Chemistry

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First question with score of 1 or more.
Awarded 13389 times.
How do you decide if NO+O2 is NO2 or NO3?
Awarded 5 hours ago
Why/how is 2-hexanone also called butyl methyl ketone?
Awarded 7 hours ago
Why is the experimental pH of vinegar (acetic acid) so much higher than expected?
Awarded 7 hours ago
Why the difference in shape is occur in sigma 2p orbital of N2 and F2?
Awarded 8 hours ago
How to find relative lowering of vapour pressure from phase diagrams in terms of temperature?
Awarded 17 hours ago
How do we explain mutations, in the deterministic world of chemical reactions?
Awarded 17 hours ago
Converting Chlorine Dioxide to Free Residual Chlorine
Awarded 18 hours ago
What matters most when attempting to achieve the highest efficiency water electrolysis, voltage, current or resonant frequency?
Awarded 18 hours ago
Unit cell in a hexagonal closed pack structure
Awarded 19 hours ago
In “Organic Chemistry” We often see the reagent aqueous NaOH .What is the approximate range we can say of this so called aqueous NaOH? [closed]
Awarded 20 hours ago
Reaction of 1,2-diketones with periodic acid [closed]
Awarded 20 hours ago
Electrochemistry - Variation of observed electric current against the applied voltage in an electrolyte solution for AC and DC [closed]
Awarded 20 hours ago
Protons and osmotic potential
Awarded 22 hours ago
How many non-cyclic isomers exist for C4H7Br? [closed]
Awarded 23 hours ago
what is the physical significance of ∆H=∆U for a chemical reaction?
Awarded yesterday
Is the total ionic-dipole bond (hydrogen bonds) acting on an ion stronger than the lattice energy holding the ions together?
Awarded yesterday
Does a positive Gibbs energy violate the Second Law of Thermodynamics? [duplicate]
Awarded yesterday
what will the products be when AgNO3 reacts with [Cu(NH3)4(H2O)2]2+? [closed]
Awarded yesterday
The amount of heat energy required to raise the temperature of 1g of helium at NTP from T1 K to T2 K is?
Awarded yesterday
(post deleted or otherwise unavailable)
Awarded yesterday
What is the materials science behind thermal diffusion in multispectral camouflage?
Awarded yesterday
Why was Avogadro's number chosen to be the value that it is?
Awarded yesterday
How to create black precipitate in clear liquid
Awarded 2 days ago
Help with molecular dynamics and computational modelling to check validity of hypothesis regarding SN2 reaction mechanisms [closed]
Awarded 2 days ago
What is the best way to make a substantial amount of soot in a high school laboratory?
Awarded 2 days ago
Combination of polydisperse polymer mixtures
Awarded 2 days ago
How to compare the rate of decarboxylation?
Awarded 2 days ago
Why do the splittings in mirrored COSY crosspeaks differ?
Awarded 2 days ago
(post deleted or otherwise unavailable)
Awarded 2 days ago
Could the Superoxide Radical Anion Be Responsible for the Removal of Chlorine Dioxide Used to Treat Natural Waters?
Awarded 2 days ago
What is the net ionic equation for the reaction between Ba(OH)2 and H2SO4? [closed]
Awarded Apr 6 at 3:05
pH implications of redox balancing half reaction method
Awarded Apr 5 at 18:05
Why Exchange Integral 1s2p does not vanish in Helium Excited States?
Awarded Apr 5 at 16:50
Are there any chemical pathways or catalysts that could produce electricity from fossil fuels without combustion?
Awarded Apr 5 at 14:35
Metalation of thiophene
Awarded Apr 5 at 13:00
Is it true to say that as of 2020, chemists can create any gemstone, from 1 to 10 level of Mohs' Scale strengths, artificially? [closed]
Awarded Apr 5 at 12:45
Addition of Methyl Grignard and use of HClO4 in this question
Awarded Apr 5 at 12:40
How come I get different Gibbs free energy for the same reduced equation?
Awarded Apr 5 at 3:05
What is the precipitate of aqueous copper (II) and polysulfides?
Awarded Apr 4 at 23:50
Chemical equilibrium — why multiplication, rather than addition? [duplicate]
Awarded Apr 4 at 20:15
Why do Grignard reagents deprotonate pentane-2,4-dione?
Awarded Apr 4 at 19:10
pH indicator that will fluoresce under UV light
Awarded Apr 3 at 22:10
Protein concentration in the cell from concentration in nucleus and cytoplasm
Awarded Apr 3 at 17:40
Measuring Testosterone Levels Using ELISA [closed]
Awarded Apr 3 at 16:45
Chemicals that display chronochromism or alternatively, controlled oxidation? [closed]
Awarded Apr 3 at 12:10
Calculate collision density of air
Awarded Apr 3 at 10:45
Boundary conditions in a closed system for diffusion (2nd Fick's law) in a porous medium
Awarded Apr 3 at 10:00
Product of the reaction between chalcone and sodium methoxide in methanol
Awarded Apr 3 at 8:30
If you placed silver metal into silver nitrate, would a reaction occur? [closed]
Awarded Apr 3 at 4:30
Check My Beginner's Guide to Shells, Energy Levels, Subshells, and Orbitals [closed]
Awarded Apr 3 at 3:45
Why is 4-t-butyl aci-nitro cyclohexane stable whereas aci-nitro cyclohexane is not?
Awarded Apr 3 at 3:45
Chemical engineering: recycle unreacted ethene
Awarded Apr 2 at 22:35
Hybridization theory (orbitals used in different hybridizations)
Awarded Apr 2 at 15:55
Adding an essential oil to WHO Handrub Formulation [closed]
Awarded Apr 2 at 13:35
(post deleted or otherwise unavailable)
Awarded Apr 2 at 13:35
Reactivity of dinitrogen vs carbon monoxide [closed]
Awarded Apr 1 at 18:35
can a vapour denser than air evaporate in a closed chamber? [closed]
Awarded Apr 1 at 17:45
Why is o-nitroaniline not more basic than aniline?
Awarded Apr 1 at 13:50
How the experimentally determine the elemental composition in fingernails?
Awarded Apr 1 at 13:45
What are some possible classification tests that one can use for o-nitrobenzoic acid?
Awarded Apr 1 at 13:45
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