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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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How to find the Atomic Structure of a Constituent

Jun 29, 2009 · Replies 5 · Jun 30, 2009

Replies: 5

Views: 2K

Is This Stereocenter Correct?

Jun 28, 2009 · Replies 11 · Jun 29, 2009

Replies: 11

Views: 6K

Are Precursor Chemicals Easily Accessible in Texas?

Jun 28, 2009 · Replies 7 · Jun 29, 2009

Replies: 7

Views: 3K

Are there any cool chemical reactions i can do in my own home?

Jun 14, 2009 · Replies 10 · Jun 28, 2009

Replies: 10

Views: 16K

Ancient Alchemy & Fire Magic Effects

Jun 9, 2009 · Replies 9 · Jun 28, 2009

Replies: 9

Views: 4K

Calculating work in a one-step expansion/compression

Feb 14, 2009 · Replies 1 · Jun 26, 2009

Replies: 1

Views: 9K

Reaction between Aluminum Sulfide and Bleach?

Jun 20, 2009 · Replies 6 · Jun 24, 2009

Replies: 6

Views: 16K

Vapor of a volatile substance in equilibrium with a fluid

Jun 23, 2009 · Replies 3 · Jun 23, 2009

Replies: 3

Views: 2K

Making H2O2 at Home - A Guide for Aquarists

Jun 13, 2009 · Replies 11 · Jun 23, 2009

Replies: 11

Views: 6K

What is the difference in toxicity between thimerosal and straight mercury?

Jun 21, 2009 · Replies 4 · Jun 23, 2009

Replies: 4

Views: 7K

Disable the effect of HCl on the PH of solution?

Jun 20, 2009 · Replies 4 · Jun 21, 2009

Replies: 4

Views: 3K

What is the difference between these systems of mass

Jun 20, 2009 · Replies 1 · Jun 20, 2009

Replies: 1

Views: 3K

Silicon Chemistry: Similar to Carbon? Synthesizing PEG-trimethoxysilane

Jun 19, 2009 · Replies 3 · Jun 19, 2009

Replies: 3

Views: 3K

Difference between Gases and Vapours

Jun 14, 2009 · Replies 23 · Jun 18, 2009

Replies: 23

Views: 14K

IR Spectroscopy - HATR: Thickness & Experimental Design

Jun 17, 2009 · Replies 1 · Jun 18, 2009

Replies: 1

Views: 3K

Half-Reaction Method: Answers to Questions

Jun 17, 2009 · Replies 1 · Jun 17, 2009

Replies: 1

Views: 3K

Questions regarding Chemical Reactions

Oct 5, 2004 · Replies 6 · Jun 12, 2009

Replies: 6

Views: 9K

Can someone tell me what the HD+ ion is?

Jun 12, 2009 · Replies 3 · Jun 12, 2009

Replies: 3

Views: 3K

Corrosion of Steel Pipe: Salt Water, Sand & Flow Rates

Jun 11, 2009 · Replies 1 · Jun 11, 2009

Replies: 1

Views: 3K

Rust in test-tubes of HCl FeO or Fe3O4?

Jun 3, 2009 · Replies 2 · Jun 5, 2009

Replies: 2

Views: 6K

Making a metal based anti-freeze

Jun 3, 2009 · Replies 4 · Jun 4, 2009

Replies: 4

Views: 2K

Isomers of C9H20: Find & Learn More

Jun 2, 2004 · Replies 4 · Jun 3, 2009

Replies: 4

Views: 59K

How Does Ion Conduction Work in PEMFC and Proton Conductors?

Jun 2, 2009 · Replies 1 · Jun 2, 2009

Replies: 1

Views: 2K

Why is there more rust in a solution with less salt?

Jun 2, 2009 · Replies 5 · Jun 2, 2009

Replies: 5

Views: 4K

Water behind the microwave oven

Oct 14, 2005 · Replies 24 · May 31, 2009

Replies: 24

Views: 9K

Can Degree of Freedom and Phase Rule be Applied to Organic Reactions?

May 29, 2009 · Replies 3 · May 30, 2009

Replies: 3

Views: 3K

Redox Reactions: Sulphuric Acid as an Oxidizing Agent

May 29, 2009 · Replies 6 · May 30, 2009

Replies: 6

Views: 3K

Speeding up the electrodeposition of copper

May 28, 2009 · Replies 2 · May 29, 2009

Replies: 2

Views: 6K

How can we predict the geometry of a coordination compound?

May 24, 2009 · Replies 3 · May 27, 2009

Replies: 3

Views: 11K

Relaxation and retardation time for polymeric liquids

May 24, 2009 · Replies 1 · May 26, 2009

Replies: 1

Views: 5K

Gibbs energy of formation and electrolysis efficiency

May 21, 2009 · Replies 2 · May 26, 2009

Replies: 2

Views: 8K

Measyrement of Conductivity and Dielectric constant

May 22, 2009 · Replies 4 · May 23, 2009

Replies: 4

Views: 3K

Atomic Theory Presentation: Interesting Points to Include

May 22, 2009 · Replies 1 · May 23, 2009

Replies: 1

Views: 2K

How amu is equal to Molar Mass Must S33

May 22, 2009 · Replies 6 · May 22, 2009

Replies: 6

Views: 38K

How Can I Create Methanol Using Artificial Photosynthesis and Solar Energy?

May 21, 2009 · Replies 1 · May 22, 2009

Replies: 1

Views: 2K

How Do I Create a Sodium Acetate Buffer Solution with a Specific pH?

May 18, 2009 · Replies 3 · May 18, 2009

Replies: 3

Views: 26K

Calculating Limiting Reagent and Percent Yield for Gasoline Combustion

May 17, 2009 · Replies 3 · May 18, 2009

Replies: 3

Views: 2K

-ene Nomenclature (semi-structural formulas)

May 14, 2009 · Replies 1 · May 14, 2009

Replies: 1

Views: 4K

Lead Dioxide Anode: Why Not Use Lead Strip?

Feb 18, 2009 · Replies 2 · May 13, 2009

Replies: 2

Views: 7K

Molecular Vibrations: Mechanism, Energy Source & More

May 11, 2009 · Replies 5 · May 13, 2009

Replies: 5

Views: 7K

What is the chemical formula of pure milk?

May 11, 2009 · Replies 2 · May 11, 2009

Replies: 2

Views: 22K

High speed polymerization reaction initiated by the action

May 1, 2009 · Replies 2 · May 11, 2009

Replies: 2

Views: 3K

How to mix parafin wax with chemicals

Feb 13, 2007 · Replies 9 · May 11, 2009

Replies: 9

Views: 16K

How Can I Safely Dissolve Sapphire Without Damaging Gallium Nitride?

May 7, 2009 · Replies 7 · May 8, 2009

Replies: 7

Views: 22K

Can Solar Energy Be Used to Efficiently Produce Hydrogen from Water?

May 4, 2009 · Replies 16 · May 7, 2009

Replies: 16

Views: 5K

IR spectra and point group symmetry

May 4, 2009 · Replies 1 · May 5, 2009

Replies: 1

Views: 4K

Homemade Smoke Compound: Easy & Affordable

May 2, 2009 · Replies 2 · May 4, 2009

Replies: 2

Views: 5K

Extinguishing Fire with Water - Chemical Reaction

Apr 9, 2009 · Replies 9 · May 3, 2009

Replies: 9

Views: 8K

Organic Chemistry over the Summer

Apr 2, 2009 · Replies 3 · Apr 30, 2009

Replies: 3

Views: 12K

Determining if solvent layer has water.

Apr 21, 2009 · Replies 10 · Apr 30, 2009

Replies: 10

Views: 5K

I am a little confused by a catalytic reaction

Apr 28, 2009 · Replies 3 · Apr 30, 2009

Replies: 3

Views: 2K

Can We Make Water? A Closer Look at H2O

Apr 26, 2009 · Replies 25 · Apr 28, 2009

Replies: 25

Views: 23K

What Non-Flammable, Conductive Chemicals Can Be Used in Liquid Form?

Apr 28, 2009 · Replies 3 · Apr 28, 2009

Replies: 3

Views: 2K

Water's Surprising True Color: Blue

Apr 25, 2009 · Replies 16 · Apr 27, 2009

Replies: 16

Views: 6K

Why don't electrons merge with the nucleus in atoms?

Apr 27, 2009 · Replies 1 · Apr 27, 2009

Replies: 1

Views: 2K

A quick question about Butane as a solvent?

Apr 25, 2009 · Replies 3 · Apr 26, 2009

Replies: 3

Views: 4K

Atoms & Ions Radius: Arranging in Order of Increasing Radius

Jul 2, 2005 · Replies 3 · Apr 25, 2009

Replies: 3

Views: 5K

Understanding Periodic Table Trends

Apr 20, 2009 · Replies 3 · Apr 24, 2009

Replies: 3

Views: 8K

Mixing Alkanes & Water: Polarity vs Density?

Apr 22, 2009 · Replies 4 · Apr 23, 2009

Replies: 4

Views: 6K

What Causes the Change in Spin State from Fe(bipy)3 to Fe(bipy)2(H2O)2?

Apr 19, 2009 · Replies 2 · Apr 22, 2009

Replies: 2

Views: 5K

Reaction of Calcium Carbonate in Water with Hydrochloric Acid

Apr 21, 2009 · Replies 5 · Apr 22, 2009

Replies: 5

Views: 24K

Inorganic chemistry - very general confusion

Apr 19, 2009 · Replies 1 · Apr 22, 2009

Replies: 1

Views: 3K

Evaporation of organic solvent and leftover residue

Apr 15, 2009 · Replies 13 · Apr 20, 2009

Replies: 13

Views: 16K

Is Mixing Table Salt and Water Enough to Create Hydrochloric Acid?

Apr 18, 2009 · Replies 8 · Apr 20, 2009

Replies: 8

Views: 3K

Filtration and choice of solvent

Apr 17, 2009 · Replies 3 · Apr 19, 2009

Replies: 3

Views: 3K

Cooking saltpeter+sugar rocket fuel?

Apr 10, 2009 · Replies 3 · Apr 17, 2009

Replies: 3

Views: 7K

Aqueous solutions and whether they are acidic/basic/neutral

Apr 10, 2009 · Replies 9 · Apr 16, 2009

Replies: 9

Views: 12K

How do zwitterions behave in different solutions and solid states?

Apr 15, 2009 · Replies 3 · Apr 16, 2009

Replies: 3

Views: 3K

Calculating toxicant concentration

Apr 15, 2009 · Replies 2 · Apr 16, 2009

Replies: 2

Views: 3K

Is My Charcoal Batch Safe to Use for a Water Filter After Burning a Hole?

Apr 11, 2009 · Replies 5 · Apr 14, 2009

Replies: 5

Views: 3K

What Is the Chemical Formula of Amino Acid

Apr 9, 2009 · Replies 2 · Apr 14, 2009

Replies: 2

Views: 3K

Find Threaded or Tight-Seal Petri Dishes for Ferro-Fluid

Apr 12, 2009 · Replies 2 · Apr 13, 2009

Replies: 2

Views: 5K

Comparing Boiling Points of Methanal & Ethanal

Apr 11, 2009 · Replies 3 · Apr 12, 2009

Replies: 3

Views: 4K

Extracting Drugs w/ Eppendorf Tubes

Apr 11, 2009 · Replies 4 · Apr 11, 2009

Replies: 4

Views: 3K

Is there any chance of discovering more isotopes of Iron?

Apr 11, 2009 · Replies 9 · Apr 11, 2009

Replies: 9

Views: 3K

Make NaoH at Home: Alternative Names for Red Devil Lye

Mar 8, 2009 · Replies 28 · Apr 9, 2009

Replies: 28

Views: 36K

Understanding Nernst Voltage in Fuel Cells at High Temperatures

Apr 7, 2009 · Replies 5 · Apr 8, 2009

Replies: 5

Views: 20K

Are C-H Bonds Polar or Non-Polar?

Apr 2, 2009 · Replies 4 · Apr 8, 2009

Replies: 4

Views: 67K

Non-Marking Shoes: What is the Rubber Treatment?

Apr 6, 2009 · Replies 1 · Apr 7, 2009

Replies: 1

Views: 19K

Inorganic Analysis(Cations & Anions)

Mar 2, 2004 · Replies 4 · Apr 7, 2009

Replies: 4

Views: 11K

Why is there a change in trend for pKb for n-butylamine?

Apr 5, 2009 · Replies 4 · Apr 6, 2009

Replies: 4

Views: 6K

Energy released in chemical reactions

Apr 5, 2009 · Replies 4 · Apr 6, 2009

Replies: 4

Views: 11K

How in the name of chemistry does this work? Debunk, please

Apr 5, 2009 · Replies 2 · Apr 5, 2009

Replies: 2

Views: 1K

Viscosity of two different liquids

Apr 2, 2009 · Replies 5 · Apr 4, 2009

Replies: 5

Views: 12K

Perchlorate in Baby Food: How Did It Get There?

Apr 3, 2009 · Replies 4 · Apr 3, 2009

Replies: 4

Views: 2K

Why Isn't My Quaternary Amine and Ester Compound Soluble in Organic Solvents?

Mar 15, 2009 · Replies 17 · Apr 3, 2009

Replies: 17

Views: 5K

Fix Ultrasonic Processor Problem - 20 kHz, 500W Power

Jan 30, 2008 · Replies 8 · Apr 3, 2009

Replies: 8

Views: 6K

Why are protons positive. Why are electrons negative? Why do they attract?

May 14, 2004 · Replies 49 · Apr 2, 2009

2

Replies: 49

Views: 112K

Effect of specific heat of a substance on the rate of heat flow

Apr 2, 2009 · Replies 4 · Apr 2, 2009

Replies: 4

Views: 27K

Burning Nitrogen for Oxygen & Solid Waste Product

Mar 26, 2009 · Replies 9 · Apr 2, 2009

Replies: 9

Views: 5K

Redox Titration Help [Calculations]

Apr 1, 2009 · Replies 2 · Apr 1, 2009

Replies: 2

Views: 7K

Determination of iron by redox titration

Mar 31, 2009 · Replies 4 · Apr 1, 2009

Replies: 4

Views: 14K

How Does the Presence of Impurities Affect the Melting Point of Substances?

Mar 31, 2009 · Replies 1 · Apr 1, 2009

Replies: 1

Views: 3K

What is the Best Method for Titration of a Weak Acid with a Strong Base?

Jan 4, 2005 · Replies 6 · Mar 31, 2009

Replies: 6

Views: 17K

Where Can I Find a Comprehensive Boiling Points Table for Various Substances?

Mar 30, 2009 · Replies 5 · Mar 31, 2009

Replies: 5

Views: 3K

Biochemistry Courses: Tips & Advice for Achieving an A

Mar 30, 2009 · Replies 2 · Mar 31, 2009

Replies: 2

Views: 2K

Cold Fusion: US Navy makes breakthrough?

Mar 24, 2009 · Replies 20 · Mar 30, 2009

Replies: 20

Views: 8K

An innocent question. Do not smile

Mar 4, 2009 · Replies 10 · Mar 28, 2009

Replies: 10

Views: 3K

Adding a weak acid to a strong acid

Feb 20, 2004 · Replies 6 · Mar 25, 2009

Replies: 6

Views: 81K

Hydrogen Power: Separating Gas from Salt Water for Energy

Mar 22, 2009 · Replies 2 · Mar 22, 2009

Replies: 2

Views: 2K

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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