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Chemistry Forum

Join the expert discussion on chemistry. Chemistry is the study of the nature, properties, and composition of matter. Biochemistry, Organic, Inorganic, Analytical are topics that may be discussed.

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Photographing Coloured Flame KCl

Jul 7, 2023 · Replies 9 · Jul 8, 2023

Replies: 9

Views: 2K

How to Convert Diffusion Rate to Hertz?

Jul 2, 2023 · Replies 10 · Jul 5, 2023

Replies: 10

Views: 2K

Question about battery -- Looking into the electrode effects on the battery

Jul 4, 2023 · Replies 4 · Jul 4, 2023

Replies: 4

Views: 2K

How many ppm of O2 does H2O2 add to water?

Mar 28, 2023 · Replies 5 · Jun 21, 2023

Replies: 5

Views: 3K

Question on Hydrates and Reactions

Jun 18, 2023 · Replies 4 · Jun 19, 2023

Replies: 4

Views: 2K

Bacteria, mold and household water

Aug 26, 2020 · Replies 7 · Jun 19, 2023

Replies: 7

Views: 4K

Complete thermal decomposition of specific compounds

Jun 11, 2023 · Replies 4 · Jun 12, 2023

Replies: 4

Views: 3K

What happens when bleach and nailpolish remover are mixed together?

Jun 6, 2023 · Replies 1 · Jun 6, 2023

Replies: 1

Views: 3K

What is the source of the Kelvin Water Dropper effect?

Jun 1, 2023 · Replies 2 · Jun 2, 2023

Replies: 2

Views: 2K

Clarification on bathochromic shift

Jun 1, 2023 · Replies 0 · Jun 1, 2023

Replies: 0

Views: 2K

Correcting the retrobrite "marble" effect

May 24, 2023 · Replies 7 · May 24, 2023

Replies: 7

Views: 2K

Can You Create an Electrical Circuit Simulating a Sacrificial Anode?

May 21, 2023 · Replies 1 · May 21, 2023

Replies: 1

Views: 1K

Magnesium bisglycinate + citric acid = ?

May 9, 2023 · Replies 3 · May 20, 2023

Replies: 3

Views: 2K

Hexagon Patterns in Chemical/Molecular Makeup

May 18, 2023 · Replies 2 · May 18, 2023

Replies: 2

Views: 2K

How can I improve my HPLC method for beta-alanine?

May 17, 2023 · Replies 0 · May 17, 2023

Replies: 0

Views: 1K

Racing car coolant formula ideas

Apr 30, 2023 · Replies 2 · May 13, 2023

Replies: 2

Views: 2K

Methylene Chloride for my own DIY Paint Stripper

May 10, 2023 · Replies 14 · May 11, 2023

Replies: 14

Views: 7K

Benzyl Chloride Reactivity: Examining Stability & Rate

May 6, 2023 · Replies 0 · May 6, 2023

Replies: 0

Views: 1K

Concerns about radium alarm clock

Apr 30, 2023 · Replies 10 · May 1, 2023

Replies: 10

Views: 4K

Dissolving Particles in Oil (but Water resistant)

Oct 26, 2022 · Replies 11 · Apr 28, 2023

Replies: 11

Views: 3K

After Dissolving Salt in Boiling Water, How Do You Get it Back?

Apr 24, 2023 · Replies 18 · Apr 28, 2023

Replies: 18

Views: 6K

Is there a safe way to eliminate sulfur smell in the floor cracks?

Apr 16, 2023 · Replies 16 · Apr 27, 2023

Replies: 16

Views: 4K

Doubt on solubility and how to predict it

Apr 12, 2023 · Replies 7 · Apr 14, 2023

Replies: 7

Views: 3K

Aromatic amines having a brown color

Apr 12, 2023 · Replies 1 · Apr 13, 2023

Replies: 1

Views: 2K

The Miraculous Properties of Water

Apr 11, 2023 · Replies 9 · Apr 13, 2023

Replies: 9

Views: 2K

Understanding the Role of a Voltmeter in Electrode Potential Measurement

Jul 19, 2021 · Replies 6 · Apr 11, 2023

Replies: 6

Views: 3K

What is the true voltage of a voltaic cell?

Apr 8, 2023 · Replies 10 · Apr 11, 2023

Replies: 10

Views: 2K

Which compounds are isoelectronic with CN-?

Apr 7, 2023 · Replies 5 · Apr 9, 2023

Replies: 5

Views: 2K

Concept of Absolute Thermodynamic Activity

Apr 2, 2023 · Replies 1 · Apr 7, 2023

Replies: 1

Views: 2K

Understanding Bond Energies: X-Y Bond Energy Contribution

Apr 6, 2023 · Replies 5 · Apr 6, 2023

Replies: 5

Views: 2K

How can vinegar attenuate the pain of a bee sting? (acid base reaction)

Jun 7, 2022 · Replies 16 · Apr 4, 2023

Replies: 16

Views: 3K

Do these substances emit formaldehyde gas when heated?

Apr 3, 2023 · Replies 2 · Apr 3, 2023

Replies: 2

Views: 2K

Calculating time to reduce alcohol in wine using heating method

Mar 12, 2023 · Replies 131 · Mar 27, 2023

5

Replies: 131

Views: 9K

Why do atoms want to complete their shells?

Mar 24, 2023 · Replies 6 · Mar 26, 2023

Replies: 6

Views: 2K

Henderson-Hasselbalch equation

Mar 24, 2023 · Replies 8 · Mar 26, 2023

Replies: 8

Views: 2K

Standard Activity in Electrochemistry

Mar 21, 2023 · Replies 2 · Mar 22, 2023

Replies: 2

Views: 2K

Onsanger and Stefan-Maxwell Equations

Mar 10, 2023 · Replies 9 · Mar 15, 2023

Replies: 9

Views: 2K

Prolonging the Life of Poorly Accessible Rusted Steel

Mar 14, 2023 · Replies 4 · Mar 15, 2023

Replies: 4

Views: 2K

Why Can't Tertiary Alcohols Be Oxidized?

Mar 14, 2023 · Replies 2 · Mar 14, 2023

Replies: 2

Views: 2K

Will charcoal (carbon) oxidize in the air?

Mar 11, 2023 · Replies 11 · Mar 14, 2023

Replies: 11

Views: 2K

What are the implications of tetrahedral stacking in diamond cubic arrangements?

Mar 6, 2023 · Replies 1 · Mar 13, 2023

Replies: 1

Views: 1K

Science of Evaporation - General & Personal Questions

Mar 10, 2023 · Replies 23 · Mar 12, 2023

Replies: 23

Views: 3K

How count the carbons in 2,3,7,8-Tetrachlorodibenzo-p-dioxin?

Mar 3, 2023 · Replies 1 · Mar 3, 2023

Replies: 1

Views: 1K

Understanding the Effect of pH on Benzoic Acid Solubility

Feb 24, 2023 · Replies 20 · Mar 2, 2023

Replies: 20

Views: 3K

How to Determine the Unit Cell Type From the XRD Data?

Jan 19, 2023 · Replies 1 · Mar 1, 2023

Replies: 1

Views: 2K

Residential concrete densifier and sealer?

Feb 28, 2023 · Replies 8 · Mar 1, 2023

Replies: 8

Views: 2K

What is the charge for Hexaminotriphenylene?

Feb 25, 2023 · Replies 4 · Feb 27, 2023

Replies: 4

Views: 1K

Any such thing as a safe paint thinner?

Jan 25, 2023 · Replies 13 · Feb 15, 2023

Replies: 13

Views: 3K

Aqueous solution of tolyltriazole

Feb 11, 2023 · Replies 3 · Feb 13, 2023

Replies: 3

Views: 2K

What is the IUPAC name of this organic compound?

Jun 3, 2019 · Replies 9 · Feb 10, 2023

Replies: 9

Views: 10K

Conversion from dry KOH to liquid 45% KOH

Feb 4, 2023 · Replies 7 · Feb 6, 2023

Replies: 7

Views: 3K

What does weak chemisorption mean?

Jan 18, 2023 · Replies 2 · Feb 4, 2023

Replies: 2

Views: 1K

Potassium Chloride Electrolysis

Jan 31, 2023 · Replies 5 · Feb 2, 2023

Replies: 5

Views: 2K

Oil emulsification by way of the put-off water

Jan 31, 2023 · Replies 1 · Jan 31, 2023

Replies: 1

Views: 1K

Calculate the density of composite materials

Jan 26, 2023 · Replies 5 · Jan 29, 2023

Replies: 5

Views: 2K

Calculating heat released from excess enthalpy

Jan 20, 2023 · Replies 1 · Jan 27, 2023

Replies: 1

Views: 2K

What is the chemical name for C9H20O9Cl ?

Jan 26, 2023 · Replies 3 · Jan 26, 2023

Replies: 3

Views: 1K

Equilibrium and indicator equation

Jan 21, 2023 · Replies 3 · Jan 26, 2023

Replies: 3

Views: 2K

Can Gold Oxalate Be Synthesized Using Oxalic Acid and Gold (III) Chloride?

Dec 20, 2022 · Replies 11 · Jan 25, 2023

Replies: 11

Views: 2K

DEP Oil Substitute for Incense Stick Applications

Jan 21, 2023 · Replies 2 · Jan 22, 2023

Replies: 2

Views: 2K

Diffusion, Migration and Einstein Equation

Jan 8, 2023 · Replies 13 · Jan 20, 2023

Replies: 13

Views: 2K

Dealing with Bat Poop: Bleach Removes Stains Quickly

Jan 19, 2023 · Replies 3 · Jan 19, 2023

Replies: 3

Views: 2K

How to get the density equation using the Reidel Equation for vapor liquids?

Jan 18, 2023 · Replies 2 · Jan 18, 2023

Replies: 2

Views: 1K

Anyone very knowledgeable in making body soap?

Jan 15, 2023 · Replies 5 · Jan 17, 2023

Replies: 5

Views: 1K

What's the chemistry behind a semiconductor?

Dec 20, 2022 · Replies 8 · Jan 15, 2023

Replies: 8

Views: 2K

Acidity and basicity of some compounds

Jan 6, 2023 · Replies 9 · Jan 13, 2023

Replies: 9

Views: 2K

HF Exposure Questions: What Should I Do Now?

Jan 7, 2023 · Replies 5 · Jan 7, 2023

Replies: 5

Views: 1K

Sodium carbonate vs sodium bicarbonate

Jan 4, 2023 · Replies 14 · Jan 7, 2023

Replies: 14

Views: 4K

I can't seem to keep my Paraffin wax in liquid form

May 27, 2019 · Replies 9 · Jan 6, 2023

Replies: 9

Views: 7K

What is Plasmonic Photocatalysis and How Can It Help Remove Hydrogen Sulfide?

Dec 21, 2022 · Replies 1 · Dec 21, 2022

Replies: 1

Views: 2K

The emulsifier inside common dish soap

Dec 19, 2022 · Replies 1 · Dec 19, 2022

Replies: 1

Views: 2K

Understand Gibbs Free Energy & Activation Energy

Dec 12, 2022 · Replies 10 · Dec 15, 2022

Replies: 10

Views: 2K

Electrolysis of Na2SO4 on Submerged Aluminum

Nov 27, 2022 · Replies 2 · Dec 8, 2022

Replies: 2

Views: 2K

Solubility depends on polarity or on the number of hydrogen bonds?

Nov 29, 2022 · Replies 18 · Dec 8, 2022

Replies: 18

Views: 3K

Does water electrolysis work efficiently under high pressure?

Dec 5, 2022 · Replies 2 · Dec 6, 2022

Replies: 2

Views: 2K

Vapor pressure -- How does water still boil at 100°C in an open pot?

Dec 2, 2022 · Replies 35 · Dec 5, 2022

2

Replies: 35

Views: 5K

What Does U.B.W. Mean in Chemistry?

Dec 1, 2022 · Replies 2 · Dec 1, 2022

Replies: 2

Views: 2K

Recovery/development of low grade copper ore

Nov 27, 2022 · Replies 1 · Nov 28, 2022

Replies: 1

Views: 2K

What breaks down burnt carbon deposits?

Jul 12, 2016 · Replies 16 · Nov 26, 2022

Replies: 16

Views: 33K

Does the term ##ln(k)## have units in reaction based equations?

Nov 18, 2022 · Replies 11 · Nov 19, 2022

Replies: 11

Views: 2K

Calculating Weight Ratio of PEO and LiClO4 in PEO-LiClO4-Al2O3 PE Samples

Nov 17, 2022 · Replies 2 · Nov 17, 2022

Replies: 2

Views: 2K

Why does C-C have a higher bond energy than B-N in hBN and graphene?

Nov 14, 2022 · Replies 4 · Nov 14, 2022

Replies: 4

Views: 2K

Polarisability versus Nucleophilicity

Nov 12, 2022 · Replies 2 · Nov 14, 2022

Replies: 2

Views: 1K

Solubility of Salicylic Acid: Acid vs Base Form

Nov 11, 2022 · Replies 4 · Nov 12, 2022

Replies: 4

Views: 2K

SO2 Conversion Equilibrium Curve

Nov 8, 2022 · Replies 3 · Nov 9, 2022

Replies: 3

Views: 2K

Reactive metal wires in a fuel oxidizer mixture

Nov 8, 2022 · Replies 0 · Nov 8, 2022

Replies: 0

Views: 1K

Nucleophilicity with respect to the solvent

Feb 28, 2016 · Replies 8 · Nov 7, 2022

Replies: 8

Views: 6K

Valid Shapes of DNA: Is A Reasonable?

Oct 23, 2022 · Replies 12 · Nov 3, 2022

Replies: 12

Views: 2K

Do both the oxide & oxygenless ammonia combine with bleach to make poison?

Feb 27, 2022 · Replies 13 · Nov 2, 2022

Replies: 13

Views: 2K

Reusing Isopropyl Alcohol bottle for Drinking Water?

Oct 31, 2022 · Replies 21 · Nov 2, 2022

Replies: 21

Views: 5K

Mining waste for cheaper hydrogen fuel production

Sep 8, 2021 · Replies 17 · Oct 26, 2022

Replies: 17

Views: 3K

Electrodialysis with different anions

Oct 25, 2022 · Replies 1 · Oct 25, 2022

Replies: 1

Views: 1K

What Is the Simplest Artistic Representation of Nucleotide Symbols ACGT?

Oct 23, 2022 · Replies 7 · Oct 23, 2022

Replies: 7

Views: 2K

About the binding of O2 to Hemoglobin molecules

Oct 22, 2022 · Replies 5 · Oct 22, 2022

Replies: 5

Views: 2K

How much electrical energy can be extracted from Iron in a cell?

Oct 18, 2022 · Replies 3 · Oct 21, 2022

Replies: 3

Views: 2K

Is anhydrous sodium hypochlorite stable in solid form?

Oct 20, 2022 · Replies 2 · Oct 20, 2022

Replies: 2

Views: 2K

What waste products are formed from sugar rocket fuel?

Dec 4, 2021 · Replies 9 · Oct 18, 2022

Replies: 9

Views: 5K

Effect of HCl on NaCl crystallization rate

Oct 10, 2022 · Replies 2 · Oct 13, 2022

Replies: 2

Views: 2K

Can I make a rocket by mixing aluminum + iodine (+ water catalyst)?

Oct 9, 2022 · Replies 6 · Oct 9, 2022

Replies: 6

Views: 1K

DMSO smells like lemonade (very sweet)

Oct 6, 2022 · Replies 3 · Oct 6, 2022

Replies: 3

Views: 3K

Chemistry

Welcome to the Chemistry forum!

Chemistry is the scientific study of matter, its properties, composition, structure, and the changes it undergoes during chemical reactions. It plays a central role in understanding the building blocks of the universe, encompassing the study of atoms, molecules, elements, and compounds.

Chemists investigate the interactions and forces between particles at the atomic and molecular levels, contributing to our understanding of various natural phenomena. The field is divided into branches such as organic chemistry, inorganic chemistry, physical chemistry, and biochemistry, each focusing on specific aspects of chemical systems.

Chemistry is not only a foundational science but also a driving force behind technological advancements, materials development, pharmaceuticals, and numerous industrial applications.

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