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
Is a Daniell Cell Rechargeable?
- SMD1990
- · Replies 1 ·
Liquids and chemicals that absorb infrared but transmit visible light
- casaccia
- · Replies 2 ·
How to report mass spectroscopy and elemental analysis in the RSC style
- osc_wildly
- · Replies 3 ·
How to Prepare a Buffer Solution with Methanoic Acid and Methanoate Ions?
- hobomoe
- · Replies 3 ·
Hydration energy and charge to size ratio of ions
- girlzrule786
- · Replies 1 ·
Carbonic Acid Breakup: Does It Separate Immediately?
- JaeKyung
- · Replies 1 ·
What are liquid sprays and how are they formed?
- uniqueijaz
- · Replies 13 ·
Sugar Water: Homogeneous or Heterogeneous Mixture?
- travwg33
- · Replies 1 ·
What causes the patterns left on a baking pan after cookies bake?
- kuahji
- · Replies 6 ·
Separating ethylene from propene after cracking and monomer definition
- Vonderbach
- · Replies 2 ·
What are the criteria for classifying elements as metalloids and halogens?
- thesparrow
- · Replies 1 ·
Why Does Copper Exhibit Two Valencies?
- Bipix
- · Replies 4 ·
How much base to neutralize acid?
- ride5150
- · Replies 1 ·
A Few Organic Chem Questions (Stereochemistry)
- royblaze
- · Replies 3 ·
Why Does Soap Lather Appear White?
- logearav
- · Replies 1 ·
Why doesn;t Carbon show deviation from electron configuration
- Azer2
- · Replies 1 ·
Electrolytic vs. electrochemical vs. galvanic cells.
- Drteeth
- · Replies 4 ·
What is Enthalpy and How Does it Relate to Heat and Pressure?
- abcbac
- · Replies 2 ·
Haber process and power generation
- APeterson
- · Replies 1 ·
Ion Exchange Between Salts in a Solution
- APeterson
- · Replies 3 ·
Containing Electrolysis Underwater
- thinknone847
- · Replies 2 ·
FTIR of Succinic Anhydride in Polymer Synthesis
- trigun0x2
- · Replies 1 ·
Strength of hyrdrogen charges between ethanol and water
- miniradman
- · Replies 1 ·
How is Hydrogen Peroxide Made via Electrolysis?
- PeterPaalvast
- · Replies 1 ·
Al OH3 Electrolysis: Yield Al, H2O, O2?
- SMD1990
- · Replies 1 ·
Creating a Phase Diagram for C60 Triple Point?
- cdude1034
- · Replies 8 ·
How to memorize the periodic table?
- LogicX
- · Replies 3 ·
Does sodium reacting with water produce sodium hydroxide directly or sodium oxide first?
- Jadaav
- · Replies 18 ·
PH Scale: Understanding Its Mechanism
- Rohan Sahuji
- · Replies 1 ·
What are Skeletal Formulas in Chemistry and Biochemistry?
- SootAndGrime
- · Replies 8 ·
Impurities on melting point and boiling point of water
- Yh Hoo
- · Replies 9 ·
Reduction of metal oxides by Carbon
- Jadaav
- · Replies 4 ·
Why does the 1s orbital have lower energy than the 2s orbital?
- Shivam123
- · Replies 1 ·
What Are Some Awesome Chemistry Demonstrations?
- mishima
- · Replies 7 ·
Can Citric Acid Dissolve Set Plaster of Paris for Mold Removal?
- SkepticJ
- · Replies 13 ·
Why does a Kidde CO detector alarm at 260ppm on my boat after toasting bread?
- sophiecentaur
- · Replies 4 ·
Identifying Possible Structural Isomers
- Chem.Stud.
- · Replies 9 ·
Lattice length for Zincblende structures
- nefizseal
- · Replies 1 ·
Is MMS from Jim Humble safe? What can cause NaClO2 to the cells?
- samnathan
- · Replies 1 ·
Things you can make with urine?
- CosmicVoyager
- · Replies 8 ·
So how do you know when a chemical is an acid or not? I know that an
- Titandwedebil
- · Replies 3 ·
Are all acid have covalent structure in solid state?
- henry407
- · Replies 2 ·
Why platinum is used in some half cells and not in others?
- factfinder
- · Replies 1 ·
PH=pKa+log([A-]/[HA]) add lots of water and the pH still remains constant?
- Nikitin
- · Replies 14 ·
Potassium Carbonate + Water Reaction
- Kalrag
- · Replies 2 ·
Naming Oxoanions/Oxoacids, which ion to base off of?
- Titandwedebil
- · Replies 1 ·
What is relative atomic mass?
- Yh Hoo
- · Replies 1 ·
Rechargable galvanic cell?[remove the salt bridge}
- ARAVIND113122
- · Replies 1 ·
Dimensional Analysis with volume?
- Titandwedebil
- · Replies 1 ·
Why Can't Salt Be Separated from Water Using a Centrifuge or by Letting It Sit?
- tony873004
- · Replies 3 ·
How to dehydrate a solid crystal?
- Panthera Leo
- · Replies 15 ·
Why does glass get elastic when immersed in HF; like this video?
- Panthera Leo
- · Replies 6 ·
Products of aluminum sulfate electrolysis
- SMD1990
- · Replies 1 ·
Is SiO3 soluble in Hydrofluoric acid?
- Panthera Leo
- · Replies 5 ·
How Do You Calculate the Cube Length of Packed Silicon Atoms?
- camrysedan92
- · Replies 2 ·
Why is water polar and what makes oxygen attract hydrogen?
- TylerH
- · Replies 5 ·
Salty water showing a voltage?
- SMD1990
- · Replies 4 ·
Hydrogen bond big problems in my mind
- kenny1999
- · Replies 2 ·
Finding Solvent to Dissolve Paraffin Wax
- mohmom
- · Replies 4 ·
How to determine the value of electronegativity
- kenny1999
- · Replies 1 ·
Van't Hoff Approach to Finding ∆H and ∆S
- ampakine
- · Replies 1 ·
Temperature dependence of spontaneity using ΔG = ΔH - TΔS
- ampakine
- · Replies 2 ·
Method for balancing any chemical equation
- ampakine
- · Replies 10 ·
What is the Structure of Ganglioside and Its Variants GM1, GM2, and GM3?
- weng cheong
- · Replies 1 ·
Calculating the EMF of batteries
- batteryguy
- · Replies 2 ·
The carbon content of a good samari sword
- Philosophaie
- · Replies 3 ·
2 questions (one ochem and one pchem)
- boramhuh
- · Replies 4 ·
Atoms Unite: Gas vs. Non-Gas Molecules
- scientifico
- · Replies 3 ·
Sugars Question: Is Galactose Formed from Glucose?
- mattg443
- · Replies 4 ·
Question concerning solubility equilibriums for salts
- Nikitin
- · Replies 1 ·
Why is there a discrepancy in the calculated dipole moment of a water monomer?
- Useful nucleus
- · Replies 12 ·
Measuring the temperature of a combustion
- SMD1990
- · Replies 4 ·
PH at the equivalence point
- gkangelexa
- · Replies 8 ·
Why does water taste stale after sitting out?
- mp3car
- · Replies 17 ·
Why should a buffer's acid have pKa close to the target pH?
- gkangelexa
- · Replies 2 ·
What causes unclear endpoints in diprotic acid titrations?
- Nana00
- · Replies 1 ·
How to Extract Grain-Sized Gold in Dirt?
- cloud_sync
- · Replies 6 ·
Why is sulphuric acid added to copper sulfate solution for electroplating?
- sgsawant
- · Replies 1 ·
Citric acid buffer solution for prac
- antony22
- · Replies 6 ·
Titration Questions: Finding Levulinic Acid Concentration
- royblaze
- · Replies 5 ·
Understanding pKa of Fatty Acids
- gkangelexa
- · Replies 2 ·
Halochromism in Phenolphthalein
- gemma786
- · Replies 9 ·
Does repeated drug dosing with a 4-hour half-life converge to stable levels?
- RossH
- · Replies 7 ·
Why Does Hemoglobin Cause Longer Fluorescence in Luminol Reactions?
- aspiring_1010
- · Replies 1 ·
What kind of phosphate is present in fertilizers?, some say that the
- chemistry93
- · Replies 1 ·
Acid-Base Equilibria: Clarifying Confusion
- abcd8989
- · Replies 4 ·
Free radical Halogenation for heat
- koab1mjr
- · Replies 5 ·
How Does Hybridization Occur and Affect Molecular Structures?
- AudioFlux
- · Replies 3 ·
Are there Lewis acids that *don't* have pH's below 7?
- Simfish
- · Replies 2 ·
Why are acidic amino acid side chains acidic?
- nucleargirl
- · Replies 4 ·
What is the blue Zinc ion in my patient's stomach?
- soopo
- · Replies 1 ·
Determining an empirical formula
- {~}
- · Replies 1 ·
Heat change between system and surrounding
- weng cheong
- · Replies 6 ·
Can entropy decrease once the universe reaches equilibrium?
- weng cheong
- · Replies 1 ·
What Temperature is Required to Break a Water Molecule?
- girlzrule786
- · Replies 1 ·
Why is dichloromethane a good organic solvent?
- birdstudyphys
- · Replies 4 ·
Why do things bond in chemistry?
- barthayn
- · Replies 5 ·
How can we know that which salt is soluble or which is not ?
- sankalpmittal
- · Replies 19 ·
Can Mixing Different pH Indicators Broaden Detection Range in Spectrophotometry?
- Da Apprentice
- · Replies 2 ·
Free energy and Chemical Energy question
- gkangelexa
- · Replies 1 ·