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
Balance in an acidic solution redox
- nautica
- · Replies 1 ·
How to Calculate pH in a Titration of Citric Acid with NaOH?
- nautica
- · Replies 6 ·
Why is my Cu-Mg galvanic cell producing 1.6 V instead of 2.68 V?
- nautica
- · Replies 8 ·
Two unknwon factors in this stoichiometry problem
- Dooh
- · Replies 2 ·
Is my pH calculation for a solution of HCl and NaOH accurate?
- Mathman23
- · Replies 4 ·
How much energy is absorbed by water?
- Roxy
- · Replies 1 ·
RF Measurement: Do I Need a Unit?
- MercuryRising
- · Replies 2 ·
Obtaining Chlorosulphonic Acid (HSO3Cl)
- dextercioby
- · Replies 7 ·
What is the final volume of the balloon in liters after being heated to 93.0oC?
- parwana
- · Replies 5 ·
Acid/Base Weight Change: Melting Point Increase?
- nemzy
- · Replies 9 ·
What Is Stoichiometry in Chemistry?
- apchemstudent
- · Replies 2 ·
Is Ozone Inhalation Safe for Humans?
- rhia
- · Replies 4 ·
How Does KMnO4 Oxidize Toluene to Benzoic Acid?
- cuti_pie75
- · Replies 2 ·
Why Do Double Bonds Not Allow Bond Rotation?
- Cheman
- · Replies 6 ·
Why does BH3 have an unoccupied 2p orbital after forming three B-H bonds?
- el_hijoeputa
- · Replies 8 ·
What are the Strongest Intermolecular Forces in these Compounds?
- parwana
- · Replies 3 ·
Why are orbitals called s, p, d, and f?
- Jeebus
- · Replies 4 ·
Covalent Compound: Max Shared Electrons Between Atoms
- no idea
- · Replies 3 ·
Lewis Structure Problem, Atoms of more than 8 valence electrons?
- relativitydude
- · Replies 5 ·
Solving the Combustion of Octane
- tanya234
- · Replies 1 ·
Side Chain Oxidation: Toluene to Benzoic Acid
- Skyblitz
- · Replies 2 ·
Convert (r)-2-butonal to (s)-s-butonal
- bjon-07
- · Replies 1 ·
How to Determine the Empirical Formula of a Compound?
- k3l
- · Replies 1 ·
Identifying an unknown alkali carbonate without measuring CO2 volume
- gaylateacher
- · Replies 2 ·
What products will 2-methylbutan-2-ol give
- josephcollins
- · Replies 3 ·
How do you identify xylene isomers in a mixture using NMR?
- gravenewworld
- · Replies 4 ·
Where can you find a list of strong oxidizing agents in the periodic table?
- dg_5021
- · Replies 3 ·
Metallic Bonding: Why Do Electrons Leave Atoms?
- Cheman
- · Replies 3 ·
Calculating water vapor evaporated from hot milk in a bowl
- chem_tr
- · Replies 4 ·
Reacting CO2 with CaO and Boric Oxide
- dg_5021
- · Replies 8 ·
Molecular Formula from Mass and Volume Calculations
- preet
- · Replies 4 ·
Exothermic Reaction Origin: What is the Source?
- Farside
- · Replies 3 ·
Why isn't there such a thing as base rain?
- tandoorichicken
- · Replies 1 ·
Low composition of sodium in table salt?
- no idea
- · Replies 3 ·
Can Tobacco Substances Trigger Delayed Fear and Anxiety Responses?
- fullstopsmoking
- · Replies 1 ·
Paint thinner, oil, and water in a jar
- BH20
- · Replies 4 ·
Question regarding redox process
- Mathman23
- · Replies 11 ·
Calculating Molecular Geometry Angles
- relativitydude
- · Replies 3 ·
Distinguishing between unknown organic compounds
- Karate Chop
- · Replies 8 ·
What is the Conjugate Acid of H2PO4?
- bayan
- · Replies 1 ·
Which substance acted as a catalyst?
- DeathKnight
- · Replies 2 ·
Net ionic equation for NaOCl and Na2S2O3, and how to find enthalpy change
- needhelpperson
- · Replies 4 ·
Identify Element X: Wavelength, Valence Shell, and Quantum Numbers
- chjopl
- · Replies 2 ·
How to Write Chemical Formulas Systematically?
- courtrigrad
- · Replies 8 ·
Organic Chemistry Lab Questions: pKa of p-Chlorophenol
- KKAK
- · Replies 7 ·
What color results from passing incandescent light through red then green filters?
- dg_5021
- · Replies 4 ·
What are the Possible Products in the Dichlorination of Cyclopentane?
- maverick280857
- · Replies 6 ·
Finding HCl and NaOH molarities from Na2CO3 titration data
- tipton12
- · Replies 1 ·
Spectroscope separates entering light into its component wavelengths?
- dg_5021
- · Replies 2 ·
Immediate source of the colored light produced by neon signs?
- dg_5021
- · Replies 2 ·
H+ Calculation for 0.220 M Aniline Solution with Kb = 7.4e-10
- parwana
- · Replies 5 ·
FXe2 Bond Angle: 104.5° or 90°?
- Tanya Back
- · Replies 2 ·
Oxide Aluminum with Mercury:A Popsci Experiment
- mrjeffy321
- · Replies 4 ·
What is the oxidation state of Cr in Cr(CO)6
- dibilo
- · Replies 5 ·
Organic Chemistry Lab: Isolating Caffeine from Tea Leafs
- pitchharmonics
- · Replies 1 ·
How Do You Calculate Effective Nuclear Charge for Elements in the S Orbital?
- relativitydude
- · Replies 2 ·
Redox reaction for sour solution
- Mathman23
- · Replies 1 ·
Reaction Quotient and Le Chatelier's Principle
- Mathman23
- · Replies 5 ·
How do you do retrosynthetic analysis?
- suf7
- · Replies 8 ·
Comparing ionic and covalent character using polarizing ability
- dibilo
- · Replies 4 ·
General quantities in chemical reactions questions
- voodoomagic
- · Replies 2 ·
How do the OH groups in sucrose and glycerin aid in their solubility in water?
- dajugganaut
- · Replies 5 ·
What is the weight percent of NH3 in the window cleaner?
- Mag
- · Replies 2 ·
Which Substituted Phenol Is Most Acidic?
- maverick280857
- · Replies 10 ·
Does temperature affect mass in chemistry
- TheShapeOfTime
- · Replies 4 ·
Mass of a hydrate before and after the hydrate was evaporated away
- TheShapeOfTime
- · Replies 10 ·
Calculate % Yield: Pb(NO3)2 + LiBr -> PbBr2
- parwana
- · Replies 9 ·
Chemical Reactions: Understanding Substances and Reaction Rates
- EIRE2003
- · Replies 2 ·
Finding moles of gas released when metal reacts with HCl
- ecoonrod
- · Replies 5 ·
Calculate the molarity, M, of the NaOH
- Xamfy19
- · Replies 3 ·
Is the CO3(2-) carbonate ion polar or nonpolar?
- needhelpperson
- · Replies 2 ·
Analytical methods of calcium in milk
- almohandes
- · Replies 9 ·
Advice about preparing xanthates
- chem_tr
- · Replies 8 ·
WHy OXygen can react with metal?
- no idea
- · Replies 2 ·
Is 1-Bromo-But-2-ene the Major Product in But-2-en-1-ol Reaction with HBr?
- maverick280857
- · Replies 9 ·
Infrared spectroscopy of a cyclic alkene
- asfd
- · Replies 5 ·
Why does oxidization occur in certain substances?
- Azrioch
- · Replies 4 ·
What is the Enthalpy and Internal Energy Change for a Thermochemical Reaction?
- peter444
- · Replies 7 ·
Finding density of alloy with 15% copper, 35% aluminum, 50% iron
- rikku
- · Replies 7 ·
AC Electrical heating - Clay sediments
- wildwildwest
- · Replies 3 ·
What is the Kinetic Energy of H-Atom in HBr Photodissociation?
- pii
- · Replies 2 ·
I hate chemistry Hate it Hate it Hate it
- Math Is Hard
- · Replies 48 ·
What are the concentrations of NO2 and N2O4 in an equilibrium reaction?
- Mathman23
- · Replies 2 ·
Difference between an acid and its conjugate acid
- M Usman
- · Replies 1 ·
MO energy level diagram for H3+ with cyclic structure
- gravenewworld
- · Replies 2 ·
Compound that gives positive Molisch but negative Fehling test?
- spacetime
- · Replies 1 ·
A couple of questions of acetic acid
- termite
- · Replies 3 ·
Does arginine gain additional protons on its side chain nitrogens during titration?
- Daemos
- · Replies 2 ·
Which Statements about the P Orbitals of Butadiene are True?
- parwana
- · Replies 14 ·
Heat of reaction for AgNO3 + HCl precipitation
- dg_5021
- · Replies 5 ·
Calculate the molar mass of the metal
- parwana
- · Replies 16 ·
Is it safe to drink lab ethanol?
- bjon-07
- · Replies 12 ·
Oxidation using selenium dioxide
- maverick280857
- · Replies 5 ·
Extracting Gold from Seawater: Is It Possible?
- tumor
- · Replies 4 ·
How Does Excess HCl Affect pH in Methyl Ammonia Titration?
- Mag
- · Replies 3 ·
Calculate the heat capacity of this calorimeter
- dg_5021
- · Replies 1 ·
Physical Chemistry: Partial Molar Volumes NaCl Solutions
- tam
- · Replies 1 ·
First carboxylic acid is more acidic than the second
- maverick280857
- · Replies 8 ·