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.
Why are interstitial compounds tough to melt like Ti-c?
  • leojun
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Corrosion and Rust: What is Corrosion & Why Do New Layers Form?
  • gracy
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Difference between mixtures and compounds
  • gracy
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Understanding Benzene: Visible Light and Excited Electrons
  • gracy
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Recharging Secondary Batteries: Explained for 12th Grade Students
  • gracy
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Finding Equilibrium concentrations with added solutes?
  • Melvincalvin
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Binding energy and reaction direction
  • Puchinita5
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Autocatalytic reaction and S-shaped curve
  • gfd43tg
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Salt Bridge: Maintaining Charge Flow in External Circuits
  • gracy
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Sound Dampening Using REVAC DC1010: Explained Here
  • Zain Zubair
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Naming Compounds: How to Write (NH4)+ Al3+ SO4 2-
  • minimario
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Make LPG Safer: Is it Possible?
  • Stanley514
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Well-written Journal Articles in Chem?
  • mishima
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Why Is Aqueous Tension Treated Separately in Equilibrium Calculations?
  • phoenixXL
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Fe ions in solution in a magnetic field
  • Heuristix
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Hybridisation Q: Does Oxygen Hybridize for CO2?
  • gracy
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How are bubbles removed in a chemical reaction?
  • Yinxiao Li
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Stability of carbocations and inductive effect
  • Prashasti
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Light photons, color and energies of molecules.
  • Joey V
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Determine if a Molecule is Polar - Steps & Tips
  • chemistry1
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Bond Angles, Bond Lengths and Hybridization
  • PFuser1232
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100% concentration of sulfuric acid by boiling isn't possible,why?
  • leojun
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Does so2 dissolve in sugarcane solution while refining sugar?
  • leojun
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Bic pens - what type of plastic?
  • DaveC426913
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Potential Energy/ dipole moment curves
  • jl29488
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Balancing Equations: High School Chemistry | C2H6 + O2 = 2CO2 + 3H2O
  • Barclay
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Can Gas Particles Ever Stop Moving?
  • davgonz90
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Degree of Unsaturation: C9H6N4 | Structural Isomerism
  • phoenixXL
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Writing the Full Equation of Acidified KMnO4 & KI
  • new hand
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What are the most reactive elements in the periodic table?
  • Rodgerd
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Enthelpy's physical interpretation
  • 1122enthalpy
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Examples and Calculations for Redox Titration
  • new hand
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Equilibrium concentration question
  • Latsabb
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How can argon gas be accurately and easily detected in water?
  • nst.john
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No Electrons, No Forces: What's the Result?
  • dadnaya
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Enthelpy of formation at non standard conditions
  • Julius
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Molecular Charge Density Analysis
  • cosmichorizon
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Borate & Rosocyanine DIY Chemistry Project Help
  • DaveOB
  • · Replies 20 ·
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Heating Saline with an Element: Is it Possible?
  • joeha
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Solving CycloHexane Isomerism: Find Total # Possible Isomers
  • phoenixXL
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Why does Methane lack 90 degree angles?
  • Physt
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Equation for calculating bond enthelpy?
  • Physt
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How can you tell if a molecule is polar or nonpolar
  • ilii
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Solubility & Size of Substances with London Forces
  • ilii
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Why do textbooks have conflicting answers about the hybrid orbitals in H2S?
  • ciubba
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How is a unique equilibrium constant defined in chemical reactions?
  • PFuser1232
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Rate law of elementary reaction
  • gfd43tg
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Validity of the Pauling Scale of Electronegativity?
  • cosmichorizon
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O2 Absorption Capacity Varies w/ Temperature: Alkyl Pyrogallol Solution
  • ch hitech
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Why Does Thermochemistry Equate Q of Solution to Negative Q of Reaction?
  • Ritzycat
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Thermodynamics pressure reaction question
  • thatoneguy6531
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Is there any reaction happens when calcium ion added to calcium hydroxide?
  • Green18
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What do the blue and pink color of the rust indicator shown mean?
  • Green18
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E1 vs E2 Mechanisms: Understanding Catalysts
  • MathewsMD
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Infinite Solubility: Solving Ethanol in Water Without Limit
  • onurbeyaz
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How have chemical processes influenced the development of display devices?
  • hacker804
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Can the heat of combustion only be found experimentally?
  • gfd43tg
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Stoichiometric Coefficients and Relative Concentrations
  • PFuser1232
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Pycnometer Equation: Understanding Specific Gravity
  • nobahar
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Is there an acid that could dissolve plant matter quickly?
  • just relax
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Does Atmospheric Pressure or Temperature Determine the State of CO2?
  • willstaruss22
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Finding Atomic Mass Unit by Subatomic Particles
  • onurbeyaz
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Why Tetrasubstituted Alkenes More Stable Than Tri/Bi/Mono
  • Queequeg
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Accurately and Quickly Interpreting NMR/IR Spectra
  • biochem850
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Problem about lattice structure proof
  • fisher garry
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Excess Enthelpy for Water-Ethanol Solution
  • miz_cheme
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Science Fair *Investigation / Paper*
  • Etienne
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Flourescence and self-absorption cause shift in wavelength
  • fog37
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Chloroform/metanol 1:1 turns cloudy when it is prepared
  • Laura_SN
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What is the importance of the solution in an electrochemical cell?
  • stfz
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Identify Composition of Soap + Ferrous Sulfate Precipitate
  • TalonD
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Other Reactions That Place When Hydrogen and Oxygen are combined
  • Dryson
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Why Are Greek Letters in PChem Different from Textbook Versions?
  • glassslippers
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How does hot water brew coffee?
  • jenny_shoars
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Crystal Reconstruction: Methods and Possibilities
  • JG89
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What is a simple lab experiment to confirm the presence of turpentine?
  • mishima
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Understanding why oxyhydrogen does not increase mpg and violates laws
  • alpuy
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Preventing Mildew: The Impact of Humidity on Clothes and How to Protect Them
  • mech-eng
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Can mutations cause ionic bonding?
  • avito009
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Why did my SnO sample change color from black to light yellow in the desiccator?
  • Viswanath
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What Is the Brillouin Zone in Solid State Physics?
  • partha1963
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Understanding Changes in Tap Water pH Over Time
  • caliban07
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Racemic mixture effect on light
  • MathewsMD
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The Oxygen in HOCOO-: Does it Participate in Resonance?
  • MathewsMD
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Distributions within saturated solutions
  • JeffEvarts
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Good chemistry books for beginners
  • caliban07
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Carbonate/bicarbonate buffering of ph
  • caliban07
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Brine electrolysis with alluminum
  • Mniazi
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Determining acid/base properties
  • MathewsMD
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Strong Acid Reactions: Explaining HCl + H2O → Cl- + H3O+
  • MathewsMD
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Can Engines Be Disabled with Poison?
  • jety89
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Is HI Acid Stronger than HCl Acid?
  • taregg
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Magnetic Field and Water Electrolysis Work
  • HelloCthulhu
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Calculating electronegativity differences
  • Akitirija
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What is the relationship between gas critical temperature and adsorption?
  • kartikwat
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Does electron excitation for atoms above hydrogen happen at the valenc
  • hongiddong
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What does my distilled water contain
  • Mniazi
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Why Do Acids Like HCl Donate Protons?
  • WLuderman
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Bond Angle Questions: Is it Applicable for Single Bonded Atoms?
  • Queequeg
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Can You Generate Electricity from Saltwater and Which Metals Should You Use?
  • shinnsohai
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