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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.
Temperature range at which a reaction is spontaneous, Where is the mistake?
  • drtg45
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What is the oxidation mechanism of KMnO4 on alkanes?
  • PeetPb
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Synthesizing alkyne from alcohol
  • ecnerwalc3321
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Can concentrated hot sulfuric acid directly react with alkenes?
  • jadelamlam
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Problems with Raman Spectrometer
  • pfollansbee
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8
Electron configuration 3d orbitals
  • Denver Dang
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10
Calculating Van Der Waals Forces: Gecko Climbing Walls
  • Howlin
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3
Why Do Rocket Hobbyists Use Non-Stoichiometric Mixes in Propellants?
  • adoado
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Hydronium + Sodium Chloride Reaction
  • HelloCthulhu
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KI solution color change in tap water.
  • amorale
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1
A deeper understanding of the octet rule.
  • LogicX
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7
Electrolysis of water(ion and electrode)
  • kevin_tee
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6
Is it possible to theoretically determine a battery's amp-hour ratings?
  • BayAreaMech
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Mass of ions with respect to amu
  • johnny_b_good
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How Do You Convert Coefficient of Thermal Expansion from K^-1 to C^-1?
  • cameuth
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2
Converting Speed: Alpha Particle Velocity to Miles/Hour
  • Sqw
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1
What does the bi stand for in bicarbonate, what is the purpose?
  • Sqw
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4
Why Are Halide Ions Replaced by Weaker Nucleophiles in Substitution Reactions?
  • mycotheology
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3
How does asymmetric hydroboration achieve stereoselective additions to alkenes?
  • mycotheology
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1
Does Gas Displacement Occur in Apparatuses Producing Oxygen Gas?
  • Math1337
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1
Why is Wine a Solvent but Sugar is Not?
  • Johnleprekan
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2
Energy of products in endothermic reaction
  • ASidd
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4
Which FTIR preparation for polystyrene?
  • ecnerwalc3321
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1
Contradiction between Henry's Law and Le Chatlier's Principle
  • johnny_b_good
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3
Latent Heat (enthelpy) of Fusion changes with Pressure?
  • Hypatio
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Energy state of hydrogen molecule
  • Arafat Sagar
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1
Why is concentration used as an input for pH calculations?
  • zyj
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1
Organic Semiconductor: Why Does Removing 2 Electrons Require More Energy?
  • yfir
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Final concentrations unknown volume
  • keen55
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1
Overlap between physical chemistry and chemical engineering?H
  • vincent_vega
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1
Organic chemistry:substitution reaction
  • jadelamlam
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2
Haloalkane hydrolysis - stoichiometric vs rate equation
  • Miffymycat
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3
Organic chem:fractional distillation
  • jadelamlam
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5
What is a non-interacting subsystem?
  • miniradman
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2
How Does a Catalyst Affect Equilibrium Despite Different Activation Energies?
  • Miffymycat
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10
Predicting the pKa of a molecule
  • mycotheology
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2
Is Oxygen Really Converted Into Energy in Our Bodies?
  • Will Anderson
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Unexpected light from some reactions
  • leosilv
  • · Replies 10 ·
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Determining the pharmacophore of a group of isosteres
  • mycotheology
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Effect of Catalyst on Equilibrium & Rate Constant
  • zorro
  • · Replies 9 ·
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9
Does adding vinegar to water increase the evaporation rate of the water?
  • Interception
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1
Ferrofluid Display Cell construction- hydrophilic surface application help
  • taylaron
  • · Replies 15 ·
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15
Finding exact atomic weight of bromine
  • xiphoid
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1
What Are the Linguistic Properties of Hello?
  • aldrinkleys
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3
How to solve these type of Ochem problems?
  • Clomo4star
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1
Trace element analysis techniques
  • ecnerwalc3321
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1
How does ring strain affect hybridization?
  • Saitama
  • · Replies 9 ·
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9
In electrolysis of NaCl. How does CL become 1/2CL2?
  • ihaveabutt
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1
Layman's difference between KMnO4 & KFO2N
  • DozerIAm
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3
Chemical Kinetics Qn: Why is D Not a Possible Answer?
  • nicholaschean
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Airborne Spray that changes colour where Carbon Dioxide is present
  • Kiwigirl
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Preparation of sodium phosphate buffer solution
  • minimint89
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The Reaction Between NO2 And H2
  • lprekon
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4
Delocalized electron in cyclohexene?
  • chewchun
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2
How Can I Separate EDC from the Final Product in Mannose Amine Acylation?
  • gravenewworld
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5
Safe Flea Powder for Dogs - Ingredients & Effects
  • Skystar66
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1
Henderson-hasselbach vs. ICE chart
  • member 392791
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IUPAC naming for a sidechain with double bond?
  • krackers
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3
Can Strontium's Paramagnetism Be Explained by Its Electron Configuration?
  • oxnume
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Dissolved oxygen related to redox potential
  • Rexmundi
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3
Is Atomic Size the Key Factor in Determining Acidity Levels?
  • hivesaeed4
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Applications of resonance in chemistry?
  • hivesaeed4
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Why does 1 mole of NaCl contain 1 mole each of Na and Cl?
  • ihaveabutt
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Why does vibrational relaxation occur.
  • DinosaurChemi
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2
Why does the pH of a diluted solution change?
  • Bohrok
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2
Resonance as a Charge Stabilization Factor?
  • hivesaeed4
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Mastering Buffer Solution Problems for Understanding pH Changes
  • member 392791
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1
Understanding Half-Life Accuracy in Radiometric Dating
  • mram10
  • · Replies 20 ·
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Different definitions of acids/bases
  • member 392791
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4
Partial/Complete charges and formal Charges?
  • hivesaeed4
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2
Examples of substances (elements or compounds) that sink in their liquid states.
  • violetlullaby
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Ions formed during Ionic Bonding
  • AbsoluteZer0
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Temperature and the equilibrium constant
  • member 392791
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3
Why is the silver anode preferentially discharged in electroplating?
  • rogen
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4
What is the significance of number of g atoms in one atom of an element?
  • xiphoid
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5
Question Related to Solubility and Common Ion Effect
  • chembloke
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2
How can i dispose of chemicals safely
  • lprekon
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1
Can Spectroscopy Be Used to Test Arsenic in Applesauce?
  • chem1234
  • · Replies 3 ·
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3
Molecular mass of a substance at NTP?
  • xiphoid
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1
More alkyl groups you're attached to means you are more energetically
  • Kurokari
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3
What catalysts, besides platinum, can be used for catalytic combustion?
  • biovent
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7
Are cis en-en ethylenediamines always chiral in octahedral complexes?
  • member 392791
  • · Replies 1 ·
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Does integrated rate law have stoichiometric coefficient?
  • khoivu
  • · Replies 8 ·
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8
Determining concentration of a particular substance in a solid?
  • adic2110
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2
Understanding Nu-Cyanoacrylate: A Brief Overview
  • swampwiz
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7
Physical limitation on energy quantity stored in a battery?
  • pa5tabear
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6
What Does X1-xMx Notation Indicate in Material Science?
  • dipole
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4
Is Silica or Silicon a Mineral? - Get Your Answer Here
  • AH020387
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Calculating CO2 Needed to Reduce pH of NaOH Solution to 12
  • Sparky42
  • · Replies 12 ·
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12
What are the forces that can break atoms apart from each other?
  • james oliver
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2
Translucent, low-freezing point solution
  • pcohoon
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4
Is a Collision Between Three Molecules Necessary for the Formation of 2SO3?
  • muhsentdrawji
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Is there a data base of scientific journals?
  • member 392791
  • · Replies 14 ·
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14
The collision theory of chemical kinetics
  • member 392791
  • · Replies 4 ·
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4
Wonderful polymer that has very interesting properties
  • WantToKnowAll
  • · Replies 4 ·
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Dissolution of Inconel 617/Haynes 230
  • rams210405
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MEM protection of carbohydrates
  • gravenewworld
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Can Zinc Oxide Nanostructures Effectively Detect Gases Like Methane and Ethanol?
  • Keytty
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Pure Covalent Bonding: Understanding its Role in Atomic Bonds
  • hivesaeed4
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I wanna make iron suspension or solution
  • donnagirl
  • · Replies 2 ·
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2