User DavePhD

46 votes

Is iron in the brown ring compound in a +1 oxidation state?

answered Jun 5, 2014 at 20:02

46 votes

What is the pH of ice?

answered May 5, 2016 at 13:49

37 votes

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Can 100% covalent bonds exist?

answered Jun 1, 2015 at 15:42

34 votes

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Can we really see the bonds?

answered Jan 11, 2015 at 16:24

29 votes

Why does whipped cream use nitrous oxide instead of nitrogen gas?

answered Jun 20, 2017 at 10:57

25 votes

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Why is the definition of the mole as it is?

answered May 29, 2014 at 18:12

25 votes

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What is more acidic: D3O+ in D2O or H3O+ in H2O and why?

answered Nov 25, 2015 at 19:41

24 votes

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Is there a difference between NaCl or table salt (processed) and salt from the Himalayas?

answered May 12, 2016 at 16:56

22 votes

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What is the pKa of the hydronium, or oxonium, ion (H3O+)?

answered Mar 13, 2015 at 13:15

22 votes

What's the strongest known organic acid?

answered Dec 5, 2014 at 13:20

21 votes

Can drinking a lot of water be fatal?

answered Feb 6, 2017 at 16:31

20 votes

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Oxidation state of the sulfur atoms in the thiosulfate Ion

answered Feb 11, 2015 at 12:16

20 votes

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PV=nRT approximation on other planets?

answered Oct 17, 2015 at 20:46

19 votes

Why is methanol toxic?

answered Dec 19, 2014 at 14:16

18 votes

Do electrons have some volume, area or shape?

answered Mar 23, 2018 at 13:30

17 votes

Realistic chemical spill accident in high school chemistry class

answered Mar 29, 2017 at 15:04

17 votes

Why is water "the universal" solvent?

answered Dec 19, 2014 at 12:36

17 votes

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What is the usage of orbitals more complex than f orbitals?

answered Dec 20, 2014 at 21:39

17 votes

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Is hydrogen bonding generally defined to include only three period two elements?

answered Dec 16, 2014 at 15:20

17 votes

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Why does coordinate covalent bond form?

answered Jan 18, 2015 at 14:25

17 votes

Salts that are more hydrophilic than NaCl

answered Feb 19, 2015 at 16:26

17 votes

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Why is NaCl3 possible?

answered Mar 27, 2015 at 12:37

16 votes

What is active mass?

answered Sep 23, 2016 at 12:32

16 votes

How do I visualize an atom?

answered Jul 14, 2015 at 14:14

16 votes

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Does the hydrogen ion actually exist?

answered Dec 10, 2015 at 19:27

16 votes

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How to RAISE the melting point of water?

answered Feb 15, 2015 at 15:44

16 votes

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What is the Structure of FeSO₄ • NO?

answered May 31, 2014 at 10:34

15 votes

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Is cis dipole moment is always greater than trans dipole moment?

answered Oct 27, 2017 at 11:29

15 votes

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Is there a simple way to separate deuterium oxide from tap water?

answered Nov 18, 2014 at 18:56

15 votes

Why isn't water an ionic compound?

answered Feb 6, 2015 at 18:11

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596 Answers

Is iron in the brown ring compound in a +1 oxidation state?

What is the pH of ice?

Can 100% covalent bonds exist?

Can we really see the bonds?

Why does whipped cream use nitrous oxide instead of nitrogen gas?

Why is the definition of the mole as it is?

What is more acidic: D3O+ in D2O or H3O+ in H2O and why?

Is there a difference between NaCl or table salt (processed) and salt from the Himalayas?

What is the pKa of the hydronium, or oxonium, ion (H3O+)?

What's the strongest known organic acid?

Can drinking a lot of water be fatal?

Oxidation state of the sulfur atoms in the thiosulfate Ion

PV=nRT approximation on other planets?

Why is methanol toxic?

Do electrons have some volume, area or shape?

Realistic chemical spill accident in high school chemistry class

Why is water "the universal" solvent?

What is the usage of orbitals more complex than f orbitals?

Is hydrogen bonding generally defined to include only three period two elements?

Why does coordinate covalent bond form?

Salts that are more hydrophilic than NaCl

Why is NaCl3 possible?

What is active mass?

How do I visualize an atom?

Does the hydrogen ion actually exist?

How to RAISE the melting point of water?

What is the Structure of FeSO₄ • NO?

Is cis dipole moment is always greater than trans dipole moment?

Is there a simple way to separate deuterium oxide from tap water?

Why isn't water an ionic compound?