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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.

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What Happens When H2 and O2 Particles Interact Without a Catalyst?

Apr 7, 2010 · Replies 4 · Apr 7, 2010

Replies: 4

Views: 3K

How do I know what product to I get from the reaction between 2 molecules?

Apr 6, 2010 · Replies 1 · Apr 7, 2010

Replies: 1

Views: 3K

Salt Bridge Questions: Will Zinc Affect Cell Potential?

Apr 5, 2010 · Replies 3 · Apr 6, 2010

Replies: 3

Views: 17K

Are exothermic reactions spontaneous?

Apr 5, 2010 · Replies 4 · Apr 6, 2010

Replies: 4

Views: 35K

How Much Metallic Ion Can Remain at Equilibrium in Fe(OH)3 Solution?

Apr 5, 2010 · Replies 1 · Apr 5, 2010

Replies: 1

Views: 2K

19F-NMR Spectra Recording with Trifluoroacetic Acid Reference

Oct 20, 2005 · Replies 5 · Apr 5, 2010

Replies: 5

Views: 21K

Synthesizing Anhydrous Chloride Salts through Al Foil Reaction

Apr 4, 2010 · Replies 1 · Apr 5, 2010

Replies: 1

Views: 3K

Order of acidity in organic compounds

Apr 4, 2010 · Replies 1 · Apr 5, 2010

Replies: 1

Views: 8K

Alkaline Ionized Water: Is It Worth Drinking?

Apr 4, 2010 · Replies 1 · Apr 4, 2010

Replies: 1

Views: 3K

Affect on volume of solute/solvent on accuracy of Rate Law

Apr 3, 2010 · Replies 19 · Apr 4, 2010

Replies: 19

Views: 4K

Chemistry of a Simple homemade battery

Apr 2, 2010 · Replies 1 · Apr 3, 2010

Replies: 1

Views: 3K

Is the Second Method for Calculating Molar Mass of Combustion Gases Correct?

Apr 2, 2010 · Replies 2 · Apr 3, 2010

Replies: 2

Views: 18K

Molecular Geometry: Computing & VSEPR Theory

Mar 25, 2010 · Replies 6 · Apr 2, 2010

Replies: 6

Views: 3K

Does Stirring Increase Accuracy of Rate Law Calculation?

Apr 1, 2010 · Replies 4 · Apr 1, 2010

Replies: 4

Views: 3K

Chemicals that glow with specifics colors when exposed to an current

Mar 29, 2010 · Replies 7 · Apr 1, 2010

Replies: 7

Views: 2K

Why Are Net Ionic Equations Important?

Mar 29, 2010 · Replies 12 · Apr 1, 2010

Replies: 12

Views: 8K

Carbon Dating and a problem that came up in Math class - NOT HOMEWORK HELP

Mar 31, 2010 · Replies 3 · Apr 1, 2010

Replies: 3

Views: 5K

Calculating Amperage of Voltaic Cells for Efficient Electrochemical Reactions

Mar 28, 2010 · Replies 4 · Mar 30, 2010

Replies: 4

Views: 6K

Keeping moisture-sensitive chemicals dry

Mar 24, 2010 · Replies 5 · Mar 30, 2010

Replies: 5

Views: 10K

How do I get galvanized steel to rust?

Jun 24, 2006 · Replies 11 · Mar 29, 2010

Replies: 11

Views: 137K

Question about spectroscopic notation

May 30, 2005 · Replies 3 · Mar 29, 2010

Replies: 3

Views: 6K

What Does (I) Stand for After a Chemical Compound?

Mar 28, 2010 · Replies 1 · Mar 28, 2010

Replies: 1

Views: 2K

Fundamental understanding of why energy is released in covalent bond formation

Mar 27, 2010 · Replies 2 · Mar 28, 2010

Replies: 2

Views: 10K

What are Some Common Questions about Ionic and Covalent Compounds?

Mar 28, 2010 · Replies 1 · Mar 28, 2010

Replies: 1

Views: 3K

Salt deposit deterrance by Magnesium rod

Mar 27, 2010 · Replies 2 · Mar 28, 2010

Replies: 2

Views: 2K

DimSum Restaurant's Secret Ingredient: Caustic Soda?

Mar 26, 2010 · Replies 1 · Mar 27, 2010

Replies: 1

Views: 3K

How do pigments chemically work?

Mar 24, 2010 · Replies 2 · Mar 25, 2010

Replies: 2

Views: 13K

Internet Journal of Vibrationsl Spectroscopy

Mar 5, 2010 · Replies 4 · Mar 25, 2010

Replies: 4

Views: 3K

How to tell chrome from stainless steel?

Mar 23, 2010 · Replies 8 · Mar 25, 2010

Replies: 8

Views: 64K

Why impurities decrease melting points.

Mar 24, 2010 · Replies 1 · Mar 24, 2010

Replies: 1

Views: 6K

Atom's Chemical Fingerprint: Banding Pattern Explained

Mar 24, 2010 · Replies 1 · Mar 24, 2010

Replies: 1

Views: 2K

Volume expansion of different gases

Mar 14, 2010 · Replies 4 · Mar 24, 2010

Replies: 4

Views: 7K

Limiting Conductivity: Strong vs Weak Electrolytes

Mar 24, 2010 · Replies 1 · Mar 24, 2010

Replies: 1

Views: 3K

Consider a 5.430-g mixture of FeO and Fe3O

Mar 23, 2010 · Replies 3 · Mar 24, 2010

Replies: 3

Views: 4K

Why Do KNO3, BaCl2, Na2SO4, and KCl Solutions Show No Reaction?

Mar 22, 2010 · Replies 2 · Mar 23, 2010

Replies: 2

Views: 2K

How to Calculate the Theoretical Voltage of a PEM Fuel Cell?

Mar 22, 2010 · Replies 3 · Mar 23, 2010

Replies: 3

Views: 8K

Calculating the Molecular Weight of Glucose Polymers

Mar 22, 2010 · Replies 3 · Mar 22, 2010

Replies: 3

Views: 6K

Can HCl in Anhydrous MeOH Perform Esterification?

Mar 20, 2010 · Replies 1 · Mar 21, 2010

Replies: 1

Views: 5K

What is the best starter book to learn chemistry?

Mar 17, 2010 · Replies 6 · Mar 21, 2010

Replies: 6

Views: 40K

Calculating pH of Acetic Acid/Sodium Acetate Solution

Mar 21, 2010 · Replies 1 · Mar 21, 2010

Replies: 1

Views: 3K

What will MgCl2 ion pair + distilled water form and why?

Mar 20, 2010 · Replies 2 · Mar 20, 2010

Replies: 2

Views: 8K

Difference Between Peroxide & Dioxide - Redox Reactions Explained

Mar 18, 2010 · Replies 4 · Mar 20, 2010

Replies: 4

Views: 25K

Calculating pKa when pH is known

Mar 19, 2010 · Replies 2 · Mar 19, 2010

Replies: 2

Views: 8K

Where Can I Find Absorbance Data for Iodine-Starch Complex at 570nm?

Mar 18, 2010 · Replies 1 · Mar 19, 2010

Replies: 1

Views: 4K

How does fat change to glucose?

Mar 19, 2010 · Replies 2 · Mar 19, 2010

Replies: 2

Views: 2K

Biology begets carbon chemistry?

Mar 19, 2010 · Replies 2 · Mar 19, 2010

Replies: 2

Views: 2K

How Do You Calculate Pressure of Helium in Different Conditions?

Mar 18, 2010 · Replies 1 · Mar 18, 2010

Replies: 1

Views: 2K

Benefits of Oxidizing Gold: Rust Prevention & More

Oct 31, 2004 · Replies 9 · Mar 17, 2010

Replies: 9

Views: 27K

Value of Herbal/Chemical Medicine

Mar 17, 2010 · Replies 5 · Mar 17, 2010

Replies: 5

Views: 4K

Sulfur in Fertiliser: Why the % Mass of Sulfate?

Mar 17, 2010 · Replies 4 · Mar 17, 2010

Replies: 4

Views: 3K

Is Smoking While Pumping Gas a Real Explosion Risk?

Mar 15, 2010 · Replies 47 · Mar 17, 2010

2

Replies: 47

Views: 7K

I with spectrophotometry ( The Beer-Lambert Law )

Mar 16, 2010 · Replies 2 · Mar 16, 2010

Replies: 2

Views: 4K

What is the Order of Precipitating Anions in a Solution with Pb^2+?

Mar 16, 2010 · Replies 1 · Mar 16, 2010

Replies: 1

Views: 6K

Stoichiometry Help: Calculating NaOH for CO2 Removal in a Spacecraft

Mar 15, 2010 · Replies 1 · Mar 15, 2010

Replies: 1

Views: 4K

Chemical Kinetics (Reaction Mechanisms)

Mar 14, 2010 · Replies 2 · Mar 15, 2010

Replies: 2

Views: 4K

Chemistry in Industry- water treatment

Mar 12, 2010 · Replies 10 · Mar 15, 2010

Replies: 10

Views: 4K

Chemistry vs. chem 1?(at 2 yr college) It varies, but in your opinion?

Mar 11, 2010 · Replies 3 · Mar 14, 2010

Replies: 3

Views: 6K

Is Ox or Redox more common in nature?

Mar 13, 2010 · Replies 8 · Mar 14, 2010

Replies: 8

Views: 2K

Data Needed on Sodium Zincate and Lithitum Zincate

Mar 13, 2010 · Replies 3 · Mar 14, 2010

Replies: 3

Views: 2K

New Development in Water Oxidation

Mar 12, 2010 · Replies 2 · Mar 13, 2010

Replies: 2

Views: 2K

Incorporation of ZnO2 into Polyaniline: XRD Issues

Mar 2, 2010 · Replies 2 · Mar 13, 2010

Replies: 2

Views: 3K

How does charge delocalization affect phenoxide anion stability?

Mar 7, 2010 · Replies 5 · Mar 13, 2010

Replies: 5

Views: 3K

What is the kinetic energy in joules of a 950-lb motorcycle moving

Mar 12, 2010 · Replies 1 · Mar 12, 2010

Replies: 1

Views: 3K

Praseodymium Glass as a Pigment?

Mar 11, 2010 · Replies 5 · Mar 12, 2010

Replies: 5

Views: 3K

Positive charge of NAD+ molecule

Mar 12, 2010 · Replies 2 · Mar 12, 2010

Replies: 2

Views: 8K

Why homologous proton don't split signal of each other in proton nmr?

Mar 11, 2010 · Replies 2 · Mar 12, 2010

Replies: 2

Views: 7K

Diels-Alder Rnx: Reaction of cyclopentadiene with maleic anhydride

Mar 10, 2010 · Replies 1 · Mar 11, 2010

Replies: 1

Views: 8K

Does Dehydration of 1-Butanol Typically Yield 2-Butene or 1-Butene?

Mar 5, 2010 · Replies 2 · Mar 11, 2010

Replies: 2

Views: 3K

Basic Question Regarding the Combined Gas Law/Equation

Mar 10, 2010 · Replies 3 · Mar 11, 2010

Replies: 3

Views: 3K

Why does the concentration to volume curve resemble x^2?

Mar 10, 2010 · Replies 1 · Mar 10, 2010

Replies: 1

Views: 2K

Can a Molecule Share 4 Bonded Electrons?

Mar 9, 2010 · Replies 8 · Mar 10, 2010

Replies: 8

Views: 7K

How the presence of d-orbitals affect size?

Mar 5, 2010 · Replies 4 · Mar 10, 2010

Replies: 4

Views: 3K

Buffer solutions - relating volume and concentration

Feb 24, 2010 · Replies 4 · Mar 7, 2010

Replies: 4

Views: 7K

Can a Catalyzer Also Be an Intermediary in Chemical Reactions?

Mar 6, 2010 · Replies 2 · Mar 7, 2010

Replies: 2

Views: 2K

Ionic Strength Calculation: How to Account for All Ions in a Solution?

Mar 6, 2010 · Replies 1 · Mar 6, 2010

Replies: 1

Views: 7K

ElectroChemistry oxidation-reduction

Mar 6, 2010 · Replies 1 · Mar 6, 2010

Replies: 1

Views: 3K

Not sure what this is asking.-Electron Config.

Mar 5, 2010 · Replies 1 · Mar 6, 2010

Replies: 1

Views: 2K

Inert Pair Effect: Reasons & Definitions

Mar 5, 2010 · Replies 1 · Mar 5, 2010

Replies: 1

Views: 11K

How Does Atomic Radii Change Across the Periodic Table?

Mar 5, 2010 · Replies 2 · Mar 5, 2010

Replies: 2

Views: 2K

Buffer Range: Find Info on List & Effective Range

Mar 5, 2010 · Replies 1 · Mar 5, 2010

Replies: 1

Views: 2K

Reducing power of alkaline earth metals

Mar 4, 2010 · Replies 2 · Mar 4, 2010

Replies: 2

Views: 8K

Why Add Sodium Dichromate Dehydrate Dropwise in Benzhydrol Oxidation?

Mar 4, 2010 · Replies 1 · Mar 4, 2010

Replies: 1

Views: 4K

Why Must Sodium Borohydride Be Added Slowly in Benzophenone Reduction?

Mar 3, 2010 · Replies 3 · Mar 4, 2010

Replies: 3

Views: 11K

Understanding the States and Charges of Mercury

Mar 3, 2010 · Replies 1 · Mar 4, 2010

Replies: 1

Views: 3K

Rate Determining Step: Explained & Contradicted

Mar 3, 2010 · Replies 1 · Mar 4, 2010

Replies: 1

Views: 2K

Oxidation Number: Understand, Rules & Balance Redox Reactions

Mar 3, 2010 · Replies 2 · Mar 3, 2010

Replies: 2

Views: 3K

I have a DEPT analysis problem.

Feb 14, 2010 · Replies 3 · Mar 3, 2010

Replies: 3

Views: 3K

Acetyl CoA turned to Malonyl CoA

Feb 28, 2010 · Replies 1 · Mar 2, 2010

Replies: 1

Views: 3K

Iodine Clock Collision Theory Basic Question

Mar 2, 2010 · Replies 2 · Mar 2, 2010

Replies: 2

Views: 6K

Can monoprotic acids produce a greater pH change than diprotic acids?

Mar 1, 2010 · Replies 1 · Mar 1, 2010

Replies: 1

Views: 3K

Calculating pKa when pH is known

Feb 28, 2010 · Replies 8 · Mar 1, 2010

Replies: 8

Views: 43K

Gibb's Free Energy: Spontaneous Reactions at High Temperatures

Feb 16, 2010 · Replies 2 · Mar 1, 2010

Replies: 2

Views: 3K

Unraveling Double Salt Reactions

Feb 27, 2010 · Replies 7 · Mar 1, 2010

Replies: 7

Views: 5K

Equilibrium constant changes with pressure?

Feb 11, 2010 · Replies 5 · Mar 1, 2010

Replies: 5

Views: 7K

Calibration Curves: Understanding How to Find Concentration of Unknowns

Feb 28, 2010 · Replies 1 · Feb 28, 2010

Replies: 1

Views: 6K

Gibbs Free Energy: Queries & Answers

Feb 14, 2010 · Replies 1 · Feb 28, 2010

Replies: 1

Views: 4K

Van Der Waals Forces: Types & Explanation

Feb 26, 2010 · Replies 4 · Feb 28, 2010

Replies: 4

Views: 4K

Help finding out Whats in this?

Feb 28, 2010 · Replies 2 · Feb 28, 2010

Replies: 2

Views: 2K

Terminology? (heated to reflux, washed, etc)

Feb 26, 2010 · Replies 2 · Feb 27, 2010

Replies: 2

Views: 12K

Why do radicals attack polyunsaturated fatty acids?

Feb 27, 2010 · Replies 3 · Feb 27, 2010

Replies: 3

Views: 3K

Chemistry

Welcome to the Chemistry forum!

Chemistry is the scientific study of matter, its properties, composition, structure, and the changes it undergoes during chemical reactions. It plays a central role in understanding the building blocks of the universe, encompassing the study of atoms, molecules, elements, and compounds.

Chemists investigate the interactions and forces between particles at the atomic and molecular levels, contributing to our understanding of various natural phenomena. The field is divided into branches such as organic chemistry, inorganic chemistry, physical chemistry, and biochemistry, each focusing on specific aspects of chemical systems.

Chemistry is not only a foundational science but also a driving force behind technological advancements, materials development, pharmaceuticals, and numerous industrial applications.

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