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A liquid, solid, or gas that dissolves another solid, liquid, or gaseous solute, resulting in a solution that is soluble in a certain volume of solvent at a specified temperature.

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Efficient ways to make perovskite solar cell crystals

I'm a high schooler involved in a research in which we aim to grow perovskite crystals in microgravity. I've recently come across this article in which they explain how to grow better perovskite ...
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16 views

Deperoxidation of ethers via alumina: what happens?

I was reading about the procedures for the removal of peroxides from ethereal solvents, and a procedure which seems to have survived to our days is filtration through a column of "activated alumina" (...
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15 views

What are the wet etchants for etching Atomic Layer Deposited thin film oxides? [closed]

Aluminium oxide Zinc oxide Iron oxide Titanium oxide Thanking you in advance
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18 views

hydroalcoholic solvent (8:2 v/v)?

In one study the solvent used is described as "hydroalcoholic solvent ($8:2\ \mathcal{v/v}$)". Does that mean $80\%$ water and $20\%$ alcohol or vice versa?
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16 views

Neutral nucleophiles in aprotic solvent - basicity vs polarizability?

According to my textbook, PH3 is more nucleophilic than NH3, whether the polar solvent is protic or aprotic. Because neutral molecules interact weakly with solvent molecules, polarizability wins out. ...
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1answer
88 views

Why Benzene is a good solvent even while it is not polar [closed]

Consider for a moment, ether, THF, benzene and hexane. Why is the solubility of many organics in these solvents in the following order THF > ether / benzene > hexane What makes benzene a good ...
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0answers
32 views

Explain basic nature of aniline relative to ammonia in solvent phase

It's quite common to explain the fact that aniline is less basic than ammonia using resonance. But, I read in a book[1] that solvation effects are also the reason. The explanation is given in terms of ...
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0answers
26 views

Solvent resistant coating?

I want to make a vessel for a dry ice bath (with either acetone or methanol--the two cheapest liquids I can find that stay liquid at -80C). I know I could just insulate a metal vessel, but what I ...
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3answers
92 views

What is the proof of complete ionic dissociation in water?

Is there any way to prove that ionic compounds, for instance $\ce{NaCl}$, completely dissociate into singular $\ce{Na+}$ and $\ce{Cl-}$ ions within water by hard experimental evidence? Besides ...
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0answers
102 views

Cobalt Chloride in various solvent/water mixtures - tested

In a recent post the solvatochromic behaviour of cobalt chloride in acetone was discussed. There were some ideas how the acetone might influence the ratio between the blue $\ce{[CoCl4]^2-}$ and the ...
3
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1answer
34 views

Why any non polar compounds dissolve in nonpolar substance like Benzene what is the reason behind it? [duplicate]

In case of ionic solvent the ionic solute dissolve in it because due to polar nature of water it break the bond between the ions through hydration energy and the ionic solvent dissolve in it. So I ...
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84 views

pKa Values and the Leveling Effect

I've heard that the leveling effect happens if the pKa of the acid is less than water, but then I've also heard it will happen if the acid is too strong (stronger than Hydronium). Is this correct? Are ...
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1answer
45 views

what would happen if someone smell just a little chloroform? [closed]

I'm new in labratoary and a few days ago I smelled chloroform just for a second, out of curiosity. The next day I became very sick with symptoms like nausea, vomiting, fatigue and pain in my muscles. ...
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0answers
62 views

Nucleophilicity of halides in solvents [duplicate]

I have studied that as electronegativity increases nucleophilicity decreases. But in the aprotic solvent the order of nucleophilicty is: $$\ce{F- > Cl- > Br- > I-}$$ but how is this possible ...
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1answer
544 views

Will vegetable oil and kerosene mix?

Is it possible to mix vegetable oil with kerosene? If not, what other solvents can be used to reduce the viscosity of cooking oil/vegetable oil.
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0answers
111 views

is syringaldazine soluble in water?

Would it be better to use water or ethanol as a solvent for syringaldazine? Why? Would water interfere with the oxidation of syringaldazine if laccase enzyme was added?
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0answers
72 views

Filtering dry magnesium sulfate from anhydrous acetone

I've got some anhydrous acetone which I store over magnesium sulfate to prevent the accumulation of water. Even slight movements make the still-dry MgSO particles quickly disperse throughout the ...
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1answer
39 views

How can I solvent exchange from water to alcohol?

Given an aqueous colloidal solution, is there a way to transfer the colloidal particles into an alcohol (assuming the colloidal particles are also stable in the alcohol)? I see in the literature that ...
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0answers
58 views

What is a good solvent for pentacene?

I am doing an experiment with pentacene molecule ($\ce{C22H14}$). I want to clean my sample reservoir after using it. But I show in some literature that it is slightly soluble in organic solvent. ...
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2answers
346 views

What is the function of nitrobenzene as a solvent in Friedel Crafts alkylation reaction?

I would like to know what is the function of nitrobenzene as a solvent in Friedel Crafts alkylation reaction. Answer to this question suggests that Friedel Crafts reaction is not possible with ...
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1answer
99 views

How do quaternary ammonium salts catalyse SN2 reactions?

I am asked to identify the "best catalyst" for the reaction: $$\ce{CH3(CH2)8CH2Br->[\ce{KCN}][\text{benzene}]CH3(CH2)8CH2CN}$$ The options are (A) benzyl chloride (B) aniline (C) N,N,N-...
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0answers
32 views

Solvent for ABS that won't harm cured urethane or epoxy resin?

Is there a commonly available solvent that will dissolve ABS plastic but will not harm fully cured clear cast resin? I understand "clear cast resin" is ambiguous, most products are listed either as ...
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2answers
46 views

How to make dichloromethane human-friendly and safe for storage?

I use dichloromethane to polish 3D printed object as postprocessing step. Most of it is stored in darkened glass on my balcony (now at $\pu{-15^\circ C}$). What chemical reactions I need to make it ...
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1answer
67 views

Is it absolutely necessary to use centrifuge to separate ethylene glycol from precipitate?

I've been trying to synthesize intermetallics of $\ce{XY}$ type using transition metal salts and main group element salts. For my system, EG, DEG, and TEG are good solvents. However, because of them ...
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0answers
33 views

How to determine crown ether cavity size? [closed]

I want to determine the cavity radius/ dia of crown ether. Which technique should I follow?
4
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2answers
384 views

Is polylactic acid (PLA) soluble in ethylacetate?

I'm searching for polylactic acid (that used in 3D printing) solvent, that is less toxic. It's used to postprocessing to polish object. Dichloroethane is toxic, acetone and dichloromethane less, but ...
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1answer
3k views

Halogenation of Phenol [closed]

Why does only one $\ce{Br+}$ ion get generated in a non-polar solvent (such as $\ce{CS2}$), while more $\ce{Br+}$ ions are generated in aqueous or polar solvent (such as $\ce{H2O}$)?
4
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1answer
153 views

Using Nanodrop for UV/Vis analysis of compounds at limited amounts [closed]

I am no chemist, but a biologist who knows some biochemistry. I have some natural extracts at limited quantity, which I have been evaluating using mainly GC-MS. These extracts are rich in liquid ...
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1answer
32 views

How to evenly mix NaCl and Lactose

Q: You have 10 g NaCl (s) and 90 g Lactose (s) (both easily soluble in water.) You want to achieve a 100 g mixture of these two compounds in solid form where they are completely evenly mixed. (A 1 mg ...
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1answer
299 views

How to choose alcohol solvent for organic extraction?

Assuming I have an organic substance that is known to be "soluble in alcohol" (e.g. capsaicin) I want to extract, which alcohol should/can I use? I know that both ethanol and methanol are commonly ...
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183 views

Orange Melting / Dissolving Plastic Knife?

So I was just cutting the peel of an orange with a plastic knife and when I went to wipe of the juice from the knife with a paper towel I noticed that a black residue came off the knife where the ...
4
votes
1answer
742 views

For what reasons, is isopropyl alcohol widely used as a cleaning solvent?

I have worked in electronics and aeronautics industry 30 years ago, and I have always wondered, what were the specific properties of isopropyl alcohol, which make it used instead of other alcohols ...
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1answer
325 views

Isopropanol in contact lens solution plastic bottle

I have a rather large plastic bottle of isopropanol ($99.7\%$), and I wanted to store some of it in a smaller, more handy container. I have two empty plastic bottles from contact lens solution that I ...
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1answer
230 views

Questions regarding the preparation and recrystallisation of methyl 3-nitrobenzoate

I have a procedure for the synthesis of methyl 3-nitrobenzoate (via nitration of methyl benzoate): Weigh 2.0 g of methyl benzoate into a dry 50 cm3 conical flask. Add 4 cm3 of concentrated ...
3
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1answer
495 views

Is there a substance that will eat through and completely dissolve carbon but not damage engine cylinder, piston nor rings?

I'm afraid that when I was instructed to be specific in the title of my post, I kind of said it all... Here is the issue: I have a 2001 Isuzu Rodeo. It has been going through excessive amounts of oil....
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0answers
161 views

What pH indicators are commonly used for non-polar medium?

Compounds, commonly used as pH-indicators, are soluble in aqueous media and polar solvents (DMSO, DMF, NMP etc.) and are functional pretty much across all these solvents. However, practically none ...
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1answer
3k views

How to remove formaldehyde (smell) from clothes/jeans?

Bought several jeans, then to discover they have a really nauseating smell, that is not removed by washing. Reckon it's formaldehyde, from what I can read. Anyway, assuming you have jeans with ...
3
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1answer
37 views

Is supercriticality dependent on partial presssure, or total pressure?

Supercritical CO2 is commonly used as a solvent in organic chemistry (notably in industrial processes like decaffeination). I presume that in such cases, the CO2 is typically pure, or very close to it....
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1answer
57 views

Synthesize camphene

How does one easily synthesize camphene in the modern day? The old 1902 patent says to combine ammonia and pinene hydrochloride in an autoclave at 210-220C for 20 hours. Would alpha-pinene work with ...
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32 views

what solvent should i use to disinfect leaves without destroying other chemical properties

i am making a Mimosa pudica's antifungal study claims for my project at school. therefore making a product out of it. And i was about to extract the plant's chemical properties but first i dont know ...
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1answer
80 views

How to calculate he equilibrium constant change for acid-base reactions in a different solvent?

So we know that $K_\mathrm w$ is $10^{-14}$. But what if I am working with non-aqueous systems? Suppose I were to add LDA to liquid ammonia, or dissolve HCl in concentrated sulfuric acid. How would I ...
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1answer
854 views

Why is enol content higher in non-polar solvents?

Apparently, for keto-enol tautomerism, the enol content of a given carbonyl compound increases when in a non-polar solvent. What is the reason for this?
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4answers
4k views

How to dissolve PLA (polylactic acid)?

I'm a maker and I've been interested in 3d printing for years. I have found a technique for dissolve the PLA supports in a model printed in 3D in HIPS I have printed the model in HIPS and the ...
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2answers
348 views

Mechanism of Halogenation of Alkene

In the above reaction, we use a non-polar compound (such as CCl$_4$) as a solvent. Then, why does the Br$_2$ polarise on attack by the alkene, even though a non-polar solvent does not encourage ...
9
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1answer
183 views

How to accurately abbreviate solvents?

IUPAC Red Book in section IR-4.4.4 Ligand abbreviations [1, p. 63] states the following: N.B. Abbreviations for solvents that behave as ligands should also be in lower case letters [e.g. dmso for ...
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0answers
79 views

Looking for a Solvent for Fragrance Oils [closed]

Hi I am looking for a solvent for fragrance oils, that has low evaporation and high diffusivity (low molecular weight and hence spreads well in the air). The solvent should also be soluble in water ...
3
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1answer
118 views

How can you simulate the effect of a solvent on a polymer in an MD simulation?

I'm doing a molecular dynamics simulation of polymer melts and I want to include the effect of a good/bad solvent on the melt. How can this be done? My simulation models polymers using a bead-spring ...
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1answer
191 views

What compounds are created by mixing Styrofoam and paint thinner? [closed]

Yesterday I watched several videos that make a waterproof coat by disolving Styrofoam with paint thinner (my guess is that they use acetone). Will this recipe work for an emergency? Is it toxic (I don'...
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0answers
149 views

How to dissolve polymerized oil?

I left a frying pan with oil on it on fire for too long, so the oil got polymerized. I think it would be easier to find the necessary ingredients and prepare a solvent myself than to find it in a ...
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0answers
199 views

Mixing solvents of different polarity [closed]

Suppose a non-polar solid is dissolved in ethanol. Water is added to the solution. Will the solid separate, if it isn't soluble in water?