Questions tagged [everyday-chemistry]

Applications of chemistry to reagents, reactions and processes of everyday life. Use this tag for question on chemistry in an out-of-laboratory/class context. DO NOT use this tag merely because the question is about simple chemistry.

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Calculate the number of moles of ethane, C2H6 , that can react with 12.2 moles of oxygen. Round your answer to the nearest hundredth [closed]

Calculate the number of moles of ethane, C2H6, that can react with 12.2 moles of oxygen. Round your answer to the nearest hundredth. pls help me I cant figure it out and I need it answered soon :( ...
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Electron Configuration confusion

I'm getting so much conflicting information!! When I practice electron configuration and google to check my answers I often see configurations that list the 3d orbital before the 4s orbital (...
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seperation of copper(ll) sulfate from sodium chloride [closed]

If some of the solution is lost during the heating process, the calculated experimental percent mass for copper sulfate will be (higher/lower) than the true value and the calculated experimental ...
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Neutralising weak acid solution using readilly accessible substances [closed]

What could be a cheap, cost effective way to consistantly neutralise large, cumulative amounts of a weak acid solution using readilly accessible substances?
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Help i need this within this day thank you so much [closed]

Place 1 drop of the acetone in an evaporating dish. Add 1 drop of 5% sodium nitroprusside and 1 drop of 5% NaOH. Note the color produced, then add 1 drop of glacial acetic acid. Observe the change in ...
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How do I understand exactly how hazardous a material is based on SDS?

I work with a lab occasionally and get asked often if a chemical is safe to breathe, how hazardous is it if it lands on skin, etc. For the most part, I'll try to go to an SDS and look it up. The ...
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396 views

What factors promote honey's crystallisation?

Honey is a complex mixture containing, probably, more than hundred compounds. I understand that the % of those components will affect the crystallisation. However, I am wondering what factors may ...
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131 views

Why is the boiling point of sugarcane juice lower than the boiling point of water?

As the boiling point is a colligative property, one would expect that the boiling point of sugarcane juice should be higher than pure water because Sugarcane juice contains water (75–85%), non-...
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Would a substance dissolve homogenously into distilled water? [closed]

This may be a risque question for this site, but oh well. Suppose I put 100 µg of LSD into 10ml distilled water. Then I draw two separate 1 ml syringes out of the solution. Will they each contain the ...
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real meaning of osmotic and turgor pressures

I am a high school student and I am very confused in how we define osmotic pressure? Osmotic pressure is defined as the pressure required to stop the diffusion of solvent into a solution by applying ...
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Does carbonation permanently increase the acidity of soda water?

If you carbonate water, and then expose the resulting soda water to the atmosphere and wait until it goes completely flat, will the (former) soda water end up more acidic in final equilibrium than ...
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What is the concentration of CO from candle burning in a bathroom? [duplicate]

What is the concentration of CO in the air (in ppm) caused by one candle burning in a 2X3X3 sealed bathroom during 8 hours? Does this make sense? "So assume it burns 8 hrs that would be 8hrs x ...
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What is the essence of chemistry? [closed]

I am an engineering student who loves physics but didn't quite enjoy chemistry. a. When I was in high school chemistry to me was something not as inspiring as physics but in which I couldn't solve ...
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Does dyeing ABS plastic make it harder?

It has long been suspected by some in the speedcubing community that primary ABS plastic is "softer" compared to dyed plastic that is black or white. By primary plastic I mean undyed plastic,...
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Are there safe inks that allow one to eat a fish after painting it?

Just came across a specific type of art called Gyotaku where specific types of ink are used to paint over one side of a fish and then a paper (rice paper, shoji paper, ...) is placed on top in order ...
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How to thicken Paint [closed]

I'm non technical and have a question that you can hopefully help me out with as I've been searching online and so far haven't found any answered I'm looking for a product that will thicken the ...
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Need reactants for a rocket [closed]

I am doing a project in chemistry at the moment to build a rocket out of materials that can be easily bought and that react strongly to create thrust. I was wondering if anyone knew a good chemical ...
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How does lead toxicity from jewelry happen vs. occupational exposure?

It is known that lead levels in jewelry is a problem, especially for children (https://dtsc.ca.gov/toxics-in-products/lead-in-jewelry/). As a parent with jewelry-loving children I am aware that ...
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Can I safely use a solution of sodium hydroxide in methanol to dispose of 3D printing PLA waste at home?

In the article Depolymerization of Post-Consumer Polylactic Acid Products the abstract states: "... It was found that the most rapid decomposition occurred in solution of sodium hydroxide in ...
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Can I extract solid sugar from any fruit juice at home?

The goal here is to isolate the sugar from all other compounds in the juice. In this case, I'm using apple juice and grape juice. The sugar does not need to be edible, as it is being used to make r-...
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115 views

Chemical to dissolve rubber/latex glove

I seem to have a drain pipe in my flat blocked by what seems to be a latex/rubber glove. I am unable to pull it out — is there a chemical that can reliably dissolve the glove and at the same time not ...
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How can you extract palladium from palladium chloride

Hey guys I am working on a school project, focused on how precious metals can be recycled from industrial products. I am very much not an expert on the subject of chemistry. But I am just trying to ...
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How many electric vehicles can our current supply of lithium power?

This Reddit comment contends There was 870 tons of lithium mined in 2019 in the US. That enough for under 20,000 cars, assuming you're using ~50 kg per car. So that would be 40,000 in 2023, assuming ...
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How does flocculation in paint work?

I recently learned that you can clean up latex paint wash-up water by flocculating it: adding aluminum sulfate and hydrated lime. I vaguely remember how flocculation works in clay slurries (change in ...
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Parallel reactions for one product

For me it is clear how I could solved the kinetic of a parallel reaction like this But, how can I solve if this would be the case: Thanks in advance!
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Is there a word for “damage done by fire” of a material? [closed]

If a house had a wooden frame and was caught in a fire, there'd be nothing much left at the end. The damage would be huge. If a house had an iron frame and was caught in a fire, it probably wouldn't ...
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How does heat transfer between molecules happen in deep?

Inside the container is cold water and outside the container is hot water. B is the microscopic view of container walls .W is water And A is hot water. What I have shown is the microscopic view of ...
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What is the optimal voltage for storing a 3.7 V lithium polymer battery?

According to this website, storing a lithium polymer (LiPo) battery/cell at around 40% capacity would be more beneficial for the lifespan of the LiPo cell comparing storing the battery at 100% ...
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1answer
54 views

What chemical reaction happens on worn out metal handles?

I randomly came across a picture of this. It's the comparison between right handed and left handed people. As more people use the door handle, the metal becomes more faded and turns gold color. What ...
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Why do iron objects leave black marks on laminate countertop [closed]

My over 30 years old laminate kitchen countertop had accumulated a lot of marks over the years that no cleaner would remove. I finally gave up and decided to use chlorine bleach on it knowing that ...
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1answer
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How easy is it to make animal horns transparent?

I never knew that HORN in HORNbook refers to animal horns, or animal horns can be made transparent? If Medievalists can make it transparent, the transparency process must've been cheap easy and quick, ...
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Are there any silicone like substances that cure far faster?

I was wondering if there are any silicone like substances that cure far faster. Are there any substances that you can mix together to create a fast curing elastic like substance like silicone? Are ...
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General Question about transferring Solution from containers (Workplace Related)

At my workplace we will soon begin diluting a solution to specific concentrations, this is done within a specific container. The solution to be diluted is provided by a manufacturer in the following ...
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1answer
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Can we predict the IMF strength of Acetone vs Glycerol?

I was recently assigned a lab where I was to observe several properties of the chemicals Acetone and Glycerol then use my observations to predict their overall Intermolecular Force strength. The ...
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Pink gatorade turned bluish purple by thick clear liquid [closed]

If I had two teaspoons of pink strawberry gatorade and one teaspoon of a clear thick liquid and when mixed together it turned bluish purple in a chemical reaction, what might the thick clear liquid be?...
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Detecting impurities in polyethylene glycol 3350

I would like to test samples of polyethylene glycol 3350 ($\ce{H−(O−CH2−CH2)_n−OH}$ with an average molecular weight of 3350, so n is around 75) to determine if there are any impurities and if so the ...
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64 views

What's the difference between Zinc Ascorbate and Zinc Gluconate?

I've been looking at a dental product for pets, called MAXI/GUARD Oral Cleansing Gel and it states it uses zinc ascorbate/taurine, however in the ingredients I found elsewhere it instead lists zinc ...
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What does the term 'by mass' mean with respect to different contexts?

I've seen the term 'by mass' being used in various sorts of contexts. Some, while explaining the law of definite proportions say, the 'same proportions by mass', some say 'constant chemical ...
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Why is Hydroxide OH negatively charged [closed]

I am confused as to why OH has a negative charge, between all of the bonds and the free electrons there are 8 electrons and there are 9 protons (8 from the oxygen and 1 from the hydrogen) there are 9 ...
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Viability of reduction of oil paint binder and solvent flammability upon disposal via addition of water

As an artist, when disposing of a paper towel or cotton rag containing oil paint, turpentine, odorless turpentine substitute or mineral spirits at the end of a painting session, I generally pour water ...
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Melting point of objects and food

What is the melting point of egg yolk? Well, generally, when we break an egg, the yolk is in liquid state. After we pour it on a pan, the egg starts to cook and it hardens. My question is, can an egg ...
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114 views

Is using oxidized aluminium baking forms safe? [closed]

My apologies in advance if this is not the best forum for this kind of question. Recently, I've bought a few non-anodized aluminium bread-baking forms, such as this one: As you can see, there is ...
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Calculating the amount of moles from given number of atoms [closed]

Complete the sentences below by doing the mole calculations: i)In $\pu{20 mol}$ of copper(II) phosphate, there are ______$\pu{mol}$ of copper ions and ______$\pu{mol}$ of oxygen atoms. ii)A sample ...
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How do i get acetic acid from vinegar?

I'm trying to improve my rocket project, but, since the competition only allows the use of vinegar and sodium bicarbonate as its fuel, I had an idea of using the vinegar in a different way. My plan ...
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1answer
64 views

Can water be generated artificially [closed]

As we all know water that in many of the countries or states we find a lot of water scarcity. I wonder if water could be produced by artificial technology. I searched about this in google but I find ...
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1answer
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Synthesis cost of Fomepizole

Fomepizole is essential drug for methanol poisoning, I observed it cost too much like in 1000's of dollar for couple of ml. Is cost due to patents, or due to synthesis cost,structure of molecule looks ...
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The importance of the cold chain in the food and the pharmaceutical industry

There are these everyday things that one should know as a scientist and especially as a chemist, but which never come to light in an academic curriculum — at least not in mine. One such thing is the ...
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Do hydrogen sulfide and oxygen produce pure sulfur or sulfur dioxide? If both, under which circumstances does each scenario occur? [closed]

If both of the following hydrogen sulfide and oxygen chemical equations can occur, under what circumstances is the harmless pure sulfur and the toxic sulfur dioxide produced? $\ce{2H2S + O2 -> 2H2O ...
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38 views

What is the chemical formula(s) for liquid potassium-based soap? [closed]

Many places say that liquid soap is generally potassium-based, while the solid stuff is sodium-based. But, while I have found several sites saying that solid soap is usually sodium stearate, I can't ...
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58 views

Tools like Litmus Paper

Litmus papers are used to test acidity and alkalinity of a fluid. Are there other paper-based tools to test for other stuff like dissolved oxygen, presence of toxicity, electric potential etc?

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