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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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Explaining Difference in pH Values of Hydrocloric & Ethanoic Acids

Sep 11, 2004 · Replies 3 · Sep 12, 2004

Replies: 3

Views: 4K

How does adding soap detergent to milk create a swirling effect?

Sep 11, 2004 · Replies 1 · Sep 12, 2004

Replies: 1

Views: 13K

Ethyl ether can react with cold concentrated H2SO4?

Sep 9, 2004 · Replies 5 · Sep 9, 2004

Replies: 5

Views: 16K

Mixture of pure nitric acid and pure hydrochloric

Sep 9, 2004 · Replies 3 · Sep 9, 2004

Replies: 3

Views: 4K

Difference between a homogenous mixture and a heterogeneous mixture

Sep 8, 2004 · Replies 1 · Sep 8, 2004

Replies: 1

Views: 4K

Sugar with the fewest calories per sweetness

Sep 6, 2004 · Replies 2 · Sep 8, 2004

Replies: 2

Views: 3K

Osmolarity Question: How to Prepare & Adjust 960mOsm?

Sep 6, 2004 · Replies 2 · Sep 7, 2004

Replies: 2

Views: 4K

Calcium chloride exists as dihydrate (CaCl2x2h20)

Sep 6, 2004 · Replies 8 · Sep 7, 2004

Replies: 8

Views: 20K

Algebra of the Henderson-Hasselbach equation

Sep 3, 2004 · Replies 1 · Sep 4, 2004

Replies: 1

Views: 8K

Uncovering Chemical Structure with NMR: Analysis of C10H14 Hydrocarbon

Aug 31, 2004 · Replies 2 · Aug 31, 2004

Replies: 2

Views: 3K

Rusting of Magnesium: Equation & Experiment

Aug 30, 2004 · Replies 3 · Aug 30, 2004

Replies: 3

Views: 14K

What happens when solid iron reacts with potassium permanganate?

Aug 28, 2004 · Replies 2 · Aug 30, 2004

Replies: 2

Views: 28K

Gas pressure and temperature relation

Aug 27, 2004 · Replies 3 · Aug 27, 2004

Replies: 3

Views: 9K

Two different species obeying the octet rule

Aug 26, 2004 · Replies 3 · Aug 26, 2004

Replies: 3

Views: 6K

FEMTOCHEMISTRY (Preparation of coherent state superpositions)

Aug 23, 2004 · Replies 2 · Aug 24, 2004

Replies: 2

Views: 3K

Do 3 electron bonds really exist?

Aug 22, 2004 · Replies 9 · Aug 23, 2004

Replies: 9

Views: 4K

How Do Repulsive and Attractive Forces Influence Chemical Bond Formation?

Aug 23, 2004 · Replies 1 · Aug 23, 2004

Replies: 1

Views: 3K

How would Nitrous Oxide dissolved at temperature of 350 degrees

Aug 21, 2004 · Replies 2 · Aug 23, 2004

Replies: 2

Views: 4K

Solve the Challenging Redox Chemistry Problem: KNaC4H4O6 + KMnO4 + HNO3

Aug 20, 2004 · Replies 4 · Aug 23, 2004

Replies: 4

Views: 6K

Chlorination of (R)-2-Chlorobutane: Meso vs Racemic Isomers

Aug 22, 2004 · Replies 6 · Aug 22, 2004

Replies: 6

Views: 4K

How Do You Write Electron Configurations for Different Elements?

Jul 26, 2004 · Replies 9 · Aug 21, 2004

Replies: 9

Views: 5K

Investigate Food Adulteration: High School Student Project

Aug 20, 2004 · Replies 2 · Aug 20, 2004

Replies: 2

Views: 120K

How Do You Find the Empirical Formula of a Nickel or Dime?

Aug 12, 2004 · Replies 6 · Aug 20, 2004

Replies: 6

Views: 7K

Calculate the concentration of hydrogen peroxide

Aug 3, 2004 · Replies 1 · Aug 19, 2004

Replies: 1

Views: 10K

Oxygen Bond Angle Increase: Reason Behind Increase?

Aug 11, 2004 · Replies 3 · Aug 19, 2004

Replies: 3

Views: 3K

How Can I Easily Memorize the Periodic Table?

Aug 13, 2004 · Replies 5 · Aug 17, 2004

Replies: 5

Views: 4K

Formula for calculating the atomic or covalent radii of elements

Jul 24, 2004 · Replies 12 · Aug 15, 2004

Replies: 12

Views: 11K

Where can I find affordable and efficient online chemical suppliers?

Aug 3, 2004 · Replies 5 · Aug 14, 2004

Replies: 5

Views: 7K

Calculating Enthalpy Changes in Aqueous Reactions: A Quick Guide"

Aug 13, 2004 · Replies 4 · Aug 14, 2004

Replies: 4

Views: 4K

Mechanism of Most Chemical Reactions

Aug 8, 2004 · Replies 7 · Aug 13, 2004

Replies: 7

Views: 5K

Hydrolysis Reaction: Aspartame & Water Breakdown

Aug 11, 2004 · Replies 1 · Aug 11, 2004

Replies: 1

Views: 10K

Entropy Change at Boiling Point of Chloroform

Aug 10, 2004 · Replies 3 · Aug 11, 2004

Replies: 3

Views: 11K

Uncovering the Mystery of Greek Fire: History, Uses, and Modern Equivalents

Aug 3, 2004 · Replies 3 · Aug 10, 2004

Replies: 3

Views: 5K

Self-Ignition Chemical: Causes and Effects

Aug 9, 2004 · Replies 7 · Aug 10, 2004

Replies: 7

Views: 4K

How Can Bio Ceramics Emit Far Infrared Rays for Aquatic Filtration?

Aug 6, 2004 · Replies 1 · Aug 8, 2004

Replies: 1

Views: 2K

How to Calculate the Partial Pressure of Propane in a Mixture?

Aug 6, 2004 · Replies 1 · Aug 6, 2004

Replies: 1

Views: 23K

Why Do Some Elements Have Multiple Oxyanions While Others Do Not?

Jul 15, 2004 · Replies 3 · Aug 5, 2004

Replies: 3

Views: 7K

What are Better Coupling Reagents for Reacting an Amine with a Carboxylic Acid?

Aug 4, 2004 · Replies 3 · Aug 5, 2004

Replies: 3

Views: 14K

Can You Compose a Molecule from H NMR Signals and Given Formula?

Jul 26, 2004 · Replies 7 · Aug 3, 2004

Replies: 7

Views: 10K

I'm finding organic chemistry difficult

Jun 26, 2004 · Replies 22 · Aug 3, 2004

Replies: 22

Views: 15K

Salt Peter for Chemistry Experiment: What Is It & Where to Find It?

Oct 6, 2003 · Replies 16 · Aug 3, 2004

Replies: 16

Views: 18K

Easy Way to Draw Structures to Post Here anyone?

Jul 31, 2004 · Replies 7 · Aug 2, 2004

Replies: 7

Views: 3K

Froth Floatation Process: Breaking Sulphide Ore using Acid

Jul 15, 2004 · Replies 1 · Jul 31, 2004

Replies: 1

Views: 4K

Rates of Reaction: Info, Websites & Factors

Jul 31, 2004 · Replies 4 · Jul 31, 2004

Replies: 4

Views: 4K

Preparing Alcohol from Bromobenzene and 1-Butene | Solomons Organic Chem

Jul 29, 2004 · Replies 26 · Jul 31, 2004

Replies: 26

Views: 9K

What are the best books for Inorganic Chemistry for IIT-JEE preparation?

Jul 29, 2004 · Replies 2 · Jul 30, 2004

Replies: 2

Views: 4K

Calculate pressure in temperature changes

Jul 29, 2004 · Replies 3 · Jul 29, 2004

Replies: 3

Views: 6K

Constructing a Safe Flame Thrower

Jul 29, 2004 · Replies 3 · Jul 29, 2004

Replies: 3

Views: 4K

Materials Not Affected by Sulphuric Acid - Somy

Jul 27, 2004 · Replies 4 · Jul 29, 2004

Replies: 4

Views: 3K

Entropy Question: Debye's Law & Heat Capacity of Diamond

Jul 20, 2004 · Replies 2 · Jul 28, 2004

Replies: 2

Views: 5K

Why CO2 will dissolve in water? thx

Jul 25, 2004 · Replies 2 · Jul 25, 2004

Replies: 2

Views: 13K

Relationship Between Density and Specific Heat

Jul 24, 2004 · Replies 2 · Jul 24, 2004

Replies: 2

Views: 51K

Strategies for Determining Solubility and Hydration in Chemistry

Jul 18, 2004 · Replies 2 · Jul 21, 2004

Replies: 2

Views: 7K

Predicting Precipitates: Solubility Rules for Cations and Anions

Jul 12, 2004 · Replies 7 · Jul 21, 2004

Replies: 7

Views: 6K

Thalidomide Racemization: Why Does it Occur?

Jun 29, 2004 · Replies 11 · Jul 20, 2004

Replies: 11

Views: 9K

Solving Stoichiometry Problem on Oxalate Mass Percent

Jul 12, 2004 · Replies 7 · Jul 20, 2004

Replies: 7

Views: 4K

Is NH4CL Smoke in the Lab Dangerous?

Dec 20, 2003 · Replies 10 · Jul 20, 2004

Replies: 10

Views: 6K

Calculate Enantiomeric Excess (EE) of Penicillin G Mixture

Jul 18, 2004 · Replies 2 · Jul 19, 2004

Replies: 2

Views: 4K

Anomeric Carbon Atom: Definition

Jul 12, 2004 · Replies 2 · Jul 16, 2004

Replies: 2

Views: 4K

Why Is Atom Stable When Valence Shell Is Filled With 8 Electrons?

Jul 14, 2004 · Replies 3 · Jul 16, 2004

Replies: 3

Views: 6K

Does Soda Water Bubbling Depend on Temperature?

Jul 15, 2004 · Replies 3 · Jul 16, 2004

Replies: 3

Views: 3K

What structural changes occur during graphite to diamond conversion?

Apr 30, 2004 · Replies 2 · Jul 16, 2004

Replies: 2

Views: 4K

Faraday's Electrolysis Forumlae question

Jul 12, 2004 · Replies 7 · Jul 16, 2004

Replies: 7

Views: 8K

Difference in Physics and Chemistry Text regarding Wavenumber

Jul 6, 2004 · Replies 5 · Jul 13, 2004

Replies: 5

Views: 5K

Do Lone Pairs in Molecules Always Have Dipole Moments?

Jun 13, 2004 · Replies 17 · Jul 13, 2004

Replies: 17

Views: 31K

How do you find the gauche number?

Jul 11, 2004 · Replies 2 · Jul 12, 2004

Replies: 2

Views: 6K

Is Hydrogen Combustion a Solid or Liquid?

Jul 8, 2004 · Replies 10 · Jul 12, 2004

Replies: 10

Views: 13K

Draw and name all constitutional isomers

Jul 7, 2004 · Replies 2 · Jul 10, 2004

Replies: 2

Views: 5K

PH Adjustment for Bacteria Media Using NaOH and H2SO4

Jul 9, 2004 · Replies 1 · Jul 9, 2004

Replies: 1

Views: 4K

Acid theory - which ion does the donating?

Jul 5, 2004 · Replies 1 · Jul 5, 2004

Replies: 1

Views: 2K

Temprature of Potassium suproxide

Jul 1, 2004 · Replies 2 · Jul 4, 2004

Replies: 2

Views: 2K

Concentration of water vapor present at equilibrium

Jul 1, 2004 · Replies 3 · Jul 1, 2004

Replies: 3

Views: 7K

Calculating Activation Energy for X+Y -> XY Reaction

Jun 29, 2004 · Replies 10 · Jul 1, 2004

Replies: 10

Views: 12K

Possible to create the spidey web that spiderman uses?

Jun 21, 2004 · Replies 10 · Jul 1, 2004

Replies: 10

Views: 5K

Solve Another Weird Problem: Calculate Specific Heat Capacity

Jun 23, 2004 · Replies 2 · Jun 30, 2004

Replies: 2

Views: 3K

Does any one know where can I buy Potassium superoxide?

Jun 30, 2004 · Replies 2 · Jun 30, 2004

Replies: 2

Views: 4K

Electron Pairs, Outer Shells and Covalent Sharing

Jun 28, 2004 · Replies 12 · Jun 30, 2004

Replies: 12

Views: 9K

Why Does Water Expand When Frozen?

Jun 28, 2004 · Replies 4 · Jun 29, 2004

Replies: 4

Views: 3K

Find the heat content per gram of peanut

Jun 27, 2004 · Replies 1 · Jun 28, 2004

Replies: 1

Views: 5K

How to calculate molecular formula

Jun 9, 2004 · Replies 84 · Jun 28, 2004

3

Replies: 84

Views: 22K

What Gas is Produced from H2O+HCL?

Jun 24, 2004 · Replies 8 · Jun 27, 2004

Replies: 8

Views: 99K

Question 'bout the periodic table

Jun 22, 2004 · Replies 7 · Jun 25, 2004

Replies: 7

Views: 3K

Kc Calculation for BrF5 ↔ Br2 + 5F2 Reaction

Jun 24, 2004 · Replies 2 · Jun 24, 2004

Replies: 2

Views: 3K

Help a Lost Student: Calculating Heat Transfer in H2O

Jun 23, 2004 · Replies 1 · Jun 23, 2004

Replies: 1

Views: 2K

Rate law seconds and concentration

Jun 22, 2004 · Replies 2 · Jun 22, 2004

Replies: 2

Views: 17K

Calculating Heat Of Combustion

Jun 14, 2004 · Replies 2 · Jun 21, 2004

Replies: 2

Views: 19K

Shake it to Light: The Magic of Mechanoluminescence

Jun 18, 2004 · Replies 10 · Jun 20, 2004

Replies: 10

Views: 10K

Master Your Chemistry Exam with Expert Tips and Tricks!

Jun 19, 2004 · Replies 6 · Jun 20, 2004

Replies: 6

Views: 4K

Please tell me why they carbonate drinks?

Jun 13, 2004 · Replies 4 · Jun 19, 2004

Replies: 4

Views: 2K

Exploring Froth Flotation & Negative Energy of Activation

Jun 18, 2004 · Replies 2 · Jun 18, 2004

Replies: 2

Views: 2K

Why can't you TIG weld Aluminium with DC current?

Jun 17, 2004 · Replies 2 · Jun 18, 2004

Replies: 2

Views: 36K

Help Answer Review Questions by Friday Morning

Jun 17, 2004 · Replies 3 · Jun 17, 2004

Replies: 3

Views: 3K

What are the calculations for creating a sodium chloride solution?

Jun 15, 2004 · Replies 2 · Jun 16, 2004

Replies: 2

Views: 3K

How Do You Calculate Mass and Volume in Different Scenarios?

Jun 15, 2004 · Replies 1 · Jun 16, 2004

Replies: 1

Views: 8K

Does anyone know how to do these two questions?

Jun 16, 2004 · Replies 1 · Jun 16, 2004

Replies: 1

Views: 3K

Solving Trimethylacetic Acid Concentration Questions

Jun 14, 2004 · Replies 2 · Jun 14, 2004

Replies: 2

Views: 3K

Simple Gas mass/volume Question

Jun 12, 2004 · Replies 4 · Jun 14, 2004

Replies: 4

Views: 8K

Q&A: Avagadro's Gas Law - Pressure Exerted on or by Gas

Jun 13, 2004 · Replies 2 · Jun 13, 2004

Replies: 2

Views: 4K

Entalpy Change: Pressure & Temperature Effects

May 9, 2004 · Replies 2 · Jun 13, 2004

Replies: 2

Views: 4K

Gas with greatest molecular weight

Jun 7, 2004 · Replies 5 · Jun 13, 2004

Replies: 5

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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