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.
Threads
GE XK vs Essential Life Solutions Econoline chromatography columns
- prc3
- · Replies 1 ·
Olefine from amine - how to make?
- Helene87
- · Replies 3 ·
Is Mendeleev's Table Truly Complete?
- fawk3s
- · Replies 2 ·
Silicon and ammonia-based life chemistry
- olek1991
- · Replies 3 ·
Can you gold plate a penny using gold nitrate?
- Chemics
- · Replies 8 ·
Is C6H3Cl3 Dangerous and Can It Cause Cancer?
- kafri09
- · Replies 3 ·
Does soda ash appearing on soap mean that oxidation of oils is about to occur?
- Vintageliving
- · Replies 4 ·
Why does carbon buildup on a gas heater sensor block heat transfer?
- beeger
- · Replies 15 ·
How is development of ash and oxidation of oils in cold process soap related?
- Vintageliving
- · Replies 2 ·
Why Does My DSC Baseline Go Below Zero?
- jaejoon89
- · Replies 3 ·
What substance has the highest expansion ratio?
- samblohm
- · Replies 7 ·
Stainless Steel odour-removal bar
- DaveC426913
- · Replies 30 ·
Converting cellulose to an alkane?
- samblohm
- · Replies 5 ·
Why is enthalpy different from heat if q equals m times delta H?
- gsingh2011
- · Replies 3 ·
Why Does Baking Soda + Vinegar + Toilet Paper Turn Blue?
- RestlessMind
- · Replies 22 ·
Can I Accurately Mix Nitro Fuel Without a Hydrometer?
- moe7404
- · Replies 2 ·
A concept problem on organic chemistry
- jeremy22511
- · Replies 4 ·
What is the Molecular Orbital Model and how does it relate to atomic orbitals?
- snuffy
- · Replies 1 ·
Inorganic chemistry: d-Metal complexes
- jsundberg
- · Replies 3 ·
In CuSO4 solution, why doesn't Cu(OH)2 precipitate out?
- wywong
- · Replies 4 ·
How Does Atomic Hydrogen Transform into Molecular Hydrogen?
- Butterfly_grl
- · Replies 3 ·
Is Delta Enthalpy Zero for an Isothermal Gas Expansion Process?
- sachin123
- · Replies 1 ·
In absence of air, Hydrogen reaction
- Butterfly_grl
- · Replies 1 ·
How does a Kelvin water dropper generate charge from neutral water?
- Eternals
- · Replies 1 ·
Why are standard heats of formation zero for pure elements?
- renob
- · Replies 3 ·
Was the Diesel Fuel Glowing in the Snow?
- samblohm
- · Replies 1 ·
Understanding Boiling Point: Factors That Affect Liquid Vapor Pressure
- swiss729
- · Replies 1 ·
What are some recommended chemistry books for a first-year student?
- ApexOfDE
- · Replies 4 ·
The relative difficulty of organic chemistry
- Bassir
- · Replies 4 ·
Why do lone pair electrons repel each other more strongly ?
- annatar
- · Replies 2 ·
Trouble understanding orbital hybridization
- thomasxc
- · Replies 13 ·
Does Hydrogen Injection Improve Diesel Engine Efficiency and Reduce Pollutants?
- jackmccarron
- · Replies 3 ·
Why is CO2 nonpolar if the electronegativity difference is similar to HBr?
- Whalstib
- · Replies 7 ·
I am confusing about the delta G(free-energy change). Could any one
- quynhchi0907
- · Replies 1 ·
Why is water a good conductor of electricity?
- Archosaur
- · Replies 1 ·
What is the pH of a 1% sulfuric acid solution?
- Mik0
- · Replies 3 ·
Silver Compounds: Why AgCl is So Insoluble
- Char. Limit
- · Replies 4 ·
What Are the Methods for Calculating Concentration of a Mass in a Solution?
- Kelly09
- · Replies 11 ·
Relative Atomic Radii (Atoms and Ions)
- lafalfa
- · Replies 9 ·
Amazon selling Uranium ore? Isn't that illegal?
- MusicTheorist
- · Replies 8 ·
Is it possible to be robbed through chemical means?
- Chiclayo guy
- · Replies 7 ·
Making X-Aerogel from Sodium Silicate & Polystyrene
- Dr Gonzo
- · Replies 2 ·
How to distinguish Isopropanol?
- Si14
- · Replies 19 ·
Preparing H2SO4: Burning Match Heads?
- thunderfvck
- · Replies 6 ·
Answer: Name Organic Compound: "Pun" Benzene Ring
- nkk2008
- · Replies 3 ·
Is H2O3 Safe for Consumption and Can It Be Made at Home?
- Icelove
- · Replies 2 ·
Calculating Gold Atoms: Mole Concept and 15% Pure Gold Mass
- Kelly09
- · Replies 1 ·
Can Small Amounts of Chemicals Lower Water's Boiling Point?
- Blenton
- · Replies 7 ·
Are group 16 elements more likely to form ionic or covalent compounds?
- tpl_unlimited
- · Replies 1 ·
How Do Trays in a Fractionating Column Create Temperature Differences?
- Godwin Kessy
- · Replies 1 ·
What is the name of this pipette?
- stanton
- · Replies 10 ·
What Is the Role of Neurochemistry in Our Emotions?
- Impromptu
- · Replies 2 ·
Impact resistance of polycarbonate
- OPTIDONN
- · Replies 6 ·
Can I Make Biuret Reagent at Home?
- jkost
- · Replies 15 ·
When does a SN1 reaction only yield one enantiomer, and not a racemic mixture?
- ihaz3gs
- · Replies 1 ·
Determining SN1/SN2 Balance for 2-Bromobutane Formation
- soggybread
- · Replies 2 ·
Why is chemistry worth 5 credits?
- sportsstar469
- · Replies 6 ·
What's the formula for nitrogen expansion?
- sdymanski
- · Replies 7 ·
Electron count in transition metal complex
- plexus0208
- · Replies 4 ·
Does Back-Donation Decrease Down the Column for Cr(CO)6, Fe(CO)5, and Ni(CO)4?
- plexus0208
- · Replies 1 ·
Physical chemistry textbook without a lot of calculus
- 21385
- · Replies 3 ·
Why does CO generally not bind to a metal that is not a transition metal?
- plexus0208
- · Replies 1 ·
Is a Double Bond Required in the Lewis Structure of SnCl2?
- blue bloom
- · Replies 8 ·
Why oxygen, cannot act as a pi-donor while NO can?
- queries
- · Replies 5 ·
General formula for Calcium carbonate
- starlight5
- · Replies 1 ·
About Williamson ether synthesis
- chem_tr
- · Replies 6 ·
MO Diagram of NO: Sigma vs Pi Bonding MOs
- warenzeichen
- · Replies 4 ·
What Compounds Form When Every Element Is Combined in a Box?
- samblohm
- · Replies 5 ·
Why is zinc dust used in the preparation of acetanilide?
- westdivo
- · Replies 2 ·
What is a limiting reagent?
- westdivo
- · Replies 1 ·
Swimming pool chlorine questions
- itsabughunt
- · Replies 7 ·
Latest Paint Technology Software and Info
- baseychris
- · Replies 6 ·
Science Fair Project: Diffusing Water Through a Magnet
- mfeneley
- · Replies 8 ·
Test tube containing small portion of aspirin
- stanton
- · Replies 4 ·
Why is cooling considered to slow reactions?
- sameeralord
- · Replies 11 ·
Distilling 3% Grade Hydrogen Peroxide.
- Qaiphyx
- · Replies 4 ·
Affect of adjacent amino acids on pKa values
- James D
- · Replies 1 ·
How to Determine Number of Antibonding Orbitals on an Atom
- Eagle_Fantasy
- · Replies 1 ·
Heat of combustion of ethanol from calorimeter data
- Owelode
- · Replies 4 ·
Why is gallium smaller than aluminium if d electrons shield poorly?
- phymatter
- · Replies 3 ·
What is the pH after adding a base?
- megzb
- · Replies 5 ·
Spontaneous Decomposition of 1,3-Cyclohexadiene: Curiosity or Reality?
- Char. Limit
- · Replies 5 ·
Can Carbon Be Melted in a Magnetic Field and Inert Gas?
- cragar
- · Replies 18 ·
Questions on Electrolysis and Fuel Cells
- adoado
- · Replies 4 ·
What will be the % of Enol form of this compound?
- utsav55
- · Replies 6 ·
Production of Ammonia from Nitrogen Oxides
- crays
- · Replies 7 ·
Relationship Between Solubility and Reactivity
- pzona
- · Replies 5 ·
Does Alcohol React with Acid to Produce Salt or Ester?
- icystrike
- · Replies 7 ·
Time Interval for measuring Rate of Reaction
- rpullo
- · Replies 2 ·
Creating Alternative Bond Representations in Isis Draw and Chem Draw Ultra
- Rajini
- · Replies 2 ·
Na2CO3 + Ca(OH)2 + Heat + Water = NaOH + CaCO3 + ?
- jeepack
- · Replies 1 ·
What Determines the Spin of an Unpaired Electron in an Atom?
- pzona
- · Replies 3 ·
What Is the Process of Depositing Metal Particles in Pure Water Called?
- BogMonkey
- · Replies 1 ·
Determining purity of substance X in a 4-substance solution
- steve2212
- · Replies 3 ·
Does molarity of an acid affect the rate law constants?
- jessica.so
- · Replies 1 ·
Materials that bond with Calcium Fluoride?
- lewdtenant
- · Replies 6 ·
Is nitrogen narcosis a type of HPNS
- Mathysics
- · Replies 1 ·
How does non-ideal behavior of a vapor affect the calculated molecular mass?
- disneychannel
- · Replies 1 ·