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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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NaCl & Amylase: Rate of Reaction & Why?

Feb 22, 2004 · Replies 1 · Feb 28, 2004

Replies: 1

Views: 9K

HNO3 + NH3 Reaction: Is it NH4NO3?

Feb 26, 2004 · Replies 1 · Feb 26, 2004

Replies: 1

Views: 6K

Calculate the molarities of CH3COOH and CH3COO-

Feb 19, 2004 · Replies 5 · Feb 26, 2004

Replies: 5

Views: 10K

Can throw away batteries be charged?

Feb 24, 2004 · Replies 1 · Feb 25, 2004

Replies: 1

Views: 4K

What is the Product of the Organic Reaction?

Feb 18, 2004 · Replies 13 · Feb 25, 2004

Replies: 13

Views: 4K

How Much Apple Juice Do You Need for Daily Vitamin C?

Feb 24, 2004 · Replies 1 · Feb 25, 2004

Replies: 1

Views: 3K

Electrolysis Help: Achieving Copper Plating on Steel with 12v Charger

Feb 23, 2004 · Replies 2 · Feb 24, 2004

Replies: 2

Views: 5K

Question about chemical formula

Feb 23, 2004 · Replies 3 · Feb 24, 2004

Replies: 3

Views: 3K

Role of Metals in Living Systems

Feb 16, 2004 · Replies 3 · Feb 20, 2004

Replies: 3

Views: 6K

DIfferent Amounts of Oxygen in Combustion?

Feb 17, 2004 · Replies 5 · Feb 20, 2004

Replies: 5

Views: 7K

Molarity Questions: Calculate Resulting Solutions

Feb 19, 2004 · Replies 1 · Feb 20, 2004

Replies: 1

Views: 10K

What is the enthalpy of neutralisation for a reaction between HCl and NaOH?

Feb 11, 2004 · Replies 2 · Feb 18, 2004

Replies: 2

Views: 15K

Is There a Definitive Guide to Naming Nonorganic Compounds?

Feb 15, 2004 · Replies 1 · Feb 17, 2004

Replies: 1

Views: 5K

Why do I never see anything made out of a lithium compound?

Feb 13, 2004 · Replies 3 · Feb 17, 2004

Replies: 3

Views: 4K

Chemical equation simplification

Feb 15, 2004 · Replies 3 · Feb 17, 2004

Replies: 3

Views: 9K

Solubility of Gases: Why Decreases with Temp Increase?

Feb 15, 2004 · Replies 2 · Feb 15, 2004

Replies: 2

Views: 3K

Hess's Law and change of enthelpy

Feb 15, 2004 · Replies 1 · Feb 15, 2004

Replies: 1

Views: 28K

Chem project, just need some starting advice

Feb 11, 2004 · Replies 4 · Feb 15, 2004

Replies: 4

Views: 3K

Laws of Effusion Explained: Textbooks Don't Help

Feb 11, 2004 · Replies 1 · Feb 14, 2004

Replies: 1

Views: 3K

Calculating Molar Concentration of Diluted HCl Solution

Feb 12, 2004 · Replies 4 · Feb 14, 2004

Replies: 4

Views: 5K

Hydrocarbon Structural Diagrams

Feb 12, 2004 · Replies 2 · Feb 13, 2004

Replies: 2

Views: 11K

Origin of Avogadro's Number: Explained

Feb 13, 2004 · Replies 1 · Feb 13, 2004

Replies: 1

Views: 4K

Is the Thread Theory the Key to Understanding the Smallest Parts of an Atom?

Feb 11, 2004 · Replies 2 · Feb 11, 2004

Replies: 2

Views: 5K

Mol Ratio of Na2CO3 + HCl Reaction

Feb 10, 2004 · Replies 1 · Feb 11, 2004

Replies: 1

Views: 9K

Potassium Chlorate as a Fire Extinguisher: Debunking Common Misconceptions

Feb 11, 2004 · Replies 1 · Feb 11, 2004

Replies: 1

Views: 3K

How do we use UV values in spectral analysis to identify molecules?

Feb 7, 2004 · Replies 7 · Feb 9, 2004

Replies: 7

Views: 11K

Balancing Ethene Combustion Reaction (C2H4 + O2)

Feb 9, 2004 · Replies 2 · Feb 9, 2004

Replies: 2

Views: 3K

Root Mean Squared: Definition & Formula

Feb 9, 2004 · Replies 1 · Feb 9, 2004

Replies: 1

Views: 3K

Støkiometri Tutorial: Learn Mol, G/Mol, Mm & More

Feb 5, 2004 · Replies 5 · Feb 8, 2004

Replies: 5

Views: 5K

Element Properties: Sodium & Potassium Melting Points

Feb 7, 2004 · Replies 1 · Feb 7, 2004

Replies: 1

Views: 5K

Help for Newbie Seeking Pre-Requisites for Chiropractor School

Feb 4, 2004 · Replies 4 · Feb 5, 2004

Replies: 4

Views: 3K

Can anyone explain WHY acids dissociate?

Feb 2, 2004 · Replies 10 · Feb 4, 2004

Replies: 10

Views: 6K

Electron Dot Diagram and Structural Formulas

Feb 3, 2004 · Replies 4 · Feb 3, 2004

Replies: 4

Views: 51K

The Atomic Mass - Calculating the Weight of Gallium Atoms

Feb 3, 2004 · Replies 2 · Feb 3, 2004

Replies: 2

Views: 5K

How Do You Calculate the Mole Fraction of NaCl in a Solution?

Feb 3, 2004 · Replies 3 · Feb 3, 2004

Replies: 3

Views: 7K

Is recycling really that cost efficient?

Feb 2, 2004 · Replies 5 · Feb 3, 2004

Replies: 5

Views: 3K

How to Determine the Molecular Formula of Oxyanions?

Feb 2, 2004 · Replies 4 · Feb 3, 2004

Replies: 4

Views: 14K

Subject for presentation, help.

Feb 1, 2004 · Replies 5 · Feb 2, 2004

Replies: 5

Views: 10K

Oxidation + Reduction Half-Reactions

Jan 30, 2004 · Replies 6 · Feb 2, 2004

Replies: 6

Views: 44K

Hagfish slime as an option to plastics and other materials?

Jan 19, 2004 · Replies 5 · Feb 2, 2004

Replies: 5

Views: 4K

Is There a Limit to the Mind's Capacity for Knowledge?

Jan 30, 2004 · Replies 1 · Jan 31, 2004

Replies: 1

Views: 3K

Activate Atoms: Ionizing or Rubbish?

Jan 29, 2004 · Replies 2 · Jan 30, 2004

Replies: 2

Views: 3K

Making chlorine gas with HCl & KMnO4

Jan 18, 2004 · Replies 12 · Jan 30, 2004

Replies: 12

Views: 31K

Wavelength of electromagnetic radiation

Jan 25, 2004 · Replies 2 · Jan 26, 2004

Replies: 2

Views: 19K

Utlilizing Dalton's Law of Partial Pressures

Jan 26, 2004 · Replies 1 · Jan 26, 2004

Replies: 1

Views: 4K

How can I effectively balance chemical equations for an upcoming exam?

Jan 25, 2004 · Replies 1 · Jan 25, 2004

Replies: 1

Views: 7K

Calculate the mass of Iron(III) chloride

Jan 23, 2004 · Replies 23 · Jan 23, 2004

Replies: 23

Views: 11K

Speed and rate of combustion (in car)

Jan 15, 2004 · Replies 15 · Jan 21, 2004

Replies: 15

Views: 4K

Where can you use protium, tritium and deuterium?

Jan 17, 2004 · Replies 8 · Jan 21, 2004

Replies: 8

Views: 2K

Selenium Oxidation State in Redox Reaction

Jan 12, 2004 · Replies 7 · Jan 21, 2004

Replies: 7

Views: 11K

Carbonic acid formation mechanism

Jan 17, 2004 · Replies 2 · Jan 18, 2004

Replies: 2

Views: 20K

Explain why some noble gases such as Xe will form compounds

Jan 14, 2004 · Replies 5 · Jan 15, 2004

Replies: 5

Views: 3K

A question on soxhlet extraction

Jan 14, 2004 · Replies 1 · Jan 15, 2004

Replies: 1

Views: 5K

Ammonium and Clorox: A Major NO NO?

Jan 11, 2004 · Replies 7 · Jan 15, 2004

Replies: 7

Views: 7K

Considering that fats have long hydrocarbon chains, what do theses

Jan 14, 2004 · Replies 1 · Jan 14, 2004

Replies: 1

Views: 2K

A question on enantiomeric excess

Jan 13, 2004 · Replies 1 · Jan 14, 2004

Replies: 1

Views: 8K

Molarity of Sulfuric Acid Solution: 15.206 M

Jan 13, 2004 · Replies 1 · Jan 14, 2004

Replies: 1

Views: 10K

NMR Theory and Analysis Problems

Jan 12, 2004 · Replies 5 · Jan 13, 2004

Replies: 5

Views: 4K

Why do certain drugs need to be freebased and form HCL salts?

Jan 11, 2004 · Replies 1 · Jan 11, 2004

Replies: 1

Views: 7K

A question about Infra-red Spectrum

Jan 10, 2004 · Replies 3 · Jan 11, 2004

Replies: 3

Views: 3K

Barium Hydroxide: Use & Benefits for Titrations

Jan 9, 2004 · Replies 2 · Jan 11, 2004

Replies: 2

Views: 13K

How Does Solvent Polarity Impact Absorption and Fluorescence Characteristics?

Jan 11, 2004 · Replies 1 · Jan 11, 2004

Replies: 1

Views: 3K

How Do Enthalpy, Entropy, and Gibbs Free Energy Determine Chemical Reactions?

Jan 10, 2004 · Replies 3 · Jan 10, 2004

Replies: 3

Views: 3K

Oxidizing Primary Alcohol to Aldehyde in Methylenechloride & DMF

Jan 10, 2004 · Replies 1 · Jan 10, 2004

Replies: 1

Views: 5K

NADH, why strong electron donor?

Jan 6, 2004 · Replies 8 · Jan 8, 2004

Replies: 8

Views: 17K

What Are the Chemical Properties of Cornstarch and Vegetable Oil?

Jan 7, 2004 · Replies 1 · Jan 8, 2004

Replies: 1

Views: 4K

What is the structure of Ch2Cl2 and which atom would be central?

Jan 6, 2004 · Replies 2 · Jan 7, 2004

Replies: 2

Views: 3K

How to go about Synthesis and Decomposition of compounds

Jan 6, 2004 · Replies 1 · Jan 7, 2004

Replies: 1

Views: 2K

Reoxidation of TPAP by NMO After Oxidation of Alcohol

Jan 7, 2004 · Replies 2 · Jan 7, 2004

Replies: 2

Views: 8K

Understanding Antioxidants: The Role of Oxidation and Reduction

Jan 6, 2004 · Replies 4 · Jan 6, 2004

Replies: 4

Views: 3K

Understanding Electron Sub-Shells for AS Chemistry Exam

Jan 6, 2004 · Replies 2 · Jan 6, 2004

Replies: 2

Views: 17K

Why does exercise decrease the diuretic effect of caffeine?

Jan 5, 2004 · Replies 10 · Jan 6, 2004

Replies: 10

Views: 4K

Nicad vs Lithium Batteries: How to Maximize Life

Jan 2, 2004 · Replies 1 · Jan 5, 2004

Replies: 1

Views: 3K

Can Isoamyl Acetate Create a Bee Army?

Jan 3, 2004 · Replies 5 · Jan 5, 2004

Replies: 5

Views: 7K

Could Deforistation lead to lack of ability to light fires?

Dec 10, 2003 · Replies 35 · Jan 5, 2004

2

Replies: 35

Views: 8K

Some help with the Nernst equation?

Dec 31, 2003 · Replies 23 · Jan 4, 2004

Replies: 23

Views: 21K

Enantiomers & LCD: Practical Use of Polarized Light

Jan 3, 2004 · Replies 1 · Jan 3, 2004

Replies: 1

Views: 3K

Why Does Deep Frying Produce Frothy Bubbles?

Jan 3, 2004 · Replies 2 · Jan 3, 2004

Replies: 2

Views: 4K

What Makes Lead So Stable and Can It Be Transformed?

Jan 3, 2004 · Replies 1 · Jan 3, 2004

Replies: 1

Views: 7K

Organic, Natural, or Chemical Labelling for Products

Jan 1, 2004 · Replies 1 · Jan 1, 2004

Replies: 1

Views: 3K

Advantages of a Burette vs. Measuring Cylinder

Dec 30, 2003 · Replies 4 · Dec 31, 2003

Replies: 4

Views: 16K

What Does the Dots and Numbers Mean in this Chemical Formula?

Dec 31, 2003 · Replies 1 · Dec 31, 2003

Replies: 1

Views: 6K

How Do You Calculate Chemical Reaction Yields?

Dec 30, 2003 · Replies 3 · Dec 31, 2003

Replies: 3

Views: 8K

Do scientists know how many electrons an element has?

Dec 26, 2003 · Replies 4 · Dec 29, 2003

Replies: 4

Views: 4K

Proton Splitting in Nitrotoluene

Dec 20, 2003 · Replies 2 · Dec 23, 2003

Replies: 2

Views: 14K

Why is ethanol the only drinkable alcohol?

Dec 22, 2003 · Replies 9 · Dec 22, 2003

Replies: 9

Views: 58K

Soluble metal ion to make heavy water?

Dec 18, 2003 · Replies 8 · Dec 21, 2003

Replies: 8

Views: 9K

How are cesium and thallium utilized in various industries?

Dec 19, 2003 · Replies 5 · Dec 20, 2003

Replies: 5

Views: 4K

What is this organic ring called?

Dec 20, 2003 · Replies 1 · Dec 20, 2003

Replies: 1

Views: 3K

Solubility & pKa: Intuitively Determine Compound Dissolution?

Dec 19, 2003 · Replies 2 · Dec 19, 2003

Replies: 2

Views: 7K

Questions about molecular forces and shapes

Dec 17, 2003 · Replies 1 · Dec 17, 2003

Replies: 1

Views: 14K

What Do Pi Bond Clouds, Hexane's Shape, and Electrophiles Explain in Chemistry?

Dec 17, 2003 · Replies 1 · Dec 17, 2003

Replies: 1

Views: 3K

What is the concentration of the HCl solution?

Dec 16, 2003 · Replies 2 · Dec 16, 2003

Replies: 2

Views: 3K

How Do You Find the Molecular Formula for a Compound with a Given Molar Mass?

Dec 3, 2003 · Replies 12 · Dec 16, 2003

Replies: 12

Views: 4K

The Nobel Prize in Chemistry 2003

Dec 10, 2003 · Replies 4 · Dec 15, 2003

Replies: 4

Views: 5K

Is chemistry easier than physics?

Dec 14, 2003 · Replies 24 · Dec 15, 2003

Replies: 24

Views: 42K

Ionization Energies Calculation

Dec 13, 2003 · Replies 1 · Dec 14, 2003

Replies: 1

Views: 9K

Is 27O2 + 4C4H9NH2 -> 16CO2 + 22H20 + 2N2 a Combustion Reaction?

Dec 14, 2003 · Replies 1 · Dec 14, 2003

Replies: 1

Views: 5K

Using Salt Peter as gasoline improver.

Dec 13, 2003 · Replies 2 · Dec 13, 2003

Replies: 2

Views: 5K

Solving a Buffer Problem in Chemistry: pH Calculation

Dec 12, 2003 · Replies 1 · Dec 13, 2003

Replies: 1

Views: 4K

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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