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5

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3

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What's the purpose of significant figures in measurements?

physical-chemistry experimental-chemistry

modified 1 hour ago Peter Mortensen 275

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While titrating a weak acid with a strong base, how do we find the pH of solution at first equivalence point?

physical-chemistry ph titration

modified 6 hours ago Buck Thorn♦ 16.7k

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5

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How can the difference between surface energy and electrostatic repulsion be calculated in electroplating?

physical-chemistry electrochemistry bond metal surface-chemistry

asked 10 hours ago C-Consciousness 13

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2

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28

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Finding freezing temperature and osmotic pressure of an ethylene glycol and glycerol solution in water

physical-chemistry solutions phase osmosis colligative-properties

answered 18 hours ago Mathew Mahindaratne 31.1k

5

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2

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7k

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Why is partial pressure proportional to mole fraction in Henry's law?

physical-chemistry solutions gas-laws

modified 22 hours ago Mathew Mahindaratne 31.1k

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11

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Heat released at constant pressure and temperature and heat released at constant density and temperature

physical-chemistry heat temperature pressure density

modified 23 hours ago Mathew Mahindaratne 31.1k

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2

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57

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Entropy of surrounding in the case of isothermal process

physical-chemistry thermodynamics

modified yesterday Srijan M.T 228

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20

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Can a weak bond or linker be used to open a polymer ring?

organic-chemistry physical-chemistry reaction-mechanism experimental-chemistry

modified yesterday Msamericana1 39

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2

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361

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How to calculate the standard Gibbs free energy of formation of bromine vapor at room temperature?

physical-chemistry thermodynamics

modified Jun 9 at 13:58 Community♦ 1

20

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3

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76k

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Why are Silicates solid while carbon dioxide is a gas?

physical-chemistry crystal-structure carbon-family oxides carbon-dioxide

modified Jun 9 at 8:44 Safdar Faisal 5,334

5

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2

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136

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Why is potassium less dense than sodium?

physical-chemistry electronic-configuration atomic-structure density alkali-metals

modified Jun 9 at 3:28 Mathew Mahindaratne 31.1k

2

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2

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83

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What happens when the amount given doesn't allow for equilbrium to be achieved in a reaction?

physical-chemistry equilibrium humidity

modified Jun 8 at 17:50 Loong 803

4

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2

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230

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How are London Dispersion Forces generated?

physical-chemistry quantum-chemistry intermolecular-forces gas-phase-chemistry

modified Jun 8 at 7:14 Buck Thorn♦ 16.7k

3

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+50

Is standard change in activation Gibbs free energy indepedent of pressure?

physical-chemistry thermodynamics kinetics transition-state-theory

modified Jun 7 at 16:47 Anton 541

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