10 ppm.

0.2-0.4 ppm.

Explanation:

The proton on the aldehyde group will appear at approximately 9-10 ppm whereas the methylene peak on the alcohol is the only peak 0.2-0.4 ppm for either compound. Aldehydes and aromatics are quite distinctive in the Nuclear magnetic resonance (NMR). Aldehydes show up from 9-10 ppm, usually as a small singlet; aromatic protons show up from 6.5-8.5 ppm. NMR spectroscopy is the use of NMR to study the physical, chemical, and biological properties of matter.

8 0
3 years ago
Three grams of the same substance in different phases are stored in three different containers. Each container is barely large e
Marat540 [252]

Answer:

c.The atoms in the solid would be vibrating in position.

Explanation:

The properties of solid, liquid and gas which makes them different ares the intermolecular interactions between particles and the thermal energy.

Solids molecules are fixed in their position and may show vibrations.

Liquid molecules can move slowly as they have inter-molecular forces in between solid and gas,

Gas molecules can move vigorously here and there due very weak inter-molecular interactions and high thermal energy.

Thus the answer would be the atoms in the solid would be vibrating in position.

3 0
3 years ago
Read 2 more answers
QUESTION 9<br>1 POINT<br>Which state of matter has the weakest intermolecular forces?​
Kay [80]

Answer:

The answer to this question is Gas.

7 0
3 years ago
What is the calculated molar concentration of the Cl⁻ ions in 0.68 M MnCl2(aq)?
Fudgin [204]
We calculate the molar concentration [Cl⁻]  using stoichiometry. MnCl2(aq) is an ionic compound which will have the releasing of 2 Cl⁻ ions ions in water for every molecule of MnCl2 that dissolves.
MnCl2(s) --> Mn+(aq) + 2 Cl⁻(aq)
            [Cl⁻] = 0.68 mol MnCl2/1L × 2 mol Cl⁻ / 1 mol MnCl2 = 1.4 M
The answer to this question is [Cl⁻] = 1.4 M

5 0
3 years ago
Geiger counters and scintillation counters differ in<br> Blank .
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The Geiger Counter. Geiger counters are used to detect radioactive emissions, most commonly beta particles and gamma rays. The counter consists of a tube filled with an inert gas that becomes conductive of electricity when it is impacted by a high-energy particle.

Hope That Helps!!!

NOTE:Mark as BRAINLIEST!!!!!

3 0
3 years ago
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