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29

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What are angular and radial nodes?

physical-chemistry orbitals

modified 23 hours ago huzaifa abedeen 1

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0

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34

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Standard Enthalpy of formation

physical-chemistry thermodynamics everyday-chemistry experimental-chemistry

modified yesterday CommunityBot 1

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1

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36

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should i use U or DeltaU for relationship of interntal energy and temp

physical-chemistry

answered yesterday Krish 1

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74

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The necessary energy required to ionize 1g of potasium in its fundamental state if the ionization energy is given

physical-chemistry atoms atomic-structure ionization-energy

modified Sep 23 at 10:02 Poutnik 22.6k

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2

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975

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How is the concentration of protons calculated in a sodium formate/ formic acid mixture?

physical-chemistry acid-base equilibrium

answered Sep 22 at 21:24 Karsten Theis 25.6k

9

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3

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525

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What is Nesbet's theorem?

physical-chemistry quantum-chemistry computational-chemistry theoretical-chemistry reference-request

modified Sep 22 at 20:19 jjgoings 2,005

11

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686

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Why are protons more common than hydride ion?

physical-chemistry ions electronic-configuration hydrogen

modified Sep 21 at 15:06 Unknown 281

1

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81

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Phase rule for a pure substance in vapor-liquid region

physical-chemistry phase vapor-pressure

modified Sep 21 at 12:06 CommunityBot 1

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1

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20

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How rate of absorption remains same throughout the process?

physical-chemistry adsorption absorption

answered Sep 20 at 5:07 DrMoishe Pippik 22.6k

6

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1

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462

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Why does helium have such a low van der Waals coefficient but not as low a Lennard-Jones coefficient?

physical-chemistry thermodynamics bond statistical-mechanics

modified Sep 19 at 21:57 andselisk♦ 33.6k

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3

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4k

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What's the effect of temperature on buffering capacity?

physical-chemistry biochemistry buffer

modified Sep 19 at 0:48 Party King- Clash of Clans 1,233

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159

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Finding Ka of a monoprotic weak acid from pH and concentration of added sodium salt

physical-chemistry acid-base equilibrium aqueous-solution ph

modified Sep 18 at 21:02 CommunityBot 1

8

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1

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305

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Anomaly in van der Waals constants of noble gases

physical-chemistry thermodynamics gas-laws noble-gases

modified Sep 17 at 13:47 andselisk♦ 33.6k

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Comparing average radius of subshells for multielectron atoms

physical-chemistry atoms atomic-structure atomic-radius

modified Sep 17 at 7:50 Govind 155

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