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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.
How salty is a half salty solution? I mean, only one kind of ion
  • Weissritter
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PH<pKa means acidic form, but why?
  • shrew
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Can HCL Dissolve in Cooking Oil? | Chemistry Info
  • Flyingwing12
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Making bonds/breaking bonds and energetics
  • member 392791
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Measurement of concentration of urea
  • duke656
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5
Hydrocarbon Units: ppmC vs ppmC3 vs ppmC6
  • chingkui
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1
Physical Chemistry 2: Best Book for Preparing & Acing the Course
  • laser123
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8
Difference between ionic and molar conductivity ? (Electrochemistry)?
  • nishantve1
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11
Are Kuhn Lengths Determined by the Number of Bonds?
  • chemie
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Visual fractional distillation demo - thwarted
  • JeffEvarts
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How Did Chemists of the Past Measure Elements for the Periodic Table
  • scientifico
  • · Replies 11 ·
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What factors affect the boiling point of polar molecules?
  • asdff529
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2
Determination of Ethanol Content Using Titration
  • maysj18
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No bubbles in distillation of phenylacetone under vacuum
  • shak22
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1
N2+ Hybridization: An Explanation
  • Rahat34
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5
Eyring polanyi vs arrhenius equation
  • aaku516
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3
Anyone know a NJ nuclear chemist/physicist
  • Conde
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4
Why is this a single replacement reaction
  • ilovephysics0
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2
Why is the Average Bond Enthalpy of O2 Different from its Formation Enthalpy?
  • daivinhtran
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What Molecule is Attributed to Patience?
  • Lo.Lee.Ta.
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Vaporization of Mixture at constant temperature
  • johnny_b_good
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3
Does Plant grow faster in Space?
  • junk0
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1
Solidifying Powders: What Chemicals are Needed?
  • scientifico
  • · Replies 5 ·
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5
Does oxygen in water have an sp3 orbital structure?
  • edguy99
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4
Can a S+ cation be formed with the electronic configuration 1s2,2s2,2p6,3s2,3p4?
  • chanderjeet
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What is the atomic makeup of Hastelloy N?
  • mesa
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6
How Can Zirconium Oxynitrate Be Produced from Zr Metal?
  • Bakery87
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3
Does ΔG° for reactions vary by temperature?
  • Nikitin
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6
Error by a factor of 10 in peroxide/permanganate titration
  • mrbelliveau
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2
Dissolving Zr and Y in nitric acid
  • Bakery87
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3
Electrochemistry cathode question
  • Ronin2004
  • · Replies 15 ·
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15
Few questions on molecular forces
  • asdff529
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1
Polymer Melt - Learn What It Is and How to Use It
  • chemie
  • · Replies 3 ·
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3
Why Does Water Boil at 96 Degrees in Pattaya, Thailand?
  • AHVincent
  • · Replies 17 ·
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What Chemical Can Effectively Trap Odours in Cat Litter?
  • Turkish
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3
Alkylation of acetyl anions They say only primary halides are used, so ?
  • Lo.Lee.Ta.
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Synthesis reaction: turn 4-octyne into butanal
  • Lo.Lee.Ta.
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Ligands and lowering reduction potential
  • Chickenpoxpie
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Pasteurization temperature adjustment for boiling point variations
  • AHVincent
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Is it possible to write pV=nRT as pV=mRT?
  • superjose
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3
Speculation of FDA research projected results, Ph in food processing
  • AHVincent
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8
Why does glucose have a lower rf value than fructose?
  • DespicableMe
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1
Differential Equations in Chemistry
  • EngInTraining
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Why solids aren't organized in simple cubic (SC) and Simple Hexagonal(SH) ?
  • ShizukaSm
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Calculate pH of CH3COOH & NaOH Solution
  • Rron
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5
How to calculate lattic energy of RbCl(s), in kJ/mol using Hess' Law
  • somekidben
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Why Does Cold Water Increase Survival Rates in Drowning Incidents?
  • K.E
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4
Where do I find examples of the gases that Dalton used
  • kjamha
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An electrolysis reaction: Silver electrode and cathode, Rochelle Salt solution
  • JustinHall
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Where does the O-O-H come from in this hydroboration-oxidation mechanism?
  • Lo.Lee.Ta.
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Why Do SO2 and XeO4 Form Different Types of Bonds?
  • asdff529
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Stability of Atoms with half-filled orbitals
  • sarvesh0303
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4
Why Does Hept-2-yne Form a Racemic Mixture with HBr?
  • Lo.Lee.Ta.
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Preparing solution of low solubility organics in water
  • FaNgS
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14
Different kinds of reactions What are the nonreactive cmpds there for ?
  • Lo.Lee.Ta.
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Why are ketones/aldehydes more oxidized than alcohols?
  • hivesaeed4
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Alternative names for (1-ethylpropyl)cyclohexane
  • Psychae
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Ether Synthesis by Sn2 displacement
  • member 392791
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What is the reason behind the limited miscibility of metals in alloys?
  • Squall94
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4
Finding the Best fitting curve for a graph?
  • Ascleipus
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Electrolytic Cell: Anode, Cathode & Charge Explained
  • kristof
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Reciprocating chemical reaction is it possible?
  • avolaster
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Time to Equilibrium: Reactants vs Products
  • Miffymycat
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What is the difference between digestion and aging of a precipitate?
  • ASidd
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2
Thermodynamics : Work done in Different Processes
  • Abhas Gupta
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Understanding Hydrogen Bonding in Ethanol Molecules
  • Psychae
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4
What do the symbols \delta and \upsilon represent in IR spectroscopy?
  • burton95
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Understanding precipitation reactions
  • ASidd
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Is there free software for drawing chemical stick models?
  • John37309
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4
Why do tosylates conversions only happen as bimolecular reactions?
  • member 392791
  • · Replies 2 ·
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2
Help with my unknown in the second organic chemistry
  • laser123
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9
What is the significance of using electron-volts in chemistry?
  • pwood
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4
Redox trends of the first row transition metals
  • orgohell
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1
What is the process of peptization in chemistry
  • ASidd
  • · Replies 6 ·
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6
Chemicals that can dissolve or react with carbon particles and alloys like steel
  • shivakumar06
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3
Is the solubility of a salt affected by how much salt you add to a solution?
  • Nikitin
  • · Replies 1 ·
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The details of Boron 10 isotope
  • david allen
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Question on special case reactions between metal and acid
  • xtprtpr
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Question on bonding and formal charge
  • krackers
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1
Why don't electrons stick to the protons in a nucleus?
  • partialfracti
  • · Replies 20 ·
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Effective Methods for Removing Printer Ink from Paper
  • Ordinator
  • · Replies 1 ·
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1
Is pH Affected by Negative Ions in a Solution?
  • christian0710
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2
Do Semi-Porous Transparent Membranes for Glucose Transport Exist?
  • Rhydo
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Term Symbol of np3 & np2: What Are They?
  • atsum
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Sulfate released from fossil fuels
  • ASidd
  • · Replies 21 ·
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Will gaseous ionic compounds be free moving ions?
  • abdo799
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3
How do we know the atomic number of an element?
  • moonman239
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How to find Equivalent Weight of Triacetin
  • jelanier
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4
Converting the equation to non standard state
  • dghh70
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2
Peculiar Occurrence Needs Explanation
  • skregzilla
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Electroplating apparatus gets very warm
  • Flyingwing12
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Does pressure decrease when the real volume is reduced
  • 106267
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3
I dont understand how solubility product (Ksp) work?
  • aznking1
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Does sulfate contribute to acid rain
  • ASidd
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Electronic configurations and periodicty
  • alicia113
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Alloy compounds vs alloy solid solutions?
  • christian0710
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Reaction between barium and sulphate?
  • ASidd
  • · Replies 10 ·
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HelloI would like to know the factors that determine the
  • mather
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Can someone me understand pH levels (Meaning mainly for certain molecule)
  • nukeman
  • · Replies 6 ·
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6
Good software for writing chemistry (chemical equations)
  • christian0710
  • · Replies 1 ·
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1