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All questions asked by Poo

List all solved & unsolved questions asked by Poo

Why is Regularization after PCA or Factor Analysis a bad idea?

1   Data Science Asked on 07/10/2021

exploratory factor analysis  machine learning  pca  regularization  ridge regression 

Role of intermediate in determining the exothermic or endothermic nature of reaction

2   Chemistry Asked on 10/05/2021

organic chemistry  reaction mechanism  thermodynamics 

Solvent shell collapse

0   Chemistry Asked on 10/05/2021

organic chemistry  reaction mechanism  stereochemistry  stereoelectronics  stereoselectivity 

Converting fractional coordinates into cartesian coordinates for crystallography

3   Chemistry Asked on 10/05/2021

crystal structure  crystallography  lattices  physical chemistry 

Why should the scalar product of the components along two axes remain unchanged after transformation?

1   Chemistry Asked on 10/05/2021

crystallography  symmetry 

Acids and Bases (Spectator Ions Identification)

1   Chemistry Asked on 03/08/2021

acid base  everyday chemistry  organic chemistry 

Molar conductivities of aqueous electrolytes at 1 M

0   Chemistry Asked on 03/02/2021

conductivity  reference request 

Application of limiting reagents and acid-base stoichiometry

2   Chemistry Asked on 02/25/2021

acid base  stoichiometry 

Why does ethylamine have two infra-red spectra? Are both correct?

2   Chemistry Asked on 02/20/2021

everyday chemistry  experimental chemistry  ir spectroscopy  organic chemistry  spectrophotometry 

How are molecular orbitals obtained in quantum chemistry?

1   Chemistry Asked on 02/18/2021

molecular orbital theory  physical chemistry  quantum chemistry 

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