Chemistry Forum

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

Why cant I have a solution of just anions? or Cations?

  • [V]
  • · Replies 7 ·
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7

Produce Methane Via CO2 + H2O ?

  • ossamawww
  • · Replies 3 ·
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3

Dissolution gas, exo/endo Thermic

  • Bengo
  • · Replies 2 ·
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2

NH2 is electron acceptor or electron donor?

  • kelvin macks
  • · Replies 3 ·
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3

Are physical objects made of substance?

  • Jhenrique
  • · Replies 5 ·
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5

Is the Salt Crystal Lamp Really Effective as an Air Purifier?

  • luxun2
  • · Replies 6 ·
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6

Can These Hydrocarbons Be Properly Named According to IUPAC Rules?

  • kelvin macks
  • · Replies 1 ·
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1

Is 1-methylpropene a separate butene isomer?

  • kelvin macks
  • · Replies 5 ·
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5

Creating an Efficient Electrical Cell to Optimal Chemical Combinations

  • Jhenrique
  • · Replies 3 ·
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3

Is Decane a Viable Alternative to Octane for Engine Combustion?

  • 462chevelle
  • · Replies 6 ·
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6

Can O2 combine with H2 to form water without activation energy?

  • kevin_tee
  • · Replies 5 ·
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5

Units being used in the graphs for ψ and radius (in nm) and ψ^2 and ra

  • tennispro1213
  • · Replies 3 ·
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3

Steam evolved during pressurized experiment

  • alfa rat
  • · Replies 2 ·
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2
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10

Oxidation/Decomposition of Chewing Gum Blots

  • Islam Hassan
  • · Replies 1 ·
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1

Is carbon dioxide equally distrubuted throughout the Earth?

  • nst.john
  • · Replies 14 ·
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14

Making Methane a More Useful Fuel: Catalyst Possibilities?

  • iwant2beoz
  • · Replies 8 ·
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8

What is the Reaction Between K2CO3 and KH2PO4?

  • cmb
  • · Replies 9 ·
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9

Can You Etch Al2O3 Without Etching Al in Microelectronics?

  • Excom
  • · Replies 1 ·
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1

Can biofuel replace petro oil, or can petro oil be farm produce?

  • dan020350
  • · Replies 15 ·
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15

Benzene Stability: Bond Dissociation vs. Aromaticity

  • mayer
  • · Replies 7 ·
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7

Obtain Oxygen: Break Apart CO2 or H2SO4?

  • Anon Imous
  • · Replies 6 ·
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6

Choosing filter paper to extract an organic compound from HCl using gr

  • kl055
  • · Replies 6 ·
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6
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3

Why is the Enthalpy of Neutralisation for HF Greater than 68KJ?

  • theincrediblea
  • · Replies 3 ·
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3

Are electrons negative by default?

  • IchibanNoodle
  • · Replies 2 ·
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2

A good chemistry/org chem. Lab manual?

  • christian0710
  • · Replies 3 ·
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3

Coordination no. in crystals (conceptual)

  • namanjain
  • · Replies 8 ·
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8

Can nitro fatty acids lower blood pressure in humans?

  • Johanna
  • · Replies 1 ·
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1

Boiling point of ethers and alkanes

  • Queequeg
  • · Replies 2 ·
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2

Negative values in calibration curve

  • frankmp40
  • · Replies 8 ·
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8

How do water companies filter and purify water for drinking?

  • bluemoonKY
  • · Replies 3 ·
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3

Linus Pauling's General Chemistry

  • cseal
  • · Replies 2 ·
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2

Why does Angostura bitters make tonic water fizz faster?

  • Jobrag
  • · Replies 2 ·
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2

Commonly stocked dyes that work with cotton

  • mishima
  • · Replies 2 ·
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2

Can the Heat of Formation for BaSO4 be Determined through Calorimetry?

  • member 508213
  • · Replies 2 ·
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2

What is the difference between the two naphthenes in this table?

  • mech-eng
  • · Replies 5 ·
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5

Methods of determining concentration of solution

  • bitbot
  • · Replies 2 ·
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2

What is the difference between acid,base,salt, amphoteric and neutral?

  • abi.ayan
  • · Replies 1 ·
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1

How to calculate heat of reaction of a single replacement reaction?

  • member 508213
  • · Replies 4 ·
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4

Can You Make Incense Without the Smell of Saltpeter?

  • cuallito
  • · Replies 1 ·
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1

Is it okay to use dot/cross for free radical rxns

  • Inertia
  • · Replies 1 ·
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1

Why does lithiation of arylethers result in a selective ortho product?

  • Inertia
  • · Replies 1 ·
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1

Best substance to dissolve in water to increase boilingpoint elevation

  • member 508213
  • · Replies 2 ·
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2

Mechanism of benzene nucleophilicity activation

  • sludger13
  • · Replies 18 ·
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18

Positrons, electrons, and chemical reactions

  • EternusVia
  • · Replies 3 ·
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3

Physical state of acids when they are ionized

  • Entanglement
  • · Replies 23 ·
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23

Calculation of absolute electrode potential and salt bridge qns

  • sgstudent
  • · Replies 13 ·
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13

Thoughts on Excerpt from My Chem Prof's Textbook?

  • Qube
  • · Replies 8 ·
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8

Distilled Ethanol Safe To Drink?

  • rpandrew
  • · Replies 1 ·
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1

How to identify impurities in a partially dissolved compound

  • JG89
  • · Replies 4 ·
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4

Homemade Welder (Chemistry Behind It)

  • Nuckelavee
  • · Replies 7 ·
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7

Explosion from mix or vibration

  • Jhenrique
  • · Replies 6 ·
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6

Is Delta H of formation the same for NH4NO3 Aqueous and in Solid Form?

  • member 508213
  • · Replies 2 ·
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2

Hybridization and Hypervalent molecules

  • Qube
  • · Replies 13 ·
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13

Avogadro's constant, number of moles, number of particles

  • negation
  • · Replies 9 ·
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9

Praseodymium (etc.) Trivia Question(s)

  • questar
  • · Replies 5 ·
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5

Negative refraction, meta materials, no quest for chemists?

  • DrDu
  • · Replies 3 ·
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3

Where to find the derivation of Marcus electron transfer theory

  • darwined
  • · Replies 1 ·
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1

Resources for deriving Marcus electron transfer theory

  • darwined
  • · Replies 1 ·
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1

Rotation of PPL by opticaly active compounds (mathematical feeling)

  • namanjain
  • · Replies 4 ·
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4

Why are more stable carbocations faster formed?

  • sludger13
  • · Replies 4 ·
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4

Will a matter get 0 volume on -273 C?

  • Govind_Balaji
  • · Replies 8 ·
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8

Question on hypothetical pure O2 atmosphere

  • DHF
  • · Replies 3 ·
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3

Coordination number for fcc and NaCl

  • Prashasti
  • · Replies 2 ·
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2

1H-NMR for conformation elucidation

  • amattiol
  • · Replies 1 ·
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1

Permanent marker to decorate a coffe mug

  • flatmaster
  • · Replies 1 ·
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1

Why cheese need to be kept in aluminium foils

  • ChrisToffer
  • · Replies 1 ·
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1
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1

Molecular vs ionics compounds, H20

  • Goodver
  • · Replies 6 ·
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6

Chlorophyll in acetone absorbance spectrum on Spectronic 20

  • mishima
  • · Replies 3 ·
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3

Concentration of solids in equilibrium

  • Entanglement
  • · Replies 1 ·
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1

What is the IUPAC Name for Ethyl-Methyl-Ester?

  • kq6up
  • · Replies 1 ·
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1

The volume of a solution at equilibrium

  • Entanglement
  • · Replies 1 ·
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1

Advantages and disadvantages of mortar and pestle materials

  • CosmicVoyager
  • · Replies 1 ·
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1

How can I extract specific organic components from plants?

  • Psinter
  • · Replies 17 ·
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17

Battery acid counter balance for longevity

  • rovot
  • · Replies 9 ·
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9

How Much Substance in One Drop of Solution?

  • coolname
  • · Replies 1 ·
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1

Stable dispersion of nano-hydroxyapatite in water or PBS

  • yesbeckng
  • · Replies 1 ·
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1

Standard Gibbs energy change definition

  • gfd43tg
  • · Replies 1 ·
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1

Aluminum and iron(III) reaction

  • kevinnn
  • · Replies 1 ·
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1

Can the US Navy really make jet fuel from seawater?

  • 256bits
  • · Replies 2 ·
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2

What factors determine the strength of a covalent bond

  • quawa99
  • · Replies 1 ·
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1

Can Aeration Change the Equilibrium of Gases in Water?

  • Subrosa
  • · Replies 5 ·
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5

Can Burning One Gallon of Gasoline Really Release 21.1 lbs of Carbon?

  • thetexan
  • · Replies 5 ·
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5

IUPAC Naming Questions-Substituents and Bonds

  • Conservation
  • · Replies 1 ·
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1

Why doesn't atmospheric pressure affect mercury manometer equations?

  • Bengo
  • · Replies 1 ·
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1

Average kinetic energy/ temperature confusion

  • Bengo
  • · Replies 4 ·
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4

Is there really no coherent theory of solute activity?

  • Qube
  • · Replies 6 ·
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6

Radon-226 Decay: Half-Life of Radium-226

  • vanceEE
  • · Replies 5 ·
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5

Arrhenius equation and rate of change

  • Big-Daddy
  • · Replies 3 ·
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3

Is activation energy in the Arrhenius equation internal energy?

  • david_w
  • · Replies 4 ·
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4

Why Don't Chlorine and Bromine Bond Together?

  • Colin Cheng
  • · Replies 6 ·
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6

Answer: Electrons and Energy: Why do Atoms Gain/Lose Energy?

  • friendbobbiny
  • · Replies 1 ·
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1

Why would a carbanion have a tetrahedral shape?

  • sgstudent
  • · Replies 4 ·
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4

Chemical reaction equation, historical question

  • 7777777
  • · Replies 6 ·
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6

Is Oxyhydrogen a spontaneous reaction at very high temperatures?

  • ineedaquickie
  • · Replies 4 ·
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4

Why anhydrous ZnCl2 is used in Groove's Process?

  • avistein
  • · Replies 1 ·
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1

Extracting TLC spots with methanol dissolves silica gel

  • ~christina~
  • · Replies 2 ·
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2

Degree of dissociation accurately defined

  • Entanglement
  • · Replies 11 ·
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11