Chemistry Forum

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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.
Doubts about Ksp, Solubility, Kb - Answered by João
  • jaumzaum
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Hydrogen peroxide/ sulfuric acid mixture
  • mishima
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6
Caffeine Soap; does it really work?
  • Linuxkid
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5
How do you reduce a 90% gold content into 75%
  • acen_gr
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3
Understanding Chirality and Enantiomers: Differences and Similarities
  • member 392791
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What 'wills' certain atoms to covalently form?
  • SimpleSoCal
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What are the best ligands for PbS quantum dots in solar cell applications?
  • yfir
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Biomolecular rate constants and Eyring equation
  • Cytotoxic
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9
Understanding the Relationship Between ΔH and q in Thermodynamics
  • jayadds
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Molecular Orbital Theory: Explaining a "Dot" Representing No Interaction
  • 1bird9stones
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7
Equilibrium constant vs rate constant - where kinetics meets thermodynamics?
  • Miffymycat
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9
Where can I find a salt bath that reaches 600°C?
  • F.Workman
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What are the products of the reaction: SnCl4 + CH3OH + N2 + H2O?
  • citoca
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Name the following molecule (common name and IUPAC)?
  • oferon
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9
Electron Configuration Exceptions
  • eurekameh
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Comparing Reactivity of Cyclohexane and Hexane
  • davon806
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6
How can I successfully precipitate gold from ore using aqua regia?
  • happyprince
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Can Van Gogh's Greyed Flowers Be Restored Through Square MM's?
  • Andre
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4
Xenon oxide photochemical preparation?
  • JohnRC
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4
Why is Diethylamine a Stronger Base Than Dimethylamine?
  • Saitama
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6
Phases of Acetone and Diphenyl at room temp
  • biochem850
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4
Is water a pure substance? I had a question on a quiz and it said
  • iRaid
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How can NO and HNO3 be removed during the lab preparation of dinitrogen?
  • peeyushkant
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What caused the spontaneous ice slush in my carbonated drink?
  • jeffj
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Some terminology clarification, please.
  • Beer-monster
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4
List of Properties of Elements: A Comprehensive Guide
  • g.lemaitre
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3
I seek an equation for water/oxygen in an airmass
  • TedNugget
  • · Replies 9 ·
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9
IR spectrum of an octahedral complex
  • mycotheology
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1
Question regarding Millikan's oil drop experiment.
  • Ascendant78
  • · Replies 4 ·
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4
Calculus for Chemistry Majors: Overcome Struggles & Prepare for Grad School
  • Interception
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6
Arrhenius equation problem - converting equations
  • eva m
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2
Why might a bunsen burner heat slowly?
  • biochem850
  • · Replies 9 ·
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9
Potassium Phosphate Buffer
  • qbslug
  • · Replies 11 ·
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11
I've seen many mentions of metal catalysts why metal? What do they do?
  • pa5tabear
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Chlorine and Hydrogen Bonding: Examining the Strength and Nature of Interactions
  • member 392791
  • · Replies 4 ·
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4
If pH is below pKa, chemical will be protonated: corresponding rule for pKb?
  • LogicX
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3
Which electrolyte can I use for electrolytic etching of Aluminium
  • selseg
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2
Electrolysis of Water: Harnessing Oxygen & Identifying Gas
  • Bluskyz
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Electron affinity and electron gain enthelpy
  • Zatman
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PH of saturated solution of CaCO3
  • starlight5
  • · Replies 21 ·
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Some doubts I have while trying to compare boiling points/ solubility
  • jaumzaum
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3
Cream of tartar and baking soda
  • Sulfur
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7
Solving Solubility Doubt: Sodium Benzoate vs. Toluene
  • jaumzaum
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Acetone in Gasoline: UOP Shadow Racing Team Tested
  • uneasyrider
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3
Why is oxygen more paramagnetic than nitrogen?
  • utkarsh5
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Energy generation form heat using reversible equations
  • SanPS
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Altering the odor of paint thinners
  • samtk
  • · Replies 10 ·
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10
Saltwater Electrolysis - Adding HCl
  • HelloCthulhu
  • · Replies 17 ·
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17
Early 1900's Concentration Measurements
  • Rogers40
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How to break down Dichlorodifluoromethane
  • Neutrino98
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Why do high-melt-point crystals melt so low in molten glass?
  • glassyeyed
  • · Replies 10 ·
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10
Understanding Peptide Bonds: A Comprehensive Guide for Beginners
  • mather
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5
Uranium Nitride Synthesis Breakthrough
  • sanman
  • · Replies 1 ·
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1
How to find missing final/initial temp
  • Mackydoodle
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1
Hydrogen, in the presence of oxygen, will combust when exposed to a
  • negatifzeo
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Measuring of electrode potential.
  • chewchun
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Urea sulfate synthesis (acid concentration?)
  • rommie
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Paralysing the somatic nervous system
  • mycotheology
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2
Electronegativity and stability of ions?
  • hivesaeed4
  • · Replies 19 ·
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19
Why is magnesium an NMDA antagonist?
  • mycotheology
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2
Why Doesn't a Soap Film Burst When Held Vertically?
  • TriKri
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6
How were atomic numbers exactly determined?
  • ViolentCorpse
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3
How to Create 3D Diagrams for Enantiomer Reactions?
  • sammtclf
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Investigating the Hydrothermal Decomposition of Hemicellulose
  • hank63
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Want to learn more about phase transitions
  • dEdt
  • · Replies 3 ·
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3
Why Use Hess's Law in Chemical Reactions?
  • mishima
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3
How Can I Find the Chemical Hg12Ti3Ba30Ca30Cu45O125?
  • LastTimelord
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Question about exponential decay timing.
  • tybomb
  • · Replies 9 ·
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9
What are limitations of an experiment?
  • MACHO-WIMP
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Organic compounds with a charge
  • member 392791
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Salt Battery: Choosing anode/cathode
  • CognitiveNet
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Does Iron Lose Mass When Exposed to Water and Oxygen?
  • GuMing
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Practical Endothermic reactions
  • 106267
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Ribose cyclization: pyrane or furane?
  • Aymeric
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Extraction of carbon distribution data from blended biofuel
  • Kadvigus
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Why methane burn at high temperature?
  • chewchun
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Why are sugars found predominantly in D-form in biochemistry?
  • Aymeric
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5
What is the ionized and unionized form?
  • MitsuShai
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How to Scale Up Production of Iron (III) Oxide?
  • NewbieAgent
  • · Replies 20 ·
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Production of Pure, Dry Oxygen from Silver Oxide
  • Catatonyx
  • · Replies 1 ·
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Why N-Butane & Isobutane Have Different Autoignition & Flash Points
  • jadelamlam
  • · Replies 3 ·
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Flash point ,autoignition temp
  • jadelamlam
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Logarithmic Decay of Hypochlorite/Chlorine by UV light
  • jaamae
  • · Replies 17 ·
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Why Are Ionic Compounds Hard & Brittle?
  • Jadaav
  • · Replies 5 ·
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Calc Mass Calcium Carbonate Precipitating
  • steven chanza
  • · Replies 1 ·
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What factors contribute to the strength of an atomic interaction or bond?
  • mather
  • · Replies 4 ·
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Busted at the Fair: Buy Slushy Magic
  • Greg Bernhardt
  • · Replies 4 ·
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MIT developed a cheap artificial leaf
  • dlgoff
  • · Replies 4 ·
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4
Solving "Grey Compound" Mystery: Copper + (KI + I2) = ?
  • jk_olivo
  • · Replies 1 ·
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How to Safely Create PolyAluminum Chloride from Aluminum Chloride?
  • crazyd151
  • · Replies 1 ·
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Unique Bonds: Diborane's Bent Bond Structure
  • ChiralWaltz
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Do enzymes tranfer energy to break substrates?
  • I-copeland
  • · Replies 8 ·
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Purification of alkyl halide from pyridine
  • ecnerwalc3321
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Calculating 10% NaOH eqv. to 10% NH4OH
  • Delicieuxz
  • · Replies 4 ·
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Why Does the Common Ion Effect Increase Ksp for AgCl in the Presence of Cl-?
  • bravoghost
  • · Replies 1 ·
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Method for analyzing pure carbon
  • Guo Jia
  • · Replies 3 ·
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How does non-ionizing substance prevent reaction reversal?
  • numbb
  • · Replies 1 ·
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Concentration of synthesized nanoparticles
  • knopik
  • · Replies 9 ·
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What Causes the Color of Hydrogen Gas?
  • papernuke
  • · Replies 2 ·
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How does UV radiation affect polymer decomposition?
  • kennany
  • · Replies 4 ·
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4