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Acids: arachidic acid, palmitic acid, lauric acid, etc. Alcohols: butan-1-ol, pentan-1-ol, etc. The melting points of acids with $\ce{-COOH}$ at the end compared to melting points of alcohols, $\ce{... 1answer 303 views Purifying washing soda I bought a box of A&H Washing Soda, the packaging of which implied that it was pure washing soda (sodium carbonate). On dissolving it in osmotically-purified water, however, I found that the ... 1answer 10k views Salicylic acid - polarity and solubility Really confused about this, since there is carbon and two other types of atoms: should be polar, right? However, some people online say it is non-polar. Also, is it soluble in water? 1answer 126 views Is carbohydrate alcohol inebriant? First of all, though I think that my question is related to this society, if you think reverse, tell me to delete the question: I would like to know if carbohydrate alcohol is inebriant; Can anyone ... 2answers 138 views Will all thermodynamic equations have a linear dependence with moles? I'm taking chemical thermodynamics this semester, and currently seeing things like the Maxwell's Relations. My professor never uses explicitly the variable "n" and always works with molar quantities ... 0answers 34 views Does the added component (intended to disturb equilibrium) always ends up being more than the original amount, in the new equilibrium? The title can be a little unclear. But what I am basically saying is say we add a reactant to a reaction to push the reaction forward toward the product side, that reactant which was increased in ... 3answers 3k views Conductivity as a function of acid concentration I have conducted an experiment measuring the conductivity of both hydrochloric acid and sulfuric acid in solution respectively, with varying concentration. Wikipedia as well as a question on the site ... 4answers 8k views Can I react a Grignard reagent (ethylmagnesium bromide) with water and then ammonia? [closed] I came across this question where I had to convert$\ce{CH3-CH2-Mg-Br}$to$\ce{CH3-CH2-NH2}$. If I need to do so can I just react the given compound with water to get ethane and then react it with$\...
734 views

What is the mechanisms of this reaction? How feasible is this reaction? Can it happen under relatively mild conditions if it is intermolecular?
11k views

Why is ethyne and not ethene used for welding?

Ethyne (Acetylene) is used with $\ce{O2}$ for welding. My question is that why is ethene not used? What properties of ethyne make it suitable for welding?
36 views

Microorganism preventative solution safe for using on a roof and will last in the sun

Information is scarce in the roof cleaning industry and the big guys are making a killing selling chemicals that are harmful to the person using it and everything around the home. I would like to find ...
673 views

Pathway from Sucrose to Cholesterol

I was reading Linus Pauling's book How to Live Longer and Feel Better, and in various places in the book he discusses a correlation between increased sucrose intake and increased blood plasma ...
4k views

What will be the major product on chlorination of m-nitrophenol?

I came across a question asking for the major product on chlorination of m-nitrophenol. In my opinion the deactivating nature of nitro group should control the regioselectivity, but I found out the ...
85 views

C-H bond energy in substituted methanes

What happens to the $\ce{C-H}$ bond strength in methane as the degree of halogenation is increased (e.g. from $\ce{CH4}$ to $\ce{CH3X}$ to $\ce{CH2X2}$...) Also, what is the effect of varying the ...
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condensation of tellurium on inside of ampoule?

After heating an ampoule of tellurium around its melting point in a furnace for about a day, I've noticed drops of the element on the upper inside surface of the ampoule, as if it condensed there. I'...
791 views

Why is ionic strength (mu) calculated differently for these 2 examples?

In the following examples; I don't understand why $\ce{Na_3PO_4}$ is a much more complicated process when calculating $\mu$ compared to $\ce{NaH_2PO_4}$ and $\ce{Na_2HPO_4}$. Specifically, I don't ...
2k views

Why is snow white?

I know that this is a rather ambiguous question; but my question is, whenever we take water and freeze it in the freezer, it still tends to stay clear. Since snow is just frozen water, why is it white?...
128 views

When does a solute form ions?

If I have $\ce{HCl}$ and I put it in water, it will form ions. But, if I take $\ce{HCl}$ and put in benzene, it won't. How do you know that? If I had other substances, how would I know if it forms ...
10k views

Regioselectivity in electrophilic substitution of pyrrole

In the electrophilic aromatic substitution (EAS) of pyrrole, why is the alpha position preferred over the beta position so much?
454 views

How to apply the Henderson–Hasselbalch equation when adding KOH to an acidic acid buffer?

Will the Henderson–Hasselbalch equation be able to calculate the pH when you have an acidic solution and you add a basic solution? Will that be possible or can you only use it for adding an acid to an ...
85 views

Which is more: dissociated ions in water or undissociated? [closed]

While studying equilibrium we get to know that there are $1*10^{-7} \ce{~~OH-}$ and $\ce{H+}$ ions in pure water. However, I think there are more undissociated molecules.
4k views

Should double or triple bonds have preference for low locants in IUPAC nomenclature?

Both double and triple bonds are present in the hydrocarbon shown above, which has the name hexa-1,3-dien-5-yne. Why is the numbering chosen such that the alkene has lower locants than the alkyne? Is ...
31 views

Ideal gasses reaction under const temp and pressure

Conceptual problem: let $A + 2B \rightarrow C + 2D$ be a reaction under constant pressure (P) and temp (T), that goes all the way towards the products. A,B,C,D are ideal gases. let $\Delta H$ be the ...
9k views

What is the meaning of parentheses in a condensed molecular formula?

In the formula $\ce{(CH3)3-C-CH(CH3)-CH2-CH3}$, what do the parenthesized portions represent? What is the molecular structure, and how do I name the compound?
505 views

calculate the final concentration of this equation [closed]

A student mixed 260ml of 1.2 M lead(II) nitrate with 300ml of 1.90M potassium iodide. What is the final concentration of $\ce{NO3^{-}}$ ? the answer is 1.11M , but he used the moles of lead(II) ...
1k views

Effect of tear gas and laughing gas together

What will happen if someone uses tear gas, such as CS $(\ce{C10H5ClN2})$ and laughing gas, $\ce{N2O}$, in auditorium? Means will people start laughing and crying together? Or there will be other ...
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Could PNP (Silicon) transistor be toxic when exposed to air\light?

The story goes as follow: While I was in the electronic room I got bored and crushed a PNP transistor (Model CDIL 2N2907) using a rotating pipe jaws just like in the picture bellow. Now, it took me ...
1k views

Applying Raoult's Law to a condensed gas mixture

So, here's the question which I'm having trouble solving : Suppose that we condense a gas mixture. At 25 celsius, what will be the pressure of benzene and of toluene over the obtained liquid. We ...