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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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Why are the Two SSA Equations the Same in a Catalytic Cycle?

Sep 6, 2020 · Replies 7 · Sep 9, 2020

Replies: 7

Views: 2K

Change in Free Energy when Heating a Substance

Aug 28, 2020 · Replies 9 · Sep 7, 2020

Replies: 9

Views: 3K

What is the Longest Molecule Ever Discovered?

Jun 21, 2020 · Replies 13 · Sep 7, 2020

Replies: 13

Views: 4K

Why wasn't fluorine used as a standard for atomic mass?

Aug 30, 2020 · Replies 6 · Sep 5, 2020

Replies: 6

Views: 3K

Memorizing Organic Chemistry: Structures, Reactions & Tips

Sep 4, 2020 · Replies 1 · Sep 4, 2020

Replies: 1

Views: 2K

Reaction of Potassium Permanganate and Hydrogen Peroxide solution

Aug 22, 2020 · Replies 8 · Aug 25, 2020

Replies: 8

Views: 5K

Phase Equilibrium of Liquid and Vapor Under External Pressure

Aug 14, 2020 · Replies 9 · Aug 18, 2020

Replies: 9

Views: 2K

Does ##H_2 O_2## or benzalkonium chloride pollute the environment?

Aug 14, 2020 · Replies 3 · Aug 17, 2020

Replies: 3

Views: 1K

Questions about UV light and dry plastic and rubber

Aug 9, 2020 · Replies 22 · Aug 11, 2020

Replies: 22

Views: 3K

Could anyone me with identifying a molecule?

Aug 8, 2020 · Replies 11 · Aug 9, 2020

Replies: 11

Views: 3K

Inspiring entrepreneur looking for expert advice

Jul 31, 2020 · Replies 2 · Jul 31, 2020

Replies: 2

Views: 2K

Energy level diagram of a chemical reaction

Jul 26, 2020 · Replies 4 · Jul 30, 2020

Replies: 4

Views: 2K

Acetate anion destabilization by methyl group

Jul 17, 2020 · Replies 12 · Jul 28, 2020

Replies: 12

Views: 2K

Face shield bleach disinfection

Jul 23, 2020 · Replies 25 · Jul 27, 2020

Replies: 25

Views: 6K

Why & How HCl is Used for Cleaning Materials

Apr 5, 2020 · Replies 3 · Jul 18, 2020

Replies: 3

Views: 2K

What is the medium size of a Hydrochloric acid molecule?

Feb 29, 2020 · Replies 3 · Jul 18, 2020

Replies: 3

Views: 3K

Is this a more accurate representation of a molecule?

Jul 7, 2020 · Replies 2 · Jul 7, 2020

Replies: 2

Views: 2K

How do molecules in a voltaic cell interact?

Jun 24, 2020 · Replies 8 · Jul 3, 2020

Replies: 8

Views: 2K

Differentiate between iron and copper sulphide

Jul 2, 2020 · Replies 2 · Jul 2, 2020

Replies: 2

Views: 2K

How to clean polymaliec acid deposits off the inside of a barrel

Jun 11, 2020 · Replies 5 · Jun 24, 2020

Replies: 5

Views: 2K

What is a Liquid/Liquid Junction Potential and Its Role in Batteries?

Jun 14, 2020 · Replies 8 · Jun 17, 2020

Replies: 8

Views: 2K

To add more ions, but not get any precipitate?

Jun 10, 2020 · Replies 8 · Jun 12, 2020

Replies: 8

Views: 2K

Is man-made leather generally safe or dangerous?

Jun 8, 2020 · Replies 7 · Jun 9, 2020

Replies: 7

Views: 3K

Liquid Diamonds: A Mystery of Gas Giants

Jun 7, 2020 · Replies 5 · Jun 9, 2020

Replies: 5

Views: 3K

Is molarity the same as probability?

Jun 5, 2020 · Replies 9 · Jun 6, 2020

Replies: 9

Views: 2K

How does corrosion occur at the least oxygenated areas?

May 21, 2020 · Replies 2 · Jun 3, 2020

Replies: 2

Views: 2K

The Mpemba Effect: Conditions Needed for Occurrence

Jun 2, 2020 · Replies 12 · Jun 3, 2020

Replies: 12

Views: 2K

Chemical reactions to depict Le Chatelier's Principle (Temperature)

Jun 1, 2020 · Replies 1 · Jun 1, 2020

Replies: 1

Views: 2K

Is there a property that defines how much water a hygroscopic salt can absorb?

May 31, 2020 · Replies 11 · Jun 1, 2020

Replies: 11

Views: 3K

Online reference table for solutes?

May 31, 2020 · Replies 1 · Jun 1, 2020

Replies: 1

Views: 1K

Why Did My Reaction Order Deviate in Chemical Kinetics Lab?

May 30, 2020 · Replies 1 · May 30, 2020

Replies: 1

Views: 2K

Do we need salt bridges in Electrolytic cells?

May 28, 2020 · Replies 3 · May 29, 2020

Replies: 3

Views: 2K

Trying to Understand Ionization

May 25, 2020 · Replies 1 · May 25, 2020

Replies: 1

Views: 1K

Electrostatically charged materials and IPA

May 9, 2020 · Replies 5 · May 23, 2020

Replies: 5

Views: 4K

Chemistry of Bitumin Road Degeneration

May 18, 2020 · Replies 4 · May 21, 2020

Replies: 4

Views: 1K

Iron (nickel plated) -- what is it?

May 14, 2020 · Replies 7 · May 17, 2020

Replies: 7

Views: 4K

Why do nonmetals and halogens tend to become anions?

May 11, 2020 · Replies 2 · May 12, 2020

Replies: 2

Views: 3K

Why we needed to define enthelpy?

May 11, 2020 · Replies 2 · May 12, 2020

Replies: 2

Views: 2K

Question about the quotient of the charge and mass of an electron

May 9, 2020 · Replies 2 · May 10, 2020

Replies: 2

Views: 2K

First ionization energy of group 1 and group 2 elements

Apr 28, 2020 · Replies 1 · Apr 29, 2020

Replies: 1

Views: 2K

Is it possible to ionize hydrogen peroxide at home?

Apr 22, 2020 · Replies 11 · Apr 23, 2020

Replies: 11

Views: 3K

How Many Natural Elements Are There?

Apr 22, 2020 · Replies 5 · Apr 23, 2020

Replies: 5

Views: 3K

Could This Chemical Reaction Have Been Dangerous to Breathe In?

Apr 23, 2020 · Replies 2 · Apr 23, 2020

Replies: 2

Views: 2K

Does pressure affect equilibrium vapor pressure (or RH)?

Apr 19, 2020 · Replies 8 · Apr 20, 2020

Replies: 8

Views: 3K

Is Denatured Alcohol Safe for Use on Face Masks?

Apr 8, 2020 · Replies 24 · Apr 18, 2020

Replies: 24

Views: 3K

% Ionisation or % 'Ionization' for non-Australians

Apr 7, 2020 · Replies 6 · Apr 18, 2020

Replies: 6

Views: 2K

Could you please explain Azeotropes in detail?

Apr 14, 2020 · Replies 11 · Apr 16, 2020

Replies: 11

Views: 3K

Oxidation States of Molecules and Atoms and the Relationship with Charges

Apr 12, 2020 · Replies 1 · Apr 12, 2020

Replies: 1

Views: 2K

Why Doesn't Alcohol Just Evaporate when Cleaning Wipes are Left "Open"?

Apr 8, 2020 · Replies 11 · Apr 8, 2020

Replies: 11

Views: 4K

Using the forth flotation technique to mass produce SARS-CoV-2 serum

Mar 20, 2020 · Replies 9 · Apr 6, 2020

Replies: 9

Views: 2K

Is vinegar plus bicarb a cleaner or disinfectant?

Apr 2, 2020 · Replies 16 · Apr 5, 2020

Replies: 16

Views: 3K

Can (water-soluble) vitamins/nutrients evaporate while cooking?

Mar 28, 2020 · Replies 9 · Apr 5, 2020

Replies: 9

Views: 5K

Calculate the HCl concentration in H2O from the conductivity

Mar 31, 2020 · Replies 5 · Apr 2, 2020

Replies: 5

Views: 6K

Extremely hydrogenated carbon compounds

Mar 30, 2020 · Replies 4 · Apr 1, 2020

Replies: 4

Views: 2K

Zinc Chloride: The Lewis Acid with Electrophilic Properties

Jan 18, 2020 · Replies 45 · Mar 30, 2020

2

Replies: 45

Views: 9K

Query on electrochemistry: Vectorial charge transfer meaning

Mar 25, 2020 · Replies 2 · Mar 30, 2020

Replies: 2

Views: 2K

How to make home-made hand sanitizer

Mar 27, 2020 · Replies 29 · Mar 28, 2020

Replies: 29

Views: 4K

Basic molarity and dilution formulas

Mar 14, 2020 · Replies 6 · Mar 28, 2020

Replies: 6

Views: 2K

Dalton's atomic theory, Avogadro, and caloric theory

Mar 19, 2020 · Replies 4 · Mar 27, 2020

Replies: 4

Views: 2K

Interfacial PDs vs Electrode Potentials

Mar 18, 2020 · Replies 2 · Mar 18, 2020

Replies: 2

Views: 2K

Can I combine an Acid dissociation with autoionization of H2O?

Mar 11, 2020 · Replies 6 · Mar 18, 2020

Replies: 6

Views: 2K

Tungsten Battery Anode: Charge & Experiments

Mar 5, 2020 · Replies 5 · Mar 17, 2020

Replies: 5

Views: 2K

Cu(s) vs Cu2+([H2O]6) | Who Can Explain?

Mar 12, 2020 · Replies 23 · Mar 17, 2020

Replies: 23

Views: 3K

Interpreting Electrode Potentials

Feb 7, 2020 · Replies 16 · Mar 15, 2020

Replies: 16

Views: 4K

Are there microfibers of a different type?

Feb 24, 2020 · Replies 4 · Mar 13, 2020

Replies: 4

Views: 2K

Hydrogen bonding preference in acids

Mar 12, 2020 · Replies 2 · Mar 13, 2020

Replies: 2

Views: 2K

Is the Nitrogen in NH3 sp3 or sp2 + 2p ?

Mar 8, 2020 · Replies 5 · Mar 11, 2020

Replies: 5

Views: 3K

Enthelpy of combustion of acetylene and fluorine

Mar 6, 2020 · Replies 2 · Mar 10, 2020

Replies: 2

Views: 2K

Why Is Mercury a Metal Despite Relativistic Effects?

Mar 4, 2020 · Replies 24 · Mar 9, 2020

Replies: 24

Views: 4K

Instrument name for water sampling and analysis

Mar 7, 2020 · Replies 4 · Mar 8, 2020

Replies: 4

Views: 2K

Why is the NMR multiplicity incorrect in some places?

Mar 8, 2020 · Replies 3 · Mar 8, 2020

Replies: 3

Views: 3K

Questions about making galinstan

Jan 12, 2020 · Replies 8 · Mar 1, 2020

Replies: 8

Views: 4K

CO Combustion Reaction: What's the Chemical Reaction?

Feb 29, 2020 · Replies 2 · Mar 1, 2020

Replies: 2

Views: 2K

Clarification about the sign of EMF in batteries and electrochemistry

Feb 24, 2020 · Replies 3 · Feb 29, 2020

Replies: 3

Views: 3K

Relation for the thermodynamic and transport properties of Methanol

Feb 26, 2020 · Replies 3 · Feb 27, 2020

Replies: 3

Views: 2K

Are microwave susceptors attenuated in viscoelastic mediums?

Feb 20, 2017 · Replies 7 · Feb 26, 2020

Replies: 7

Views: 3K

Having trouble understanding pH = pKa + log([A-]/[HA])

Jan 14, 2020 · Replies 8 · Feb 24, 2020

Replies: 8

Views: 6K

The relationship b/w infrared, temperature, and electron excitation

Feb 14, 2020 · Replies 11 · Feb 21, 2020

Replies: 11

Views: 3K

Is this a good alternative definition of electron affinity?

Feb 19, 2020 · Replies 3 · Feb 20, 2020

Replies: 3

Views: 2K

When two materials collide or rub against each other

Feb 19, 2020 · Replies 3 · Feb 19, 2020

Replies: 3

Views: 2K

Plastic containers made in different countries?

Jan 31, 2020 · Replies 8 · Feb 19, 2020

Replies: 8

Views: 3K

What exactly is fractional distillation?

Feb 15, 2020 · Replies 6 · Feb 16, 2020

Replies: 6

Views: 3K

General electronic configuration of the d and f block elements

Feb 13, 2020 · Replies 1 · Feb 15, 2020

Replies: 1

Views: 2K

Burned Bread Ash: A Magnetic Experiment for Iron Content in 7th Grade Science

Feb 12, 2020 · Replies 10 · Feb 15, 2020

Replies: 10

Views: 2K

Do you think it's safe to have bleach go down house pipes?

Feb 10, 2020 · Replies 12 · Feb 14, 2020

Replies: 12

Views: 4K

The van der Waals Equation: What is the exact meaning of 'volume of gas'?

Feb 14, 2020 · Replies 5 · Feb 14, 2020

Replies: 5

Views: 2K

Difference between co-ordinate covalent bonds and ionic bonds?

Feb 11, 2020 · Replies 6 · Feb 14, 2020

Replies: 6

Views: 3K

Why do antibonding orbitals have more energy than bonding orbitals?

Feb 12, 2020 · Replies 3 · Feb 12, 2020

Replies: 3

Views: 3K

Synthesis of Titanium Oxide Nanoparticles Coated in Graphene Oxide

Feb 7, 2020 · Replies 1 · Feb 7, 2020

Replies: 1

Views: 2K

Forces between subatomic particles in a molecule

Feb 6, 2020 · Replies 2 · Feb 7, 2020

Replies: 2

Views: 2K

Can a NaCl (aq) solution have a supercooling effect?

Jan 31, 2020 · Replies 9 · Feb 6, 2020

Replies: 9

Views: 3K

Why Do Ligands Donate Electrons to Electropositive Transition Metals?

Feb 2, 2020 · Replies 9 · Feb 4, 2020

Replies: 9

Views: 3K

Wood Ash vs Charcoal Fertilizer: Comparing Nutrients

Jan 31, 2020 · Replies 5 · Feb 3, 2020

Replies: 5

Views: 6K

Why is the Hydrogen Spectrum Ambiguous?

Feb 1, 2020 · Replies 8 · Feb 1, 2020

Replies: 8

Views: 2K

The most likely structure from combinations of these atoms

Feb 1, 2020 · Replies 2 · Feb 1, 2020

Replies: 2

Views: 2K

Are Anodic and Cathodic Tafel Curves Indicating Uneven Electrodeposition?

Jan 14, 2020 · Replies 12 · Jan 25, 2020

Replies: 12

Views: 3K

Need an odorless additive that can to turn liquid into solid

Jan 24, 2020 · Replies 9 · Jan 25, 2020

Replies: 9

Views: 4K

Something funny happened on the way to neutrality

Jan 22, 2020 · Replies 6 · Jan 24, 2020

Replies: 6

Views: 2K

Reducing the Temperature of the Hall-Héroult Process

Dec 28, 2018 · Replies 3 · Jan 21, 2020

Replies: 3

Views: 3K

What Causes the Suffix Change in Ammonium Compounds?

Jan 20, 2020 · Replies 1 · Jan 20, 2020

Replies: 1

Views: 2K

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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