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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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19 views

Is it safe to mix calcium carbonate and sodium chloride?

I know zero about chemistry, and Google has not offered up a plain answer, so I beeseech thee; Is it safe to mix calcium carbonate and sodium chloride to make a simple mouthwash? Calcium carbonate ...
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0answers
9 views

how the molarity of the vinegar would change if you didn’t wash this drop down [on hold]

When doing a titration, it is more accurate to wash any drops of NaOH from the buret into the 125-mL Erlenmeyer flask with the distilled water. Discuss how the molarity of the vinegar would change if ...
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1answer
3k views

Why is lemon mixed with water considered alkalizing water?

The benefits and facts of alkaline water are often skewed due to the marketing of companies and uneducated hype for the innocent idea of unlimited potential. I wanted to know the specific reactions ...
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0answers
18 views

Dilutions - finding original concentration [on hold]

How would you go about this question? I am confused about where to start in terms of calculating the original concentration of glucose.
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0answers
21 views

Write a balanced chemical equation for: [on hold]

A.) The gas evolution reaction that occurs when a double displacement reaction between aqueous ammonium carbonate and aqueous lithium hydroxide. B.) The complete combustion reaction of heptane ...
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1answer
91 views

Anhydrous magnesium sulfate to replace epsom salt?

Can anhydrous magnesium sulfate be used instead of epsom salt for feeding plants? Do hydrates and anhydrous salts become the same when dissolved in water?
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5answers
11k views

Iron chemistry: acetates for ebonizing wood

I have recently been “brewing” what is commonly called “iron acetate” for ebonizing wood, and I'd like to understand the chemistry of the iron/acetic acid reaction, which should be fairly simple, but ...
12
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3answers
30k views

Does milk drinking prevent long-term chemical poisoning?

I have heard some rumors that drinking milk prevents chemical poisoning. I have done a bit research and some sources confirm that. Corrosive Poisons The best first aid is to dilute the poison ...
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0answers
25 views

Caustic solution weakens over time [on hold]

I am using a weak solution of NaOH (7%)for etching graphics in metals. I am using normal tap water After a few days the solution is losing strength and I am having to change it a lot more often. Is ...
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2answers
2k views

Using bleach and water to shine pebbles

I soaked a large jar full of pebbles (from a river) in bleach water for a couple of years and the rocks came out super smooth and shiny when dried. I have tried to repeat this process again but am not ...
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0answers
9 views

Whats the matter with ignition and cooking point [closed]

Why does gasoline have a boiling point, but when we heat it, it will combust?
6
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1answer
130 views

What is the physical state of vitamin E acetate at room temperature and normal pressure

Vitamin E acetate ((+)-alpha-tocopherol acetate) is sold as semi-solid/liquid by Sigma and their safety data sheet gives the melting point as 25 °C. On the other hand, internet databases such as ...
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0answers
19 views

Link between lucidity and pain reduction [closed]

I am a layman, so this is no doubt an overly broad and probably dumb question, but if someone will humor me and attempt to answer, I would greatly appreciate it. Why is it that studies tend to show a ...
-1
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1answer
24 views

compare and contrast a 2p6 orbital to a 4s1 using quantum numbers to help [closed]

Would you be able to help me understand how to compare and contrast a 2p6 orbital to a 4s1 using quantum numbers to help?
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4answers
8k views

Synthesis of hydrazine with bleach and ammonia

I am trying to make rocket fuel using hydrazine, hydrogen peroxide and home products. I want to put an action figure in orbit. Is there any way to synthesize hydrazine with bleach and ammonia, using $...
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0answers
25 views

Why is my washing powder not to be used for pre-wash?

Apologies but I can't find a more suitable stack exchange website to ask this question. I feel the technical answer is chemical in nature so I landed here. For at least the past two years (and on-...
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1answer
2k views

Is there a way to make a liquid cold by a chemical reaction?

I'm looking for a way to combine two substances in a chemical reaction that uses a lot of energy, therefore absorbing heat, to make a substance cold. I'm thinking about a two-chamber thermos that in ...
3
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1answer
2k views

Can a table salt + vinegar mixture be explosive?

I remember having read in a book, Ask Me Anything (Dorling Kindersley), that a combination of copious amounts of table salt and vinegar is explosive. Now this was a really long while back, and I can'...
4
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2answers
126 views

Are certain substances in furniture truly toxic?

I'm looking to purchase a sofa, but have been bombarded with all kinds of internet info about the toxicity of certain materials used to make sofas. For example, polyurathane foam is labeled as toxic--...
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3answers
2k views

How much salt (or any other substance one can find in a kitchen) do I need to add to make water boil at 104 °C?

I've seen some formulas around in other questions and Google searches, but my chemistry is pretty much dead so I have no clue where to find the relevant values to calculate it myself. I just need to ...
4
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1answer
84 views

Given advancements of computational power an machine learning, how is it still not possible to predict products from chemical reactions? [closed]

Given that it seems every answer to this question is that it is "impossible to predict the outcome of a chemical reaction." Is chemistry just trial and error? Given how fundamental and revolutionary a ...
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1answer
55 views

Will charcoal briquettes (not activated) absorb water out of the air in the house in a subtropical climate?

I live in Florida, an incredibly wet environment where it's very difficult to get moisture out of house without using a dehumidifier 24/7, which is too expensive. Would charcoal briquettes be of any ...
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1answer
26 views

Ingredients for cleaning optical elements

I have recently purchased a cleaning solution for precision optics which has the following ingredients (amounts were not specified): Ethyl Alcohol Methylethylketon Aqua Diethyl Ether Isopropyl ...
3
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1answer
1k views

Does graphite burn?

Is it possible to make graphite oxidize in the presence of oxygen? I know it's possible to make other forms of carbon oxidize and even burn with the production of residual heat in the presence of ...
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1answer
23 views

Combustion and pyrolysis of sulfides and organosulfurs

Last week there was a huge fire in french chemical factory Lubrizol, we now know the main products that burnt, to simplify the discussion I extracted a few compounds: isobutyl and isobutene ...
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0answers
37 views

Coffee Degassing

I roast coffee, and currently package it in plastic bags with one way 'degassing' valves. As soon as coffee is roasted, it starts giving off $\ce{CO2},$ a process which continues for days, and ...
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1answer
29k views

What is the maximum pressure that JB Weld can withstand?

JB Weld, a brand name of steel-reinforced epoxy, makes claims of being the "world's strongest bond". What is the maximum pressure it can withstand, and what is it about the interaction between the ...
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1answer
37 views

Can aroma compounds travel through metal boards and glass? [closed]

A friend from customs said "if drugs have been in a glass jar for more than a day, the aroma compounds travel through the lid and the dog can detect it, especially after 2-3 days. They can travel ...
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1answer
5k views

Mixing bleach and ammonia?

I know that the two should not be mixed, but i want to know that if the two become mixed in a contained unit, does it build pressure? Or can you seal the container safely untill it can be disposed of ...
8
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3answers
9k views

Diamond filtering - is it real or bogus?

I always hear that some big corporations use "diamond dust" to filter water seven times to make "diamond clear" vodka. I tried googling something about using diamonds for filtering, but I could not ...
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0answers
22 views

When alcohol is used to sterilize, what about it changes that it can't be re-used? [closed]

I read online that when you use regular household rubbing alcohol to soak something for sterilization purposes, you're then supposed to toss it out. I'm just curious why. Like, as long as there's a ...
3
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2answers
776 views

SMILES for functional groups

Does a resource exist that has the SMILES formula of the generalized pattern that represents the group? For instance: I have the Aldehydes group, which has the pattern: ...
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0answers
47 views

Is propanol 1-2 diol 178 the same as propylene glycol?

I clean vinyl records in an ultrasonic vinyl record cleaning machine the manual states it uses propanol 1-2 diol 178 as a surfactant. I think this is the same chemical as propylene glycol. Is it? ...
16
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4answers
26k views

Beer freezing after being opened

I am watching the Stoke vs Swansea game, & to be honest, it's pretty boring. So much so, that I've started to wonder why it is that my beer has turned into a slushy after being taken out of the ...
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2answers
5k views

Using baking powder to make baked food crispy

The recipe I use for chicken wings achieves a fried texture by dusting the wings with baking powder and then baking at $220^\circ\pu C$ ($425^\circ \pu F$). The chicken is also dusted with salt and ...
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0answers
40 views

Propylene Glycol to clean vinyl records

I clean vinyl records with an ultrasonic record cleaning machine. Would propylene glycol be good to use as a surfactant in a 1 - 2 % concentration with distilled water? Would it harm the vinyl record?...
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1answer
9k views

Why does opened wine develop the sour taste and smell of vinegar?

An opened bottle of wine developed into a sour taste and smell of vinegar. Why?
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0answers
20 views

Smoky lights at events - Piped in or a chemistry reaction of some kind?

Was at Dreamhack MTL this weekend and realised that in the whole venue there seems to be just a little bit of smoke in the spotlights and other light sources. You also see that kind of smoke in shows ...
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1answer
1k views

Making artificial sweat

I'm currently working on a chemistry investigation wherein I need to dilute a compound with artificial sweat. I have looked at various forums, including this, which gave answers, but is very outdated. ...
6
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1answer
51k views

Chemicals to clean natural stones

I picked up some stones from a hiking trip. What can I use to thoroughly clean the mud and other hard deposits on the surface of the stones? I have only washed them with plain water.
0
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1answer
47 views

Why does boiled water have a different taste as compared to cool water? [closed]

I have noticed it frequently and decided to check with some of my peers and friends about this and they too have felt such a thing. The taste comparison occurs after the boiled water is cooled down to ...
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0answers
25 views

Electrolytes for Anodization at Home

I'm looking into anodization, and all the people doing it seem to have sulfuric acid as their first choice electrolyte, while others use sodium metabisulfate. Having simple access to exactly neither ...
2
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2answers
58 views

Simple every-day-item hydrometer for distinguishing regular soda and diet sodas

When ordering a diet soda (no sugar soda) in a cafe or restaurant I would like to be sure I am getting a diet soda and not a regular sugar-infested soda. Because a regular soda, is through all the ...
3
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3answers
1k views

What is responsible for the odor of gasoline?

Gasoline as we know it is a blend of combustible hydrocarbons and has a characteristic odor. The natural gas we use to heat our homes and (for some of us) cook our food has its own odor, except... ...
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3answers
2k views

Could I settile for galvanized steel over stainless for salt corrosion resistance?

Bear with me, I'll get to the chemistry soon. I have a float tank that I want to attach a skimmer to. Unfortunately, the enclosure is weakened by cutting a hole out of the ABS plastic. The weight ...
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1answer
58 views

Isotopes and elements [closed]

this is a gold bar. If we look at its structure, will we see that there are atoms that have a different number of neutrons (aka isotopes) (as far as I'm concerned, an isotope is an atom with a ...
6
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4answers
578 views

accurate measurement from inaccurate tools [closed]

It is a very general question. Is there a good way to systematically increase the accuracy and precision of a measuring tool using only mathematical means? For example, average 10 measurements can ...
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0answers
34 views

Why chemicals bottles (plastic) have paper seals?

I have my film developer and fixer in the plastic bottles, also I have glycerine and propylene glycol. They all have paper seals (in caps) that those chemicals get wet and destroy - they just fell ...
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3answers
71 views

Was it CO2 or Muriatic Acid?

We had a malfunction with the chlorination system at our pool. There was a reaction between the Calcium Hypochlorite tablets and either $\ce{CO2}$, Carbonic Acid, or Muriatic Acid. There was a ...
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0answers
14 views

anionic surfactants as salt water induced rust inhibitors

There are a multitude of product that purport to protect boat engines from the adverse effects of salt water. These anionic surfactants claim to rinse away salt buildup. I do not understand how a ...