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Laboratory Tips Safety proceedures, test reagents, drilling rubber stoppers, bending glass tubes, etc. Contributed to by chemists.

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 #1 
Old 2003-08-09, 04:35
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New Zealand
Default Why is sucrose soluble in water?

Maybe it isn't, it looks like it is. I know it isn't ionic so how/why does it appear to 'dissolve' in water?
 #2 
Old 2003-08-09, 04:59
kirby kirby is offline
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Default Re: Why is sucrose soluble in water?

sucrose, come froms the french word sucre, english word, sugar---some countries its a trade name for synthetically produced sugar--as to why its soluble, buggered if i know
 #3 
Old 2003-08-09, 10:12
tryptamine tryptamine is offline
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Default Re: Why is sucrose soluble in water?

sucrose is soluble becasue it is made of two polyalcohols. Sucrose is made of two more essential sugars fructose and glucose.

Both of these are 6-carbon chains with 5 hydroxyl groups hanging off them. The large amount of polar functional groups renders them soluble.

Remember that it isn't all about being ionic, there is an infinitely variable sliding scale of polarity.
 #4 
Old 2003-08-09, 10:22
kirby kirby is offline
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Default Re: Why is sucrose soluble in water?

jesus tryp--you come across as a well educated bugger--im gonna have to find a question you cant answer just out of bastardry
 #5 
Old 2003-08-09, 11:30
tryptamine tryptamine is offline
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Default Re: Why is sucrose soluble in water?

I welcome you
 #6 
Old 2003-08-09, 11:36
kirby kirby is offline
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Default Re: Why is sucrose soluble in water?

now none of your canadian tricks--it must be answered from memory and not from reference books or computer work
 #7 
Old 2003-08-09, 19:14
tryptamine tryptamine is offline
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Default Re: Why is sucrose soluble in water?

k shoot, I'll be gone until sunday night though.
 #8 
Old 2003-08-09, 19:23
kirby kirby is offline
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Default Re: Why is sucrose soluble in water?

slow down and have some moose head--gotta think up one first--do some research--find one to play silly buggers with your mind--can it be a petroleum based question--an engineering question--or is the deal of a chemistry nature????
 #9 
Old 2003-08-11, 02:49
tryptamine tryptamine is offline
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Default Re: Why is sucrose soluble in water?

Well I'm having a beer, it aint Moosehead though, La Fin Du Monde. Unibroue makes fine beer, and it's a smooth 9%.

If you are from down there, how do you know of Moosehead?

And the question/s can be anything science related, engineering, petroleum, medicine, purely chemistry. (preferably drug/industrial related, my specialities)
 #10 
Old 2003-08-11, 03:48
Wicked_Rain Wicked_Rain is offline
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Default Re: Why is sucrose soluble in water?

lol this should be good. kirby will be pulling his hair out finding the question and TRYP will be smooth as silk on glass with the answer
 #11 
Old 2003-08-11, 03:57
kirby kirby is offline
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Default Re: Why is sucrose soluble in water?

hi tryp,

ive drunk many a moosehead,did subsea engineering and maritime achaeology at cal state long beach,then went diving for a houston offshore company,been to canada a few times,skied whistler and kimberly,got up to bamf--ok question time---explain the theory behind bio-luminescence????------------ok next question but explanation first---during dives to a depth greater than 180feet,by law the diver must not use air because of its narcotic abilities,he must use a mixture of helium nitrogen and oxygen,the helium content freezes the chords of of his voice box and as such the donald duck voice occurs---to combat this, amatek, devised a box which takes your voice and runs it through a ?????(i dont know)and then feeds your voice to the supervisor--this box is 400mm by 200 mm by 200 mmm high---has been in use since the middle 70s---ok the question---what in this box changes the voice and how does it????----a few posts back some guy asked if anyone knew where he could acquire zirconmium something, i wrote of a file on the R and D desk concerning underwater paint--that question may interest you---as this last question involves the research currently underway in that field---explain the chemical that molluscs secrete from there foot which binds them to steel???---get your teeth into those while i search through other R and D files for good ones
 #12 
Old 2003-08-11, 06:24
gottagogo gottagogo is offline
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Default Re: Why is sucrose soluble in water?

Well, I may be talking out my ass, but I THINK tryp is one of those guys who tries to avoid writing a book while posting.

I've pondered the role of the very intelligent in the midst of the average intelligent many times before. Unfortunately, I can never seem to find the words to express my opinion without sounding like an asshole. (Thats because I am among the average.)

Hmmmmm.......its sounds like my name should be gottagoshit with two anal references already. (Some guy at the hive called me that the other day. It struck me so funny that I actually had a good long laugh. It felt good.)

Well, I want it to be clear that I have a great deal of respect for tryptamine's diverse knowledge base, and my theories are not directed toward him.

It seems that a pretty good percentage of the lab tips community is high school grads with some college. Most have very little formal chemistry training, and many have beginners to intermediate tweakers (or we say jikkers) chemistry training (which can sometimes be a detriment).

So, when one of these posters asks a question in regard to chemistry theory and get a detailed, precisely stated answer that leaves them baffled, did the question really get answered?

Oh, the answer to the sugar question is

It dissolves in water to make tea taste better.
 #13 
Old 2003-08-11, 11:13
kirby kirby is offline
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Default Re: Why is sucrose soluble in water?

another one tryp---hexane is used in the birch---sudafed are cleaned--an A/B is done before the reduction but after the cleaning--sodium metal is used---sulphuric is dripped into hydrocloric for the gas---the eph is reduced for 20 mins then quenched with dnh2o--the contents of the reduction vessel is then filtered and the hexane gassed---there is either: a white substance left in the filter which is high in meth content but upon contact with air turns to liquid--or--a soapy liquid at the bottom of the hexane that will not dry out but is high in meth content--question: how do friends remove the meth from these substances and crystalize said meth ---thank you
 #14 
Old 2003-08-13, 01:20
tryptamine tryptamine is offline
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Default Re: Why is sucrose soluble in water?

Well kirby I'm going to be fair and abstain from any research materials.

Bioluminesence is caused be a class of similar energy storing substances one of which is called luciferin. This chemical is oxidized and broken down with the aid of an enzyme -luciferase. Unlike most chemicals that give off radiation in the form of heat when oxidized luciferin gives off photons.

That is all I really know about bioluminesence.

The voice frequency changer box is very intriguing, I'm not much for audio stuff or acoustics so I really can't tell you. I can speculate though. It could be some sort of ingenious acoustic modification baffle that slows down frequencies going through it. Or it could be an electronic device.

You know I'm interested enough in this to look further into it. Can you tell me what is in the black box?

As far as the secretions that molluscs attach themselves to rocks with. You can't quite say that it is a pure chemical of any fixed compostion. And it varies with the species, molluscs are very diverse. Some don't even attach themselves to rocks. The secretions are protein based with mineral inclusions. Mostly Calcium carbonate in a protein matrix. Peptides are the wave of the future!

You did a good job, part marks for me, maybe.
 #15 
Old 2003-08-13, 02:54
kirby kirby is offline
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Default Re: Why is sucrose soluble in water?

whoa tryp, full marks to you for off the top of your head answers--to say im impressed would be an understatement---the ametek device----when the helium freezes your voice box chords--they trill, for some reason they vibrate at a faster resonance, thats all your donald duck voice is--an accelerated higher voice---the ametek box (i dont think its a computer that takes the voice and then computer generates it slower, though the box has a mother board we replace often through salt air inclusion)somehow it instantly records your voice, then like a big record being played at a slower speed it replays your voice to the super at a speed where the experienced ear can understand it--i know that the helium does the voice box no harm as we live in saturation chambers on 28 day shifts and after decompression our voice is the same with no afteraffects--anyway---i asked another question in the post concerning matter that will not dry--could you give it a quick glance for me and see what you think--thanks mate---and im still hunting some real ball squeezing questions ---like this one---the oil deposits we are tapping,its are to get them further down than about 20,000 metres and if the pressure coming out of the hole is more than 15,000 psi then we do not have the technology yet to control it--questions is--and many theories abound---how did the oil get to such a depth??? and a hand on that non drying question would be handy to--thanks mate
 
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